test-timber-image-retina.php

<?php

/**
 * @group posts-api
 * @group attachments
 */
class TestTimberImageRetina extends Timber_UnitTestCase
{
    public function testImageRetina()
    {
        $file = TestTimberImage::copyTestAttachment();
        $retina_url = Timber\ImageHelper::retina_resize($file);

        $this->assertEquals('arch@2x.jpg', basename($retina_url));
    }

    public function testImageBiggerRetina()
    {
        $file = TestTimberImage::copyTestAttachment();
        $retina_url = Timber\ImageHelper::retina_resize($file, 3);

        $this->assertEquals('arch@3x.jpg', basename($retina_url));
    }

    public function testImageRetinaFilter()
    {
        $filename = TestTimberImage::copyTestAttachment('eastern.jpg');
        $wp_filetype = wp_check_filetype(basename($filename), null);
        $post_id = $this->factory->post->create([
            'post_title' => 'Thing One',
        ]);
        $attachment = [
            'post_mime_type' => $wp_filetype['type'],
            'post_title' => preg_replace('/\.[^.]+$/', '', basename($filename)),
            'post_excerpt' => '',
            'post_status' => 'inherit',
        ];
        $attach_id = wp_insert_attachment($attachment, $filename, $post_id);
        add_post_meta($post_id, '_thumbnail_id', $attach_id, true);

        $retina_url = Timber::compile_string('{{post.thumbnail.src|retina}}', [
            'post' => Timber::get_post($post_id),
        ]);

        $this->assertEquals('eastern@2x.jpg', basename($retina_url));
    }

    public function testImageRetinaFloatFilter()
    {
        $filename = TestTimberImage::copyTestAttachment('eastern.jpg');
        $wp_filetype = wp_check_filetype(basename($filename), null);
        $post_id = $this->factory->post->create([
            'post_title' => 'Thing One',
        ]);
        $attachment = [
            'post_mime_type' => $wp_filetype['type'],
            'post_title' => preg_replace('/\.[^.]+$/', '', basename($filename)),
            'post_excerpt' => '',
            'post_status' => 'inherit',
        ];
        $attach_id = wp_insert_attachment($attachment, $filename, $post_id);
        add_post_meta($post_id, '_thumbnail_id', $attach_id, true);

        $compiled = Timber::compile_string('{{post.thumbnail.src|retina(1.5)}}', [
            'post' => Timber::get_post($post_id),
        ]);

        $this->assertEquals('eastern@1.5x.jpg', basename($compiled));
    }

    public function testImageResizeRetinaFilter()
    {
        $filename = TestTimberImage::copyTestAttachment('eastern.jpg');
        $wp_filetype = wp_check_filetype(basename($filename), null);
        $post_id = $this->factory->post->create();
        $attachment = [
            'post_mime_type' => $wp_filetype['type'],
            'post_title' => preg_replace('/\.[^.]+$/', '', basename($filename)),
            'post_excerpt' => '',
            'post_status' => 'inherit',
        ];
        $attach_id = wp_insert_attachment($attachment, $filename, $post_id);
        add_post_meta($post_id, '_thumbnail_id', $attach_id, true);

        $compiled = Timber::compile_string('{{post.thumbnail.src|resize(100, 50)|retina(3)}}', [
            'post' => Timber::get_post($post_id),
        ]);

        $this->assertEquals('eastern-100x50-c-default@3x.jpg', basename($compiled));
    }

    public function testImageResizeRetinaFilterNotAnImage()
    {
        self::enable_error_log(false);
        $str = 'Image? {{"/wp-content/uploads/2016/07/stuff.jpg"|retina(3)}}';
        $compiled = Timber::compile_string($str);
        $this->assertEquals('Image? /wp-content/uploads/2016/07/stuff.jpg', $compiled);
        self::enable_error_log(true);
    }
}