public function test_delete_oembed_caches() { $post_id = $this->factory()->post->create(); add_post_meta($post_id, '_oembed_foo', 'bar'); add_post_meta($post_id, '_oembed_foo', 'baz'); add_post_meta($post_id, '_oembed_baz', 'foobar', true); $this->wp_embed->delete_oembed_caches($post_id); $this->assertEquals(array(), get_post_meta($post_id, '_oembed_foo')); $this->assertEquals(array(), get_post_meta($post_id, '_oembed_baz')); }