public void CanAppendFileHashToRelativeUri()
{
var hashQueryStringKeyName = "v";
var hashValue = "hashValue";
var hasher = new StubHasher(hashValue);
var fileResolver = new FileResolver();
var uri = Assembly.GetExecutingAssembly().CodeBase;
var cssFilePath = Path.GetDirectoryName(uri) + TestUtilities.PreparePath(@"\subdirectory\output.css");
var url = "../" + Path.GetFileName(uri);
var assetsFileHasher = new CssAssetsFileHasher(hashQueryStringKeyName, fileResolver, hasher);
var expectedUrl = url + "?" + hashQueryStringKeyName + "=" + hashValue;
var rewrittenUrl = assetsFileHasher.AppendFileHash(cssFilePath, url);
Assert.That(rewrittenUrl, Is.EqualTo(expectedUrl));
}
public void CanAppendFileHashToAbsoluteUriWithAnExistingQueryString()
{
var hashQueryStringKeyName = "v";
var hashValue = "hashValue";
var hasher = new StubHasher(hashValue);
var uri = Assembly.GetExecutingAssembly().CodeBase;
var cssFilePath = Path.GetDirectoryName(uri) + @"\output.css";
var url = "/" + Path.GetFileName(uri) + "?test=value";
var pathToResolveTo = Assembly.GetExecutingAssembly().Location;
var fileResolver = new StubFileResolver(pathToResolveTo);
var assetsFileHasher = new CssAssetsFileHasher(hashQueryStringKeyName, fileResolver, hasher);
var expectedUrl = url + "&" + hashQueryStringKeyName + "=" + hashValue;
var rewrittenUrl = assetsFileHasher.AppendFileHash(cssFilePath, url);
Assert.That(rewrittenUrl, Is.EqualTo(expectedUrl));
}
public void DoesNotAppendHashIfFileDoesNotExists()
{
var hashQueryStringKeyName = "v";
var fileResolver = new FileResolver();
var hasher = new StubHasher("hash");
var cssFilePath = TestUtilities.PreparePath(@"C:\somepath\output.css");
var url = "/doesnotexist.jpg";
var assetsFileHasher = new CssAssetsFileHasher(hashQueryStringKeyName, fileResolver, hasher);
var rewrittenUrl = assetsFileHasher.AppendFileHash(cssFilePath, url);
Assert.That(rewrittenUrl, Is.EqualTo(url));
}
public void DoesNotAppendHashIfFileIsRemote()
{
var hashQueryStringKeyName = "v";
var fileResolver = new FileResolver();
var hasher = new StubHasher("hash");
var cssFilePath = @"C:\somepath\output.css";
var url = "http://www.test.com/image.jpg";
var assetsFileHasher = new CssAssetsFileHasher(hashQueryStringKeyName, fileResolver, hasher);
var rewrittenUrl = assetsFileHasher.AppendFileHash(cssFilePath, url);
Assert.That(rewrittenUrl, Is.EqualTo(url));
}
private string CompressCss(string outputFilePath, List<string> files, ICssCompressor compressor, bool appendHashToAssets)
{
var outputCss = new StringBuilder();
foreach (string file in files)
{
string css;
if (file.ToLower().EndsWith(".less") || file.ToLower().EndsWith(".less.css"))
{
css = ProcessLess(file);
}
else
{
css = ReadFile(file);
}
if (processImports)
{
css = ProcessImport(css);
}
ICssAssetsFileHasher fileHasher = null;
if (appendHashToAssets)
{
var fileResolver = new FileResolver();
fileHasher = new CssAssetsFileHasher(hashQueryStringKeyName, fileResolver, hasher);
}
css = CssPathRewriter.RewriteCssPaths(outputFilePath, file, css, fileHasher);
outputCss.Append(css + "\n");
}
return compressor.CompressContent(outputCss.ToString());
}
