Start WP core tests

Author: pdobrescu

phpunit.xml.dist

@@ -9,21 +9,7 @@
 	>
 	<testsuites>
 		<testsuite name="fileSystem">
-			<directory prefix="test-" suffix=".php">./tests/filesystem</directory>
+			<directory prefix="test-" suffix=".php">./tests/</directory>
 		</testsuite>
-		<testsuite name="imageModel">
-			<directory prefix="test-" suffix=".php">./tests/Model/image</directory>
-		</testsuite>
-		<testsuite name="Controllers">
-			<directory prefix="test-" suffix=".php">./tests/Controller</directory>
-		</testsuite>
-		<testsuite name="queue">
-			<directory prefix="test-" suffix=".php">./tests/queue</directory>
-		</testsuite>
-		<testsuite name="model">
-			<directory prefix="test-" suffix=".php">./tests/Model</directory>
-		</testsuite>
-
-
 	</testsuites>
 </phpunit>

tests/bootstrap.php

@@ -0,0 +1,38 @@
+<?php
+/**
+ * PHPUnit bootstrap file.
+ *
+ * @package Shortpixel_Image_Optimiser
+ */
+
+$_tests_dir = getenv( 'WP_TESTS_DIR' );
+
+if ( ! $_tests_dir ) {
+	$_tests_dir = rtrim( sys_get_temp_dir(), '/\\' ) . '/wordpress-tests-lib';
+}
+
+// Forward custom PHPUnit Polyfills configuration to PHPUnit bootstrap file.
+$_phpunit_polyfills_path = getenv( 'WP_TESTS_PHPUNIT_POLYFILLS_PATH' );
+if ( false !== $_phpunit_polyfills_path ) {
+	define( 'WP_TESTS_PHPUNIT_POLYFILLS_PATH', $_phpunit_polyfills_path );
+}
+
+if ( ! file_exists( "{$_tests_dir}/includes/functions.php" ) ) {
+	echo "Could not find {$_tests_dir}/includes/functions.php, have you run bin/install-wp-tests.sh ?" . PHP_EOL; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+	exit( 1 );
+}
+
+// Give access to tests_add_filter() function.
+require_once "{$_tests_dir}/includes/functions.php";
+
+/**
+ * Manually load the plugin being tested.
+ */
+function _manually_load_plugin() {
+	require dirname( dirname( __FILE__ ) ) . '/wp-shortpixel.php';
+}
+
+tests_add_filter( 'muplugins_loaded', '_manually_load_plugin' );
+
+// Start up the WP testing environment.
+require "{$_tests_dir}/includes/bootstrap.php";