From a8843796dec4ebca1dc9777f8ebb186c77419115 Mon Sep 17 00:00:00 2001 From: Brian Nguyen Date: Wed, 11 Jun 2025 11:14:49 -0700 Subject: [PATCH 1/2] Added tests to twrnc preset --- .../design-system-twrnc-preset/jest.config.js | 11 +- .../src/Theme.types.test.ts | 91 +++++ .../src/ThemeProvider.test.tsx | 163 +++++++++ .../src/colors.test.ts | 239 ++++++++++++++ .../src/hooks.test.tsx | 129 ++++++++ .../src/index.test.ts | 94 ++++++ .../src/tailwind.config.test.ts | 153 +++++++++ .../src/typography.test.ts | 310 ++++++++++++++++++ .../src/typography.types.test.ts | 237 +++++++++++++ 9 files changed, 1423 insertions(+), 4 deletions(-) create mode 100644 packages/design-system-twrnc-preset/src/Theme.types.test.ts create mode 100644 packages/design-system-twrnc-preset/src/ThemeProvider.test.tsx create mode 100644 packages/design-system-twrnc-preset/src/colors.test.ts create mode 100644 packages/design-system-twrnc-preset/src/hooks.test.tsx create mode 100644 packages/design-system-twrnc-preset/src/index.test.ts create mode 100644 packages/design-system-twrnc-preset/src/tailwind.config.test.ts create mode 100644 packages/design-system-twrnc-preset/src/typography.test.ts create mode 100644 packages/design-system-twrnc-preset/src/typography.types.test.ts diff --git a/packages/design-system-twrnc-preset/jest.config.js b/packages/design-system-twrnc-preset/jest.config.js index 36e5dd057..ff16cbfde 100644 --- a/packages/design-system-twrnc-preset/jest.config.js +++ b/packages/design-system-twrnc-preset/jest.config.js @@ -14,10 +14,6 @@ module.exports = merge(baseConfig, { // The display name when running multiple projects displayName, - // TODO add tests to twrnc preset https://github.com/MetaMask/metamask-design-system/issues/90 - // Pass with no tests if no test files are found - passWithNoTests: true, - // An object that configures minimum threshold enforcement for coverage results coverageThreshold: { global: { @@ -38,4 +34,11 @@ module.exports = merge(baseConfig, { moduleNameMapper: { '\\.(css|less|scss)$': 'identity-obj-proxy', }, + // Exclude pure type files from coverage since they contain no executable code + // Also exclude enum files that Jest has difficulty tracking coverage for + coveragePathIgnorePatterns: [ + '/node_modules/', + 'typography\\.types\\.ts$', + 'Theme\\.types\\.ts$', + ], }); diff --git a/packages/design-system-twrnc-preset/src/Theme.types.test.ts b/packages/design-system-twrnc-preset/src/Theme.types.test.ts new file mode 100644 index 000000000..132d59bee --- /dev/null +++ b/packages/design-system-twrnc-preset/src/Theme.types.test.ts @@ -0,0 +1,91 @@ +import { Theme } from './Theme.types'; + +describe('Theme', () => { + it('has correct light theme value', () => { + expect(Theme.Light).toBe('light'); + }); + + it('has correct dark theme value', () => { + expect(Theme.Dark).toBe('dark'); + }); + + it('has exactly two theme values', () => { + const themeValues = Object.values(Theme); + expect(themeValues).toHaveLength(2); + expect(themeValues).toContain('light'); + expect(themeValues).toContain('dark'); + }); + + it('enum keys match expected values', () => { + expect(Object.keys(Theme)).toEqual(['Light', 'Dark']); + }); + + it('can be used as string values', () => { + const lightTheme: string = Theme.Light; + const darkTheme: string = Theme.Dark; + + expect(typeof lightTheme).toBe('string'); + expect(typeof darkTheme).toBe('string'); + expect(lightTheme).toBe('light'); + expect(darkTheme).toBe('dark'); + }); + + it('can be used as object keys', () => { + const themeConfig = { + [Theme.Light]: 'light-config', + [Theme.Dark]: 'dark-config', + }; + + expect(themeConfig[Theme.Light]).toBe('light-config'); + expect(themeConfig[Theme.Dark]).toBe('dark-config'); + expect(themeConfig['light']).toBe('light-config'); + expect(themeConfig['dark']).toBe('dark-config'); + }); + + it('can be iterated over', () => { + const themes = Object.values(Theme); + const result: string[] = []; + + themes.forEach((theme) => { + result.push(theme); + }); + + expect(result).toEqual(['light', 'dark']); + }); + + it('enum comparison works correctly', () => { + expect(Theme.Light === 'light').toBe(true); + expect(Theme.Dark === 'dark').toBe(true); + // Test that they are distinct values + const allThemes = [Theme.Light, Theme.Dark]; + expect(allThemes).toHaveLength(2); + expect(new Set(allThemes).size).toBe(2); // All values are unique + // Test enum values are different strings + expect(Theme.Light).not.toBe(Theme.Dark); + }); + + it('can be used in switch statements', () => { + const getThemeLabel = (theme: Theme): string => { + switch (theme) { + case Theme.Light: + return 'Light Mode'; + case Theme.Dark: + return 'Dark Mode'; + default: + return 'Unknown'; + } + }; + + expect(getThemeLabel(Theme.Light)).toBe('Light Mode'); + expect(getThemeLabel(Theme.Dark)).toBe('Dark Mode'); + }); + + it('maintains type safety', () => { + const validTheme: Theme = Theme.Light; + const anotherValidTheme: Theme = Theme.Dark; + + // These should compile without error + expect([validTheme, anotherValidTheme]).toContain('light'); + expect([validTheme, anotherValidTheme]).toContain('dark'); + }); +}); diff --git a/packages/design-system-twrnc-preset/src/ThemeProvider.test.tsx b/packages/design-system-twrnc-preset/src/ThemeProvider.test.tsx new file mode 100644 index 000000000..2ca04df58 --- /dev/null +++ b/packages/design-system-twrnc-preset/src/ThemeProvider.test.tsx @@ -0,0 +1,163 @@ +import React from 'react'; +import { Text, View } from 'react-native'; +import { render } from '@testing-library/react-native'; + +import { Theme } from './Theme.types'; +import { ThemeProvider } from './ThemeProvider'; +import { useTheme, useTailwind } from './hooks'; + +// Test component that uses both hooks to verify provider works +const TestConsumerComponent = ({ testId }: { testId: string }) => { + const theme = useTheme(); + const tw = useTailwind(); + + // Test basic styling works + const styles = tw`bg-default text-default p-2`; + + return ( + + {theme} + + {styles ? 'has-styles' : 'no-styles'} + + + ); +}; + +describe('ThemeProvider', () => { + it('provides light theme context correctly', () => { + const { getByTestId } = render( + + + , + ); + + const themeText = getByTestId('light-test-theme'); + const stylesText = getByTestId('light-test-hasStyles'); + + expect(themeText.props.children).toBe(Theme.Light); + expect(stylesText.props.children).toBe('has-styles'); + }); + + it('provides dark theme context correctly', () => { + const { getByTestId } = render( + + + , + ); + + const themeText = getByTestId('dark-test-theme'); + const stylesText = getByTestId('dark-test-hasStyles'); + + expect(themeText.props.children).toBe(Theme.Dark); + expect(stylesText.props.children).toBe('has-styles'); + }); + + it('updates context when theme prop changes', () => { + const { getByTestId, rerender } = render( + + + , + ); + + // Initial state + expect(getByTestId('change-test-theme').props.children).toBe(Theme.Light); + + // After theme change + rerender( + + + , + ); + + expect(getByTestId('change-test-theme').props.children).toBe(Theme.Dark); + }); + + it('generates different tailwind instances for different themes', () => { + const { getByTestId: getLightTestId } = render( + + + , + ); + + const { getByTestId: getDarkTestId } = render( + + + , + ); + + const lightView = getLightTestId('light-instance'); + const darkView = getDarkTestId('dark-instance'); + + // Both should have styles but they should be different + expect(lightView.props.style).toBeDefined(); + expect(darkView.props.style).toBeDefined(); + expect(lightView.props.style).not.toEqual(darkView.props.style); + }); + + it('supports nested providers with different themes', () => { + const { getByTestId } = render( + + + + + + , + ); + + const outerTheme = getByTestId('outer-theme'); + const innerTheme = getByTestId('inner-theme'); + + expect(outerTheme.props.children).toBe(Theme.Light); + expect(innerTheme.props.children).toBe(Theme.Dark); + }); + + it('renders children correctly', () => { + const { getByTestId } = render( + + + Test content + + , + ); + + expect(getByTestId('child-view')).toBeDefined(); + expect(getByTestId('child-text').props.children).toBe('Test content'); + }); + + it('memoizes context value correctly to prevent unnecessary rerenders', () => { + let renderCount = 0; + + const CountingComponent = () => { + renderCount++; + const theme = useTheme(); + return {theme}; + }; + + const { rerender } = render( + + + , + ); + + const initialRenderCount = renderCount; + + // Rerender with same theme - should not cause child to rerender + rerender( + + + , + ); + + expect(renderCount).toBe(initialRenderCount + 1); // Only one additional render for the rerender call + + // Rerender with different theme - should cause child to rerender + rerender( + + + , + ); + + expect(renderCount).toBe(initialRenderCount + 2); // One more render due to theme change + }); +}); diff --git a/packages/design-system-twrnc-preset/src/colors.test.ts b/packages/design-system-twrnc-preset/src/colors.test.ts new file mode 100644 index 000000000..91e3adf57 --- /dev/null +++ b/packages/design-system-twrnc-preset/src/colors.test.ts @@ -0,0 +1,239 @@ +import { themeColors } from './colors'; +import { Theme } from './Theme.types'; + +// Mock the design tokens to ensure consistent testing +jest.mock('@metamask/design-tokens', () => ({ + lightTheme: { + colors: { + background: { + default: '#FFFFFF', + alternative: '#F2F4F6', + muted: '#FCFCFC', + }, + text: { + default: '#24272A', + alternative: '#535A61', + muted: '#9FA6AD', + }, + primary: { + default: '#0376C9', + alternative: '#0260A4', + muted: '#037DD680', + }, + error: { + default: '#D73A49', + alternative: '#B92534', + muted: '#D73A4980', + }, + shadow: { + default: '#00000026', + primary: '#037DD633', + error: '#CA354280', + }, + edge: { + nullValue: null, + numberValue: 42, + booleanValue: true, + undefinedValue: undefined, + }, + }, + }, + darkTheme: { + colors: { + background: { + default: '#24272A', + alternative: '#1C1E21', + muted: '#2C2E31', + }, + text: { + default: '#FFFFFF', + alternative: '#D6D9DC', + muted: '#9FA6AD', + }, + primary: { + default: '#1098FC', + alternative: '#5DBBF5', + muted: '#1098FC80', + }, + error: { + default: '#F85149', + alternative: '#FF6A63', + muted: '#F8514980', + }, + shadow: { + default: '#00000080', + primary: '#1098FC33', + error: '#FF6A6380', + }, + edge: { + nullValue: null, + numberValue: 42, + booleanValue: true, + undefinedValue: undefined, + }, + }, + }, +})); + +describe('colors', () => { + describe('themeColors', () => { + it('has colors for both light and dark themes', () => { + expect(themeColors).toHaveProperty(Theme.Light); + expect(themeColors).toHaveProperty(Theme.Dark); + expect(typeof themeColors[Theme.Light]).toBe('object'); + expect(typeof themeColors[Theme.Dark]).toBe('object'); + }); + + it('flattens nested color objects with kebab-case keys', () => { + const lightColors = themeColors[Theme.Light]; + + // Check that nested objects are flattened + expect(lightColors).toHaveProperty('background-default'); + expect(lightColors).toHaveProperty('background-alternative'); + expect(lightColors).toHaveProperty('text-default'); + expect(lightColors).toHaveProperty('primary-default'); + expect(lightColors).toHaveProperty('error-default'); + expect(lightColors).toHaveProperty('shadow-default'); + }); + + it('contains expected color values for light theme', () => { + const lightColors = themeColors[Theme.Light]; + + expect(lightColors['background-default']).toBe('#FFFFFF'); + expect(lightColors['background-alternative']).toBe('#F2F4F6'); + expect(lightColors['text-default']).toBe('#24272A'); + expect(lightColors['primary-default']).toBe('#0376C9'); + expect(lightColors['error-default']).toBe('#D73A49'); + }); + + it('contains expected color values for dark theme', () => { + const darkColors = themeColors[Theme.Dark]; + + expect(darkColors['background-default']).toBe('#24272A'); + expect(darkColors['background-alternative']).toBe('#1C1E21'); + expect(darkColors['text-default']).toBe('#FFFFFF'); + expect(darkColors['primary-default']).toBe('#1098FC'); + expect(darkColors['error-default']).toBe('#F85149'); + }); + + it('has different colors between light and dark themes', () => { + const lightColors = themeColors[Theme.Light]; + const darkColors = themeColors[Theme.Dark]; + + // Background colors should be different + expect(lightColors['background-default']).not.toBe( + darkColors['background-default'], + ); + expect(lightColors['text-default']).not.toBe(darkColors['text-default']); + expect(lightColors['primary-default']).not.toBe( + darkColors['primary-default'], + ); + }); + + it('has consistent structure between themes', () => { + const lightColors = themeColors[Theme.Light]; + const darkColors = themeColors[Theme.Dark]; + + const lightKeys = Object.keys(lightColors).sort(); + const darkKeys = Object.keys(darkColors).sort(); + + // Both themes should have the same color keys + expect(lightKeys).toEqual(darkKeys); + expect(lightKeys.length).toBeGreaterThan(0); + }); + + it('converts camelCase to kebab-case in color keys', () => { + const lightColors = themeColors[Theme.Light]; + + // Check that camelCase properties are converted to kebab-case + expect(lightColors).toHaveProperty('background-alternative'); + expect(lightColors).toHaveProperty('text-alternative'); + expect(lightColors).toHaveProperty('primary-alternative'); + expect(lightColors).toHaveProperty('error-alternative'); + + // Ensure no camelCase keys exist + const keys = Object.keys(lightColors); + const hasCamelCase = keys.some((key) => /[A-Z]/.test(key)); + expect(hasCamelCase).toBe(false); + }); + + it('includes muted color variants', () => { + const lightColors = themeColors[Theme.Light]; + const darkColors = themeColors[Theme.Dark]; + + expect(lightColors).toHaveProperty('background-muted'); + expect(lightColors).toHaveProperty('text-muted'); + expect(lightColors).toHaveProperty('primary-muted'); + expect(lightColors).toHaveProperty('error-muted'); + + expect(darkColors).toHaveProperty('background-muted'); + expect(darkColors).toHaveProperty('text-muted'); + expect(darkColors).toHaveProperty('primary-muted'); + expect(darkColors).toHaveProperty('error-muted'); + }); + + it('includes shadow colors', () => { + const lightColors = themeColors[Theme.Light]; + const darkColors = themeColors[Theme.Dark]; + + expect(lightColors).toHaveProperty('shadow-default'); + expect(lightColors).toHaveProperty('shadow-primary'); + expect(lightColors).toHaveProperty('shadow-error'); + + expect(darkColors).toHaveProperty('shadow-default'); + expect(darkColors).toHaveProperty('shadow-primary'); + expect(darkColors).toHaveProperty('shadow-error'); + }); + + it('has all color values as strings', () => { + const lightColors = themeColors[Theme.Light]; + const darkColors = themeColors[Theme.Dark]; + + Object.values(lightColors).forEach((color) => { + expect(typeof color).toBe('string'); + expect(color).toMatch(/^#[0-9A-F]{6}([0-9A-F]{2})?$/i); // Valid hex color + }); + + Object.values(darkColors).forEach((color) => { + expect(typeof color).toBe('string'); + expect(color).toMatch(/^#[0-9A-F]{6}([0-9A-F]{2})?$/i); // Valid hex color + }); + }); + + it('handles edge cases in color flattening', () => { + const lightColors = themeColors[Theme.Light]; + const darkColors = themeColors[Theme.Dark]; + + // The edge values in our mock should be filtered out since they're not strings + // or valid nested objects, so these keys should not exist in the flattened result + expect(lightColors).not.toHaveProperty('edge-null-value'); + expect(lightColors).not.toHaveProperty('edge-number-value'); + expect(lightColors).not.toHaveProperty('edge-boolean-value'); + expect(lightColors).not.toHaveProperty('edge-undefined-value'); + + expect(darkColors).not.toHaveProperty('edge-null-value'); + expect(darkColors).not.toHaveProperty('edge-number-value'); + expect(darkColors).not.toHaveProperty('edge-boolean-value'); + expect(darkColors).not.toHaveProperty('edge-undefined-value'); + }); + + it('filters out non-string and non-object values during flattening', () => { + // This test verifies that the flattenColors function correctly handles + // edge cases where values are neither strings nor valid objects + const lightColors = themeColors[Theme.Light]; + + // Count only valid string color values (should exclude the edge cases) + const validColorKeys = Object.keys(lightColors).filter((key) => { + return ( + lightColors[key] && + typeof lightColors[key] === 'string' && + lightColors[key].startsWith('#') + ); + }); + + // Should have all the expected color values but none of the edge case values + expect(validColorKeys.length).toBeGreaterThan(10); + expect(validColorKeys.every((key) => !key.includes('edge'))).toBe(true); + }); + }); +}); diff --git a/packages/design-system-twrnc-preset/src/hooks.test.tsx b/packages/design-system-twrnc-preset/src/hooks.test.tsx new file mode 100644 index 000000000..f644c2df5 --- /dev/null +++ b/packages/design-system-twrnc-preset/src/hooks.test.tsx @@ -0,0 +1,129 @@ +import React from 'react'; +import { Text, View } from 'react-native'; +import { render } from '@testing-library/react-native'; + +import { useTheme, useTailwind } from './hooks'; +import { Theme } from './Theme.types'; +import { ThemeProvider } from './ThemeProvider'; + +// Test components to verify hooks work correctly +const TestThemeComponent = () => { + const theme = useTheme(); + return {theme}; +}; + +const TestTailwindComponent = () => { + const tw = useTailwind(); + const styles = tw`bg-default text-default p-4`; + return ( + + Test + + ); +}; + +describe('hooks', () => { + describe('useTheme', () => { + it('returns the current theme from context', () => { + const { getByTestId } = render( + + + , + ); + + const themeText = getByTestId('theme-text'); + expect(themeText.props.children).toBe(Theme.Light); + }); + + it('updates when theme changes', () => { + const { getByTestId, rerender } = render( + + + , + ); + + expect(getByTestId('theme-text').props.children).toBe(Theme.Light); + + rerender( + + + , + ); + + expect(getByTestId('theme-text').props.children).toBe(Theme.Dark); + }); + + it('returns default light theme when used outside ThemeProvider', () => { + const { getByTestId } = render(); + + const themeText = getByTestId('theme-text'); + expect(themeText.props.children).toBe(Theme.Light); + }); + }); + + describe('useTailwind', () => { + it('returns tailwind function that generates styles', () => { + const { getByTestId } = render( + + + , + ); + + const view = getByTestId('tailwind-view'); + expect(view.props.style).toBeDefined(); + expect( + Array.isArray(view.props.style) || typeof view.props.style === 'object', + ).toBe(true); + }); + + it('generates different styles for different themes', () => { + const { getByTestId, rerender } = render( + + + , + ); + + const lightStyles = getByTestId('tailwind-view').props.style; + + rerender( + + + , + ); + + const darkStyles = getByTestId('tailwind-view').props.style; + + // Styles should be different between light and dark themes + expect(lightStyles).not.toEqual(darkStyles); + }); + + it('returns default tailwind instance when used outside ThemeProvider', () => { + const { getByTestId } = render(); + + const view = getByTestId('tailwind-view'); + expect(view.props.style).toBeDefined(); + expect( + Array.isArray(view.props.style) || typeof view.props.style === 'object', + ).toBe(true); + }); + + it('default tailwind instance uses light theme', () => { + // Test with provider using light theme + const { getByTestId: getProviderView } = render( + + + , + ); + + // Test without provider (should use default light theme) + const { getByTestId: getDefaultView } = render(); + + const providerStyles = getProviderView('tailwind-view').props.style; + const defaultStyles = getDefaultView('tailwind-view').props.style; + + // Both should have styles (may be slightly different due to context recreation) + expect(providerStyles).toBeDefined(); + expect(defaultStyles).toBeDefined(); + }); + }); +}); diff --git a/packages/design-system-twrnc-preset/src/index.test.ts b/packages/design-system-twrnc-preset/src/index.test.ts new file mode 100644 index 000000000..721c91a2b --- /dev/null +++ b/packages/design-system-twrnc-preset/src/index.test.ts @@ -0,0 +1,94 @@ +import * as DesignSystemTwrncPreset from './index'; +import { ThemeProvider } from './ThemeProvider'; +import { Theme } from './Theme.types'; +import { useTheme, useTailwind } from './hooks'; + +describe('index exports', () => { + it('exports ThemeProvider', () => { + expect(DesignSystemTwrncPreset.ThemeProvider).toBeDefined(); + expect(DesignSystemTwrncPreset.ThemeProvider).toBe(ThemeProvider); + }); + + it('exports Theme enum', () => { + expect(DesignSystemTwrncPreset.Theme).toBeDefined(); + expect(DesignSystemTwrncPreset.Theme).toBe(Theme); + }); + + it('exports useTheme hook', () => { + expect(DesignSystemTwrncPreset.useTheme).toBeDefined(); + expect(DesignSystemTwrncPreset.useTheme).toBe(useTheme); + expect(typeof DesignSystemTwrncPreset.useTheme).toBe('function'); + }); + + it('exports useTailwind hook', () => { + expect(DesignSystemTwrncPreset.useTailwind).toBeDefined(); + expect(DesignSystemTwrncPreset.useTailwind).toBe(useTailwind); + expect(typeof DesignSystemTwrncPreset.useTailwind).toBe('function'); + }); + + it('exports all expected members', () => { + const expectedExports = [ + 'ThemeProvider', + 'Theme', + 'useTheme', + 'useTailwind', + ]; + const actualExports = Object.keys(DesignSystemTwrncPreset); + + expectedExports.forEach((exportName) => { + expect(actualExports).toContain(exportName); + }); + }); + + it('does not export unexpected members', () => { + const actualExports = Object.keys(DesignSystemTwrncPreset); + const expectedExports = [ + 'ThemeProvider', + 'Theme', + 'useTheme', + 'useTailwind', + ]; + + // Should only export the expected members + expect(actualExports.sort()).toEqual(expectedExports.sort()); + }); + + it('exports have correct types', () => { + // ThemeProvider should be a React component (function/object) + expect(typeof DesignSystemTwrncPreset.ThemeProvider).toBe('function'); + + // Theme should be an object (enum) + expect(typeof DesignSystemTwrncPreset.Theme).toBe('object'); + + // Hooks should be functions + expect(typeof DesignSystemTwrncPreset.useTheme).toBe('function'); + expect(typeof DesignSystemTwrncPreset.useTailwind).toBe('function'); + }); + + it('Theme enum has correct values', () => { + expect(DesignSystemTwrncPreset.Theme.Light).toBe('light'); + expect(DesignSystemTwrncPreset.Theme.Dark).toBe('dark'); + }); + + it('can be used with destructuring imports', () => { + const { + ThemeProvider: ImportedThemeProvider, + Theme: ImportedTheme, + useTheme: ImportedUseTheme, + useTailwind: ImportedUseTailwind, + } = DesignSystemTwrncPreset; + + expect(ImportedThemeProvider).toBe(ThemeProvider); + expect(ImportedTheme).toBe(Theme); + expect(ImportedUseTheme).toBe(useTheme); + expect(ImportedUseTailwind).toBe(useTailwind); + }); + + it('maintains referential equality for exports', () => { + // Multiple imports should reference the same objects + const firstImport = DesignSystemTwrncPreset.ThemeProvider; + const secondImport = DesignSystemTwrncPreset.ThemeProvider; + + expect(firstImport).toBe(secondImport); + }); +}); diff --git a/packages/design-system-twrnc-preset/src/tailwind.config.test.ts b/packages/design-system-twrnc-preset/src/tailwind.config.test.ts new file mode 100644 index 000000000..b1adeb65d --- /dev/null +++ b/packages/design-system-twrnc-preset/src/tailwind.config.test.ts @@ -0,0 +1,153 @@ +import { generateTailwindConfig } from './tailwind.config'; +import { Theme } from './Theme.types'; + +// Mock the colors and typography modules since we're testing the config generation logic +jest.mock('./colors', () => ({ + themeColors: { + light: { + 'background-default': '#ffffff', + 'background-muted': '#f2f4f6', + 'text-default': '#24272a', + 'text-muted': '#6a737d', + 'border-default': '#d6d9dc', + 'border-muted': '#bbc0c5', + 'primary-default': '#0376c9', + 'error-default': '#d73a49', + }, + dark: { + 'background-default': '#24272a', + 'background-muted': '#1c1e21', + 'text-default': '#ffffff', + 'text-muted': '#9fa6ad', + 'border-default': '#495057', + 'border-muted': '#6c757d', + 'primary-default': '#1098fc', + 'error-default': '#f85149', + }, + }, +})); + +jest.mock('./typography', () => ({ + typographyTailwindConfig: { + fontSize: { + xs: ['12px', '16px'], + sm: ['14px', '20px'], + base: ['16px', '24px'], + }, + fontFamily: { + sans: ['System', 'sans-serif'], + }, + letterSpacing: { + tight: '-0.025em', + normal: '0em', + }, + lineHeight: { + tight: '1.25', + normal: '1.5', + }, + }, +})); + +describe('generateTailwindConfig', () => { + beforeEach(() => { + jest.clearAllMocks(); + }); + + it('generates config for light theme', () => { + const config = generateTailwindConfig(Theme.Light); + + expect(config).toBeDefined(); + expect(typeof config).toBe('object'); + expect(config).toHaveProperty('theme'); + }); + + it('generates config for dark theme', () => { + const config = generateTailwindConfig(Theme.Dark); + + expect(config).toBeDefined(); + expect(typeof config).toBe('object'); + expect(config).toHaveProperty('theme'); + }); + + it('includes color properties in the config', () => { + const config = generateTailwindConfig(Theme.Light); + + expect(config).toHaveProperty('theme.extend.colors'); + expect(config).toHaveProperty('theme.extend.textColor'); + expect(config).toHaveProperty('theme.extend.backgroundColor'); + expect(config).toHaveProperty('theme.extend.borderColor'); + }); + + it('includes typography configuration', () => { + const config = generateTailwindConfig(Theme.Light); + + expect(config).toHaveProperty('theme.extend.fontSize'); + expect(config).toHaveProperty('theme.extend.fontFamily'); + expect(config).toHaveProperty('theme.extend.letterSpacing'); + expect(config).toHaveProperty('theme.extend.lineHeight'); + }); + + it('generates different configs for different themes', () => { + const lightConfig = generateTailwindConfig(Theme.Light); + const darkConfig = generateTailwindConfig(Theme.Dark); + + expect(lightConfig).not.toEqual(darkConfig); + expect(lightConfig).toHaveProperty('theme'); + expect(darkConfig).toHaveProperty('theme'); + }); + + it('handles invalid theme gracefully', () => { + const consoleErrorSpy = jest + .spyOn(console, 'error') + .mockImplementation(() => {}); + + // @ts-expect-error - Testing invalid theme + const config = generateTailwindConfig('invalid-theme'); + + expect(consoleErrorSpy).toHaveBeenCalledWith('Theme colors not found.'); + expect(config).toEqual({}); + + consoleErrorSpy.mockRestore(); + }); + + it('config structure is consistent between themes', () => { + const lightConfig = generateTailwindConfig(Theme.Light); + const darkConfig = generateTailwindConfig(Theme.Dark); + + // Both should have the same structure + expect(lightConfig).toHaveProperty('theme.extend'); + expect(darkConfig).toHaveProperty('theme.extend'); + + // Get the extend objects + const lightExtend = (lightConfig as any).theme?.extend; + const darkExtend = (darkConfig as any).theme?.extend; + + if (lightExtend && darkExtend) { + expect(Object.keys(lightExtend)).toEqual(Object.keys(darkExtend)); + } + }); + + it('generates valid twrnc config object', () => { + const config = generateTailwindConfig(Theme.Light); + + // Should be a valid object that twrnc can use + expect(typeof config).toBe('object'); + expect(config).not.toBeNull(); + expect(Array.isArray(config)).toBe(false); + }); + + it('maintains color values for each theme', () => { + const lightConfig = generateTailwindConfig(Theme.Light); + const darkConfig = generateTailwindConfig(Theme.Dark); + + // Light theme should have light colors + const lightColors = (lightConfig as any).theme?.extend?.colors; + expect(lightColors?.['background-default']).toBe('#ffffff'); + expect(lightColors?.['text-default']).toBe('#24272a'); + + // Dark theme should have dark colors + const darkColors = (darkConfig as any).theme?.extend?.colors; + expect(darkColors?.['background-default']).toBe('#24272a'); + expect(darkColors?.['text-default']).toBe('#ffffff'); + }); +}); diff --git a/packages/design-system-twrnc-preset/src/typography.test.ts b/packages/design-system-twrnc-preset/src/typography.test.ts new file mode 100644 index 000000000..13aa583fa --- /dev/null +++ b/packages/design-system-twrnc-preset/src/typography.test.ts @@ -0,0 +1,310 @@ +import { typographyTailwindConfig } from './typography'; +import type { TypographyVariant } from './typography.types'; + +// Mock the design tokens to ensure consistent testing +jest.mock('@metamask/design-tokens', () => ({ + typography: { + sDisplayLG: { + fontSize: 48, + lineHeight: 56, + letterSpacing: 0, + fontWeight: '700', + }, + sDisplayMD: { + fontSize: 32, + lineHeight: 40, + letterSpacing: 0, + fontWeight: '700', + }, + sHeadingLG: { + fontSize: 24, + lineHeight: 32, + letterSpacing: 0, + fontWeight: '700', + }, + sHeadingMD: { + fontSize: 18, + lineHeight: 24, + letterSpacing: 0, + fontWeight: '700', + }, + sHeadingSM: { + fontSize: 16, + lineHeight: 24, + letterSpacing: 0, + fontWeight: '700', + }, + sBodyLGMedium: { + fontSize: 18, + lineHeight: 24, + letterSpacing: 0, + fontWeight: '500', + }, + sBodyMD: { + fontSize: 14, + lineHeight: 20, + letterSpacing: 0, + fontWeight: '400', + }, + sBodySM: { + fontSize: 12, + lineHeight: 16, + letterSpacing: 0, + fontWeight: '400', + }, + sBodyXS: { + fontSize: 10, + lineHeight: 12, + letterSpacing: 0, + fontWeight: '400', + }, + }, +})); + +describe('typography', () => { + describe('typographyTailwindConfig', () => { + it('has all required properties', () => { + expect(typographyTailwindConfig).toHaveProperty('fontSize'); + expect(typographyTailwindConfig).toHaveProperty('fontFamily'); + expect(typographyTailwindConfig).toHaveProperty('letterSpacing'); + expect(typographyTailwindConfig).toHaveProperty('lineHeight'); + }); + + describe('fontSize', () => { + const expectedVariants: TypographyVariant[] = [ + 'display-lg', + 'display-md', + 'heading-lg', + 'heading-md', + 'heading-sm', + 'body-lg', + 'body-md', + 'body-sm', + 'body-xs', + ]; + + it('contains all typography variants', () => { + expectedVariants.forEach((variant) => { + expect(typographyTailwindConfig.fontSize).toHaveProperty(variant); + }); + }); + + it('has correct structure for each font size variant', () => { + expectedVariants.forEach((variant) => { + const fontSize = typographyTailwindConfig.fontSize[variant]; + + expect(Array.isArray(fontSize)).toBe(true); + expect(fontSize).toHaveLength(2); + expect(typeof fontSize[0]).toBe('string'); // fontSize value + expect(typeof fontSize[1]).toBe('object'); // style properties + + const styleProperties = fontSize[1]; + expect(styleProperties).toHaveProperty('lineHeight'); + expect(styleProperties).toHaveProperty('letterSpacing'); + expect(styleProperties).toHaveProperty('fontWeight'); + }); + }); + + it('has expected font size values', () => { + expect(typographyTailwindConfig.fontSize['display-lg'][0]).toBe('48'); + expect(typographyTailwindConfig.fontSize['display-md'][0]).toBe('32'); + expect(typographyTailwindConfig.fontSize['heading-lg'][0]).toBe('24'); + expect(typographyTailwindConfig.fontSize['heading-md'][0]).toBe('18'); + expect(typographyTailwindConfig.fontSize['heading-sm'][0]).toBe('16'); + expect(typographyTailwindConfig.fontSize['body-lg'][0]).toBe('18'); + expect(typographyTailwindConfig.fontSize['body-md'][0]).toBe('14'); + expect(typographyTailwindConfig.fontSize['body-sm'][0]).toBe('12'); + expect(typographyTailwindConfig.fontSize['body-xs'][0]).toBe('10'); + }); + + it('has line heights with px units', () => { + expectedVariants.forEach((variant) => { + const lineHeight = + typographyTailwindConfig.fontSize[variant][1].lineHeight; + expect(lineHeight).toMatch(/\d+px$/); + }); + + expect( + typographyTailwindConfig.fontSize['display-lg'][1].lineHeight, + ).toBe('56px'); + expect( + typographyTailwindConfig.fontSize['display-md'][1].lineHeight, + ).toBe('40px'); + expect(typographyTailwindConfig.fontSize['body-md'][1].lineHeight).toBe( + '20px', + ); + }); + }); + + describe('fontFamily', () => { + const expectedFontFamilies = [ + 'default-regular', + 'default-regular-italic', + 'default-medium', + 'default-medium-italic', + 'default-bold', + 'default-bold-italic', + 'accent-regular', + 'accent-medium', + 'accent-bold', + 'hero-regular', + ]; + + it('contains all required font families', () => { + expectedFontFamilies.forEach((fontFamily) => { + expect(typographyTailwindConfig.fontFamily).toHaveProperty( + fontFamily, + ); + expect( + typeof typographyTailwindConfig.fontFamily[ + fontFamily as keyof typeof typographyTailwindConfig.fontFamily + ], + ).toBe('string'); + }); + }); + + it('has correct MetaMask font family values', () => { + expect(typographyTailwindConfig.fontFamily['default-regular']).toBe( + 'CentraNo1-Book', + ); + expect( + typographyTailwindConfig.fontFamily['default-regular-italic'], + ).toBe('CentraNo1-BookItalic'); + expect(typographyTailwindConfig.fontFamily['default-medium']).toBe( + 'CentraNo1-Medium', + ); + expect( + typographyTailwindConfig.fontFamily['default-medium-italic'], + ).toBe('CentraNo1-MediumItalic'); + expect(typographyTailwindConfig.fontFamily['default-bold']).toBe( + 'CentraNo1-Bold', + ); + expect(typographyTailwindConfig.fontFamily['default-bold-italic']).toBe( + 'CentraNo1-BoldItalic', + ); + expect(typographyTailwindConfig.fontFamily['accent-regular']).toBe( + 'MMSans-Regular', + ); + expect(typographyTailwindConfig.fontFamily['accent-medium']).toBe( + 'MMSans-Medium', + ); + expect(typographyTailwindConfig.fontFamily['accent-bold']).toBe( + 'MMSans-Bold', + ); + expect(typographyTailwindConfig.fontFamily['hero-regular']).toBe( + 'MMPoly-Regular', + ); + }); + }); + + describe('letterSpacing', () => { + const expectedVariants: TypographyVariant[] = [ + 'display-lg', + 'display-md', + 'heading-lg', + 'heading-md', + 'heading-sm', + 'body-lg', + 'body-md', + 'body-sm', + 'body-xs', + ]; + + it('contains all typography variants', () => { + expectedVariants.forEach((variant) => { + expect(typographyTailwindConfig.letterSpacing).toHaveProperty( + variant, + ); + expect(typeof typographyTailwindConfig.letterSpacing[variant]).toBe( + 'string', + ); + }); + }); + + it('has expected letter spacing values', () => { + expectedVariants.forEach((variant) => { + const letterSpacing = typographyTailwindConfig.letterSpacing[variant]; + expect(letterSpacing).toBe('0'); + }); + }); + }); + + describe('lineHeight', () => { + const expectedVariants: TypographyVariant[] = [ + 'display-lg', + 'display-md', + 'heading-lg', + 'heading-md', + 'heading-sm', + 'body-lg', + 'body-md', + 'body-sm', + 'body-xs', + ]; + + it('contains all typography variants', () => { + expectedVariants.forEach((variant) => { + expect(typographyTailwindConfig.lineHeight).toHaveProperty(variant); + expect(typeof typographyTailwindConfig.lineHeight[variant]).toBe( + 'string', + ); + }); + }); + + it('has line heights with px units', () => { + expectedVariants.forEach((variant) => { + const lineHeight = typographyTailwindConfig.lineHeight[variant]; + expect(lineHeight).toMatch(/^\d+px$/); + }); + }); + + it('has expected line height values', () => { + expect(typographyTailwindConfig.lineHeight['display-lg']).toBe('56px'); + expect(typographyTailwindConfig.lineHeight['display-md']).toBe('40px'); + expect(typographyTailwindConfig.lineHeight['heading-lg']).toBe('32px'); + expect(typographyTailwindConfig.lineHeight['heading-md']).toBe('24px'); + expect(typographyTailwindConfig.lineHeight['heading-sm']).toBe('24px'); + expect(typographyTailwindConfig.lineHeight['body-lg']).toBe('24px'); + expect(typographyTailwindConfig.lineHeight['body-md']).toBe('20px'); + expect(typographyTailwindConfig.lineHeight['body-sm']).toBe('16px'); + expect(typographyTailwindConfig.lineHeight['body-xs']).toBe('12px'); + }); + }); + + it('maintains consistency between fontSize and lineHeight variants', () => { + const fontSizeVariants = Object.keys(typographyTailwindConfig.fontSize); + const lineHeightVariants = Object.keys( + typographyTailwindConfig.lineHeight, + ); + const letterSpacingVariants = Object.keys( + typographyTailwindConfig.letterSpacing, + ); + + expect(fontSizeVariants.sort()).toEqual(lineHeightVariants.sort()); + expect(fontSizeVariants.sort()).toEqual(letterSpacingVariants.sort()); + }); + + it('has consistent line height values between fontSize and lineHeight objects', () => { + const variants: TypographyVariant[] = [ + 'display-lg', + 'display-md', + 'heading-lg', + 'heading-md', + 'heading-sm', + 'body-lg', + 'body-md', + 'body-sm', + 'body-xs', + ]; + + variants.forEach((variant) => { + const fontSizeLineHeight = + typographyTailwindConfig.fontSize[variant][1].lineHeight; + const standaloneLineHeight = + typographyTailwindConfig.lineHeight[variant]; + + expect(fontSizeLineHeight).toBe(standaloneLineHeight); + }); + }); + }); +}); diff --git a/packages/design-system-twrnc-preset/src/typography.types.test.ts b/packages/design-system-twrnc-preset/src/typography.types.test.ts new file mode 100644 index 000000000..0a55f9625 --- /dev/null +++ b/packages/design-system-twrnc-preset/src/typography.types.test.ts @@ -0,0 +1,237 @@ +import type { + TypographyVariant, + FontWeight, + FontStyle, + TypographyTailwindConfigProps, +} from './typography.types'; + +describe('typography types', () => { + describe('TypographyVariant', () => { + it('includes all expected typography variants', () => { + const expectedVariants = [ + 'display-lg', + 'display-md', + 'heading-lg', + 'heading-md', + 'heading-sm', + 'body-lg', + 'body-md', + 'body-sm', + 'body-xs', + ]; + + // Test that the type accepts all expected values + const testVariants: TypographyVariant[] = + expectedVariants as TypographyVariant[]; + expect(testVariants).toHaveLength(9); + expect(testVariants).toEqual(expectedVariants); + }); + + it('can be used as union type', () => { + const testFunction = (variant: TypographyVariant): string => variant; + + expect(testFunction('display-lg')).toBe('display-lg'); + expect(testFunction('display-md')).toBe('display-md'); + expect(testFunction('heading-lg')).toBe('heading-lg'); + expect(testFunction('heading-md')).toBe('heading-md'); + expect(testFunction('heading-sm')).toBe('heading-sm'); + expect(testFunction('body-lg')).toBe('body-lg'); + expect(testFunction('body-md')).toBe('body-md'); + expect(testFunction('body-sm')).toBe('body-sm'); + expect(testFunction('body-xs')).toBe('body-xs'); + }); + }); + + describe('FontWeight', () => { + it('includes all expected font weight values', () => { + const numericWeights = [ + '100', + '200', + '300', + '400', + '500', + '600', + '700', + '800', + '900', + ]; + const namedWeights = ['normal', 'bold']; + + const testWeights: FontWeight[] = [ + ...numericWeights, + ...namedWeights, + ] as FontWeight[]; + expect(testWeights).toHaveLength(11); + }); + + it('can be used as union type', () => { + const testFunction = (weight: FontWeight): string => weight; + + expect(testFunction('100')).toBe('100'); + expect(testFunction('400')).toBe('400'); + expect(testFunction('700')).toBe('700'); + expect(testFunction('normal')).toBe('normal'); + expect(testFunction('bold')).toBe('bold'); + }); + }); + + describe('FontStyle', () => { + it('includes expected font style values', () => { + const expectedStyles = ['normal', 'italic']; + const testStyles: FontStyle[] = expectedStyles as FontStyle[]; + expect(testStyles).toHaveLength(2); + expect(testStyles).toEqual(expectedStyles); + }); + + it('can be used as union type', () => { + const testFunction = (style: FontStyle): string => style; + + expect(testFunction('normal')).toBe('normal'); + expect(testFunction('italic')).toBe('italic'); + }); + }); + + describe('TypographyTailwindConfigProps', () => { + it('has correct structure for fontSize property', () => { + // This is a type-only test to ensure the interface is correctly defined + const mockConfig: TypographyTailwindConfigProps = { + fontSize: { + 'display-lg': [ + '48', + { lineHeight: '56px', letterSpacing: '0', fontWeight: '700' }, + ], + 'display-md': [ + '32', + { lineHeight: '40px', letterSpacing: '0', fontWeight: '700' }, + ], + 'heading-lg': [ + '24', + { lineHeight: '32px', letterSpacing: '0', fontWeight: '700' }, + ], + 'heading-md': [ + '18', + { lineHeight: '24px', letterSpacing: '0', fontWeight: '700' }, + ], + 'heading-sm': [ + '16', + { lineHeight: '24px', letterSpacing: '0', fontWeight: '700' }, + ], + 'body-lg': [ + '18', + { lineHeight: '24px', letterSpacing: '0', fontWeight: '500' }, + ], + 'body-md': [ + '14', + { lineHeight: '20px', letterSpacing: '0', fontWeight: '400' }, + ], + 'body-sm': [ + '12', + { lineHeight: '16px', letterSpacing: '0', fontWeight: '400' }, + ], + 'body-xs': [ + '10', + { lineHeight: '12px', letterSpacing: '0', fontWeight: '400' }, + ], + }, + fontFamily: { + 'default-regular': 'CentraNo1-Book', + 'default-regular-italic': 'CentraNo1-BookItalic', + 'default-medium': 'CentraNo1-Medium', + 'default-medium-italic': 'CentraNo1-MediumItalic', + 'default-bold': 'CentraNo1-Bold', + 'default-bold-italic': 'CentraNo1-BoldItalic', + 'accent-regular': 'MMSans-Regular', + 'accent-medium': 'MMSans-Medium', + 'accent-bold': 'MMSans-Bold', + 'hero-regular': 'MMPoly-Regular', + }, + letterSpacing: { + 'display-lg': '0', + 'display-md': '0', + 'heading-lg': '0', + 'heading-md': '0', + 'heading-sm': '0', + 'body-lg': '0', + 'body-md': '0', + 'body-sm': '0', + 'body-xs': '0', + }, + lineHeight: { + 'display-lg': '56px', + 'display-md': '40px', + 'heading-lg': '32px', + 'heading-md': '24px', + 'heading-sm': '24px', + 'body-lg': '24px', + 'body-md': '20px', + 'body-sm': '16px', + 'body-xs': '12px', + }, + }; + + expect(mockConfig).toBeDefined(); + expect(mockConfig.fontSize).toBeDefined(); + expect(mockConfig.fontFamily).toBeDefined(); + expect(mockConfig.letterSpacing).toBeDefined(); + expect(mockConfig.lineHeight).toBeDefined(); + }); + + it('requires lineHeight to be string with units', () => { + // Type test to ensure lineHeight is string (not number) + const validConfig: TypographyTailwindConfigProps['lineHeight'] = { + 'display-lg': '56px', + 'display-md': '40px', + 'heading-lg': '32px', + 'heading-md': '24px', + 'heading-sm': '24px', + 'body-lg': '24px', + 'body-md': '20px', + 'body-sm': '16px', + 'body-xs': '12px', + }; + + expect(typeof validConfig['display-lg']).toBe('string'); + expect(validConfig['display-lg']).toMatch(/px$/); + }); + + it('requires fontSize to be tuple with string and style object', () => { + // Type test to ensure fontSize structure + const validFontSize: TypographyTailwindConfigProps['fontSize']['display-lg'] = + [ + '48', + { + lineHeight: '56px', + letterSpacing: '0', + fontWeight: '700', + }, + ]; + + expect(Array.isArray(validFontSize)).toBe(true); + expect(validFontSize).toHaveLength(2); + expect(typeof validFontSize[0]).toBe('string'); + expect(typeof validFontSize[1]).toBe('object'); + }); + + it('includes all required fontFamily keys', () => { + const requiredFontFamilyKeys = [ + 'default-regular', + 'default-regular-italic', + 'default-medium', + 'default-medium-italic', + 'default-bold', + 'default-bold-italic', + 'accent-regular', + 'accent-medium', + 'accent-bold', + 'hero-regular', + ]; + + // This validates the type includes all required keys + type FontFamilyKeys = keyof TypographyTailwindConfigProps['fontFamily']; + const testKeys: FontFamilyKeys[] = + requiredFontFamilyKeys as FontFamilyKeys[]; + + expect(testKeys).toHaveLength(10); + }); + }); +}); From e85d192f3f6c741c42b4c888be2fed05f6e4473c Mon Sep 17 00:00:00 2001 From: Brian Nguyen Date: Wed, 11 Jun 2025 16:04:41 -0700 Subject: [PATCH 2/2] Updated twrnc preset tests to not mock design tokens --- .../design-system-twrnc-preset/package.json | 1 + .../src/Theme.types.test.ts | 33 ++-- .../src/ThemeProvider.test.tsx | 8 +- .../src/colors.test.ts | 171 +++++------------- .../design-system-twrnc-preset/src/colors.ts | 4 +- .../src/hooks.test.tsx | 14 +- .../src/index.test.ts | 18 +- .../src/tailwind.config.test.ts | 56 +++--- .../src/typography.test.ts | 143 +++++---------- .../src/typography.types.test.ts | 28 ++- yarn.lock | 136 +++++++------- 11 files changed, 244 insertions(+), 368 deletions(-) diff --git a/packages/design-system-twrnc-preset/package.json b/packages/design-system-twrnc-preset/package.json index b302f8963..e32352d9e 100644 --- a/packages/design-system-twrnc-preset/package.json +++ b/packages/design-system-twrnc-preset/package.json @@ -65,6 +65,7 @@ "jest": "^29.7.0", "metro-react-native-babel-preset": "^0.77.0", "react": "^18.2.0", + "react-native": "^0.72.15", "react-test-renderer": "^18.3.1", "ts-jest": "^29.2.5", "typescript": "~5.2.2" diff --git a/packages/design-system-twrnc-preset/src/Theme.types.test.ts b/packages/design-system-twrnc-preset/src/Theme.types.test.ts index 132d59bee..6643d509e 100644 --- a/packages/design-system-twrnc-preset/src/Theme.types.test.ts +++ b/packages/design-system-twrnc-preset/src/Theme.types.test.ts @@ -17,7 +17,7 @@ describe('Theme', () => { }); it('enum keys match expected values', () => { - expect(Object.keys(Theme)).toEqual(['Light', 'Dark']); + expect(Object.keys(Theme)).toStrictEqual(['Light', 'Dark']); }); it('can be used as string values', () => { @@ -38,8 +38,8 @@ describe('Theme', () => { expect(themeConfig[Theme.Light]).toBe('light-config'); expect(themeConfig[Theme.Dark]).toBe('dark-config'); - expect(themeConfig['light']).toBe('light-config'); - expect(themeConfig['dark']).toBe('dark-config'); + expect(themeConfig.light).toBe('light-config'); + expect(themeConfig.dark).toBe('dark-config'); }); it('can be iterated over', () => { @@ -50,12 +50,12 @@ describe('Theme', () => { result.push(theme); }); - expect(result).toEqual(['light', 'dark']); + expect(result).toStrictEqual(['light', 'dark']); }); it('enum comparison works correctly', () => { - expect(Theme.Light === 'light').toBe(true); - expect(Theme.Dark === 'dark').toBe(true); + expect(Theme.Light).toBe('light'); + expect(Theme.Dark).toBe('dark'); // Test that they are distinct values const allThemes = [Theme.Light, Theme.Dark]; expect(allThemes).toHaveLength(2); @@ -64,20 +64,15 @@ describe('Theme', () => { expect(Theme.Light).not.toBe(Theme.Dark); }); - it('can be used in switch statements', () => { - const getThemeLabel = (theme: Theme): string => { - switch (theme) { - case Theme.Light: - return 'Light Mode'; - case Theme.Dark: - return 'Dark Mode'; - default: - return 'Unknown'; - } - }; + it('enum values can be compared and used in logic', () => { + // Test direct enum usage without switch statements to avoid conditional logic warnings + expect(Theme.Light).toBe('light'); + expect(Theme.Dark).toBe('dark'); - expect(getThemeLabel(Theme.Light)).toBe('Light Mode'); - expect(getThemeLabel(Theme.Dark)).toBe('Dark Mode'); + // Test that we can distinguish between the two enum values + expect(Theme.Light).not.toBe(Theme.Dark); + expect(Theme.Light).toBe(Theme.Light); + expect(Theme.Dark).toBe(Theme.Dark); }); it('maintains type safety', () => { diff --git a/packages/design-system-twrnc-preset/src/ThemeProvider.test.tsx b/packages/design-system-twrnc-preset/src/ThemeProvider.test.tsx index 2ca04df58..e1ce024c4 100644 --- a/packages/design-system-twrnc-preset/src/ThemeProvider.test.tsx +++ b/packages/design-system-twrnc-preset/src/ThemeProvider.test.tsx @@ -1,10 +1,10 @@ +import { render } from '@testing-library/react-native'; import React from 'react'; import { Text, View } from 'react-native'; -import { render } from '@testing-library/react-native'; +import { useTheme, useTailwind } from './hooks'; import { Theme } from './Theme.types'; import { ThemeProvider } from './ThemeProvider'; -import { useTheme, useTailwind } from './hooks'; // Test component that uses both hooks to verify provider works const TestConsumerComponent = ({ testId }: { testId: string }) => { @@ -92,7 +92,7 @@ describe('ThemeProvider', () => { // Both should have styles but they should be different expect(lightView.props.style).toBeDefined(); expect(darkView.props.style).toBeDefined(); - expect(lightView.props.style).not.toEqual(darkView.props.style); + expect(lightView.props.style).not.toStrictEqual(darkView.props.style); }); it('supports nested providers with different themes', () => { @@ -129,7 +129,7 @@ describe('ThemeProvider', () => { let renderCount = 0; const CountingComponent = () => { - renderCount++; + renderCount += 1; const theme = useTheme(); return {theme}; }; diff --git a/packages/design-system-twrnc-preset/src/colors.test.ts b/packages/design-system-twrnc-preset/src/colors.test.ts index 91e3adf57..82146f85a 100644 --- a/packages/design-system-twrnc-preset/src/colors.test.ts +++ b/packages/design-system-twrnc-preset/src/colors.test.ts @@ -1,80 +1,6 @@ import { themeColors } from './colors'; import { Theme } from './Theme.types'; -// Mock the design tokens to ensure consistent testing -jest.mock('@metamask/design-tokens', () => ({ - lightTheme: { - colors: { - background: { - default: '#FFFFFF', - alternative: '#F2F4F6', - muted: '#FCFCFC', - }, - text: { - default: '#24272A', - alternative: '#535A61', - muted: '#9FA6AD', - }, - primary: { - default: '#0376C9', - alternative: '#0260A4', - muted: '#037DD680', - }, - error: { - default: '#D73A49', - alternative: '#B92534', - muted: '#D73A4980', - }, - shadow: { - default: '#00000026', - primary: '#037DD633', - error: '#CA354280', - }, - edge: { - nullValue: null, - numberValue: 42, - booleanValue: true, - undefinedValue: undefined, - }, - }, - }, - darkTheme: { - colors: { - background: { - default: '#24272A', - alternative: '#1C1E21', - muted: '#2C2E31', - }, - text: { - default: '#FFFFFF', - alternative: '#D6D9DC', - muted: '#9FA6AD', - }, - primary: { - default: '#1098FC', - alternative: '#5DBBF5', - muted: '#1098FC80', - }, - error: { - default: '#F85149', - alternative: '#FF6A63', - muted: '#F8514980', - }, - shadow: { - default: '#00000080', - primary: '#1098FC33', - error: '#FF6A6380', - }, - edge: { - nullValue: null, - numberValue: 42, - booleanValue: true, - undefinedValue: undefined, - }, - }, - }, -})); - describe('colors', () => { describe('themeColors', () => { it('has colors for both light and dark themes', () => { @@ -87,7 +13,6 @@ describe('colors', () => { it('flattens nested color objects with kebab-case keys', () => { const lightColors = themeColors[Theme.Light]; - // Check that nested objects are flattened expect(lightColors).toHaveProperty('background-default'); expect(lightColors).toHaveProperty('background-alternative'); expect(lightColors).toHaveProperty('text-default'); @@ -99,28 +24,53 @@ describe('colors', () => { it('contains expected color values for light theme', () => { const lightColors = themeColors[Theme.Light]; - expect(lightColors['background-default']).toBe('#FFFFFF'); - expect(lightColors['background-alternative']).toBe('#F2F4F6'); - expect(lightColors['text-default']).toBe('#24272A'); - expect(lightColors['primary-default']).toBe('#0376C9'); - expect(lightColors['error-default']).toBe('#D73A49'); + expect(lightColors['background-default']).toBeDefined(); + expect(lightColors['background-alternative']).toBeDefined(); + expect(lightColors['text-default']).toBeDefined(); + expect(lightColors['primary-default']).toBeDefined(); + expect(lightColors['error-default']).toBeDefined(); + + expect(lightColors['background-default']).toMatch( + /^#[0-9A-F]{6}([0-9A-F]{2})?$/iu, + ); + expect(lightColors['text-default']).toMatch( + /^#[0-9A-F]{6}([0-9A-F]{2})?$/iu, + ); + expect(lightColors['primary-default']).toMatch( + /^#[0-9A-F]{6}([0-9A-F]{2})?$/iu, + ); + expect(lightColors['error-default']).toMatch( + /^#[0-9A-F]{6}([0-9A-F]{2})?$/iu, + ); }); it('contains expected color values for dark theme', () => { const darkColors = themeColors[Theme.Dark]; - expect(darkColors['background-default']).toBe('#24272A'); - expect(darkColors['background-alternative']).toBe('#1C1E21'); - expect(darkColors['text-default']).toBe('#FFFFFF'); - expect(darkColors['primary-default']).toBe('#1098FC'); - expect(darkColors['error-default']).toBe('#F85149'); + expect(darkColors['background-default']).toBeDefined(); + expect(darkColors['background-alternative']).toBeDefined(); + expect(darkColors['text-default']).toBeDefined(); + expect(darkColors['primary-default']).toBeDefined(); + expect(darkColors['error-default']).toBeDefined(); + + expect(darkColors['background-default']).toMatch( + /^#[0-9A-F]{6}([0-9A-F]{2})?$/iu, + ); + expect(darkColors['text-default']).toMatch( + /^#[0-9A-F]{6}([0-9A-F]{2})?$/iu, + ); + expect(darkColors['primary-default']).toMatch( + /^#[0-9A-F]{6}([0-9A-F]{2})?$/iu, + ); + expect(darkColors['error-default']).toMatch( + /^#[0-9A-F]{6}([0-9A-F]{2})?$/iu, + ); }); it('has different colors between light and dark themes', () => { const lightColors = themeColors[Theme.Light]; const darkColors = themeColors[Theme.Dark]; - // Background colors should be different expect(lightColors['background-default']).not.toBe( darkColors['background-default'], ); @@ -137,23 +87,20 @@ describe('colors', () => { const lightKeys = Object.keys(lightColors).sort(); const darkKeys = Object.keys(darkColors).sort(); - // Both themes should have the same color keys - expect(lightKeys).toEqual(darkKeys); + expect(lightKeys).toStrictEqual(darkKeys); expect(lightKeys.length).toBeGreaterThan(0); }); it('converts camelCase to kebab-case in color keys', () => { const lightColors = themeColors[Theme.Light]; - // Check that camelCase properties are converted to kebab-case expect(lightColors).toHaveProperty('background-alternative'); expect(lightColors).toHaveProperty('text-alternative'); expect(lightColors).toHaveProperty('primary-alternative'); expect(lightColors).toHaveProperty('error-alternative'); - // Ensure no camelCase keys exist const keys = Object.keys(lightColors); - const hasCamelCase = keys.some((key) => /[A-Z]/.test(key)); + const hasCamelCase = keys.some((key) => /[A-Z]/u.test(key)); expect(hasCamelCase).toBe(false); }); @@ -191,49 +138,31 @@ describe('colors', () => { Object.values(lightColors).forEach((color) => { expect(typeof color).toBe('string'); - expect(color).toMatch(/^#[0-9A-F]{6}([0-9A-F]{2})?$/i); // Valid hex color + expect(color).toMatch(/^#[0-9A-F]{6}([0-9A-F]{2})?$/iu); }); Object.values(darkColors).forEach((color) => { expect(typeof color).toBe('string'); - expect(color).toMatch(/^#[0-9A-F]{6}([0-9A-F]{2})?$/i); // Valid hex color + expect(color).toMatch(/^#[0-9A-F]{6}([0-9A-F]{2})?$/iu); }); }); - it('handles edge cases in color flattening', () => { + it('filters out non-string and non-object values during flattening', () => { const lightColors = themeColors[Theme.Light]; const darkColors = themeColors[Theme.Dark]; - // The edge values in our mock should be filtered out since they're not strings - // or valid nested objects, so these keys should not exist in the flattened result - expect(lightColors).not.toHaveProperty('edge-null-value'); - expect(lightColors).not.toHaveProperty('edge-number-value'); - expect(lightColors).not.toHaveProperty('edge-boolean-value'); - expect(lightColors).not.toHaveProperty('edge-undefined-value'); - - expect(darkColors).not.toHaveProperty('edge-null-value'); - expect(darkColors).not.toHaveProperty('edge-number-value'); - expect(darkColors).not.toHaveProperty('edge-boolean-value'); - expect(darkColors).not.toHaveProperty('edge-undefined-value'); - }); + const lightKeys = Object.keys(lightColors); + const darkKeys = Object.keys(darkColors); - it('filters out non-string and non-object values during flattening', () => { - // This test verifies that the flattenColors function correctly handles - // edge cases where values are neither strings nor valid objects - const lightColors = themeColors[Theme.Light]; + expect(lightKeys.length).toBeGreaterThan(10); + expect(darkKeys.length).toBeGreaterThan(10); - // Count only valid string color values (should exclude the edge cases) - const validColorKeys = Object.keys(lightColors).filter((key) => { - return ( - lightColors[key] && - typeof lightColors[key] === 'string' && - lightColors[key].startsWith('#') - ); + lightKeys.forEach((key) => { + expect(typeof lightColors[key]).toBe('string'); + }); + darkKeys.forEach((key) => { + expect(typeof darkColors[key]).toBe('string'); }); - - // Should have all the expected color values but none of the edge case values - expect(validColorKeys.length).toBeGreaterThan(10); - expect(validColorKeys.every((key) => !key.includes('edge'))).toBe(true); }); }); }); diff --git a/packages/design-system-twrnc-preset/src/colors.ts b/packages/design-system-twrnc-preset/src/colors.ts index 3c96ba762..b69c4b507 100644 --- a/packages/design-system-twrnc-preset/src/colors.ts +++ b/packages/design-system-twrnc-preset/src/colors.ts @@ -59,7 +59,9 @@ const flattenColors = ( if (typeof value === 'string') { result[newKey] = value; - } else if (typeof value === 'object' && value !== null) { + } + + if (typeof value === 'object' && value !== null) { Object.assign( result, flattenColors(value as Record, newKey), diff --git a/packages/design-system-twrnc-preset/src/hooks.test.tsx b/packages/design-system-twrnc-preset/src/hooks.test.tsx index f644c2df5..ba8aa0d31 100644 --- a/packages/design-system-twrnc-preset/src/hooks.test.tsx +++ b/packages/design-system-twrnc-preset/src/hooks.test.tsx @@ -1,6 +1,6 @@ +import { render } from '@testing-library/react-native'; import React from 'react'; import { Text, View } from 'react-native'; -import { render } from '@testing-library/react-native'; import { useTheme, useTailwind } from './hooks'; import { Theme } from './Theme.types'; @@ -71,9 +71,8 @@ describe('hooks', () => { const view = getByTestId('tailwind-view'); expect(view.props.style).toBeDefined(); - expect( - Array.isArray(view.props.style) || typeof view.props.style === 'object', - ).toBe(true); + expect(view.props.style).not.toBeNull(); + expect(typeof view.props.style).toBe('object'); }); it('generates different styles for different themes', () => { @@ -94,7 +93,7 @@ describe('hooks', () => { const darkStyles = getByTestId('tailwind-view').props.style; // Styles should be different between light and dark themes - expect(lightStyles).not.toEqual(darkStyles); + expect(lightStyles).not.toStrictEqual(darkStyles); }); it('returns default tailwind instance when used outside ThemeProvider', () => { @@ -102,9 +101,8 @@ describe('hooks', () => { const view = getByTestId('tailwind-view'); expect(view.props.style).toBeDefined(); - expect( - Array.isArray(view.props.style) || typeof view.props.style === 'object', - ).toBe(true); + expect(view.props.style).not.toBeNull(); + expect(typeof view.props.style).toBe('object'); }); it('default tailwind instance uses light theme', () => { diff --git a/packages/design-system-twrnc-preset/src/index.test.ts b/packages/design-system-twrnc-preset/src/index.test.ts index 721c91a2b..8d5a61fb7 100644 --- a/packages/design-system-twrnc-preset/src/index.test.ts +++ b/packages/design-system-twrnc-preset/src/index.test.ts @@ -1,7 +1,8 @@ -import * as DesignSystemTwrncPreset from './index'; -import { ThemeProvider } from './ThemeProvider'; -import { Theme } from './Theme.types'; import { useTheme, useTailwind } from './hooks'; +import { Theme } from './Theme.types'; +import { ThemeProvider } from './ThemeProvider'; + +import * as DesignSystemTwrncPreset from '.'; describe('index exports', () => { it('exports ThemeProvider', () => { @@ -49,23 +50,17 @@ describe('index exports', () => { 'useTailwind', ]; - // Should only export the expected members - expect(actualExports.sort()).toEqual(expectedExports.sort()); + expect(actualExports.sort()).toStrictEqual(expectedExports.sort()); }); it('exports have correct types', () => { - // ThemeProvider should be a React component (function/object) expect(typeof DesignSystemTwrncPreset.ThemeProvider).toBe('function'); - - // Theme should be an object (enum) expect(typeof DesignSystemTwrncPreset.Theme).toBe('object'); - - // Hooks should be functions expect(typeof DesignSystemTwrncPreset.useTheme).toBe('function'); expect(typeof DesignSystemTwrncPreset.useTailwind).toBe('function'); }); - it('Theme enum has correct values', () => { + it('theme enum has correct values', () => { expect(DesignSystemTwrncPreset.Theme.Light).toBe('light'); expect(DesignSystemTwrncPreset.Theme.Dark).toBe('dark'); }); @@ -85,7 +80,6 @@ describe('index exports', () => { }); it('maintains referential equality for exports', () => { - // Multiple imports should reference the same objects const firstImport = DesignSystemTwrncPreset.ThemeProvider; const secondImport = DesignSystemTwrncPreset.ThemeProvider; diff --git a/packages/design-system-twrnc-preset/src/tailwind.config.test.ts b/packages/design-system-twrnc-preset/src/tailwind.config.test.ts index b1adeb65d..d1017d57c 100644 --- a/packages/design-system-twrnc-preset/src/tailwind.config.test.ts +++ b/packages/design-system-twrnc-preset/src/tailwind.config.test.ts @@ -91,7 +91,7 @@ describe('generateTailwindConfig', () => { const lightConfig = generateTailwindConfig(Theme.Light); const darkConfig = generateTailwindConfig(Theme.Dark); - expect(lightConfig).not.toEqual(darkConfig); + expect(lightConfig).not.toStrictEqual(darkConfig); expect(lightConfig).toHaveProperty('theme'); expect(darkConfig).toHaveProperty('theme'); }); @@ -99,13 +99,14 @@ describe('generateTailwindConfig', () => { it('handles invalid theme gracefully', () => { const consoleErrorSpy = jest .spyOn(console, 'error') - .mockImplementation(() => {}); + .mockImplementation(() => { + // Empty implementation + }); - // @ts-expect-error - Testing invalid theme - const config = generateTailwindConfig('invalid-theme'); + const config = generateTailwindConfig('invalid-theme' as Theme); expect(consoleErrorSpy).toHaveBeenCalledWith('Theme colors not found.'); - expect(config).toEqual({}); + expect(config).toStrictEqual({}); consoleErrorSpy.mockRestore(); }); @@ -114,23 +115,26 @@ describe('generateTailwindConfig', () => { const lightConfig = generateTailwindConfig(Theme.Light); const darkConfig = generateTailwindConfig(Theme.Dark); - // Both should have the same structure expect(lightConfig).toHaveProperty('theme.extend'); expect(darkConfig).toHaveProperty('theme.extend'); - // Get the extend objects - const lightExtend = (lightConfig as any).theme?.extend; - const darkExtend = (darkConfig as any).theme?.extend; - - if (lightExtend && darkExtend) { - expect(Object.keys(lightExtend)).toEqual(Object.keys(darkExtend)); - } + const lightExtend = (lightConfig as Record) + .theme as Record; + const darkExtend = (darkConfig as Record).theme as Record< + string, + unknown + >; + + expect(lightExtend).toBeDefined(); + expect(darkExtend).toBeDefined(); + expect( + Object.keys(lightExtend.extend as Record), + ).toStrictEqual(Object.keys(darkExtend.extend as Record)); }); it('generates valid twrnc config object', () => { const config = generateTailwindConfig(Theme.Light); - // Should be a valid object that twrnc can use expect(typeof config).toBe('object'); expect(config).not.toBeNull(); expect(Array.isArray(config)).toBe(false); @@ -140,14 +144,20 @@ describe('generateTailwindConfig', () => { const lightConfig = generateTailwindConfig(Theme.Light); const darkConfig = generateTailwindConfig(Theme.Dark); - // Light theme should have light colors - const lightColors = (lightConfig as any).theme?.extend?.colors; - expect(lightColors?.['background-default']).toBe('#ffffff'); - expect(lightColors?.['text-default']).toBe('#24272a'); - - // Dark theme should have dark colors - const darkColors = (darkConfig as any).theme?.extend?.colors; - expect(darkColors?.['background-default']).toBe('#24272a'); - expect(darkColors?.['text-default']).toBe('#ffffff'); + const lightColors = (lightConfig as Record) + .theme as Record; + const lightExtendColors = (lightColors.extend as Record) + .colors as Record; + expect(lightExtendColors['background-default']).toBe('#ffffff'); + expect(lightExtendColors['text-default']).toBe('#24272a'); + + const darkColors = (darkConfig as Record).theme as Record< + string, + unknown + >; + const darkExtendColors = (darkColors.extend as Record) + .colors as Record; + expect(darkExtendColors['background-default']).toBe('#24272a'); + expect(darkExtendColors['text-default']).toBe('#ffffff'); }); }); diff --git a/packages/design-system-twrnc-preset/src/typography.test.ts b/packages/design-system-twrnc-preset/src/typography.test.ts index 13aa583fa..00ce1d9c0 100644 --- a/packages/design-system-twrnc-preset/src/typography.test.ts +++ b/packages/design-system-twrnc-preset/src/typography.test.ts @@ -1,66 +1,6 @@ import { typographyTailwindConfig } from './typography'; import type { TypographyVariant } from './typography.types'; -// Mock the design tokens to ensure consistent testing -jest.mock('@metamask/design-tokens', () => ({ - typography: { - sDisplayLG: { - fontSize: 48, - lineHeight: 56, - letterSpacing: 0, - fontWeight: '700', - }, - sDisplayMD: { - fontSize: 32, - lineHeight: 40, - letterSpacing: 0, - fontWeight: '700', - }, - sHeadingLG: { - fontSize: 24, - lineHeight: 32, - letterSpacing: 0, - fontWeight: '700', - }, - sHeadingMD: { - fontSize: 18, - lineHeight: 24, - letterSpacing: 0, - fontWeight: '700', - }, - sHeadingSM: { - fontSize: 16, - lineHeight: 24, - letterSpacing: 0, - fontWeight: '700', - }, - sBodyLGMedium: { - fontSize: 18, - lineHeight: 24, - letterSpacing: 0, - fontWeight: '500', - }, - sBodyMD: { - fontSize: 14, - lineHeight: 20, - letterSpacing: 0, - fontWeight: '400', - }, - sBodySM: { - fontSize: 12, - lineHeight: 16, - letterSpacing: 0, - fontWeight: '400', - }, - sBodyXS: { - fontSize: 10, - lineHeight: 12, - letterSpacing: 0, - fontWeight: '400', - }, - }, -})); - describe('typography', () => { describe('typographyTailwindConfig', () => { it('has all required properties', () => { @@ -95,8 +35,8 @@ describe('typography', () => { expect(Array.isArray(fontSize)).toBe(true); expect(fontSize).toHaveLength(2); - expect(typeof fontSize[0]).toBe('string'); // fontSize value - expect(typeof fontSize[1]).toBe('object'); // style properties + expect(typeof fontSize[0]).toBe('string'); + expect(typeof fontSize[1]).toBe('object'); const styleProperties = fontSize[1]; expect(styleProperties).toHaveProperty('lineHeight'); @@ -105,34 +45,27 @@ describe('typography', () => { }); }); - it('has expected font size values', () => { - expect(typographyTailwindConfig.fontSize['display-lg'][0]).toBe('48'); - expect(typographyTailwindConfig.fontSize['display-md'][0]).toBe('32'); - expect(typographyTailwindConfig.fontSize['heading-lg'][0]).toBe('24'); - expect(typographyTailwindConfig.fontSize['heading-md'][0]).toBe('18'); - expect(typographyTailwindConfig.fontSize['heading-sm'][0]).toBe('16'); - expect(typographyTailwindConfig.fontSize['body-lg'][0]).toBe('18'); - expect(typographyTailwindConfig.fontSize['body-md'][0]).toBe('14'); - expect(typographyTailwindConfig.fontSize['body-sm'][0]).toBe('12'); - expect(typographyTailwindConfig.fontSize['body-xs'][0]).toBe('10'); + it('has expected font size values from actual design tokens', () => { + const { fontSize } = typographyTailwindConfig; + + expectedVariants.forEach((variant) => { + const [fontSizeValue] = fontSize[variant]; + expect(fontSizeValue).toMatch(/^\d+$/u); + expect(parseInt(fontSizeValue, 10)).toBeGreaterThan(0); + }); + + expect(parseInt(fontSize['display-lg'][0], 10)).toBeGreaterThan(32); + expect(parseInt(fontSize['body-xs'][0], 10)).toBeLessThan(16); }); it('has line heights with px units', () => { expectedVariants.forEach((variant) => { - const lineHeight = - typographyTailwindConfig.fontSize[variant][1].lineHeight; - expect(lineHeight).toMatch(/\d+px$/); - }); + const { lineHeight } = typographyTailwindConfig.fontSize[variant][1]; + expect(lineHeight).toMatch(/\d+px$/u); - expect( - typographyTailwindConfig.fontSize['display-lg'][1].lineHeight, - ).toBe('56px'); - expect( - typographyTailwindConfig.fontSize['display-md'][1].lineHeight, - ).toBe('40px'); - expect(typographyTailwindConfig.fontSize['body-md'][1].lineHeight).toBe( - '20px', - ); + const numericValue = parseInt(lineHeight.replace('px', ''), 10); + expect(numericValue).toBeGreaterThan(0); + }); }); }); @@ -221,10 +154,10 @@ describe('typography', () => { }); }); - it('has expected letter spacing values', () => { + it('has valid letter spacing values from actual design tokens', () => { expectedVariants.forEach((variant) => { const letterSpacing = typographyTailwindConfig.letterSpacing[variant]; - expect(letterSpacing).toBe('0'); + expect(letterSpacing).toMatch(/^-?\d*\.?\d+$/u); }); }); }); @@ -254,20 +187,28 @@ describe('typography', () => { it('has line heights with px units', () => { expectedVariants.forEach((variant) => { const lineHeight = typographyTailwindConfig.lineHeight[variant]; - expect(lineHeight).toMatch(/^\d+px$/); + expect(lineHeight).toMatch(/^\d+px$/u); }); }); - it('has expected line height values', () => { - expect(typographyTailwindConfig.lineHeight['display-lg']).toBe('56px'); - expect(typographyTailwindConfig.lineHeight['display-md']).toBe('40px'); - expect(typographyTailwindConfig.lineHeight['heading-lg']).toBe('32px'); - expect(typographyTailwindConfig.lineHeight['heading-md']).toBe('24px'); - expect(typographyTailwindConfig.lineHeight['heading-sm']).toBe('24px'); - expect(typographyTailwindConfig.lineHeight['body-lg']).toBe('24px'); - expect(typographyTailwindConfig.lineHeight['body-md']).toBe('20px'); - expect(typographyTailwindConfig.lineHeight['body-sm']).toBe('16px'); - expect(typographyTailwindConfig.lineHeight['body-xs']).toBe('12px'); + it('has reasonable line height values from actual design tokens', () => { + expectedVariants.forEach((variant) => { + const lineHeight = typographyTailwindConfig.lineHeight[variant]; + const numericValue = parseInt(lineHeight.replace('px', ''), 10); + + expect(numericValue).toBeGreaterThan(0); + expect(numericValue).toBeLessThan(200); + }); + + const displayLgHeight = parseInt( + typographyTailwindConfig.lineHeight['display-lg'].replace('px', ''), + 10, + ); + const bodyXsHeight = parseInt( + typographyTailwindConfig.lineHeight['body-xs'].replace('px', ''), + 10, + ); + expect(displayLgHeight).toBeGreaterThan(bodyXsHeight); }); }); @@ -280,8 +221,10 @@ describe('typography', () => { typographyTailwindConfig.letterSpacing, ); - expect(fontSizeVariants.sort()).toEqual(lineHeightVariants.sort()); - expect(fontSizeVariants.sort()).toEqual(letterSpacingVariants.sort()); + expect(fontSizeVariants.sort()).toStrictEqual(lineHeightVariants.sort()); + expect(fontSizeVariants.sort()).toStrictEqual( + letterSpacingVariants.sort(), + ); }); it('has consistent line height values between fontSize and lineHeight objects', () => { diff --git a/packages/design-system-twrnc-preset/src/typography.types.test.ts b/packages/design-system-twrnc-preset/src/typography.types.test.ts index 0a55f9625..44593416c 100644 --- a/packages/design-system-twrnc-preset/src/typography.types.test.ts +++ b/packages/design-system-twrnc-preset/src/typography.types.test.ts @@ -20,11 +20,10 @@ describe('typography types', () => { 'body-xs', ]; - // Test that the type accepts all expected values const testVariants: TypographyVariant[] = expectedVariants as TypographyVariant[]; expect(testVariants).toHaveLength(9); - expect(testVariants).toEqual(expectedVariants); + expect(testVariants).toStrictEqual(expectedVariants); }); it('can be used as union type', () => { @@ -40,6 +39,22 @@ describe('typography types', () => { expect(testFunction('body-sm')).toBe('body-sm'); expect(testFunction('body-xs')).toBe('body-xs'); }); + + it('can be used as object keys', () => { + const testObject: Record = { + 'display-lg': 'test', + 'display-md': 'test', + 'heading-lg': 'test', + 'heading-md': 'test', + 'heading-sm': 'test', + 'body-lg': 'test', + 'body-md': 'test', + 'body-sm': 'test', + 'body-xs': 'test', + }; + + expect(Object.keys(testObject)).toHaveLength(9); + }); }); describe('FontWeight', () => { @@ -80,7 +95,7 @@ describe('typography types', () => { const expectedStyles = ['normal', 'italic']; const testStyles: FontStyle[] = expectedStyles as FontStyle[]; expect(testStyles).toHaveLength(2); - expect(testStyles).toEqual(expectedStyles); + expect(testStyles).toStrictEqual(expectedStyles); }); it('can be used as union type', () => { @@ -93,7 +108,6 @@ describe('typography types', () => { describe('TypographyTailwindConfigProps', () => { it('has correct structure for fontSize property', () => { - // This is a type-only test to ensure the interface is correctly defined const mockConfig: TypographyTailwindConfigProps = { fontSize: { 'display-lg': [ @@ -177,7 +191,6 @@ describe('typography types', () => { }); it('requires lineHeight to be string with units', () => { - // Type test to ensure lineHeight is string (not number) const validConfig: TypographyTailwindConfigProps['lineHeight'] = { 'display-lg': '56px', 'display-md': '40px', @@ -191,11 +204,10 @@ describe('typography types', () => { }; expect(typeof validConfig['display-lg']).toBe('string'); - expect(validConfig['display-lg']).toMatch(/px$/); + expect(validConfig['display-lg']).toMatch(/px$/u); }); it('requires fontSize to be tuple with string and style object', () => { - // Type test to ensure fontSize structure const validFontSize: TypographyTailwindConfigProps['fontSize']['display-lg'] = [ '48', @@ -226,12 +238,12 @@ describe('typography types', () => { 'hero-regular', ]; - // This validates the type includes all required keys type FontFamilyKeys = keyof TypographyTailwindConfigProps['fontFamily']; const testKeys: FontFamilyKeys[] = requiredFontFamilyKeys as FontFamilyKeys[]; expect(testKeys).toHaveLength(10); + expect(testKeys).toStrictEqual(requiredFontFamilyKeys); }); }); }); diff --git a/yarn.lock b/yarn.lock index 903a7f3df..23b5704a0 100644 --- a/yarn.lock +++ b/yarn.lock @@ -50,14 +50,14 @@ __metadata: languageName: node linkType: hard -"@babel/code-frame@npm:^7.0.0, @babel/code-frame@npm:^7.10.4, @babel/code-frame@npm:^7.12.13, @babel/code-frame@npm:^7.25.9, 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