public void TestNotEmptyMessageWithContext() { var actual = new int[0]; var verifier = new XUnitVerifier().PushContext("Known Context"); var exception = Assert.ThrowsAny <NotEmptyException>(() => verifier.NotEmpty("someCollectionName", actual)); Assert.Equal($"Context: Known Context{Environment.NewLine}'someCollectionName' is empty{Environment.NewLine}Assert.NotEmpty() Failure", exception.Message); }