public void Assert_WithNull_ShouldReturnSuccess()
{
IsNullAssertion <string> assertion = CreateStringIsNullAssertion();
ValueAssertionResult result = assertion.AssertValue(null);
Assert.IsTrue(result.succeeded);
Assert.AreEqual("null", result.actualValueString);
Assert.AreEqual("(expected: null)", result.expectationString);
}
public void Assert_WithString_ShouldReturnFailure()
{
IsNullAssertion <string> assertion = CreateStringIsNullAssertion();
ValueAssertionResult result = assertion.AssertValue("String");
Assert.IsFalse(result.succeeded);
Assert.AreEqual("'String'", result.actualValueString);
Assert.AreEqual("(expected: null)", result.expectationString);
}