public void SutShouldBeASpecimenBuilder()
{
// Arrange
var sut = new NumericRangedRequestRelay();
// Act & assert
Assert.IsAssignableFrom <ISpecimenBuilder>(sut);
}
public void SutShouldBeASpecimenBuilder()
{
// Fixture setup
var sut = new NumericRangedRequestRelay();
// Exercise system and Verify outcome
Assert.IsAssignableFrom <ISpecimenBuilder>(sut);
// Teardown
}
public void ShouldFailWithArgumentNullExceptionForNullContext()
{
// Arrange
var sut = new NumericRangedRequestRelay();
var request = new object();
ISpecimenContext nullContext = null;
// Act & assert
Assert.Throws <ArgumentNullException>(() =>
sut.Create(request, nullContext));
}
public void ShouldReturnNoResultForNonSupportedRequests(object request)
{
// Arrange
var sut = new NumericRangedRequestRelay();
var context = new DelegatingSpecimenContext();
// Act
var result = sut.Create(request, context);
// Assert
Assert.IsType <NoSpecimen>(result);
}
public void ShouldFailWithArgumentNullExceptionForNullContext()
{
// Fixture setup
var sut = new NumericRangedRequestRelay();
var request = new object();
ISpecimenContext nullContext = null;
// Exercise system and Verify outcome
Assert.Throws <ArgumentNullException>(() =>
sut.Create(request, nullContext));
// Teardown
}
public void ShouldReturnNoResultIfRangedRequestIsOfNonNumericMemberType(Type memberType)
{
// Arrange
var sut = new NumericRangedRequestRelay();
var request = new RangedRequest(memberType, typeof(int), 0, 42);
var context = new DelegatingSpecimenContext();
// Act
var result = sut.Create(request, context);
// Assert
Assert.IsType <NoSpecimen>(result);
}
public void ShouldReturnNoResultForNullRequest()
{
// Arrange
var sut = new NumericRangedRequestRelay();
object nullRequest = null;
var dummyContext = new DelegatingSpecimenContext();
// Act
var result = sut.Create(nullRequest, dummyContext);
// Assert
Assert.IsType <NoSpecimen>(result);
}
public void ShouldReturnNoResultForNonSupportedRequests(object request)
{
// Fixture setup
var sut = new NumericRangedRequestRelay();
var context = new DelegatingSpecimenContext();
// Exercise system
var result = sut.Create(request, context);
// Verify outcome
Assert.IsType <NoSpecimen>(result);
// Teardown
}
public void ShouldReturnNoResultIfRangedRequestIsOfNonNumericMemberType(Type memberType)
{
// Fixture setup
var sut = new NumericRangedRequestRelay();
var request = new RangedRequest(memberType, typeof(int), 0, 42);
var context = new DelegatingSpecimenContext();
// Exercise system
var result = sut.Create(request, context);
// Verify outcome
Assert.IsType <NoSpecimen>(result);
// Teardown
}
public void ShouldReturnNoResultForNullRequest()
{
// Fixture setup
var sut = new NumericRangedRequestRelay();
object nullRequest = null;
var dummyContext = new DelegatingSpecimenContext();
// Exercise system
var result = sut.Create(nullRequest, dummyContext);
// Verify outcome
Assert.IsType <NoSpecimen>(result);
// Teardown
}
public void ShouldFailWithMeaningfulExceptionIfUnableToCastWithoutOverflow()
{
// Arrange
var sut = new NumericRangedRequestRelay();
double overflowedValue = long.MaxValue;
var request = new RangedRequest(typeof(long), typeof(double), 0, overflowedValue);
var context = new DelegatingSpecimenContext();
// Act & assert
var ex = Assert.Throws <OverflowException>(() =>
sut.Create(request, context));
Assert.Contains("To solve the issue", ex.Message);
}
public void ShouldRelayForRangedRequestsOfNumericMemberType(Type requestType)
{
// Arrange
var sut = new NumericRangedRequestRelay();
var request = new RangedRequest(requestType, requestType, 0, 42);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
OnResolve =
r => r is RangedNumberRequest rr && rr.OperandType == requestType
? expectedResult
: new NoSpecimen()
};
// Act
var result = sut.Create(request, context);
// Assert
Assert.Equal(expectedResult, result);
}
public void ShouldConvertBoundaryToMemberType(Type memberType, object castedMin, object castedMax)
{
// Arrange
var sut = new NumericRangedRequestRelay();
var request = new RangedRequest(memberType, typeof(int), 10, 42);
var expectedResult = new object();
var expectedNestedRequest = new RangedNumberRequest(memberType, castedMin, castedMax);
var context = new DelegatingSpecimenContext
{
OnResolve =
r => r.Equals(expectedNestedRequest)
? expectedResult
: new NoSpecimen()
};
// Act
var result = sut.Create(request, context);
// Assert
Assert.Equal(expectedResult, result);
}
public void ShouldRelayForRangedRequestsOfNumericMemberType(Type requestType)
{
// Fixture setup
var sut = new NumericRangedRequestRelay();
var request = new RangedRequest(requestType, requestType, 0, 42);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
OnResolve =
r => r is RangedNumberRequest rr && rr.OperandType == requestType
? expectedResult
: new NoSpecimen()
};
// Exercise system
var result = sut.Create(request, context);
// Verify outcome
Assert.Equal(expectedResult, result);
// Teardown
}
public void ShouldConvertBoundaryToMemberType(Type memberType, object castedMin, object castedMax)
{
// Fixture setup
var sut = new NumericRangedRequestRelay();
var request = new RangedRequest(memberType, typeof(int), 10, 42);
var expectedResult = new object();
var expectedNestedRequest = new RangedNumberRequest(memberType, castedMin, castedMax);
var context = new DelegatingSpecimenContext
{
OnResolve =
r => r.Equals(expectedNestedRequest)
? expectedResult
: new NoSpecimen()
};
// Exercise system
var result = sut.Create(request, context);
// Verify outcome
Assert.Equal(expectedResult, result);
// Teardown
}
