public void GetTypeCode_should_MimicSystem()
{
var anyTicks = 43;
var expected = new System.DateTime(anyTicks).GetTypeCode();
// Act.
var res = new Abstractions.DateTime(anyTicks).GetTypeCode();
// Assert.
res.Should().Be(expected);
}
public void ToBinary_should_MimicSystem()
{
var anyTicks = 424242;
var expected = new System.DateTime(anyTicks).ToBinary();
// Act.
var res = new Abstractions.DateTime(anyTicks).ToBinary();
// Assert.
Assert.Equal(expected, res);
}
public void ToLocalTime_should_MimicSystem()
{
var anyTicks = new System.DateTime(2019, 10, 06).Ticks;
var expected = new System.DateTime(anyTicks).ToLocalTime();
// Act.
var res = new Abstractions.DateTime(anyTicks).ToLocalTime();
// Assert.
AssertEquals(expected, res);
}
public void ToShortTimeString_MimicSystem()
{
var anyTicks = 1234;
var expected = new System.DateTime(anyTicks).ToShortTimeString();
// Act.
var res = new Abstractions.DateTime(anyTicks).ToShortTimeString();
// Assert.
res.Should().Be(expected);
}
public void GetHashCode_Should_MimicSystem()
{
var anyTicks = 42;
var expected = (new System.DateTime(anyTicks)).GetHashCode();
// Act.
var actual = new Abstractions.DateTime(anyTicks).GetHashCode();
// Assert.
actual.Should().Be(expected);
}
public void IsDaylightSavingTime_should_MimicSystem()
{
var anyTicks = 43;
var expected = new System.DateTime(anyTicks).IsDaylightSavingTime();
// Act.
var res = new Abstractions.DateTime(anyTicks).IsDaylightSavingTime();
// Assert.
res.Should().Be(expected);
}
public void Constructor_Ticks_ShouldCreate()
{
// # Arrange.
var anyTicks = AnyTicks();
var systemDateTime = new System.DateTime(anyTicks);
// # Act.
var res = new Abstractions.DateTime(anyTicks);
// # Assert.
AssertEquals(systemDateTime, res);
}
public void AddOperator_MimicSystem()
{
var anyDateTimeTicks = 334455;
var anyTimeSpanTicks = 223344;
var expected = new System.DateTime(anyDateTimeTicks) + new System.TimeSpan(anyTimeSpanTicks);
// # Act.
var res = new Abstractions.DateTime(anyDateTimeTicks) + new Abstractions.TimeSpan(anyTimeSpanTicks);
// # Assert.
AssertEquals(expected, res);
}
public void SubtractDateTimeDateTimeOperator_MimicSystem()
{
var anyDateTimeFirstTicks = 334455;
var anyDateTimeSecondTicks = 223344;
var expected = new System.DateTime(anyDateTimeFirstTicks) - new System.DateTime(anyDateTimeSecondTicks);
// # Act.
var res = new Abstractions.DateTime(anyDateTimeFirstTicks) - new Abstractions.DateTime(anyDateTimeSecondTicks);
// # Assert.
AssertEquals(expected, res);
}
public void ToAbstractionsDateTimeShouldConvert()
{
var anyTicks = 637126222737764398;
var anyKind = System.DateTimeKind.Local;
var expected = new Abstractions.DateTime(anyTicks, anyKind);
// Act.
var actual = new System.DateTime(anyTicks, anyKind).ToAbstractionsDateTime();
// Assert.
actual.Should().Be(expected);
}
public void CompareToObject_Should_ThrowForNonDateTimeArgument()
{
object nonDate = "2019-09-26 18:47:48";
var date = new Abstractions.DateTime(1);
// Act.
var res = Record.Exception(() =>
{
date.CompareTo(nonDate);
});
res.Should().BeOfType<System.ArgumentException>();
}
public void GetDateTimeFormatsChar_should_ThrowExceptions()
{
var anyDate = new Abstractions.DateTime(2009, 7, 28, 5, 23, 15);
// Act.
// Use an invalid format.
var res = Record.Exception(() =>
{
anyDate.GetDateTimeFormats('a');
});
res.Should().BeOfType<System.FormatException>();
}
public void SubtractTimeSpan_should_MimicSystem()
{
var anyLargerTicks = 1234;
var anyLesserTicks = 34;
var expected = new System.DateTime(anyLargerTicks)
.Subtract(new System.TimeSpan(anyLesserTicks));
// Act.
var result = new Abstractions.DateTime(anyLargerTicks)
.Subtract(new Abstractions.TimeSpan(anyLesserTicks));
// Assert.
result.Should().Be(expected);
}
public void SubtractDateTime_should_MimicSystem()
{
var anyLargerTicks = 1234;
var anyLesserTicks = 34;
var expected = new System.DateTime(anyLargerTicks)
.Subtract(new System.DateTime(anyLesserTicks));
// Act.
var result = new Abstractions.DateTime(anyLargerTicks)
.Subtract(new Abstractions.DateTime(anyLesserTicks));
// Assert.
AssertEquals(expected, result);
}
public void ToString_MimicSystem()
{
// Warning: This test reacts to the current culture and may change between environments.
var anyTicks = 123456;
var systemDateTime = new System.DateTime(anyTicks);
var sut = new Abstractions.DateTime(anyTicks);
var expected = systemDateTime.ToString();
// Act.
var res = sut.ToString();
// Assert.
res.Should().Be(expected);
}
public void GetDateTimeFormats_should_MimicSystem()
{
var anyDate = new Abstractions.DateTime(2009, 7, 28, 5, 23, 15);
var anySystemDate = new System.DateTime(anyDate.Ticks, anyDate.Kind);
var expectedResult = anySystemDate.GetDateTimeFormats();
// We cannot check for the exact result because it depends on the environment.
// Act.
var res = anyDate.GetDateTimeFormats();
// Assert.
res.Should().Equal(expectedResult);
}
public void ToUniversalTime_MimicSystem()
{
var anyTicks = 123456;
var anyDateTimeKindExceptUtc = System.DateTimeKind.Local;
var systemDateTime = new System.DateTime(anyTicks, anyDateTimeKindExceptUtc);
var sut = new Abstractions.DateTime(anyTicks, anyDateTimeKindExceptUtc);
var expected = systemDateTime.ToUniversalTime();
// Act.
var res = sut.ToUniversalTime();
// Assert.
res.Should().Be(expected);
}
public void GetDateTimeFormatsCharIFormatProvider_should_ThrowExceptions()
{
var anyDate = new Abstractions.DateTime(2009, 7, 28, 5, 23, 15);
System.IFormatProvider culture = new CultureInfo("fr-FR", true);
// Act.
// Use an invalid format.
var res = Record.Exception(() =>
{
anyDate.GetDateTimeFormats('a', culture);
});
res.Should().BeOfType<System.FormatException>();
}
public void ToStringIFormatProvider_MimicSystem()
{
var anyTicks = 123456;
System.IFormatProvider culture = new CultureInfo("fr-FR", true);
var systemDateTime = new System.DateTime(anyTicks);
var sut = new Abstractions.DateTime(anyTicks);
var expected = systemDateTime.ToString(culture);
// Act.
var res = sut.ToString(culture);
// Assert.
res.Should().Be(expected);
}
public void ToStringString_MimicSystem()
{
var anyTicks = 123456;
var anyFormat = "u";
var systemDateTime = new System.DateTime(anyTicks);
var sut = new Abstractions.DateTime(anyTicks);
var expected = systemDateTime.ToString(anyFormat);
// Act.
var res = sut.ToString(anyFormat);
// Assert.
res.Should().Be(expected);
}
public void GetDateTimeFormatsIFormatProvider_should_MimicSystem()
{
var anyDate = new Abstractions.DateTime(2009, 7, 28, 5, 23, 15);
var anySystemDate = new System.DateTime(anyDate.Ticks, anyDate.Kind);
System.IFormatProvider culture = new CultureInfo("fr-FR", true);
var expectedResult = anySystemDate.GetDateTimeFormats(culture);
// Act.
// Get the short date formats using the "fr-FR" culture.
var res = anyDate.GetDateTimeFormats(culture);
// Assert.
res.Should().Equal(expectedResult);
}
public void LaterThanOrEqualOperator_MimicSystem(
long ticks1, System.DateTimeKind kind1,
long ticks2, System.DateTimeKind kind2,
string because)
{
var a = new Abstractions.DateTime(ticks1, kind1);
var b = new Abstractions.DateTime(ticks2, kind2);
var expected = new System.DateTime(ticks1, kind1) >= new System.DateTime(ticks2, kind2);
// # Act.
var res = a >= b;
// Assert.
res.Should().Be(expected, because);
}
public void AddHours_ShouldMimicSystem()
{
var anyDateTimeTicks = 200;
var anyHours = 5.5d;
var sut = new Abstractions.DateTime(anyDateTimeTicks);
var systemDateTime = new System.DateTime(anyDateTimeTicks);
// Act.
var res = sut.AddHours(anyHours);
// Assert.
var expectedResult = systemDateTime.AddHours(anyHours);
AssertEquals(expectedResult, res);
}
public void ToStringString_ThrowIfInvalidArgument()
{
var anyTicks = 123456;
var anyNotValidFormat = "x";
var sut = new Abstractions.DateTime(anyTicks);
// Act.
var res = Record.Exception(() =>
{
sut.ToString(anyNotValidFormat);
});
// Assert.
res.Should().BeOfType<System.FormatException>();
}
public void Add_ShouldMimicSystem()
{
var anyTimeSpanTicks = 100;
var anyDateTimeTicks = 200;
var anyTimeSpan = new Abstractions.TimeSpan(anyTimeSpanTicks);
var sut = new Abstractions.DateTime(anyDateTimeTicks);
var anySystemTimeSpan = new System.TimeSpan(anyTimeSpanTicks);
var anySystemDateTime = new System.DateTime(anyDateTimeTicks);
var expectedResult = anySystemDateTime.Add(anySystemTimeSpan); ;
// Act.
var res = sut.Add(anyTimeSpan);
// Assert.
AssertEquals(expectedResult, res);
}
public void ToStringStringIFormatProvider_ThrowForBadIndata(string format, string because)
{
// The dotnet standard 2.0 documentation says ToString can throw an exception for not valid
// custom format pattern. I have found no way to execute this so that case is not tested.
// Exceptions:
// T:System.FormatException:
// The length of format is 1, and it is not one of the format specifier characters
// defined for System.Globalization.DateTimeFormatInfo. -or- format does not contain
// a valid custom format pattern.
var anyTicks = 1234567;
System.IFormatProvider culture = new CultureInfo("fr-FR", true);
var sut = new Abstractions.DateTime(anyTicks);
// Act.
var res = Record.Exception(() =>
{
sut.ToString(format, culture);
});
// Assert.
res.Should().BeOfType<System.FormatException>(because);
}
public void GetDateTimeFormatsCharIFormatProvider_should_MimicSystem()
{
var anyDate = new Abstractions.DateTime(2009, 7, 28, 5, 23, 15);
var anySystemDate = new System.DateTime(anyDate.Ticks, anyDate.Kind);
System.IFormatProvider culture = new CultureInfo("fr-FR", true);
var expectedResult = anySystemDate.GetDateTimeFormats('d', culture);
expectedResult.Should().Equal(new[]
{
"28/07/2009",
"28/07/09",
"28.07.09",
"28-07-09",
"2009-07-28",
}, "Sanity check we have setup the test correctly");
// Act.
// Get the short date formats using the "fr-FR" culture.
var res = anyDate.GetDateTimeFormats('d', culture);
// Assert.
res.Should().Equal(expectedResult);
}