public async Task WhenCannotAcquireToken_ThrowsInvalidOperationException()
{
// Arrange.
var tokenCache = new MockAccessTokenCache(throwOnAcquireToken: true);
// Act.
await Assert.ThrowsAsync <InvalidOperationException>(async() => {
await tokenCache.GetAsync(
MockConnectionString,
MockAccessTokenCache.DefaultCertificateData);
});
// Assert.
Assert.Equal(1, tokenCache.AcquireTokenCount);
}
public async Task WhenNoTokenInCache_AcquiresNew()
{
// Arrange.
var token1 = MockAccessTokenCache.CreateValidAccessToken();
var tokenCache = new MockAccessTokenCache(mockTokens: token1);
// Act.
var result = await tokenCache.GetAsync(
MockConnectionString,
MockAccessTokenCache.DefaultCertificateData);
// Assert.
Assert.Equal(1, tokenCache.AcquireTokenCount);
Assert.Equal("valid", result.AccessToken);
}
public async Task WhenExpiredTokenInCache_AcquiresNew()
{
// Arrange.
var token0 = MockAccessTokenCache.CreateMockAccessToken("expired", DateTimeOffset.Now);
var token1 = MockAccessTokenCache.CreateValidAccessToken();
var tokenCache = new MockAccessTokenCache(initialValue: token0, mockTokens: token1);
// Act.
var result = await tokenCache.GetAsync(
MockConnectionString,
MockAccessTokenCache.DefaultCertificateData);
// Assert.
Assert.Equal(1, tokenCache.AcquireTokenCount);
Assert.Equal("valid", result.AccessToken);
}
public async Task WhenValidTokenInCache_ReturnsExisting()
{
// Arrange.
var token0 = MockAccessTokenCache.CreateValidAccessToken();
var token1 = token0;
var tokenCache = new MockAccessTokenCache(initialValue: token0, mockTokens: token1);
// Act.
var result = await tokenCache.GetAsync(
MockConnectionString,
MockAccessTokenCache.DefaultCertificateData);
// Assert.
Assert.Equal(0, tokenCache.AcquireTokenCount);
Assert.Equal("valid", result.AccessToken);
}
public async Task WhenNearExpiredTokenInCache_AcquiresNewInBackground()
{
// Arrange.
var token0 = MockAccessTokenCache.CreateMockAccessToken("nearExpired", DateTimeOffset.Now + TimeSpan.FromMinutes(10));
var token1 = MockAccessTokenCache.CreateValidAccessToken();
var tokenCache = new MockAccessTokenCache(initialValue: token0, mockTokens: token1);
// Act.
var result = await tokenCache.GetAsync(
MockConnectionString,
MockAccessTokenCache.DefaultCertificateData);
// Assert.
Assert.Equal("nearExpired", result.AccessToken);
await Task.Delay(500);
Assert.Equal(1, tokenCache.AcquireTokenCount);
}
