public void ReloadOnChanged_GetTokenBeforeReload() { // Arrange var tokenSource1 = new CancellationTokenSource(); var tokenSource2 = new CancellationTokenSource(); var fileProvider = new MockFileProvider(); fileProvider.Cancel = tokenSource1; var configuration = new MockConfigurationRoot(); configuration.OnReload = () => Assert.Equal(2, fileProvider.WatchCount); // Act-1 configuration.ReloadOnChanged(fileProvider, "config.json"); // Assert-1 Assert.Equal(1, fileProvider.WatchCount); Assert.Equal(0, configuration.ReloadCount); // Act-2 fileProvider.Cancel = tokenSource2; tokenSource1.Cancel(); Assert.Equal(2, fileProvider.WatchCount); Assert.Equal(1, configuration.ReloadCount); }