<?php

/**

* @group image

* @group media

* @group upload

* @group resize

*/

require_once __DIR__ . '/base.php';

abstract class WP_Tests_Image_Resize_UnitTestCase extends WP_Image_UnitTestCase {

public function set_up() {

parent::set_up();

add_filter( 'wp_image_editors', array( $this, 'wp_image_editors' ) );

}

public function wp_image_editors() {

return array( $this->editor_engine );

}

public function test_resize_jpg() {

$image = $this->resize_helper( DIR_TESTDATA . '/images/test-image.jpg', 25, 25 );

list( $w, $h, $type ) = getimagesize( $image );

unlink( $image );

$this->assertSame( 'test-image-25x25.jpg', wp_basename( $image ) );

$this->assertSame( 25, $w );

$this->assertSame( 25, $h );

$this->assertSame( IMAGETYPE_JPEG, $type );

}

public function test_resize_png() {

$image = $this->resize_helper( DIR_TESTDATA . '/images/test-image.png', 25, 25 );

if ( ! is_string( $image ) ) { // WP_Error, stop GLib-GObject-CRITICAL assertion.

$this->fail( sprintf( 'No PNG support in the editor engine %s on this system.', $this->editor_engine ) );

}

list( $w, $h, $type ) = getimagesize( $image );

unlink( $image );

$this->assertSame( 'test-image-25x25.png', wp_basename( $image ) );

$this->assertSame( 25, $w );

$this->assertSame( 25, $h );

$this->assertSame( IMAGETYPE_PNG, $type );

}

public function test_resize_gif() {

$image = $this->resize_helper( DIR_TESTDATA . '/images/test-image.gif', 25, 25 );

if ( ! is_string( $image ) ) { // WP_Error, stop GLib-GObject-CRITICAL assertion.

$this->fail( sprintf( 'No GIF support in the editor engine %s on this system.', $this->editor_engine ) );

}

list( $w, $h, $type ) = getimagesize( $image );

unlink( $image );

$this->assertSame( 'test-image-25x25.gif', wp_basename( $image ) );

$this->assertSame( 25, $w );

$this->assertSame( 25, $h );

$this->assertSame( IMAGETYPE_GIF, $type );

}

public function test_resize_webp() {

$file = DIR_TESTDATA . '/images/test-image.webp';

$editor = wp_get_image_editor( $file );

// Check if the editor supports the webp mime type.

if ( is_wp_error( $editor ) || ! $editor->supports_mime_type( 'image/webp' ) ) {

$this->markTestSkipped( sprintf( 'No WebP support in the editor engine %s on this system.', $this->editor_engine ) );

}

$image = $this->resize_helper( $file, 25, 25 );

list( $w, $h, $type ) = wp_getimagesize( $image );

unlink( $image );

$this->assertSame( 'test-image-25x25.webp', wp_basename( $image ) );

$this->assertSame( 25, $w );

$this->assertSame( 25, $h );

$this->assertSame( IMAGETYPE_WEBP, $type );

}

/**

* Test resizing AVIF image.

*

* @ticket 51228

*/

public function test_resize_avif() {

$file = DIR_TESTDATA . '/images/avif-lossy.avif';

$editor = wp_get_image_editor( $file );

// Check if the editor supports the avif mime type.

if ( is_wp_error( $editor ) || ! $editor->supports_mime_type( 'image/avif' ) ) {

$this->markTestSkipped( sprintf( 'No AVIF support in the editor engine %s on this system.', $this->editor_engine ) );

}

$image = $this->resize_helper( $file, 25, 25 );

list( $w, $h, $type ) = wp_getimagesize( $image );

unlink( $image );

$this->assertSame( 'avif-lossy-25x25.avif', wp_basename( $image ) );

$this->assertSame( 25, $w );

$this->assertSame( 25, $h );

$this->assertSame( IMAGETYPE_AVIF, $type );

}

public function test_resize_larger() {

// image_resize() should refuse to make an image larger.

$image = $this->resize_helper( DIR_TESTDATA . '/images/test-image.jpg', 100, 100 );

$this->assertInstanceOf( 'WP_Error', $image );

$this->assertSame( 'error_getting_dimensions', $image->get_error_code() );

}

public function test_resize_thumb_128x96() {

$image = $this->resize_helper( DIR_TESTDATA . '/images/2007-06-17DSC_4173.JPG', 128, 96 );

list( $w, $h, $type ) = getimagesize( $image );

unlink( $image );

$this->assertSame( '2007-06-17DSC_4173-64x96.jpg', wp_basename( $image ) );

$this->assertSame( 64, $w );

$this->assertSame( 96, $h );

$this->assertSame( IMAGETYPE_JPEG, $type );

}

public function test_resize_thumb_128x0() {

$image = $this->resize_helper( DIR_TESTDATA . '/images/2007-06-17DSC_4173.JPG', 128, 0 );

list( $w, $h, $type ) = getimagesize( $image );

unlink( $image );

$this->assertSame( '2007-06-17DSC_4173-128x193.jpg', wp_basename( $image ) );

$this->assertSame( 128, $w );

$this->assertSame( 193, $h );

$this->assertSame( IMAGETYPE_JPEG, $type );

}

public function test_resize_thumb_0x96() {

$image = $this->resize_helper( DIR_TESTDATA . '/images/2007-06-17DSC_4173.JPG', 0, 96 );

list( $w, $h, $type ) = getimagesize( $image );

unlink( $image );

$this->assertSame( '2007-06-17DSC_4173-64x96.jpg', wp_basename( $image ) );

$this->assertSame( 64, $w );

$this->assertSame( 96, $h );

$this->assertSame( IMAGETYPE_JPEG, $type );

}

public function test_resize_thumb_150x150_crop() {

$image = $this->resize_helper( DIR_TESTDATA . '/images/2007-06-17DSC_4173.JPG', 150, 150, true );

list( $w, $h, $type ) = getimagesize( $image );

unlink( $image );

$this->assertSame( '2007-06-17DSC_4173-150x150.jpg', wp_basename( $image ) );

$this->assertSame( 150, $w );

$this->assertSame( 150, $h );

$this->assertSame( IMAGETYPE_JPEG, $type );

}

public function test_resize_thumb_150x100_crop() {

$image = $this->resize_helper( DIR_TESTDATA . '/images/2007-06-17DSC_4173.JPG', 150, 100, true );

list( $w, $h, $type ) = getimagesize( $image );

unlink( $image );

$this->assertSame( '2007-06-17DSC_4173-150x100.jpg', wp_basename( $image ) );

$this->assertSame( 150, $w );

$this->assertSame( 100, $h );

$this->assertSame( IMAGETYPE_JPEG, $type );

}

public function test_resize_thumb_50x150_crop() {

$image = $this->resize_helper( DIR_TESTDATA . '/images/2007-06-17DSC_4173.JPG', 50, 150, true );

list( $w, $h, $type ) = getimagesize( $image );

unlink( $image );

$this->assertSame( '2007-06-17DSC_4173-50x150.jpg', wp_basename( $image ) );

$this->assertSame( 50, $w );

$this->assertSame( 150, $h );

$this->assertSame( IMAGETYPE_JPEG, $type );

}

/**

* Try resizing a non-existent image

*

* @ticket 6821

*/

public function test_resize_non_existent_image() {

$image = $this->resize_helper( DIR_TESTDATA . '/images/test-non-existent-image.jpg', 25, 25 );

$this->assertInstanceOf( 'WP_Error', $image );

$this->assertSame( 'error_loading_image', $image->get_error_code() );

}

/**

* Function to help out the tests

*/

protected function resize_helper( $file, $width, $height, $crop = false ) {

$editor = wp_get_image_editor( $file );

if ( is_wp_error( $editor ) ) {

return $editor;

}

$resized = $editor->resize( $width, $height, $crop );

if ( is_wp_error( $resized ) ) {

return $resized;

}

$dest_file = $editor->generate_filename();

$saved = $editor->save( $dest_file );

if ( is_wp_error( $saved ) ) {

return $saved;

}

return $dest_file;

}

}