public void RequestForEnumTypeReturnsResultAsString(
Type enumType, int requestCount, string expectedResult)
{
// Arrange
var enumDataTypeAttribute = new EnumDataTypeAttribute(enumType);
var providedAttribute = new ProvidedAttribute(enumDataTypeAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var dummyContext = new DelegatingSpecimenContext();
var sut = new EnumDataTypeAttributeRelay
{
RequestMemberTypeResolver = new DelegatingRequestMemberTypeResolver
{
OnTryGetMemberType = _ => typeof(string)
}
};
// Act
var result = Enumerable
.Repeat <Func <object> >(() => sut.Create(request, dummyContext), requestCount)
.Select(f => f()).ToArray().Last();
// Assert
Assert.Equal(expectedResult, result);
}
public void CanCorrectlyInterleaveDifferentEnumTypes(Type enumType, string expectedResult)
{
// Arrange
var enumDataTypeAttribute = new EnumDataTypeAttribute(enumType);
var providedAttribute = new ProvidedAttribute(enumDataTypeAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var dummyContext = new DelegatingSpecimenContext();
var sut = new EnumDataTypeAttributeRelay
{
RequestMemberTypeResolver = new DelegatingRequestMemberTypeResolver
{
OnTryGetMemberType = _ => typeof(string)
}
};
var triStateEnumDataTypeAttribute = new EnumDataTypeAttribute(typeof(TriState));
var triStateProvidedAttribute = new ProvidedAttribute(triStateEnumDataTypeAttribute, true);
var dayOfWeekEnumDataTypeAttribute = new EnumDataTypeAttribute(typeof(DayOfWeek));
var dayOfWeekProvidedAttribute = new ProvidedAttribute(dayOfWeekEnumDataTypeAttribute, true);
sut.Create(new FakeMemberInfo(triStateProvidedAttribute), dummyContext);
sut.Create(new FakeMemberInfo(triStateProvidedAttribute), dummyContext);
sut.Create(new FakeMemberInfo(dayOfWeekProvidedAttribute), dummyContext);
// Act
var result = sut.Create(request, dummyContext);
// Assert
Assert.Equal(expectedResult, result);
}
public void CreateWithRangeAttributeRequestReturnsCorrectResult(Type type, object minimum, object maximum)
{
// Fixture setup
var rangeAttribute = new RangeAttribute(type, minimum.ToString(), maximum.ToString());
var providedAttribute = new ProvidedAttribute(rangeAttribute, true);
ICustomAttributeProvider request = new FakeCustomAttributeProvider(providedAttribute);
Type conversionType = rangeAttribute.OperandType;
var expectedRequest = new RangedNumberRequest(
conversionType,
Convert.ChangeType(rangeAttribute.Minimum, conversionType, CultureInfo.CurrentCulture),
Convert.ChangeType(rangeAttribute.Maximum, conversionType, CultureInfo.CurrentCulture)
);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
OnResolve = r => expectedRequest.Equals(r) ? expectedResult : new NoSpecimen(r)
};
var sut = new RangeAttributeRelay();
// Exercise system
var result = sut.Create(request, context);
// Verify outcome
Assert.Equal(expectedResult, result);
// Teardown
}
public void ReturnsNoSpecimenWhenEnumGeneratorReturnsNoSpecimen(Type enumType)
{
// Arrange
var enumDataTypeAttribute = new EnumDataTypeAttribute(enumType);
var providedAttribute = new ProvidedAttribute(enumDataTypeAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var enumGenerator = new DelegatingSpecimenBuilder
{
OnCreate = (_, _) => new NoSpecimen()
};
var sut = new EnumDataTypeAttributeRelay(enumGenerator);
// Act
var actual = sut.Create(request, null);
// Assert
Assert.IsType <NoSpecimen>(actual);
}
public void CreateWithRegularExpressionAttributeRequestReturnsCorrectResult(string pattern)
{
// Arrange
var regularExpressionAttribute = new RegularExpressionAttribute(pattern);
var providedAttribute = new ProvidedAttribute(regularExpressionAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var expectedRequest = new RegularExpressionRequest(regularExpressionAttribute.Pattern);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
OnResolve = r => expectedRequest.Equals(r) ? expectedResult : new NoSpecimen()
};
var sut = new RegularExpressionAttributeRelay();
// Act
var result = sut.Create(request, context);
// Assert
Assert.Equal(expectedResult, result);
}
public void CreateWithConstrainedStringRequestReturnsCorrectResult(int maximum)
{
// Arrange
var stringLengthAttribute = new StringLengthAttribute(maximum);
var providedAttribute = new ProvidedAttribute(stringLengthAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var expectedRequest = new ConstrainedStringRequest(stringLengthAttribute.MaximumLength);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
OnResolve = r => expectedRequest.Equals(r) ? expectedResult : new NoSpecimen()
};
var sut = new StringLengthAttributeRelay();
// Act
var result = sut.Create(request, context);
// Assert
Assert.Equal(expectedResult, result);
}
public void RequestForEnumWithNoValuesThrows()
{
// Arrange
var enumDataTypeAttribute = new EnumDataTypeAttribute(typeof(EmptyEnum));
var providedAttribute = new ProvidedAttribute(enumDataTypeAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var dummyContext = new DelegatingSpecimenContext();
var sut = new EnumDataTypeAttributeRelay
{
RequestMemberTypeResolver = new DelegatingRequestMemberTypeResolver
{
OnTryGetMemberType = _ => typeof(string)
}
};
// Act & assert
Assert.Throws <ObjectCreationException>(() => sut.Create(request, dummyContext));
}
public void CreateWithRegularExpressionAttributeRequestReturnsCorrectResult(string pattern)
{
// Fixture setup
var regularExpressionAttribute = new RegularExpressionAttribute(pattern);
var providedAttribute = new ProvidedAttribute(regularExpressionAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var expectedRequest = new RegularExpressionRequest(regularExpressionAttribute.Pattern);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
OnResolve = r => expectedRequest.Equals(r) ? expectedResult : new NoSpecimen()
};
var sut = new RegularExpressionAttributeRelay();
// Exercise system
var result = sut.Create(request, context);
// Verify outcome
Assert.Equal(expectedResult, result);
// Teardown
}
public void ReturnsNoSpecimenWhenResolverReturnsNoSpecimen(Type enumType)
{
// Arrange
var enumDataTypeAttribute = new EnumDataTypeAttribute(enumType);
var providedAttribute = new ProvidedAttribute(enumDataTypeAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var sut = new EnumDataTypeAttributeRelay
{
RequestMemberTypeResolver = new DelegatingRequestMemberTypeResolver
{
OnTryGetMemberType = _ => null
}
};
// Act
var actual = sut.Create(request, null);
// Assert
Assert.IsType <NoSpecimen>(actual);
}
public void CreateWithConstrainedStringRequestReturnsCorrectResult(int maximum)
{
// Fixture setup
var stringLengthAttribute = new StringLengthAttribute(maximum);
var providedAttribute = new ProvidedAttribute(stringLengthAttribute, true);
ICustomAttributeProvider request = new FakeCustomAttributeProvider(providedAttribute);
var expectedRequest = new ConstrainedStringRequest(stringLengthAttribute.MaximumLength);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
OnResolve = r => expectedRequest.Equals(r) ? expectedResult : new NoSpecimen(r)
};
var sut = new StringLengthAttributeRelay();
// Exercise system
var result = sut.Create(request, context);
// Verify outcome
Assert.Equal(expectedResult, result);
// Teardown
}
public void CreateWithRangeAttributeRequestReturnsCorrectResult(Type type, object minimum, object maximum)
{
// Arrange
var rangeAttribute = new RangeAttribute(type, minimum.ToString(), maximum.ToString());
var providedAttribute = new ProvidedAttribute(rangeAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
Type conversionType = rangeAttribute.OperandType;
var expectedRequest = new RangedRequest(conversionType, conversionType, rangeAttribute.Minimum,
rangeAttribute.Maximum);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
OnResolve = r => expectedRequest.Equals(r) ? expectedResult : new NoSpecimen()
};
var sut = new RangeAttributeRelay();
// Act
var result = sut.Create(request, context);
// Assert
Assert.Equal(expectedResult, result);
}
public void RequestReturnsExpectedResultForEnumMemberType(Type enumType, Type memberType, object expectedResult)
{
// Arrange
var enumDataTypeAttribute = new EnumDataTypeAttribute(enumType);
var providedAttribute = new ProvidedAttribute(enumDataTypeAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var dummyContext = new DelegatingSpecimenContext();
var sut = new EnumDataTypeAttributeRelay
{
RequestMemberTypeResolver = new DelegatingRequestMemberTypeResolver
{
OnTryGetMemberType = _ => memberType
}
};
// Act
var actual = sut.Create(request, dummyContext);
// Assert
Assert.Equal(expectedResult, actual);
}
public void ReturnsNoSpecimenResultForCustomClassMemberType(Type enumType, Type memberType)
{
// Arrange
var enumDataTypeAttribute = new EnumDataTypeAttribute(enumType);
var providedAttribute = new ProvidedAttribute(enumDataTypeAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var dummyContext = new DelegatingSpecimenContext();
var sut = new EnumDataTypeAttributeRelay
{
RequestMemberTypeResolver = new DelegatingRequestMemberTypeResolver
{
OnTryGetMemberType = _ => memberType
}
};
// Act
var actual = sut.Create(request, dummyContext);
// Assert
Assert.IsType <NoSpecimen>(actual);
}
public void RequestReturnsCorrectTypeForDifferentMemberTypes(
Type enumType, Type memberType)
{
// Arrange
var enumDataTypeAttribute = new EnumDataTypeAttribute(enumType);
var providedAttribute = new ProvidedAttribute(enumDataTypeAttribute, true);
var request = new FakeMemberInfo(providedAttribute);
var dummyContext = new DelegatingSpecimenContext();
var sut = new EnumDataTypeAttributeRelay
{
RequestMemberTypeResolver = new DelegatingRequestMemberTypeResolver
{
OnTryGetMemberType = _ => memberType
}
};
// Act
var result = sut.Create(request, dummyContext);
// Assert
Assert.IsType(memberType, result);
}
public void CreateWithRegularExpressionAttributeRequestReturnsCorrectResult(string pattern)
{
// Fixture setup
var regularExpressionAttribute = new RegularExpressionAttribute(pattern);
var providedAttribute = new ProvidedAttribute(regularExpressionAttribute, true);
ICustomAttributeProvider request = new FakeCustomAttributeProvider(providedAttribute);
var expectedRequest = new RegularExpressionRequest(regularExpressionAttribute.Pattern);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
#pragma warning disable 618
OnResolve = r => expectedRequest.Equals(r) ? expectedResult : new NoSpecimen(r)
#pragma warning restore 618
};
var sut = new RegularExpressionAttributeRelay();
// Exercise system
var result = sut.Create(request, context);
// Verify outcome
Assert.Equal(expectedResult, result);
// Teardown
}
public void CreateWithRangeAttributeRequestReturnsCorrectResult(Type type, object minimum, object maximum)
{
// Fixture setup
var rangeAttribute = new RangeAttribute(type, minimum.ToString(), maximum.ToString());
var providedAttribute = new ProvidedAttribute(rangeAttribute, true);
ICustomAttributeProvider request = new FakeCustomAttributeProvider(providedAttribute);
Type conversionType = rangeAttribute.OperandType;
var expectedRequest = new RangedNumberRequest(
conversionType,
Convert.ChangeType(rangeAttribute.Minimum, conversionType, CultureInfo.CurrentCulture),
Convert.ChangeType(rangeAttribute.Maximum, conversionType, CultureInfo.CurrentCulture)
);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
#pragma warning disable 618
OnResolve = r => expectedRequest.Equals(r) ? expectedResult : new NoSpecimen(r)
#pragma warning restore 618
};
var sut = new RangeAttributeRelay();
// Exercise system
var result = sut.Create(request, context);
// Verify outcome
Assert.Equal(expectedResult, result);
// Teardown
}
public void CreateWithConstrainedStringRequestReturnsCorrectResult(int maximum)
{
// Fixture setup
var stringLengthAttribute = new StringLengthAttribute(maximum);
var providedAttribute = new ProvidedAttribute(stringLengthAttribute, true);
ICustomAttributeProvider request = new FakeCustomAttributeProvider(providedAttribute);
var expectedRequest = new ConstrainedStringRequest(stringLengthAttribute.MaximumLength);
var expectedResult = new object();
var context = new DelegatingSpecimenContext
{
#pragma warning disable 618
OnResolve = r => expectedRequest.Equals(r) ? expectedResult : new NoSpecimen(r)
#pragma warning restore 618
};
var sut = new StringLengthAttributeRelay();
// Exercise system
var result = sut.Create(request, context);
// Verify outcome
Assert.Equal(expectedResult, result);
// Teardown
}