Added TicTacToe

.travis.yml

@@ -3,4 +3,7 @@ language: java
 sudo: false
 
 notifications:
-  email: false
+  email: false
+env:
+  - TEST_DIR=TicTacToe
+script: cd $TEST_DIR && ./gradlew clean check

TicTacToe/build.gradle

@@ -0,0 +1,14 @@
+group 'ru.spbau.dkaznacheev'
+version '1.0-SNAPSHOT'
+
+apply plugin: 'java'
+
+sourceCompatibility = 1.8
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    testCompile group: 'junit', name: 'junit', version: '4.12'
+}

TicTacToe/gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,5 @@
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.4-bin.zip

TicTacToe/settings.gradle

@@ -0,0 +1,2 @@
+rootProject.name = 'TicTacToe'
+

TicTacToe/src/main/java/ru/spbau/dkaznacheev/Board.java

@@ -0,0 +1,20 @@
+package ru.spbau.dkaznacheev;
+
+public class Board {
+    private BoardState[][] board;
+
+    public Board(int size) {
+        this.board = new BoardState[size][size];
+        for (int i = 0; i < size; i++)
+            for (int j = 0; j < size; j++)
+                board[i][j] = BoardState.STATE_NONE;
+    }
+
+    public BoardState get(int row, int column) {
+        return board[row][column];
+    }
+
+    public void set(int row, int column, BoardState state) {
+        board[row][column] = state;
+    }
+}

TicTacToe/src/main/java/ru/spbau/dkaznacheev/BoardState.java

@@ -0,0 +1,23 @@
+package ru.spbau.dkaznacheev;
+
+/**
+ * Enum for board states.
+ */
+public enum BoardState {
+
+    /**
+     * Board cell has X on it
+     */
+    STATE_X,
+
+
+    /**
+     * Board cell has Y on it
+     */
+    STATE_O,
+
+    /**
+     * Board cell has nothing on it
+     */
+    STATE_NONE
+}

TicTacToe/src/main/java/ru/spbau/dkaznacheev/Bot.java

@@ -0,0 +1,14 @@
+package ru.spbau.dkaznacheev;
+
+/**
+ * A bot interface capable of making turns.
+ * Currently bot only plays as O.
+ */
+public interface Bot {
+    /**
+     * Make a turn on a board.
+     * @param board current board
+     * @return point where the turn is made
+     */
+    Point makeTurn(Board board);
+}

TicTacToe/src/main/java/ru/spbau/dkaznacheev/EasyBot.java

@@ -0,0 +1,22 @@
+package ru.spbau.dkaznacheev;
+
+import java.util.Random;
+
+import static ru.spbau.dkaznacheev.Model.BOARD_SIZE;
+
+/**
+ * Easy bot that makes its turns randomly.
+ */
+public class EasyBot implements Bot {
+    private final Random random = new Random();
+
+    @Override
+    public Point makeTurn(Board board) {
+        int row, column;
+        do {
+            row = Math.abs(random.nextInt()) % BOARD_SIZE;
+            column = Math.abs(random.nextInt()) % BOARD_SIZE;
+        } while (board.get(row, column) != BoardState.STATE_NONE);
+        return new Point(row, column);
+    }
+}