function EditorUploadImageScaleTest::testEditorUploadImageScale

Tests scaling of inline images.

File

core/modules/editor/tests/src/Functional/EditorUploadImageScaleTest.php, line 78

Class

EditorUploadImageScaleTest

Tests scaling of inline images.

Namespace

Code

public function testEditorUploadImageScale() {
    // Generate testing images.
    $testing_image_list = $this->getTestFiles('image');
    // Case 1: no max dimensions set: uploaded image not scaled.
    $test_image = $testing_image_list[0];
    [
        $image_file_width,
        $image_file_height,
    ] = $this->getTestImageInfo($test_image->uri);
    $max_width = NULL;
    $max_height = NULL;
    $this->setMaxDimensions($max_width, $max_height);
    $this->assertSavedMaxDimensions($max_width, $max_height);
    [
        $uploaded_image_file_width,
        $uploaded_image_file_height,
    ] = $this->uploadImage($test_image->uri);
    $this->assertEquals($image_file_width, $uploaded_image_file_width);
    $this->assertEquals($image_file_height, $uploaded_image_file_height);
    $this->assertSession()
        ->pageTextNotContains("The image was resized to fit within the maximum allowed dimensions of {$max_width}x{$max_height} pixels.");
    // Case 2: max width smaller than uploaded image: image scaled down.
    $test_image = $testing_image_list[1];
    [
        $image_file_width,
        $image_file_height,
    ] = $this->getTestImageInfo($test_image->uri);
    $max_width = $image_file_width - 5;
    $max_height = $image_file_height;
    $this->setMaxDimensions($max_width, $max_height);
    $this->assertSavedMaxDimensions($max_width, $max_height);
    [
        $uploaded_image_file_width,
        $uploaded_image_file_height,
    ] = $this->uploadImage($test_image->uri);
    $this->assertEquals($max_width, $uploaded_image_file_width);
    $this->assertEquals($uploaded_image_file_height * ($uploaded_image_file_width / $max_width), $uploaded_image_file_height);
    $this->assertSession()
        ->pageTextContains("The image was resized to fit within the maximum allowed dimensions of {$max_width}x{$max_height} pixels.");
    // Case 3: max height smaller than uploaded image: image scaled down.
    $test_image = $testing_image_list[2];
    [
        $image_file_width,
        $image_file_height,
    ] = $this->getTestImageInfo($test_image->uri);
    $max_width = $image_file_width;
    $max_height = $image_file_height - 5;
    $this->setMaxDimensions($max_width, $max_height);
    $this->assertSavedMaxDimensions($max_width, $max_height);
    [
        $uploaded_image_file_width,
        $uploaded_image_file_height,
    ] = $this->uploadImage($test_image->uri);
    $this->assertEquals($uploaded_image_file_width * ($uploaded_image_file_height / $max_height), $uploaded_image_file_width);
    $this->assertEquals($max_height, $uploaded_image_file_height);
    $this->assertSession()
        ->pageTextContains("The image was resized to fit within the maximum allowed dimensions of {$max_width}x{$max_height} pixels.");
    // Case 4: max dimensions greater than uploaded image: image not scaled.
    $test_image = $testing_image_list[3];
    [
        $image_file_width,
        $image_file_height,
    ] = $this->getTestImageInfo($test_image->uri);
    $max_width = $image_file_width + 5;
    $max_height = $image_file_height + 5;
    $this->setMaxDimensions($max_width, $max_height);
    $this->assertSavedMaxDimensions($max_width, $max_height);
    [
        $uploaded_image_file_width,
        $uploaded_image_file_height,
    ] = $this->uploadImage($test_image->uri);
    $this->assertEquals($image_file_width, $uploaded_image_file_width);
    $this->assertEquals($image_file_height, $uploaded_image_file_height);
    $this->assertSession()
        ->pageTextNotContains("The image was resized to fit within the maximum allowed dimensions of {$max_width}x{$max_height} pixels.");
    // Case 5: only max width dimension was provided and it was smaller than
    // uploaded image: image scaled down.
    $test_image = $testing_image_list[4];
    [
        $image_file_width,
        $image_file_height,
    ] = $this->getTestImageInfo($test_image->uri);
    $max_width = $image_file_width - 5;
    $max_height = NULL;
    $this->setMaxDimensions($max_width, $max_height);
    $this->assertSavedMaxDimensions($max_width, $max_height);
    [
        $uploaded_image_file_width,
        $uploaded_image_file_height,
    ] = $this->uploadImage($test_image->uri);
    $this->assertEquals($max_width, $uploaded_image_file_width);
    $this->assertEquals($uploaded_image_file_height * ($uploaded_image_file_width / $max_width), $uploaded_image_file_height);
    $this->assertSession()
        ->pageTextContains("The image was resized to fit within the maximum allowed width of {$max_width} pixels.");
    // Case 6: only max height dimension was provided and it was smaller than
    // uploaded image: image scaled down.
    $test_image = $testing_image_list[5];
    [
        $image_file_width,
        $image_file_height,
    ] = $this->getTestImageInfo($test_image->uri);
    $max_width = NULL;
    $max_height = $image_file_height - 5;
    $this->setMaxDimensions($max_width, $max_height);
    $this->assertSavedMaxDimensions($max_width, $max_height);
    [
        $uploaded_image_file_width,
        $uploaded_image_file_height,
    ] = $this->uploadImage($test_image->uri);
    $this->assertEquals($uploaded_image_file_width * ($uploaded_image_file_height / $max_height), $uploaded_image_file_width);
    $this->assertEquals($max_height, $uploaded_image_file_height);
    $this->assertSession()
        ->pageTextContains("The image was resized to fit within the maximum allowed height of {$max_height} pixels.");
}