public void IsValid_ThrowsForNullOrEmpty(string filePath)
{
var expectedMessage = $"Argument cannot be null or empty.{Environment.NewLine}Parameter name: filePath";
var exception = Assert.Throws <ArgumentException>(() => _verifier.IsValid(filePath));
Assert.Equal(expectedMessage, exception.Message);
}
public void IsValid_ThrowsForNullOrEmpty(string filePath)
{
var expectedMessage = "Argument cannot be null or empty.";
var expectedParam = "filePath";
var exception = Assert.Throws <ArgumentException>(() => _verifier.IsValid(filePath));
Assert.Contains(expectedMessage, exception.Message);
Assert.Equal(expectedParam, exception.ParamName);
//Remove the expected message from the exception message, the rest part should have param info.
//Background of this change: System.ArgumentException(string message, string paramName) used to generate two lines of message before, but changed to generate one line
//in PR: https://github.com/dotnet/coreclr/pull/25185/files#diff-0365d5690376ef849bf908dfc225b8e8
var paramPart = exception.Message.Substring(exception.Message.IndexOf(expectedMessage) + expectedMessage.Length);
Assert.Contains(expectedParam, paramPart);
}