private void AssertDescriptionIsEqual(InvocationExpectation expectation, string expected)
{
var writer = new StringDescriptionWriter();
expectation.DescribeActiveExpectationsTo(writer);
Assert.AreEqual(expected, writer.ToString());
}
private static string DescriptionOf(ISelfDescribing selfDescribing)
{
var writer = new StringDescriptionWriter();
selfDescribing.DescribeOn(writer);
return writer.ToString();
}
/// <summary>
/// Verifies that the <paramref name="actualValue"/> is matched by the <paramref name="matcher"/>.
/// </summary>
/// <param name="actualValue">The actual value.</param>
/// <param name="matcher">The matcher.</param>
/// <exception cref="ExpectationException">Thrown if value does not match.</exception>
public static void That(object actualValue, Matcher matcher)
{
if (!matcher.Matches(actualValue))
{
var writer = new StringDescriptionWriter();
WriteDescriptionOfFailedMatch(writer, actualValue, matcher);
throw new ExpectationException(writer.ToString());
}
}
/// <summary>
/// Verifies that the <paramref name="actualValue"/> is matched by the <paramref name="matcher"/>.
/// </summary>
/// <param name="actualValue">The actual value to match.</param>
/// <param name="matcher">The matcher.</param>
/// <param name="message">The error message.</param>
/// <param name="formatArgs">The format args for the error message.</param>
/// <exception cref="ExpectationException">Thrown if value does not match.</exception>
public static void That(object actualValue, Matcher matcher, string message, params object[] formatArgs)
{
if (!matcher.Matches(actualValue))
{
var writer = new StringDescriptionWriter();
writer.AppendTextFormat(message, formatArgs);
WriteDescriptionOfFailedMatch(writer, actualValue, matcher);
throw new ExpectationException(writer.ToString());
}
}
public void InitialiseWriter()
{
writer = new StringDescriptionWriter();
}
private void FailUnexpectedInvocation(Invocation invocation)
{
var description = new StringDescriptionWriter();
description.AppendText("unexpected invocation of ");
invocation.DescribeOn(description);
description.AppendNewLine();
DescribeActiveExpectationsTo(description);
description.AppendList("\nstates:\n" , Environment.NewLine, string.Empty, stateMachines);
// try catch to get exception with stack trace.
throw new ExpectationException(description.ToString());
}
/// <summary>
/// Returns a <see cref="T:System.String"/> that represents the current <see cref="T:System.Object"/>.
/// </summary>
/// <returns>
/// A <see cref="T:System.String"/> that represents the current <see cref="T:System.Object"/>.
/// </returns>
public override string ToString()
{
var writer = new StringDescriptionWriter();
DescribeOn(writer);
return writer.ToString();
}