public void IsConstrainedBy_DifferentType_ThrowsArgumentException() { var ex = Assert.Throws <ArgumentException>( () => Require.IsConstrainedBy <string>(new object(), C_ParamName) ); Assert.That(ex.ParamName, Is.EqualTo(C_ParamName)); }
public void IsContrainedBy_NullForValueType_ThrowsArgumentNullException() { var ex = Assert.Throws <ArgumentNullException>( () => Require.IsConstrainedBy <int>(null, C_ParamName) ); Assert.That(ex.ParamName, Is.EqualTo(C_ParamName)); }
public void IsConstrainedBy_SameType_ReturnsValue() { var param = "hello"; Assert.That(Require.IsConstrainedBy <string>(param, C_ParamName), Is.SameAs(param)); }
public void IsConstrainedBy_NullForReferenceType_ReturnsNull() { Assert.That(Require.IsConstrainedBy <string>(null, C_ParamName), Is.Null); }