public Task Should_Return_Error_If_Custom_Validation_Fails()
{
// Given
var console = new FakeConsole();
console.Input.PushTextWithEnter("22");
console.Input.PushTextWithEnter("102");
console.Input.PushTextWithEnter("ABC");
console.Input.PushTextWithEnter("99");
// When
console.Prompt(
new TextPrompt <int>("Guess number:")
.ValidationErrorMessage("Invalid input")
.Validate(age =>
{
if (age < 99)
{
return(ValidationResult.Error("Too low"));
}
else if (age > 99)
{
return(ValidationResult.Error("Too high"));
}
return(ValidationResult.Success());
}));
// Then
return(Verifier.Verify(console.Output));
}
public Task Should_Return_Validation_Error_If_Value_Cannot_Be_Converted()
{
// Given
var console = new FakeConsole();
console.Input.PushTextWithEnter("ninety-nine");
console.Input.PushTextWithEnter("99");
// When
console.Prompt(new TextPrompt <int>("Age?"));
// Then
return(Verifier.Verify(console.Lines));
}
public Task Should_Chose_Masked_Default_Value_If_Nothing_Is_Entered_And_Prompt_Is_Secret()
{
// Given
var console = new FakeConsole();
console.Input.PushKey(ConsoleKey.Enter);
// When
console.Prompt(
new TextPrompt <string>("Favorite fruit?")
.Secret()
.DefaultValue("Banana"));
// Then
return(Verifier.Verify(console.Output));
}
public Task Should_Accept_Choice_In_List()
{
// Given
var console = new FakeConsole();
console.Input.PushTextWithEnter("Orange");
// When
console.Prompt(
new TextPrompt <string>("Favorite fruit?")
.AddChoice("Banana")
.AddChoice("Orange")
.DefaultValue("Banana"));
// Then
return(Verifier.Verify(console.Output));
}
public Task Should_Auto_Complete_To_First_Choice_If_Pressing_Tab_On_Empty_String()
{
// Given
var console = new FakeConsole();
console.Input.PushKey(ConsoleKey.Tab);
console.Input.PushKey(ConsoleKey.Enter);
// When
console.Prompt(
new TextPrompt <string>("Favorite fruit?")
.AddChoice("Banana")
.AddChoice("Orange")
.DefaultValue("Banana"));
// Then
return(Verifier.Verify(console.Output));
}
public Task Should_Return_Error_If_An_Invalid_Choice_Is_Made()
{
// Given
var console = new FakeConsole();
console.Input.PushTextWithEnter("Apple");
console.Input.PushTextWithEnter("Banana");
// When
console.Prompt(
new TextPrompt <string>("Favorite fruit?")
.AddChoice("Banana")
.AddChoice("Orange")
.DefaultValue("Banana"));
// Then
return(Verifier.Verify(console.Output));
}
public Task Should_Auto_Complete_To_Next_Choice_When_Pressing_Tab_On_A_Match()
{
// Given
var console = new FakeConsole();
console.Input.PushText("Apple");
console.Input.PushKey(ConsoleKey.Tab);
console.Input.PushKey(ConsoleKey.Enter);
// When
console.Prompt(
new TextPrompt <string>("Favorite fruit?")
.AddChoice("Apple")
.AddChoice("Banana")
.AddChoice("Orange"));
// Then
return(Verifier.Verify(console.Output));
}