public void LazyEqualToShouldThrowIfValueProviderIsNull()
{
Action action = () => Pattern.EqualTo((Func <int>)null);
action.Should().Throw <ArgumentNullException>();
}
public Property AnyShouldAlwaysSucceed(string x) => Pattern.Any <string>().Match(x).IsSome.ToProperty();
public Property LazyEqualToShouldSucceedOnlyOnEqualObjects(string x, string y) => (Equals(x, y) == Pattern.EqualTo(() => y).Match(x).IsSome).ToProperty();
public void OperatorNotTypeShouldFailOnlyWhenTheValueHasType()
{
(~Pattern.Type <object, int>()).Match(1).IsSome.Should().BeFalse();
(~Pattern.Type <object, string>()).Match("string").IsSome.Should().BeFalse();
(~Pattern.Type <object, object>()).Match(null).IsSome.Should().BeTrue();
}
public void PatternConstructorShouldThrowForNull()
{
Action action = () => { var _ = new Pattern <string, string>(null); };
action.Should().Throw <ArgumentNullException>();
}
public Property OperatorNotValueNullShouldBeOppositeToValueNull(int?x) => (Pattern.ValueNull <int>().Match(x).IsSome == (~Pattern.ValueNull <int>()).Match(x).IsNone).ToProperty();
public void NotShouldThrowIfPatternIsNull()
{
Action action = () => Pattern.Not <object, object>(null);
action.Should().Throw <ArgumentNullException>();
}
public void TypeShouldSucceedOnlyWhenTheValueHasType()
{
Pattern.Type <object, int>().Match(1).IsSome.Should().BeTrue();
Pattern.Type <object, string>().Match("string").IsSome.Should().BeTrue();
Pattern.Type <object, object>().Match(null).IsSome.Should().BeFalse();
}
public Property NotPatternShouldBeOppositeToPattern(SimplePattern <string> pattern, string x) => (pattern.Match(x).IsSome == Pattern.Not(pattern).Match(x).IsNone).ToProperty();
public Property LazyGreaterOrEqualShouldSucceedOnlyWhenValueIsGreaterOrEqual(string x, string y) => (Comparer <string> .Default.Compare(x, y) >= 0 == Pattern.GreaterOrEqual(() => y).Match(x).IsSome).ToProperty();
public void LazyGreaterThanShouldThrowIfValueProviderIsNull()
{
Action action = () => Pattern.GreaterThan((Func <int>)null);
action.Should().Throw <ArgumentNullException>();
}
public Property GreaterThanShouldSucceedOnlyWhenValueIsLGreater(string x, string y) => (Comparer <string> .Default.Compare(x, y) > 0 == Pattern.GreaterThan(y).Match(x).IsSome).ToProperty();
public Property LessOrEqualShouldSucceedOnlyWhenValueIsLessOrEqual(string x, string y) => (Comparer <string> .Default.Compare(x, y) <= 0 == Pattern.LessOrEqual(y).Match(x).IsSome).ToProperty();
public Property LazyLessThanShouldSucceedOnlyWhenValueIsLess(string x, string y) => (Comparer <string> .Default.Compare(x, y) < 0 == Pattern.LessThan(() => y).Match(x).IsSome).ToProperty();