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test-amp-helper-functions.php
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<?php
/**
* Test AMP helper functions.
*
* @package AMP
*/
/**
* Class Test_AMP_Helper_Functions
*/
class Test_AMP_Helper_Functions extends WP_UnitTestCase {
/**
* After a test method runs, reset any state in WordPress the test method might have changed.
*/
public function tearDown() {
remove_theme_support( 'amp' );
global $wp_scripts;
$wp_scripts = null;
parent::tearDown();
}
/**
* Filter for amp_pre_get_permalink and amp_get_permalink.
*
* @param string $url URL.
* @param int $post_id Post ID.
* @return string URL.
*/
public function return_example_url( $url, $post_id ) {
$current_filter = current_filter();
return 'http://overridden.example.com/?' . build_query( compact( 'url', 'post_id', 'current_filter' ) );
}
/**
* Test amp_get_slug().
*
* @covers \amp_get_slug()
*/
public function test_amp_get_slug() {
$this->assertSame( 'amp', amp_get_slug() );
}
/**
* Test amp_get_permalink() without pretty permalinks.
*
* @covers \amp_get_permalink()
*/
public function test_amp_get_permalink_without_pretty_permalinks() {
remove_theme_support( 'amp' );
delete_option( 'permalink_structure' );
flush_rewrite_rules();
$drafted_post = $this->factory()->post->create( array(
'post_name' => 'draft',
'post_status' => 'draft',
'post_type' => 'post',
) );
$published_post = $this->factory()->post->create( array(
'post_name' => 'publish',
'post_status' => 'publish',
'post_type' => 'post',
) );
$published_page = $this->factory()->post->create( array(
'post_name' => 'publish',
'post_status' => 'publish',
'post_type' => 'page',
) );
$this->assertStringEndsWith( '&', amp_get_permalink( $published_post ) );
$this->assertStringEndsWith( '&', amp_get_permalink( $drafted_post ) );
$this->assertStringEndsWith( '&', amp_get_permalink( $published_page ) );
add_filter( 'amp_pre_get_permalink', array( $this, 'return_example_url' ), 10, 2 );
add_filter( 'amp_get_permalink', array( $this, 'return_example_url' ), 10, 2 );
$url = amp_get_permalink( $published_post );
$this->assertContains( 'current_filter=amp_pre_get_permalink', $url );
$this->assertContains( 'url=0', $url );
remove_filter( 'amp_pre_get_permalink', array( $this, 'return_example_url' ), 10 );
$url = amp_get_permalink( $published_post );
$this->assertContains( 'current_filter=amp_get_permalink', $url );
}
/**
* Test amp_get_permalink() with pretty permalinks.
*
* @covers \amp_get_permalink()
*/
public function test_amp_get_permalink_with_pretty_permalinks() {
global $wp_rewrite;
update_option( 'permalink_structure', '/%year%/%monthnum%/%day%/%postname%/' );
$wp_rewrite->use_trailing_slashes = true;
$wp_rewrite->init();
$wp_rewrite->flush_rules();
$drafted_post = $this->factory()->post->create( array(
'post_name' => 'draft',
'post_status' => 'draft',
) );
$published_post = $this->factory()->post->create( array(
'post_name' => 'publish',
'post_status' => 'publish',
) );
$published_page = $this->factory()->post->create( array(
'post_name' => 'publish',
'post_status' => 'publish',
'post_type' => 'page',
) );
$this->assertStringEndsWith( '&', amp_get_permalink( $drafted_post ) );
$this->assertStringEndsWith( '/amp/', amp_get_permalink( $published_post ) );
$this->assertStringEndsWith( '?amp', amp_get_permalink( $published_page ) );
add_filter( 'amp_pre_get_permalink', array( $this, 'return_example_url' ), 10, 2 );
add_filter( 'amp_get_permalink', array( $this, 'return_example_url' ), 10, 2 );
$url = amp_get_permalink( $published_post );
$this->assertContains( 'current_filter=amp_pre_get_permalink', $url );
$this->assertContains( 'url=0', $url );
remove_filter( 'amp_pre_get_permalink', array( $this, 'return_example_url' ), 10 );
$url = amp_get_permalink( $published_post );
$this->assertContains( 'current_filter=amp_get_permalink', $url );
}
/**
* Test amp_get_permalink() with theme support paired mode.
*
* @covers \amp_get_permalink()
*/
public function test_amp_get_permalink_with_theme_support() {
global $wp_rewrite;
add_theme_support( 'amp' );
update_option( 'permalink_structure', '/%year%/%monthnum%/%day%/%postname%/' );
$wp_rewrite->use_trailing_slashes = true;
$wp_rewrite->init();
$wp_rewrite->flush_rules();
$post_id = $this->factory()->post->create();
$this->assertEquals( get_permalink( $post_id ), amp_get_permalink( $post_id ) );
add_theme_support( 'amp', array(
'template_dir' => 'amp',
) );
}
/**
* Test amp_remove_endpoint.
*
* @covers \amp_remove_endpoint()
*/
public function test_amp_remove_endpoint() {
$this->assertEquals( 'https://example.com/foo/', amp_remove_endpoint( 'https://example.com/foo/?amp' ) );
$this->assertEquals( 'https://example.com/foo/?#bar', amp_remove_endpoint( 'https://example.com/foo/?amp#bar' ) );
$this->assertEquals( 'https://example.com/foo/', amp_remove_endpoint( 'https://example.com/foo/amp/' ) );
$this->assertEquals( 'https://example.com/foo/?blaz', amp_remove_endpoint( 'https://example.com/foo/amp/?blaz' ) );
}
/**
* Filter calls.
*
* @var array
*/
protected $last_filter_call;
/**
* Capture filter call.
*
* @param mixed $value Value.
* @return mixed Value.
*/
public function capture_filter_call( $value ) {
$this->last_filter_call = array(
'current_filter' => current_filter(),
'args' => func_get_args(),
);
return $value;
}
/**
* Test script registering.
*
* @covers \amp_register_default_scripts()
* @covers \amp_filter_script_loader_tag()
* @global WP_Scripts $wp_scripts
*/
public function test_script_registering() {
global $wp_scripts;
$wp_scripts = null;
$this->assertEquals( 10, has_action( 'wp_default_scripts', 'amp_register_default_scripts' ) );
$this->assertEquals( PHP_INT_MAX, has_action( 'script_loader_tag', 'amp_filter_script_loader_tag' ) );
$this->assertTrue( wp_script_is( 'amp-runtime', 'registered' ) );
$this->assertTrue( wp_script_is( 'amp-mustache', 'registered' ) );
$this->assertTrue( wp_script_is( 'amp-list', 'registered' ) );
$this->assertTrue( wp_script_is( 'amp-bind', 'registered' ) );
wp_enqueue_script( 'amp-mathml' );
wp_enqueue_script( 'amp-mustache' );
$this->assertTrue( wp_script_is( 'amp-mathml', 'enqueued' ) );
$this->assertTrue( wp_script_is( 'amp-mustache', 'enqueued' ) );
// Try overriding URL.
wp_scripts()->registered['amp-mustache']->src = 'https://cdn.ampproject.org/v0/amp-mustache-0.1.js';
ob_start();
wp_print_scripts();
$output = ob_get_clean();
$this->assertStringStartsWith( '<script type=\'text/javascript\' src=\'https://cdn.ampproject.org/v0.js\' async></script>', $output ); // phpcs:ignore WordPress.WP.EnqueuedResources.NonEnqueuedScript
$this->assertContains( '<script type=\'text/javascript\' src=\'https://cdn.ampproject.org/v0/amp-mathml-latest.js\' async custom-element="amp-mathml"></script>', $output ); // phpcs:ignore WordPress.WP.EnqueuedResources.NonEnqueuedScript
$this->assertContains( '<script type=\'text/javascript\' src=\'https://cdn.ampproject.org/v0/amp-mustache-0.1.js\' async custom-template="amp-mustache"></script>', $output ); // phpcs:ignore WordPress.WP.EnqueuedResources.NonEnqueuedScript
// Try some experimental component to ensure expected script attributes are added.
wp_register_script( 'amp-foo', 'https://cdn.ampproject.org/v0/amp-foo-0.1.js', array( 'amp-runtime' ), null );
ob_start();
wp_print_scripts( 'amp-foo' );
$output = ob_get_clean();
$this->assertContains( '<script type=\'text/javascript\' src=\'https://cdn.ampproject.org/v0/amp-foo-0.1.js\' async custom-element="amp-foo"></script>', $output ); // phpcs:ignore WordPress.WP.EnqueuedResources.NonEnqueuedScript
}
/**
* Test amp_get_content_embed_handlers().
*
* @covers \amp_get_content_embed_handlers()
*/
public function test_amp_get_content_embed_handlers() {
$post = $this->factory()->post->create_and_get();
add_filter( 'amp_content_embed_handlers', array( $this, 'capture_filter_call' ), 10, 2 );
$this->last_filter_call = null;
add_theme_support( 'amp' );
$handlers = amp_get_content_embed_handlers();
$this->assertArrayHasKey( 'AMP_SoundCloud_Embed_Handler', $handlers );
$this->assertEquals( 'amp_content_embed_handlers', $this->last_filter_call['current_filter'] );
$this->assertEquals( $handlers, $this->last_filter_call['args'][0] );
$this->assertNull( $this->last_filter_call['args'][1] );
$this->last_filter_call = null;
remove_theme_support( 'amp' );
$handlers = amp_get_content_embed_handlers( $post );
$this->assertArrayHasKey( 'AMP_SoundCloud_Embed_Handler', $handlers );
$this->assertEquals( 'amp_content_embed_handlers', $this->last_filter_call['current_filter'] );
$this->assertEquals( $handlers, $this->last_filter_call['args'][0] );
$this->assertEquals( $post, $this->last_filter_call['args'][1] );
}
/**
* Test deprecated $post param for amp_get_content_embed_handlers().
*
* @covers \amp_get_content_embed_handlers()
*/
public function test_amp_get_content_embed_handlers_deprecated_param() {
$post = $this->factory()->post->create_and_get();
$this->setExpectedDeprecated( 'amp_get_content_embed_handlers' );
add_theme_support( 'amp' );
amp_get_content_embed_handlers( $post );
}
/**
* Test amp_get_content_sanitizers().
*
* @covers \amp_get_content_sanitizers()
*/
public function test_amp_get_content_sanitizers() {
$post = $this->factory()->post->create_and_get();
add_filter( 'amp_content_sanitizers', array( $this, 'capture_filter_call' ), 10, 2 );
$this->last_filter_call = null;
add_theme_support( 'amp' );
$handlers = amp_get_content_sanitizers();
$this->assertArrayHasKey( 'AMP_Style_Sanitizer', $handlers );
$this->assertEquals( 'amp_content_sanitizers', $this->last_filter_call['current_filter'] );
$this->assertEquals( $handlers, $this->last_filter_call['args'][0] );
$handler_classes = array_keys( $handlers );
$this->assertNull( $this->last_filter_call['args'][1] );
$this->assertEquals( 'AMP_Tag_And_Attribute_Sanitizer', end( $handler_classes ) );
$this->last_filter_call = null;
remove_theme_support( 'amp' );
$handlers = amp_get_content_sanitizers( $post );
$this->assertArrayHasKey( 'AMP_Style_Sanitizer', $handlers );
$this->assertEquals( 'amp_content_sanitizers', $this->last_filter_call['current_filter'] );
$this->assertEquals( $handlers, $this->last_filter_call['args'][0] );
$this->assertEquals( $post, $this->last_filter_call['args'][1] );
// Make sure the style and whitelist sanitizers are always at the end, even after filtering.
add_filter( 'amp_content_sanitizers', function( $classes ) {
$classes['Even_After_Whitelist_Sanitizer'] = array();
return $classes;
} );
$orderd_sanitizers = array_keys( amp_get_content_sanitizers() );
$this->assertEquals( 'Even_After_Whitelist_Sanitizer', $orderd_sanitizers[ count( $orderd_sanitizers ) - 3 ] );
$this->assertEquals( 'AMP_Style_Sanitizer', $orderd_sanitizers[ count( $orderd_sanitizers ) - 2 ] );
$this->assertEquals( 'AMP_Tag_And_Attribute_Sanitizer', $orderd_sanitizers[ count( $orderd_sanitizers ) - 1 ] );
}
/**
* Test deprecated $post param for amp_get_content_sanitizers().
*
* @covers \amp_get_content_sanitizers()
*/
public function test_amp_get_content_sanitizers_deprecated_param() {
$post = $this->factory()->post->create_and_get();
$this->setExpectedDeprecated( 'amp_get_content_sanitizers' );
add_theme_support( 'amp' );
amp_get_content_sanitizers( $post );
}
/**
* Test post_supports_amp().
*
* @covers \post_supports_amp()
*/
public function test_post_supports_amp() {
add_post_type_support( 'page', amp_get_slug() );
// Test disabled by default for page for posts and show on front.
update_option( 'show_on_front', 'page' );
$post = $this->factory()->post->create_and_get( array( 'post_type' => 'page' ) );
$this->assertTrue( post_supports_amp( $post ) );
update_option( 'show_on_front', 'page' );
$this->assertTrue( post_supports_amp( $post ) );
update_option( 'page_for_posts', $post->ID );
$this->assertFalse( post_supports_amp( $post ) );
update_option( 'page_for_posts', '' );
update_option( 'page_on_front', $post->ID );
$this->assertFalse( post_supports_amp( $post ) );
update_option( 'show_on_front', 'posts' );
$this->assertTrue( post_supports_amp( $post ) );
// Test disabled by default for page templates.
update_post_meta( $post->ID, '_wp_page_template', 'foo.php' );
$this->assertFalse( post_supports_amp( $post ) );
// Reset.
remove_post_type_support( 'page', amp_get_slug() );
}
/**
* Test amp_get_post_image_metadata()
*
* @covers \amp_get_post_image_metadata()
*/
public function test_amp_get_post_image_metadata() {
$post_id = $this->factory()->post->create();
$this->assertFalse( amp_get_post_image_metadata( $post_id ) );
$first_test_image = '/tmp/test-image.jpg';
copy( DIR_TESTDATA . '/images/test-image.jpg', $first_test_image );
$attachment_id = self::factory()->attachment->create_object( array(
'file' => $first_test_image,
'post_parent' => 0,
'post_mime_type' => 'image/jpeg',
'post_title' => 'Test Image',
) );
wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $first_test_image ) );
set_post_thumbnail( $post_id, $attachment_id );
$metadata = amp_get_post_image_metadata( $post_id );
$this->assertEquals( 'ImageObject', $metadata['@type'] );
$this->assertEquals( 50, $metadata['width'] );
$this->assertEquals( 50, $metadata['height'] );
$this->assertStringEndsWith( 'test-image.jpg', $metadata['url'] );
delete_post_thumbnail( $post_id );
$this->assertFalse( amp_get_post_image_metadata( $post_id ) );
wp_update_post( array(
'ID' => $attachment_id,
'post_parent' => $post_id,
) );
$metadata = amp_get_post_image_metadata( $post_id );
$this->assertStringEndsWith( 'test-image.jpg', $metadata['url'] );
}
/**
* Test amp_get_schemaorg_metadata().
*
* @covers \amp_get_schemaorg_metadata()
*/
public function test_amp_get_schemaorg_metadata() {
update_option( 'blogname', 'Foo' );
$expected_publisher = array(
'@type' => 'Organization',
'name' => 'Foo',
);
$user_id = $this->factory()->user->create( array(
'first_name' => 'John',
'last_name' => 'Smith',
) );
$page_id = $this->factory()->post->create( array(
'post_type' => 'page',
'post_title' => 'Example Page',
'post_author' => $user_id,
) );
$post_id = $this->factory()->post->create( array(
'post_type' => 'post',
'post_title' => 'Example Post',
'post_author' => $user_id,
) );
// Test non-singular.
$this->go_to( home_url() );
$metadata = amp_get_schemaorg_metadata();
$this->assertEquals( 'http://schema.org', $metadata['@context'] );
$this->assertArrayNotHasKey( '@type', $metadata );
$this->assertArrayHasKey( 'publisher', $metadata );
$this->assertEquals( $expected_publisher, $metadata['publisher'] );
// Test page.
$this->go_to( get_permalink( $page_id ) );
$metadata = amp_get_schemaorg_metadata();
$this->assertEquals( 'http://schema.org', $metadata['@context'] );
$this->assertEquals( $expected_publisher, $metadata['publisher'] );
$this->assertEquals( 'WebPage', $metadata['@type'] );
$this->assertArrayHasKey( 'author', $metadata );
$this->assertEquals( get_permalink( $page_id ), $metadata['mainEntityOfPage'] );
$this->assertEquals( get_the_title( $page_id ), $metadata['headline'] );
$this->assertArrayHasKey( 'datePublished', $metadata );
$this->assertArrayHasKey( 'dateModified', $metadata );
// Test post.
$this->go_to( get_permalink( $post_id ) );
$metadata = amp_get_schemaorg_metadata();
$this->assertEquals( 'http://schema.org', $metadata['@context'] );
$this->assertEquals( $expected_publisher, $metadata['publisher'] );
$this->assertEquals( 'BlogPosting', $metadata['@type'] );
$this->assertEquals( get_permalink( $post_id ), $metadata['mainEntityOfPage'] );
$this->assertEquals( get_the_title( $post_id ), $metadata['headline'] );
$this->assertArrayHasKey( 'datePublished', $metadata );
$this->assertArrayHasKey( 'dateModified', $metadata );
$this->assertEquals(
array(
'@type' => 'Person',
'name' => 'John Smith',
),
$metadata['author']
);
// Test override.
$this->go_to( get_permalink( $post_id ) );
$self = $this;
add_filter( 'amp_post_template_metadata', function( $meta, $post ) use ( $self, $post_id ) {
$self->assertEquals( $post_id, $post->ID );
$meta['did_amp_post_template_metadata'] = true;
$self->assertArrayNotHasKey( 'amp_schemaorg_metadata', $meta );
return $meta;
}, 10, 2 );
add_filter( 'amp_schemaorg_metadata', function( $meta ) use ( $self ) {
$meta['did_amp_schemaorg_metadata'] = true;
$self->assertArrayHasKey( 'did_amp_post_template_metadata', $meta );
$meta['author']['name'] = 'George';
return $meta;
} );
$metadata = amp_get_schemaorg_metadata();
$this->assertArrayHasKey( 'did_amp_post_template_metadata', $metadata );
$this->assertArrayHasKey( 'did_amp_schemaorg_metadata', $metadata );
$this->assertEquals( 'George', $metadata['author']['name'] );
}
}