public void GivenAModel_WhenCallingHelpWithCommandTopic_ThenHelpShouldContainTheRightUsageInformation()
{
// Arrange
var controller = new Controller(new Mock(), c => c.AddHelp());
// Act
var actual = controller.ModelMap.Invoke("Help", "Command") as HelpDetails;
// Assert
var usage = actual?.Usage;
Assert.NotNull(usage);
Assert.Equal("Command", usage.Name);
Assert.Equal("String", usage.ReturnType);
Assert.Equal("Command", usage.DisplayName);
Assert.Equal(2, usage.Arguments.Length);
var first = usage.Arguments.First();
var firstExpected = new ArgumentDetails {
Name = "argument", Type = "String"
};
Assert.Equal(firstExpected, first, new DetailsComparer());
var second = usage.Arguments[1];
var secondExpected = new ArgumentDetails
{
Name = "optional",
Type = "String",
DisplayName = null,
Description = "Some description",
Optional = true,
DefaultValue = "default"
};
Assert.Equal(secondExpected, second, new DetailsComparer());
}
private string CreateViolationMessageForUncertainCase(ArgumentDetails a)
{
return string.Format("the expected value used by {0} should be produced locally", a.Method.Name);
}
private string CreateViolationMessage(ArgumentDetails a)
{
var sp = a.ConsumedValue.Consumer.FindSequencePoint();
var lineInfo = sp == null ? "" : string.Format(" on line {0}", sp.StartLine);
return string.Format(
"external production of (possibly) expected value (argument {0} of {1}{2})",
a.Index + 1, a.Method.Name, lineInfo);
}
