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Mini Shell
<?php
/**
* Class EWWWIO_Convert_Tests
*
* @link https://ewww.io
* @package Ewww_Image_Optimizer
*/
/**
* Conversion test cases.
*/
class EWWWIO_Convert_Tests extends WP_UnitTestCase {
/**
* The location of the test JPG image.
*
* @var string $test_jpg
*/
public static $test_jpg = '';
/**
* The location of the test PNG image.
*
* @var string $test_png
*/
public static $test_png = '';
/**
* The location of the test GIF image.
*
* @var string $test_gif
*/
public static $test_gif = '';
/**
* The location of the test BMP image.
*
* @var string $test_bmp
*/
public static $test_bmp = '';
/**
* The API key used for API-based tests.
*
* @var stringg $api_key
*/
public static $api_key = '';
/**
* Downloads test images.
*/
public static function set_up_before_class() {
$wp_upload_dir = wp_upload_dir();
$temp_upload_dir = trailingslashit( $wp_upload_dir['basedir'] ) . 'testing/';
wp_mkdir_p( $temp_upload_dir );
$test_jpg = download_url( 'https://ewwwio-test.sfo2.digitaloceanspaces.com/unit-tests/DCClogo.jpg' );
rename( $test_jpg, $temp_upload_dir . wp_basename( $test_jpg ) );
self::$test_jpg = $temp_upload_dir . wp_basename( $test_jpg );
$test_png = download_url( 'https://ewwwio-test.sfo2.digitaloceanspaces.com/unit-tests/common-loon.png' );
rename( $test_png, $temp_upload_dir . wp_basename( $test_png ) );
self::$test_png = $temp_upload_dir . wp_basename( $test_png );
$test_gif = download_url( 'https://ewwwio-test.sfo2.digitaloceanspaces.com/unit-tests/xhtml11.gif' );
rename( $test_gif, $temp_upload_dir . wp_basename( $test_gif ) );
self::$test_gif = $temp_upload_dir . wp_basename( $test_gif );
$test_bmp = download_url( 'https://ewwwio-test.sfo2.digitaloceanspaces.com/unit-tests/IMG_0391.bmp' );
rename( $test_bmp, $temp_upload_dir . wp_basename( $test_bmp ) );
self::$test_bmp = $temp_upload_dir . wp_basename( $test_bmp );
self::$api_key = getenv( 'EWWWIO_API_KEY' );
ewwwio()->set_defaults();
update_option( 'ewww_image_optimizer_jpg_level', 10 );
update_option( 'ewww_image_optimizer_gif_level', 10 );
update_option( 'ewww_image_optimizer_webp', true );
update_option( 'ewww_image_optimizer_png_level', 40 );
update_site_option( 'ewww_image_optimizer_webp', true );
update_site_option( 'ewww_image_optimizer_png_level', 40 );
ewwwio()->local->install_tools();
ewww_image_optimizer_install_pngout();
ewww_image_optimizer_install_svgcleaner();
update_option( 'ewww_image_optimizer_webp', '' );
update_option( 'ewww_image_optimizer_png_level', 10 );
update_site_option( 'ewww_image_optimizer_webp', '' );
update_site_option( 'ewww_image_optimizer_png_level', 10 );
}
/**
* Initializes the plugin and installs the ewwwio_images table.
*/
function set_up() {
parent::set_up();
remove_filter( 'query', array( $this, '_create_temporary_tables' ) );
ewww_image_optimizer_install_table();
add_filter( 'query', array( $this, '_create_temporary_tables' ) );
}
/**
* Copies the test JPG to a temp file, optimizes it, and returns the results.
*
* @return array The results of the ewww_image_optimizer() function.
*/
protected function optimize_jpg( $original = false ) {
if ( ! $original ) {
$original = self::$test_jpg;
}
ewwwio()->force = true;
$filename = $original . ".jpg";
copy( $original, $filename );
$results = ewww_image_optimizer( $filename, 1, false, false, true );
return $results;
}
/**
* Copies the test PNG to a temp file, optimizes it, and returns the results.
*
* @return array The results of the ewww_image_optimizer() function.
*/
protected function optimize_png( $original = false ) {
if ( ! $original ) {
$original = self::$test_png;
}
ewwwio()->force = true;
$filename = $original . ".png";
copy( $original, $filename );
$results = ewww_image_optimizer( $filename, 1, false, false, true );
return $results;
}
/**
* Copies the test GIF to a temp file, optimizes it, and returns the results.
*
* @return array The results of the ewww_image_optimizer() function.
*/
protected function optimize_gif( $original = false ) {
if ( ! $original ) {
$original = self::$test_gif;
}
ewwwio()->force = true;
$filename = $original . ".gif";
copy( $original, $filename );
$results = ewww_image_optimizer( $filename, 1, false, false, true );
return $results;
}
/**
* Copies the test BMP to a temp file, optimizes it, and returns the results.
*
* @return array The results of the ewww_image_optimizer() function.
*/
protected function optimize_bmp( $original = false ) {
if ( ! $original ) {
$original = self::$test_bmp;
}
ewwwio()->force = true;
$filename = $original . ".bmp";
copy( $original, $filename );
$results = ewww_image_optimizer( $filename, 1, false, false, true );
return $results;
}
/**
* Test local JPG to PNG conversion.
*/
function test_local_convert_jpg_to_png() {
update_option( 'ewww_image_optimizer_metadata_remove', true );
update_option( 'ewww_image_optimizer_jpg_level', 10 );
update_option( 'ewww_image_optimizer_png_level', 10 );
update_option( 'ewww_image_optimizer_jpg_to_png', true );
update_site_option( 'ewww_image_optimizer_metadata_remove', true );
update_site_option( 'ewww_image_optimizer_jpg_level', 10 );
update_site_option( 'ewww_image_optimizer_png_level', 10 );
update_site_option( 'ewww_image_optimizer_jpg_to_png', true );
$results = $this->optimize_jpg();
$this->assertEquals( 'image/png', ewww_image_optimizer_mimetype( $results[0], 'i' ) );
unlink( $results[0] );
update_option( 'ewww_image_optimizer_jpg_to_png', '' );
update_site_option( 'ewww_image_optimizer_jpg_to_png', '' );
}
/**
* Test API-based JPG to PNG conversion.
*/
function test_api_convert_jpg_to_png() {
if ( empty( self::$api_key ) ) {
self::markTestSkipped( 'No API key available.' );
}
update_option( 'ewww_image_optimizer_metadata_remove', true );
update_option( 'ewww_image_optimizer_jpg_level', 20 );
update_option( 'ewww_image_optimizer_png_level', 10 );
update_option( 'ewww_image_optimizer_jpg_to_png', true );
update_site_option( 'ewww_image_optimizer_metadata_remove', true );
update_site_option( 'ewww_image_optimizer_jpg_level', 20 );
update_site_option( 'ewww_image_optimizer_png_level', 10 );
update_site_option( 'ewww_image_optimizer_jpg_to_png', true );
update_option( 'ewww_image_optimizer_cloud_key', self::$api_key );
update_site_option( 'ewww_image_optimizer_cloud_key', self::$api_key );
$results = $this->optimize_jpg();
$this->assertEquals( 'image/png', ewww_image_optimizer_mimetype( $results[0], 'i' ) );
unlink( $results[0] );
update_option( 'ewww_image_optimizer_jpg_to_png', '' );
update_option( 'ewww_image_optimizer_cloud_key', '' );
update_site_option( 'ewww_image_optimizer_jpg_to_png', '' );
update_site_option( 'ewww_image_optimizer_cloud_key', '' );
}
/**
* Test PNG to JPG conversion.
*/
function test_convert_png_to_jpg() {
update_option( 'ewww_image_optimizer_png_level', 10 );
update_option( 'ewww_image_optimizer_jpg_level', 10 );
update_option( 'ewww_image_optimizer_disable_pngout', true );
update_option( 'ewww_image_optimizer_optipng_level', 2 );
update_option( 'ewww_image_optimizer_metadata_remove', true );
update_option( 'ewww_image_optimizer_png_to_jpg', true );
update_site_option( 'ewww_image_optimizer_png_level', 10 );
update_site_option( 'ewww_image_optimizer_jpg_level', 10 );
update_site_option( 'ewww_image_optimizer_disable_pngout', true );
update_site_option( 'ewww_image_optimizer_optipng_level', 2 );
update_site_option( 'ewww_image_optimizer_metadata_remove', true );
update_site_option( 'ewww_image_optimizer_png_to_jpg', true );
$results = $this->optimize_png();
update_option( 'ewww_image_optimizer_png_to_jpg', '' );
update_site_option( 'ewww_image_optimizer_png_to_jpg', '' );
$this->assertEquals( 'image/jpeg', ewww_image_optimizer_mimetype( $results[0], 'i' ) );
unlink( $results[0] );
}
/**
* Test local PNG to JPG conversion with alpha.
*/
function test_local_convert_png_to_jpg_alpha() {
update_option( 'ewww_image_optimizer_png_level', 10 );
update_option( 'ewww_image_optimizer_jpg_level', 10 );
update_option( 'ewww_image_optimizer_disable_pngout', true );
update_option( 'ewww_image_optimizer_optipng_level', 2 );
update_option( 'ewww_image_optimizer_metadata_remove', true );
update_option( 'ewww_image_optimizer_png_to_jpg', true );
update_option( 'ewww_image_optimizer_jpg_background', '' );
update_site_option( 'ewww_image_optimizer_png_level', 10 );
update_site_option( 'ewww_image_optimizer_jpg_level', 10 );
update_site_option( 'ewww_image_optimizer_disable_pngout', true );
update_site_option( 'ewww_image_optimizer_optipng_level', 2 );
update_site_option( 'ewww_image_optimizer_metadata_remove', true );
update_site_option( 'ewww_image_optimizer_png_to_jpg', true );
update_site_option( 'ewww_image_optimizer_jpg_background', '' );
// No background, conversion will fail.
$test_png = download_url( 'https://ewwwio-test.sfo2.digitaloceanspaces.com/unit-tests/books.png' );
rename( $test_png, dirname( self::$test_png ) . wp_basename( $test_png ) );
$test_png = dirname( self::$test_png ) . wp_basename( $test_png );
$results = $this->optimize_png( $test_png );
$this->assertEquals( 'image/png', ewww_image_optimizer_mimetype( $results[0], 'i' ) );
unlink( $results[0] );
// Set background, conversion will succeed.
update_option( 'ewww_image_optimizer_jpg_background', 'ffffff' );
update_site_option( 'ewww_image_optimizer_jpg_background', 'ffffff' );
$results = $this->optimize_png( $test_png );
$this->assertEquals( 'image/jpeg', ewww_image_optimizer_mimetype( $results[0], 'i' ) );
unlink( $results[0] );
update_option( 'ewww_image_optimizer_png_to_jpg', '' );
update_option( 'ewww_image_optimizer_jpg_background', '' );
update_site_option( 'ewww_image_optimizer_png_to_jpg', '' );
update_site_option( 'ewww_image_optimizer_jpg_background', '' );
unlink( $test_png );
}
/**
* Test API-based PNG to JPG conversion with alpha.
*/
function test_api_convert_png_to_jpg_alpha() {
if ( empty( self::$api_key ) ) {
self::markTestSkipped( 'No API key available.' );
}
update_option( 'ewww_image_optimizer_png_level', 20 );
update_option( 'ewww_image_optimizer_jpg_level', 10 );
update_option( 'ewww_image_optimizer_disable_pngout', true );
update_option( 'ewww_image_optimizer_optipng_level', 2 );
update_option( 'ewww_image_optimizer_metadata_remove', true );
update_option( 'ewww_image_optimizer_png_to_jpg', true );
update_option( 'ewww_image_optimizer_jpg_background', '' );
update_site_option( 'ewww_image_optimizer_png_level', 20 );
update_site_option( 'ewww_image_optimizer_jpg_level', 10 );
update_site_option( 'ewww_image_optimizer_disable_pngout', true );
update_site_option( 'ewww_image_optimizer_optipng_level', 2 );
update_site_option( 'ewww_image_optimizer_metadata_remove', true );
update_site_option( 'ewww_image_optimizer_png_to_jpg', true );
update_site_option( 'ewww_image_optimizer_jpg_background', '' );
$test_png = download_url( 'https://ewwwio-test.sfo2.digitaloceanspaces.com/unit-tests/books.png' );
rename( $test_png, dirname( self::$test_png ) . wp_basename( $test_png ) );
$test_png = dirname( self::$test_png ) . wp_basename( $test_png );
// No background, conversion will fail, using API.
update_option( 'ewww_image_optimizer_cloud_key', self::$api_key );
update_site_option( 'ewww_image_optimizer_cloud_key', self::$api_key );
$results = $this->optimize_png( $test_png );
$this->assertEquals( 'image/png', ewww_image_optimizer_mimetype( $results[0], 'i' ) );
unlink( $results[0] );
// Set background, conversion will succeed, using API.
update_option( 'ewww_image_optimizer_jpg_background', 'ffffff' );
update_site_option( 'ewww_image_optimizer_jpg_background', 'ffffff' );
$results = $this->optimize_png( $test_png );
$this->assertEquals( 'image/jpeg', ewww_image_optimizer_mimetype( $results[0], 'i' ) );
unlink( $results[0] );
update_option( 'ewww_image_optimizer_png_to_jpg', '' );
update_option( 'ewww_image_optimizer_jpg_background', '' );
update_option( 'ewww_image_optimizer_cloud_key', '' );
update_site_option( 'ewww_image_optimizer_png_to_jpg', '' );
update_site_option( 'ewww_image_optimizer_jpg_background', '' );
update_site_option( 'ewww_image_optimizer_cloud_key', '' );
unlink( $test_png );
}
/**
* Tests autoconvert by uploading a PNG attachment.
*/
function test_autoconvert_png_local() {
update_option( 'ewww_image_optimizer_png_level', 10 );
update_site_option( 'ewww_image_optimizer_png_level', 10 );
$upload_png = self::$test_png . '.png';
copy( self::$test_png, $upload_png );
$id = $this->factory->attachment->create_upload_object( $upload_png );
$meta = wp_get_attachment_metadata( $id );
list( $file_path, $upload_path ) = ewww_image_optimizer_attachment_path( $meta, $id );
$this->assertEquals( 'image/jpeg', ewww_image_optimizer_mimetype( $file_path, 'i' ) );
$test_png = download_url( 'https://ewwwio-test.sfo2.digitaloceanspaces.com/unit-tests/books.png' );
$upload_png = $test_png . '.png';
copy( $test_png, $upload_png );
$id = $this->factory->attachment->create_upload_object( $upload_png );
$meta = wp_get_attachment_metadata( $id );
list( $file_path, $upload_path ) = ewww_image_optimizer_attachment_path( $meta, $id );
$this->assertEquals( 'image/png', ewww_image_optimizer_mimetype( $file_path, 'i' ) );
unlink( $test_png );
}
/**
* Tests attachment conversion by uploading a PNG attachment and then converting it.
*/
function test_convert_png_attachment() {
ewww_image_optimizer_set_option( 'ewww_image_optimizer_png_level', 0 );
define( 'EWWW_IMAGE_OPTIMIZER_DISABLE_AUTOCONVERT', true );
$upload_png = self::$test_png . '.png';
copy( self::$test_png, $upload_png );
$id = $this->factory->attachment->create_upload_object( $upload_png );
$meta = wp_get_attachment_metadata( $id );
list( $file_path, $upload_path ) = ewww_image_optimizer_attachment_path( $meta, $id );
$this->assertEquals( 'image/png', ewww_image_optimizer_mimetype( $file_path, 'i' ) );
global $ewww_new_image;
$ewww_new_image = true;
ewww_image_optimizer_set_option( 'ewww_image_optimizer_png_level', 10 );
ewww_image_optimizer_set_option( 'ewww_image_optimizer_png_to_jpg', true );
$meta = ewww_image_optimizer_resize_from_meta_data( $meta, $id, false, true );
list( $file_path, $upload_path ) = ewww_image_optimizer_attachment_path( $meta, $id );
$this->assertEquals( 'image/jpeg', ewww_image_optimizer_mimetype( $file_path, 'i' ) );
$base_dir = trailingslashit( dirname( $file_path ) );
foreach ( $meta['sizes'] as $size => $data ) {
$image_path = $base_dir . wp_basename( $data['file'] );
$this->assertEquals( 'image/jpeg', ewww_image_optimizer_mimetype( $image_path, 'i' ) );
}
ewww_image_optimizer_set_option( 'ewww_image_optimizer_png_to_jpg', '' );
ewww_image_optimizer_set_option( 'ewww_image_optimizer_disable_autoconvert', '' );
}
/**
* Test local GIF to PNG conversion.
*/
function test_local_convert_gif_to_png() {
update_option( 'ewww_image_optimizer_gif_level', 10 );
update_option( 'ewww_image_optimizer_png_level', 10 );
update_option( 'ewww_image_optimizer_gif_to_png', true );
update_site_option( 'ewww_image_optimizer_gif_level', 10 );
update_site_option( 'ewww_image_optimizer_png_level', 10 );
update_site_option( 'ewww_image_optimizer_gif_to_png', true );
$results = $this->optimize_gif();
$this->assertEquals( 'image/png', ewww_image_optimizer_mimetype( $results[0], 'i' ) );
unlink( $results[0] );
update_option( 'ewww_image_optimizer_gif_to_png', '' );
update_site_option( 'ewww_image_optimizer_gif_to_png', '' );
}
/**
* Test API-based GIF to PNG conversion.
*/
function test_api_convert_gif_to_png() {
update_option( 'ewww_image_optimizer_gif_level', 10 );
update_option( 'ewww_image_optimizer_png_level', 10 );
update_option( 'ewww_image_optimizer_gif_to_png', true );
update_site_option( 'ewww_image_optimizer_gif_level', 10 );
update_site_option( 'ewww_image_optimizer_png_level', 10 );
update_site_option( 'ewww_image_optimizer_gif_to_png', true );
update_option( 'ewww_image_optimizer_cloud_key', self::$api_key );
update_site_option( 'ewww_image_optimizer_cloud_key', self::$api_key );
$results = $this->optimize_gif();
$this->assertEquals( 'image/png', ewww_image_optimizer_mimetype( $results[0], 'i' ) );
unlink( $results[0] );
update_option( 'ewww_image_optimizer_gif_to_png', '' );
update_option( 'ewww_image_optimizer_cloud_key', '' );
update_site_option( 'ewww_image_optimizer_gif_to_png', '' );
update_site_option( 'ewww_image_optimizer_cloud_key', '' );
}
/**
* Test local BMP to JPG conversion.
*/
function test_local_convert_bmp_to_jpg() {
update_option( 'ewww_image_optimizer_jpg_level', 10 );
update_option( 'ewww_image_optimizer_bmp_convert', true );
update_site_option( 'ewww_image_optimizer_jpg_level', 10 );
update_site_option( 'ewww_image_optimizer_bmp_convert', true );
$results = $this->optimize_bmp();
$this->assertEquals( 'image/jpeg', ewww_image_optimizer_mimetype( $results[0], 'i' ) );
unlink( $results[0] );
update_option( 'ewww_image_optimizer_bmp_convert', '' );
update_site_option( 'ewww_image_optimizer_bmp_convert', '' );
}
/**
* Cleans up ewwwio_images table.
*/
function tear_down() {
global $wpdb;
remove_filter( 'query', array( $this, '_drop_temporary_tables' ) );
$wpdb->query( "DROP TABLE IF EXISTS $wpdb->ewwwio_images" );
add_filter( 'query', array( $this, '_drop_temporary_tables' ) );
delete_option( 'ewww_image_optimizer_version' );
delete_option( 'ewww_image_optimizer_cloud_key' );
delete_site_option( 'ewww_image_optimizer_version' );
delete_site_option( 'ewww_image_optimizer_cloud_key' );
parent::tear_down();
}
/**
* Cleans up the temp images.
*/
public static function tear_down_after_class() {
if ( ewwwio_is_file( self::$test_jpg ) ) {
unlink( self::$test_jpg );
}
if ( ewwwio_is_file( self::$test_png ) ) {
unlink( self::$test_png );
}
if ( ewwwio_is_file( self::$test_gif ) ) {
unlink( self::$test_gif );
}
ewww_image_optimizer_remove_binaries();
}
}
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