public void NullOrEmptyReadOnlyCollection_WhenCollectionIsEmpty_ShouldThrow()
{
// Arrange
var obj = new List <string>().AsReadOnly();
var expectedMessage = $"Collection cannot be null or empty. (Parameter '{nameof(obj)}')";
// Act
Action act = () => Prevent.NullOrEmptyReadOnlyCollection(obj, nameof(obj));
// Assert
act.Should().Throw <ArgumentException>().WithMessage(expectedMessage).And.ParamName.Should().Be(nameof(obj));
}
public void NullOrEmptyReadOnlyCollection_WhenCollectionIsNull_ShouldThrow()
{
// Arrange
IReadOnlyCollection <string> obj = null;
var expectedMessage = $"Collection cannot be null or empty.\r\nParameter name: {nameof(obj)}";
// Act
Action act = () => Prevent.NullOrEmptyReadOnlyCollection(obj, nameof(obj));
// Assert
act.Should().Throw <ArgumentException>().WithMessage(expectedMessage).And.ParamName.Should().Be(nameof(obj));
}
public void NullOrEmptyReadOnlyCollection_WhenCollectionIsValid_ShouldNotThrow()
{
// Arrange
var obj = new List <string> {
"This", "is", "a", "test"
}.AsReadOnly();
// Act
Action act = () => Prevent.NullOrEmptyReadOnlyCollection(obj, nameof(obj));
// Assert
act.Should().NotThrow();
}