PHP code example of jdgrimes / wp-plugin-uninstall-tester

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

jdgrimes / wp-plugin-uninstall-tester example snippets

/*
 * This needs to go after you .php file.
 */

// Include the uninstall test tools functions.
in_uninstall_tests() ) {
	tests_add_filter( 'muplugins_loaded', 'my_plugin_activate' );
}

/*
 * This needs to be extends WordPress's WP_UnitTestCase class.
 */

/**
 * Test uninstallation.
 */

/**
 * Plugin uninstall test case.
 *
 * Be sure to add "@group uninstall", so that the test will run only as part of the
 * uninstall group.
 *
 * @group uninstall
 */
class My_Plugin_Uninstall_Test extends WP_Plugin_Uninstall_UnitTestCase {

	//
	// Protected properties.
	//

	/**
	 * The full path to the main plugin file.
	 *
	 * @type string $plugin_file
	 */
	protected $plugin_file;

	//
	// Public methods.
	//

	/**
	 * Set up for the tests.
	 */
	public function setUp() {

		// You must set the path to your plugin here.
		// This should be the path relative to the plugin directory on the test site.
		// You will need to copy or symlink your plugin's folder there if it isn't
		// already.
		$this->plugin_file = 'my-plugin/my-plugin.php';

		// Don't forget to call the parent's setUp(), or the plugin won't get installed.
		parent::setUp();
	}

	/**
	 * Test installation and uninstallation.
	 */
	public function test_uninstall() {

		global $wpdb;
		
		/*
		 * First test that the plugin installed itself properly.
		 */

		// Check that a database table was added.
		$this->assertTableExists( $wpdb->prefix . 'myplugin_table' );

		// Check that an option was added to the database.
		$this->assertEquals( 'default', get_option( 'myplugin_option' ) );

		/*
		 * Now, test that it uninstalls itself properly.
		 */

		// You must call this to perform uninstallation.
		$this->uninstall();

		// Check that the table was deleted.
		$this->assertTableNotExists( $wpdb->prefix . 'myplugin_table' );

		// Check that all options with a prefix was deleted.
		$this->assertNoOptionsWithPrefix( 'myplugin' );

		// Same for usermeta and comment meta.
		$this->assertNoUserMetaWithPrefix( 'myplugin' );
		$this->assertNoCommentMetaWithPrefix( 'myplugin' );
	}
}