public void CanCreateEqualityComparer()
{
//-- arrange
var typeFactoryUnderTest = CreateFactoryUnderTest();
IEqualityComparerObjectFactory objectFactoryUnderTest = typeFactoryUnderTest;
//-- act
typeFactoryUnderTest.ImplementEqualityComparer(typeof(ASimplestClass));
IEqualityComparer <ASimplestClass> comparer = objectFactoryUnderTest.GetEqualityComparer <ASimplestClass>();
//-- assert
comparer.Should().NotBeNull();
}
public void CanCompareEquality_AFlatStructWithFields(
int yNumber, string yText, string yTimeStamp, DayOfWeek yDay, bool expectedResult)
{
//-- arrange
var typeFactoryUnderTest = CreateFactoryUnderTest();
typeFactoryUnderTest.ImplementEqualityComparer(typeof(ASimplestClass));
IEqualityComparerObjectFactory objectFactoryUnderTest = typeFactoryUnderTest;
var comparer = objectFactoryUnderTest.GetEqualityComparer <AFlatStructWithFields>();
var x = new AFlatStructWithFields {
Number = 123,
Text = "ABC",
TimeStamp = new DateTime(2010, 10, 10),
Day = DayOfWeek.Saturday
};
var y = new AFlatStructWithFields {
Number = yNumber,
Text = yText,
TimeStamp = DateTime.ParseExact(yTimeStamp, "yyyy-MM-dd", CultureInfo.InvariantCulture),
Day = yDay
};
//-- act
var actualResult = comparer.Equals(x, y);
var xHashCode = comparer.GetHashCode(x);
var yHashCode = comparer.GetHashCode(y);
//-- assert
actualResult.Should().Be(expectedResult);
if (expectedResult)
{
yHashCode.Should().Be(xHashCode);
}
}
