AsseticBundleTest\Service::testWriteAssetIfNotExists PHP Method

    public function testWriteAssetIfNotExists()
    {
        $this->configuration->setBuildOnRequest(true);
        $this->configuration->setWriteIfChanged(true);
        $this->object->build();
        $manager = $this->object->getAssetManager();
        $factory = $this->object->createAssetFactory($this->configuration->getModule('test_application'));
        $asset = $manager->get('base_css');
        $targetFile = $this->configuration->getWebPath($asset->getTargetPath());
        if (is_file($targetFile)) {
            unlink($targetFile);
        }
        $this->assertFileNotExists($targetFile);
        $this->object->writeAsset($asset, $factory);
        $this->assertFileExists($targetFile);
    }