buddypress/tests/phpunit/testcases/core/class-bp-component.php

<?php

include_once BP_TESTS_DIR . '/assets/bp-rest-api-controllers.php';

/**
 * @group core
 * @group BP_Component
 */
class BP_Tests_BP_Component_TestCases extends BP_UnitTestCase {
	public function setUp() {
		parent::setUp();

		$bp = buddypress();
		$bp->unit_test_rest = new stdClass;
		$bp->unit_test_rest->controllers = array();
	}

	public function remove_controller( $controllers ) {
		return array_diff( $controllers, array( 'BP_REST_Members_Endpoint' ) );
	}

	public function add_controller( $controllers ) {
		return array_merge( $controllers, array( 'Foo_Bar' ) );
	}

	public function test_rest_api_init_for_members_component() {
		$bp_members = new BP_Members_Component();
		$bp         = buddypress();

		$bp_members->rest_api_init();

		$this->assertSame( $bp->unit_test_rest->controllers, array(
			'BP_REST_Components_Endpoint',
			'BP_REST_Members_Endpoint',
		) );
	}

	public function test_rest_api_init_for_members_component_can_remove_controller() {
		$bp_members = new BP_Members_Component();
		$bp         = buddypress();

		add_filter( 'bp_members_rest_api_controllers', array( $this, 'remove_controller' ) );

		$bp_members->rest_api_init();

		remove_filter( 'bp_members_rest_api_controllers', array( $this, 'remove_controller' ) );

		$this->assertSame( $bp->unit_test_rest->controllers, array(
			'BP_REST_Components_Endpoint',
		) );
	}

	public function test_rest_api_init_for_members_component_cannot_add_controller() {
		$bp_members = new BP_Members_Component();
		$bp         = buddypress();

		add_filter( 'bp_members_rest_api_controllers', array( $this, 'add_controller' ) );

		$bp_members->rest_api_init();

		remove_filter( 'bp_members_rest_api_controllers', array( $this, 'add_controller' ) );

		$this->assertSame( $bp->unit_test_rest->controllers, array(
			'BP_REST_Components_Endpoint',
			'BP_REST_Members_Endpoint',
		) );
	}
}