public void TryPutToCache_VerifySuccess(bool expected)
{
// Arrange
FunctionDataCacheKey key = CreateFunctionDataCacheKey();
bool isIncrementActiveRefs = true;
Mock <SharedMemoryMetadata> sharedMemMetaMock = CreateMockSharedMemoryMetadata();
SharedMemoryMetadata sharedMemMeta = sharedMemMetaMock.Object;
Mock <IFunctionDataCache> cacheMock = CreateMockFunctionDataCache();
cacheMock
.Setup(c => c.TryPut(key, sharedMemMeta, isIncrementActiveRefs, false))
.Returns(expected)
.Verifiable();
IFunctionDataCache cache = cacheMock.Object;
Mock <Stream> blobStreamMock = CreateMockBlobStream();
Stream blobStream = blobStreamMock.Object;
CacheableReadBlob cacheableReadBlob = CreateProductUnderTest(key, blobStream, cache);
// Act
bool result = cacheableReadBlob.TryPutToCache(sharedMemMeta, isIncrementActiveRefs);
// Assert
Assert.AreEqual(expected, result);
cacheMock.Verify();
}
public void CreateCacheableReadBlob_IsCacheMiss()
{
// Arrange
FunctionDataCacheKey key = CreateFunctionDataCacheKey();
Mock <IFunctionDataCache> cacheMock = CreateMockFunctionDataCache();
IFunctionDataCache cache = cacheMock.Object;
Mock <Stream> blobStreamMock = CreateMockBlobStream();
Stream blobStream = blobStreamMock.Object;
CacheableReadBlob cacheableReadBlob = CreateProductUnderTest(key, blobStream, cache);
// Act
bool isCacheHit = cacheableReadBlob.IsCacheHit;
// Assert
Assert.False(isCacheHit);
}
public void CreateCacheableReadBlob_IsCacheHit()
{
// Arrange
FunctionDataCacheKey key = CreateFunctionDataCacheKey();
Mock <IFunctionDataCache> cacheMock = CreateMockFunctionDataCache();
IFunctionDataCache cache = cacheMock.Object;
Mock <SharedMemoryMetadata> sharedMemMetaMock = CreateMockSharedMemoryMetadata();
SharedMemoryMetadata sharedMemMeta = sharedMemMetaMock.Object;
CacheableReadBlob cacheableReadBlob = CreateProductUnderTest(key, sharedMemMeta, cache);
// Act
bool isCacheHit = cacheableReadBlob.IsCacheHit;
// Assert
Assert.True(isCacheHit);
}
public void TryPutToCacheAlreadyCached_VerifyFailure()
{
// Arrange
FunctionDataCacheKey key = CreateFunctionDataCacheKey();
bool isIncrementActiveRefs = true;
Mock <IFunctionDataCache> cacheMock = CreateMockFunctionDataCache();
cacheMock
.Setup(c => c.TryPut(key, It.IsAny <SharedMemoryMetadata>(), isIncrementActiveRefs, false))
.Throws(new Exception("This should not be called"));
IFunctionDataCache cache = cacheMock.Object;
Mock <SharedMemoryMetadata> sharedMemMetaMock = CreateMockSharedMemoryMetadata();
SharedMemoryMetadata sharedMemMeta = sharedMemMetaMock.Object;
CacheableReadBlob cacheableReadBlob = CreateProductUnderTest(key, sharedMemMeta, cache);
// Act
bool result = cacheableReadBlob.TryPutToCache(sharedMemMeta, isIncrementActiveRefs);
// Assert
Assert.IsFalse(result);
}
public void CacheHit_Dispose_VerifyCacheRefCountDecremented()
{
// Arrange
FunctionDataCacheKey key = CreateFunctionDataCacheKey();
Mock <SharedMemoryMetadata> sharedMemMetaMock = CreateMockSharedMemoryMetadata();
SharedMemoryMetadata sharedMemMeta = sharedMemMetaMock.Object;
Mock <IFunctionDataCache> cacheMock = CreateMockFunctionDataCache();
cacheMock
.Setup(c => c.DecrementActiveReference(key))
.Verifiable();
IFunctionDataCache cache = cacheMock.Object;
CacheableReadBlob cacheableReadBlob = CreateProductUnderTest(key, sharedMemMeta, cache);
// Act
cacheableReadBlob.Dispose();
// Assert
// This will ensure that the appropriate method was called on the cache
cacheMock.Verify();
}
public void CacheMiss_Dispose_VerifyBlobStreamDisposed()
{
// Arrange
FunctionDataCacheKey key = CreateFunctionDataCacheKey();
Mock <IFunctionDataCache> cacheMock = CreateMockFunctionDataCache();
IFunctionDataCache cache = cacheMock.Object;
Mock <SharedMemoryMetadata> sharedMemMetaMock = CreateMockSharedMemoryMetadata();
SharedMemoryMetadata sharedMemMeta = sharedMemMetaMock.Object;
Mock <Stream> blobStreamMock = CreateMockBlobStream();
blobStreamMock
.Setup(s => s.Close()) // Close is called internally when Stream is Disposed
.Verifiable();
Stream blobStream = blobStreamMock.Object;
CacheableReadBlob cacheableReadBlob = CreateProductUnderTest(key, blobStream, cache);
// Act
cacheableReadBlob.Dispose();
// Assert
// This will ensure that the appropriate method was called on the stream
blobStreamMock.Verify();
}
public void CacheMiss_Dispose_VerifyCacheRefCountNotDecremented()
{
// Arrange
FunctionDataCacheKey key = CreateFunctionDataCacheKey();
Mock <IFunctionDataCache> cacheMock = CreateMockFunctionDataCache();
cacheMock
.Setup(c => c.DecrementActiveReference(key))
.Throws(new Exception("This should not be called"));
IFunctionDataCache cache = cacheMock.Object;
Mock <Stream> blobStreamMock = CreateMockBlobStream();
blobStreamMock
.Setup(s => s.Close())
.Verifiable();
Stream blobStream = blobStreamMock.Object;
CacheableReadBlob cacheableReadBlob = CreateProductUnderTest(key, blobStream, cache);
// Act
cacheableReadBlob.Dispose();
// Assert
// If the wrong method was called, an exception would have been thrown
}
