public void Constructor_AllParametersAreSet_ObjectIsInstantiated()
{
// Arrange
var applicationInformation = new ApplicationInformation();
var userInterface = new Mock<IUserInterface>();
// Act
var helpProvider = new HelpProvider(applicationInformation, userInterface.Object);
// Assert
Assert.IsNotNull(helpProvider);
}
public void ShowHelpOverview_ApplicationName_IsWrittenToTheUserInterface()
{
// Arrange
var commands = new List<ICommand>();
var applicationInformation = new ApplicationInformation { ApplicationName = "App Name" };
var helpProvider = new HelpProvider(applicationInformation, this.loggingUserInterface.UserInterface);
// Act
helpProvider.ShowHelpOverview(commands);
// Assert
Assert.IsTrue(this.loggingUserInterface.UserInterfaceOutput.Contains(applicationInformation.ApplicationName));
}
public void ShowHelp_SuppliedCommandIsNull_ArgumentNullExceptionIsThrown()
{
// Arrange
ICommand command = null;
var applicationInformation = new ApplicationInformation();
var userInterface = new Mock<IUserInterface>();
var helpProvider = new HelpProvider(applicationInformation, userInterface.Object);
// Act
helpProvider.ShowHelp(command);
}
public void ShowHelp_Examples_AreWrittenToTheUserInterface()
{
// Arrange
ICommand command = CommandTestUtilities.GetCommand("SomeCommand");
var applicationInformation = new ApplicationInformation();
var helpProvider = new HelpProvider(applicationInformation, this.loggingUserInterface.UserInterface);
// Act
helpProvider.ShowHelp(command);
// Assert
foreach (var example in command.Attributes.Examples)
{
Assert.IsTrue(this.loggingUserInterface.UserInterfaceOutput.Contains(example.Key));
Assert.IsTrue(this.loggingUserInterface.UserInterfaceOutput.Contains(example.Value));
}
}
public void ShowHelp_CommandName_IsWrittenToTheUserInterface()
{
// Arrange
ICommand command = CommandTestUtilities.GetCommand("SomeCommand");
var applicationInformation = new ApplicationInformation();
var helpProvider = new HelpProvider(applicationInformation, this.loggingUserInterface.UserInterface);
// Act
helpProvider.ShowHelp(command);
// Assert
Assert.IsTrue(this.loggingUserInterface.UserInterfaceOutput.Contains(command.Attributes.CommandName));
}
public void ShowHelpOverview_CommandsParameterIsNull_ArgumentNullExceptionIsThrown()
{
// Arrange
List<ICommand> commands = null;
var applicationInformation = new ApplicationInformation();
var userInterface = new Mock<IUserInterface>();
var helpProvider = new HelpProvider(applicationInformation, userInterface.Object);
// Act
helpProvider.ShowHelpOverview(commands);
}
public void ShowHelpOverview_CommandNameOfEachAvailableCommand_IsWrittenToTheUserInterface()
{
// Arrange
var commands = new List<ICommand>
{ CommandTestUtilities.GetCommand("test"), CommandTestUtilities.GetCommand("update"), CommandTestUtilities.GetCommand("delete") };
var applicationInformation = new ApplicationInformation { NameOfExecutable = "AppName.exe" };
var helpProvider = new HelpProvider(applicationInformation, this.loggingUserInterface.UserInterface);
// Act
helpProvider.ShowHelpOverview(commands);
// Assert
foreach (var command in commands)
{
Assert.IsTrue(this.loggingUserInterface.UserInterfaceOutput.Contains(command.Attributes.CommandName));
}
}
