public async Task AutoPollConfigService_GetConfigAsync_WithTimer_ShouldInvokeFetchAndCacheSetAndCacheGet2x()
{
// Arrange
var wd = new ManualResetEventSlim(false);
this.cacheMock
.Setup(m => m.GetAsync(It.IsAny <string>(), CancellationToken.None))
.ReturnsAsync(cachedPc);
this.fetcherMock
.Setup(m => m.Fetch(cachedPc))
.Returns(Task.FromResult(fetchedPc));
this.cacheMock
.Setup(m => m.SetAsync(It.IsAny <string>(), fetchedPc))
.Callback(() => wd.Set())
.Returns(Task.FromResult(0));
var service = new AutoPollConfigService(
fetcherMock.Object,
new CacheParameters {
ConfigCache = cacheMock.Object
},
TimeSpan.FromMinutes(1),
TimeSpan.Zero,
loggerMock.Object,
true);
// Act
wd.Wait(TimeSpan.FromMinutes(1));
await service.GetConfigAsync();
service.Dispose();
// Assert
this.cacheMock.Verify(m => m.GetAsync(It.IsAny <string>(), CancellationToken.None), Times.Exactly(2));
this.cacheMock.Verify(m => m.SetAsync(It.IsAny <string>(), fetchedPc), Times.Once);
this.fetcherMock.Verify(m => m.Fetch(cachedPc), Times.Once);
}
public async Task AutoPollConfigService_GetConfigAsync_WithoutTimerWithCachedConfig_ShouldInvokeCacheGet1xAndSetNeverFetchNever()
{
// Arrange
var localPc = cachedPc;
this.cacheMock
.Setup(m => m.GetAsync(It.IsAny <string>(), CancellationToken.None))
.ReturnsAsync(localPc);
this.fetcherMock
.Setup(m => m.Fetch(localPc))
.Returns(Task.FromResult(fetchedPc));
this.cacheMock
.Setup(m => m.SetAsync(It.IsAny <string>(), fetchedPc))
.Callback(() => localPc = fetchedPc)
.Returns(Task.CompletedTask);
var service = new AutoPollConfigService(
fetcherMock.Object,
new CacheParameters {
ConfigCache = cacheMock.Object
},
TimeSpan.FromMinutes(1),
TimeSpan.FromMinutes(1),
loggerMock.Object,
false);
// Act
await service.GetConfigAsync();
// Assert
this.cacheMock.Verify(m => m.GetAsync(It.IsAny <string>(), CancellationToken.None), Times.Once);
this.cacheMock.Verify(m => m.SetAsync(It.IsAny <string>(), fetchedPc), Times.Never);
this.fetcherMock.Verify(m => m.Fetch(cachedPc), Times.Never);
}
public async Task AutoPollConfigService_GetConfigAsync_WithTimer_ShouldInvokeFetchAndCacheSetAndCacheGet2x()
{
// Arrange
var wd = new ManualResetEventSlim(false);
this.cacheMock
.Setup(m => m.Get())
.Returns(cachedPc);
this.fetcherMock
.Setup(m => m.Fetch(cachedPc))
.Returns(Task.FromResult(fetchedPc));
this.cacheMock
.Setup(m => m.Set(fetchedPc))
.Callback(() => wd.Set());
var service = new AutoPollConfigService(
fetcherMock.Object,
cacheMock.Object,
TimeSpan.FromMinutes(1),
TimeSpan.Zero,
logFactoryMock.Object,
true);
// Act
wd.Wait(TimeSpan.FromMinutes(1));
await service.GetConfigAsync();
// Assert
this.cacheMock.Verify(m => m.Get(), Times.Exactly(2));
this.cacheMock.Verify(m => m.Set(fetchedPc), Times.Once);
this.fetcherMock.Verify(m => m.Fetch(cachedPc), Times.Once);
}
public async Task AutoPollConfigService_GetConfigAsync_WithoutTimer_ShouldInvokeFetchAndCacheSetAndCacheGet2x()
{
// Arrange
var localPc = cachedPc;
this.cacheMock
.Setup(m => m.Get())
.Returns(localPc);
this.fetcherMock
.Setup(m => m.Fetch(localPc))
.Returns(Task.FromResult(fetchedPc));
this.cacheMock
.Setup(m => m.Set(fetchedPc))
.Callback(() => localPc = fetchedPc);
var service = new AutoPollConfigService(
fetcherMock.Object,
cacheMock.Object,
TimeSpan.FromMinutes(1),
TimeSpan.FromMinutes(1),
logFactoryMock.Object,
false);
// Act
await service.GetConfigAsync();
// Assert
this.cacheMock.Verify(m => m.Get(), Times.Exactly(2));
this.cacheMock.Verify(m => m.Set(fetchedPc), Times.Once);
this.fetcherMock.Verify(m => m.Fetch(cachedPc), Times.Once);
}
