public void NotNullOrEmpty_WhenValueIsNotNullOrEmpty_ReturnsNullGuard()
{
INullGuard sut = CreateSut();
INullGuard result = sut.NotNullOrEmpty(_fixture.Create <string>(), _fixture.Create <string>());
Assert.That(sut, Is.EqualTo(result));
}
public void NotNullOrEmpty_WhenValueIsEmpty_ThrowsArgumentNullException()
{
INullGuard sut = CreateSut();
string argumentName = _fixture.Create <string>();
ArgumentNullException result = Assert.Throws <ArgumentNullException>(() => sut.NotNullOrEmpty(string.Empty, argumentName));
Assert.That(result.ParamName, Is.EqualTo(argumentName));
}
public void NotNullOrEmpty_WhenArgumentNameIsWhiteSpace_ThrowsArgumentNullException()
{
INullGuard sut = CreateSut();
ArgumentNullException result = Assert.Throws <ArgumentNullException>(() => sut.NotNullOrEmpty(_fixture.Create <string>(), " "));
Assert.That(result.ParamName, Is.EqualTo("argumentName"));
}