public async Task And_All_Fields_Valid_Then_Valid(
GetCohortQuery query,
GetCohortQueryValidator validator)
{
var result = await validator.ValidateAsync(query);
result.IsValid().Should().BeTrue();
result.ValidationDictionary.Count.Should().Be(0);
}
public async Task Then_The_Api_Is_Called_With_The_Request_And_The_Cohort_Is_Returned(
GetCohortQuery query,
GetCohortResponse apiResponse,
[Frozen] Mock <ICommitmentsV2ApiClient <CommitmentsV2ApiConfiguration> > apiClient,
GetCohortQueryHandler handler
)
{
apiClient.Setup(x => x.Get <GetCohortResponse>(It.Is <GetCohortRequest>(x => x.CohortId == query.CohortId))).ReturnsAsync(apiResponse);
var actual = await handler.Handle(query, CancellationToken.None);
actual.Should().BeEquivalentTo((GetCohortResult)apiResponse);
}
public async Task And_No_Id_Then_Invalid(
GetCohortQueryValidator validator)
{
var query = new GetCohortQuery();
var result = await validator.ValidateAsync(query);
result.IsValid().Should().BeFalse();
result.ValidationDictionary.Count.Should().Be(1);
result.ValidationDictionary
.Should().ContainKey(nameof(GetCohortQuery.CohortId))
.WhichValue.Should().Be($"{nameof(GetCohortQuery.CohortId)} has not been supplied");
}
public async Task Then_Gets_Cohort_From_CommitmentsV2_Api(
GetCohortQuery query,
GetCohortResponse apiResponse,
[Frozen] Mock <ICommitmentsV2ApiClient <CommitmentsV2ApiConfiguration> > mockApiClient,
GetCohortQueryHandler handler)
{
mockApiClient
.Setup(client => client.Get <GetCohortResponse>(It.Is <GetCohortRequest>(request => request.CohortId == query.CohortId)))
.ReturnsAsync(apiResponse);
var result = await handler.Handle(query, CancellationToken.None);
result.Cohort.Should().BeEquivalentTo(apiResponse);
}
public void ThenWillThrowExceptionIfValidationFails(
GetCohortQuery query,
[Frozen] Mock <ICommitmentService> mockCommitmentService,
[Frozen] Mock <IValidator <GetCohortQuery> > mockValidator,
GetCohortQueryHandler handler)
{
//Arrange
mockValidator.Setup(v => v.ValidateAsync(It.IsAny <GetCohortQuery>())).ReturnsAsync(new ValidationResult
{
ValidationDictionary = new Dictionary <string, string> {
{ "Error", "Test Error" }
}
});
//Act + Assert
Assert.ThrowsAsync <ValidationException>(() => handler.Handle(query, CancellationToken.None));
}
public void ThenWillThrowExceptionIfOneOccurs(
GetCohortQuery query,
Exception exception,
[Frozen] Mock <ICommitmentService> mockCommitmentService,
[Frozen] Mock <IValidator <GetCohortQuery> > mockValidator,
GetCohortQueryHandler handler)
{
//Arrange
mockValidator.Setup(v => v.ValidateAsync(It.IsAny <GetCohortQuery>()))
.ReturnsAsync(new ValidationResult {
ValidationDictionary = new Dictionary <string, string>()
});
mockCommitmentService.Setup(s => s.GetCohort(It.IsAny <long>()))
.ThrowsAsync(exception);
//Act
var actualException = Assert.ThrowsAsync <Exception>(() => handler.Handle(query, CancellationToken.None));
//Assert
Assert.AreEqual(exception, actualException);
}
public async Task ThenWillUseCorrectCohortId(
Cohort expectedCohort,
[Frozen] GetCohortQuery query,
[Frozen] Mock <ICommitmentService> mockCommitmentService,
[Frozen] Mock <IValidator <GetCohortQuery> > mockValidator,
GetCohortQueryHandler handler)
{
//Arrange
mockValidator.Setup(v => v.ValidateAsync(It.IsAny <GetCohortQuery>()))
.ReturnsAsync(new ValidationResult {
ValidationDictionary = new Dictionary <string, string>()
});
mockCommitmentService.Setup(s => s.GetCohort(It.IsAny <long>()))
.ReturnsAsync(expectedCohort);
//Act
await handler.Handle(query, CancellationToken.None);
//Assert
mockCommitmentService.Verify(s => s.GetCohort(query.CohortId), Times.Once);
}
public async Task ThenWillGetCohortFromService(
GetCohortQuery query,
Cohort expectedCohort,
[Frozen] Mock <ICommitmentService> mockCommitmentService,
[Frozen] Mock <IValidator <GetCohortQuery> > mockValidator,
GetCohortQueryHandler handler)
{
//Arrange
mockValidator.Setup(v => v.ValidateAsync(It.IsAny <GetCohortQuery>()))
.ReturnsAsync(new ValidationResult {
ValidationDictionary = new Dictionary <string, string>()
});
mockCommitmentService.Setup(s => s.GetCohort(It.IsAny <long>()))
.ReturnsAsync(expectedCohort);
//Act
var result = await handler.Handle(query, CancellationToken.None);
//Assert
Assert.AreEqual(expectedCohort, result.Cohort);
}
