public FeatureCompilerResult Get(FeatureMetadata feature)
{
var cacheKey = GetCacheKey(feature);
_cachedResults.TryGetValue(cacheKey, out var cacheItem);
return(cacheItem);
}
public void Remove(FeatureMetadata feature)
{
var featureAssemblyRegex = new Regex(@$ "{feature.Name}.\w+-\w+\-\w+\-\w+\-\w+");
var parts = _appPartManager.ApplicationParts
.OfType <AssemblyPart>()
.Where(x => featureAssemblyRegex.IsMatch(x.Name))
.ToArray();
foreach (var part in parts)
{
_logger.LogDebug($"Removing assembly '{part.Assembly.FullName}' from ApplicationPartManager.");
_appPartManager.ApplicationParts.Remove(part);
}
}
public string GetChecksum(FeatureMetadata metadata)
{
var sb = new StringBuilder();
using var md5 = MD5.Create();
foreach (var filePath in Directory.GetFiles(metadata.FeaturePath, "*.cs", SearchOption.AllDirectories))
{
using var stream = File.OpenRead(filePath);
var hash = md5.ComputeHash(stream);
var value = BitConverter.ToString(hash).Replace("-", string.Empty);
sb.Append(value);
}
return(sb.ToString());
}
public (FeatureCompilerResult, bool hasUpdated) GetOrUpdate(FeatureMetadata feature)
{
var cacheKey = GetCacheKey(feature);
_cachedResults.TryGetValue(cacheKey, out var cacheItem);
if (cacheItem != null && IsUpToDate(feature, cacheItem))
{
return(cacheItem, false);
}
var checksum = _checksumGenerator.GetChecksum(feature);
var sw = Stopwatch.StartNew();
var newItem = _compiler.Compile(feature.Name, feature.FeaturePath, checksum);
sw.Stop();
_logger.LogInformation($"Feature '{feature.Name}' compiled in {sw.ElapsedMilliseconds}ms.");
_cachedResults.AddOrUpdate(cacheKey, newItem, (key, oldValue) => newItem);
return(newItem, true);
}
public void Test1()
{
CodeDomProvider codeProvider = new VBCodeProvider();
var specFlowGherkinParserFactory = new SpecFlowGherkinParserFactory();
var parser = specFlowGherkinParserFactory.Create(new CultureInfo("en-gb"));
SpecFlowDocument document;
using (Stream stream = typeof(TestClassGeneratorTests).Assembly.GetManifestResourceStream("PB.SpecFlowMaster.Tests.SpecFlowTarget.feature.txt"))
using (StreamReader reader = new StreamReader(stream))
{
document = parser.Parse(reader,
Path.Combine(TestContext.CurrentContext.TestDirectory, @"SpecFlowTarget.feature.txt"));
}
var codeNamespace = new CodeNamespace();
var testClass = new CodeTypeDeclaration("FeatureTest");
codeNamespace.Types.Add(testClass);
var context = new TestClassGenerationContext(
unitTestGeneratorProvider: new NUnit3TestGeneratorProvider(new CodeDomHelper(codeProvider)),
document: document,
ns: codeNamespace,
testClass: testClass,
testRunnerField: null,
testClassInitializeMethod: null,
testClassCleanupMethod: null,
testInitializeMethod: null,
testCleanupMethod: null,
scenarioInitializeMethod: null,
scenarioStartMethod: null,
scenarioCleanupMethod: null,
featureBackgroundMethod: null,
generateRowTests: false
);
var objectContainer = new ObjectContainer();
objectContainer.RegisterInstanceAs(new FeatureMetadataProvider());
objectContainer.Resolve <FeatureMetadataProvider>()[context.Document] =
FeatureMetadata.GetFeatureMetadata(context.Document);
var target = new MasterClassGenerator(
objectContainer,
MasterClassGenerator.CreateContextFromOriginContext(context, context.UnitTestGeneratorProvider),
new CodeDomHelper(codeProvider));
target.Generate();
using (var outputWriter = new StringWriter())
{
using (codeProvider)
{
var options = new CodeGeneratorOptions
{
BracingStyle = "C",
};
codeProvider.GenerateCodeFromNamespace(codeNamespace, outputWriter, options);
outputWriter.Flush();
var generatedTestCode = outputWriter.ToString();
}
}
}
private bool IsUpToDate(FeatureMetadata feature, FeatureCompilerResult cacheItem)
{
var checksum = _checksumGenerator.GetChecksum(feature);
return(checksum.Equals(cacheItem.Checksum));
}
private string GetCacheKey(FeatureMetadata feature) => feature.Name.ToLower();
