public void HasHigherPriorityThanDateTimeValueGenerator()
{
var sut = new Wrapper();
var other = new DateTimeValueGenerator();
sut.Priority.Should().BeGreaterThan(other.Priority);
}
public void GenerateCanReturnNullAndRandomValuesTest(Type targetType)
{
var nullFound = false;
var valueFound = false;
var target = new DateTimeValueGenerator();
for (var index = 0; index < 1000; index++)
{
var value = target.Generate(targetType, null, null);
if (value == null)
{
nullFound = true;
}
else
{
valueFound = true;
}
if (nullFound && valueFound)
{
break;
}
}
nullFound.Should().BeTrue();
valueFound.Should().BeTrue();
}
public void AllowNullDeterminesWhetherNullCanBeReturned(bool allowNull)
{
var nullFound = false;
var executeStrategy = Substitute.For <IExecuteStrategy>();
var buildChain = new BuildHistory();
executeStrategy.BuildChain.Returns(buildChain);
var sut = new DateTimeValueGenerator
{
AllowNull = allowNull
};
for (var index = 0; index < 10000; index++)
{
var value = sut.Generate(executeStrategy, typeof(DateTime?));
if (value == null)
{
nullFound = true;
break;
}
}
nullFound.Should().Be(allowNull);
}
public void GenerateReturnsRandomDateTimeValueTest()
{
var target = new DateTimeValueGenerator();
var first = target.Generate(typeof(DateTime), null, null);
first.Should().BeOfType<DateTime>();
first.As<DateTime>().Kind.Should().Be(DateTimeKind.Utc);
var second = target.Generate(typeof(DateTime), null, null);
first.Should().NotBe(second);
}
public void GenerateReturnsRandomDateTimeOffsetValueTest()
{
var target = new DateTimeValueGenerator();
var first = target.Generate(typeof(DateTimeOffset), null, null);
first.Should().BeOfType<DateTimeOffset>();
first.As<DateTimeOffset>().Offset.Should().Be(TimeSpan.Zero);
var second = target.Generate(typeof(DateTimeOffset), null, null);
first.Should().NotBe(second);
}
public void GenerateAlwaysReturnsFutureValuesWithin10YearsTest()
{
var target = new DateTimeValueGenerator();
for (var index = 0; index < 1000; index++)
{
var value = (DateTime?)target.Generate(typeof(DateTime?), null, null);
if (value == null)
{
continue;
}
value.Should().BeAfter(DateTime.UtcNow);
value.Should().BeBefore(DateTime.UtcNow.AddYears(10));
}
}
public void HasHigherPriorityThanDateTimeValueGeneratorTest()
{
var target = new DateOfBirthValueGenerator();
var other = new DateTimeValueGenerator();
target.Priority.Should().BeGreaterThan(other.Priority);
}
public void AllowNullReturnsFalseByDefault()
{
var sut = new DateTimeValueGenerator();
sut.AllowNull.Should().BeFalse();
}
public void GenerateReturnsRandomTimeSpanValueTest()
{
var target = new DateTimeValueGenerator();
var first = (TimeSpan)target.Generate(typeof(TimeSpan), null, null);
var second = (TimeSpan)target.Generate(typeof(TimeSpan), null, null);
first.Should().NotBe(second);
}
public void IsSupportedThrowsExceptionWithNullTypeTest()
{
var target = new DateTimeValueGenerator();
Action action = () => target.IsSupported(null, null, null);
action.ShouldThrow<ArgumentNullException>();
}
public void IsSupportedTest(Type type, bool expected)
{
var target = new DateTimeValueGenerator();
var actual = target.IsSupported(type, null, null);
actual.Should().Be(expected);
}
public void GenerateThrowsExceptionWithInvalidParametersTest(Type type)
{
var target = new DateTimeValueGenerator();
Action action = () => target.Generate(type, null, null);
action.ShouldThrow<NotSupportedException>();
}
