public void AddRangeIfNotContainsTestNullCheck()
{
// ReSharper disable once AssignNullToNotNullAttribute
Action test = () => CollectionTEx.AddRangeIfNotContains(null, "test0", "test1", "test2");
Assert.Throws <ArgumentNullException>(test);
}
public void AddRangeIfNotContains1TestNullCheck()
{
// ReSharper disable once AssignNullToNotNullAttribute
Action test = () => CollectionTEx.AddRangeIfNotContains(null, new List <String> {
"test0", "test1", "test2"
});
test.ShouldThrow <ArgumentNullException>();
}