/** * @return string */ private function getExpectedMergedStylesheet() { $expectedMergeResult = new OnDiskUIAsset(PIWIK_USER_PATH, self::ASSET_MANAGER_TEST_DIR . 'stylesheets/ExpectedMergeResult.css'); $expectedContent = $expectedMergeResult->getContent(); $expectedContent = $this->specifyCacheBusterInExpectedContent($expectedContent, $this->cacheBuster->md5BasedCacheBuster('')); return $expectedContent; }