public async Task ResolvesDiscrepanciesEmptyList()
{
// Arrange
var discrepancyService = new DiscrepancyService(
new Mock <ILogger <DiscrepancyService> >().Object,
new Mock <IDataContext>().Object,
new Mock <INotificationService>().Object,
new Mock <IConfiguration>().Object
);
// Act
var actual = await discrepancyService.ResolveDiscrepanciesAsync(new List <Discrepancy>());
// Assert
Assert.Empty(actual);
}
public async Task ResolvesDiscrepanciesAlreadyResolved()
{
// Arrange
var logger = new Mock <ILogger <DiscrepancyService> >();
var context = _serviceProvider.GetRequiredService <IDataContext>();
var discrepancyService = new DiscrepancyService(
logger.Object,
context,
new Mock <INotificationService>().Object,
new Mock <IConfiguration>().Object
);
var input = new List <Discrepancy> {
new Discrepancy {
DateFirstOffense = DateTime.UtcNow,
Type = DiscrepancyType.GapInData,
MetricSource = "the-source-1",
MetricType = Metrics.CpuLoad,
Resolved = true
},
new Discrepancy {
DateFirstOffense = DateTime.UtcNow,
Type = DiscrepancyType.GapInData,
MetricSource = "the-source-2",
MetricType = Metrics.CpuLoad,
Resolved = true
}
};
// Act
var actual = await discrepancyService.ResolveDiscrepanciesAsync(input);
// Assert
Assert.Equal(input, actual);
logger
.Verify(
log => log.Log(
LogLevel.Warning,
It.IsAny <EventId>(),
It.IsAny <FormattedLogValues>(),
It.IsAny <Exception>(),
It.IsAny <Func <object, Exception, string> >()
),
Times.Exactly(2)
);
}
public async Task ResolvesDiscrepancies()
{
// Arrange
var input = new List <Discrepancy> {
new Discrepancy {
DateFirstOffense = DateTime.UtcNow.AddMinutes(-2),
Type = DiscrepancyType.GapInData,
MetricSource = "the-source-1",
MetricType = Metrics.CpuLoad,
}
};
var notifications = new Mock <INotificationService>();
var context = _serviceProvider.GetRequiredService <IDataContext>();
await context.Discrepancies.AddRangeAsync(input);
await context.SaveChangesAsync();
var discrepancyService = new DiscrepancyService(
new Mock <ILogger <DiscrepancyService> >().Object,
context,
notifications.Object,
new Mock <IConfiguration>().Object
);
// Act
var actual = await discrepancyService.ResolveDiscrepanciesAsync(input);
// Assert
Assert.True(actual.First().Resolved);
Assert.InRange(actual.First().DateResolved, DateTime.UtcNow.AddMinutes(-1), DateTime.UtcNow.AddMinutes(1));
Assert.True(await context.Discrepancies.AnyAsync(d => d.Resolved));
notifications
.Verify(
notif => notif
.ScheduleNotificationAsync(
It.Is <string>(msg => msg.Contains("resolve", StringComparison.OrdinalIgnoreCase)),
NotificationSeverity.High
)
);
}
