[TASK] first attempt to reduce NPM need bu using the Core nightly bui…

.env.default

@@ -24,6 +24,9 @@ export WPT_REPORT_API_KEY=
 # (Optionally) define an alternate reporting URL
 export WPT_REPORT_URL=
 
+# Path to the WP Core nightly files
+export WPT_CORE_NIGHTLY_DIR=/tmp/nightly
+
 # Credentials for a database that can be written to and reset.
 # WARNING!!! This database will be destroyed between tests. Only use safe database credentials.
 # Please note that you must escape _or_ refrain from using # as special character in your credentials.

patch_gruntfile.sh

@@ -0,0 +1,18 @@
+sourcefile=$1
+awk '
+BEGIN { inside = 0 }
+/grunt\.registerTask\(.*'\''build:(js|css)'\''/ {
+    inside = 1
+    match($0, /'\''build:(js|css)'\''/, m)
+    task = m[1]
+    print "grunt.registerTask('\''build:" task "'\'', function() {"
+    print "    grunt.log.writeln('\''Main task build:" task " is not used'\'');"
+    print "});"
+    next
+}
+inside && /\);/ {
+    inside = 0
+    next
+}
+!inside
+' $sourcefile > Gruntfile.tmp && mv Gruntfile.tmp $sourcefile

prepare.php

@@ -126,7 +126,16 @@
 	'cd ' . escapeshellarg( $WPT_PREPARE_DIR . '/tests/phpunit/data/plugins/' ) . '; unzip wordpress-importer.zip; rm wordpress-importer.zip',
 
 	// Change directory to the preparation directory, install npm dependencies, and build the project.
-	'cd ' . escapeshellarg( $WPT_PREPARE_DIR ) . '; npm install && npm run build'
+	/// 'cd ' . escapeshellarg( $WPT_PREPARE_DIR ) . '; npm install && npm run build',
+
+	// Install NPM but skip the css and js build step
+	'cd ' . escapeshellarg( $WPT_PREPARE_DIR ) . ' && npm install && bash patch_gruntfile.sh Gruntfile.js && npm run build --force',
+
+	// Refresh nightly
+	'mkdir -p ' . escapeshellarg( $WPT_CORE_NIGHTLY_DIR ) . ' && cd ' . escapeshellarg( $WPT_CORE_NIGHTLY_DIR ) . ' && wp-cli core download --force --version=nightly',
+
+	// Now rsync the CSS and JS files from nightly
+	'cd ' . escapeshellarg( $WPT_CORE_NIGHTLY_DIR ) . ' && rsync -zarv --include="*/" --include="*.js" --include="*.css" --exclude="*" --include="*.js" --include="*.css" . '.. escapeshellarg( $WPT_PREPARE_DIR ) . '/build',
 
 ) );