flatbuffers/tests/FlatBuffers.Test/Assert.cs

94 lines
2.4 KiB
C#

/*
* Copyright 2014 Google Inc. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace FlatBuffers.Test
{
public class AssertFailedException : Exception
{
private readonly object _expected;
private readonly object _actual;
public AssertFailedException(object expected, object actual)
{
_expected = expected;
_actual = actual;
}
public override string Message
{
get { return string.Format("Expected {0} but saw {1}", _expected, _actual); }
}
}
public class AssertUnexpectedThrowException : Exception
{
private readonly object _expected;
public AssertUnexpectedThrowException(object expected)
{
_expected = expected;
}
public override string Message
{
get { return string.Format("Expected exception of type {0}", _expected); }
}
}
public static class Assert
{
public static void AreEqual<T>(T expected, T actual)
{
if (!expected.Equals(actual))
{
throw new AssertFailedException(expected, actual);
}
}
public static void IsTrue(bool value)
{
if (!value)
{
throw new AssertFailedException(true, value);
}
}
public static void Throws<T>(Action action) where T : Exception
{
var caught = false;
try
{
action();
}
catch (T)
{
caught = true;
}
if (!caught)
{
throw new AssertUnexpectedThrowException(typeof (T));
}
}
}
}