| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * Detect when wp_die was called |
| 5 | */ |
| 6 | class WPHeadDieException extends Exception {}; |
| 7 | |
| 8 | /** |
| 9 | * Some simple test cases for KSES post content filtering |
| 10 | * |
| 11 | * @group templates |
| 12 | * @ticket 14348 |
| 13 | */ |
| 14 | class Tests_HeadRequest extends WP_UnitTestCase { |
| 15 | |
| 16 | /** |
| 17 | * Set up the test fixture |
| 18 | * Hook up the die handler override |
| 19 | */ |
| 20 | public function setup() { |
| 21 | $_SERVER['REQUEST_METHOD'] = 'HEAD'; |
| 22 | add_filter( 'wp_die_handler', array( $this, 'override_die' ), 99 ); |
| 23 | } |
| 24 | |
| 25 | /** |
| 26 | * Tear down the test fixture |
| 27 | * Unhook the die handler override |
| 28 | */ |
| 29 | public function teardown() { |
| 30 | remove_filter( 'wp_die_handler', array( $this, 'override_die'), 99 ); |
| 31 | } |
| 32 | |
| 33 | /** |
| 34 | * Test that the HEAD requests die early |
| 35 | */ |
| 36 | public function test_head_quits_early() { |
| 37 | $this->setExpectedException( 'WPHeadDieException', '' ); |
| 38 | do_action( 'head_request' ); |
| 39 | } |
| 40 | |
| 41 | /** |
| 42 | * Test that the page doesn't create any output |
| 43 | */ |
| 44 | public function test_page_is_empty() { |
| 45 | ob_start(); |
| 46 | try { |
| 47 | do_action( 'head_request' ); |
| 48 | $this->fail( 'Did not die early' ); |
| 49 | } catch ( WPHeadDieException $e ) { |
| 50 | } |
| 51 | $contents = ob_get_clean(); |
| 52 | $this->assertEmpty( $contents ); |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Test the exit_on_http_head filter |
| 57 | */ |
| 58 | public function test_exit_on_http_head_filter() { |
| 59 | ob_start(); |
| 60 | add_filter( 'exit_on_http_head', '__return_false' ); |
| 61 | try { |
| 62 | do_action( 'head_request' ); |
| 63 | remove_filter( 'exit_on_http_head', '__return_false' ); |
| 64 | $this->assertTrue( true ); |
| 65 | } catch ( WPHeadDieException $e ) { |
| 66 | remove_filter( 'exit_on_http_head', '__return_false' ); |
| 67 | $this->fail( 'Did not die early' ); |
| 68 | } |
| 69 | ob_end_clean(); |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * Shim in our die handler |
| 74 | * @return callable |
| 75 | */ |
| 76 | public function override_die() { |
| 77 | return array( $this, 'fake_wp_die' ); |
| 78 | } |
| 79 | |
| 80 | /** |
| 81 | * This stops WP execution, but not test execution |
| 82 | * @param string $message |
| 83 | * @throws WPHeadDieException |
| 84 | */ |
| 85 | public function fake_wp_die( $message ) { |
| 86 | throw new WPHeadDieException( $message ); |
| 87 | } |
| 88 | } |