brendt / responsive-images

        }

    }

    public function test_scale_down() {

        $scaler = new SizesScaler(new DefaultConfigurator([

            'publicPath'    => $this->publicPath,

            'includeSource' => false,

        ]));

        $scaler->setSizes([500, 10000, 1920]);

        $sourceFile = $this->createSourceFile();

        $imageObject = $this->createImageObject();

        $sizes = $scaler->scale($sourceFile, $imageObject);

        $this->assertCount(2, $sizes);

    }

    public function test_scale_down_with_include_source() {

        $scaler = new SizesScaler(new DefaultConfigurator([

        $this->assertCount(2, $sizes);

    }

    public function test_scale_down_with_include_source() {

        $scaler = new SizesScaler(new DefaultConfigurator([

            'publicPath'    => $this->publicPath,

            'includeSource' => true,

        ]));

        $scaler->setSizes([500, 800]);

        $sourceFile = $this->createSourceFile();

        $imageObject = $this->createImageObject();

        $sizes = $scaler->scale($sourceFile, $imageObject);

        $this->assertCount(3, $sizes);

    }

    private function createImageObject() {