def test_prompt_default_no_input(stdin, capsys):
question = "What is your name?"
default = "The Nameless One"
stdin.append("\n")
response = prompt(question, default=default)
out, _ = capsys.readouterr()
assert response == default
assert out == f"{question} [{default}] "
def test_prompt_no_response_default_None(stdin, capsys):
"""Prompts with no response should ask again"""
question = "What is your name?"
stdin.append("\n")
response = prompt(question, default=None)
stdout, _ = capsys.readouterr()
assert response is None
assert stdout == (question + " ")
def test_prompt_default_overridden(stdin, capsys):
question = "What is your name?"
default = "The Nameless One"
name = "Buttercup"
stdin.append(name + "\n")
response = prompt(question, default=default)
out, _ = capsys.readouterr()
assert response == name
assert out == f"{question} [{default}] "
def test_prompt(stdin, capsys):
"""Test basic prompt functionality"""
question = "What is your name?"
name = "Inigo Montoya"
stdin.append(name + "\n")
response = prompt(question)
stdout, _ = capsys.readouterr()
assert response == name
assert stdout == question + " "
def test_prompt_no_response(stdin, capsys):
"""Prompts with no response should ask again"""
question = "What is your name?"
name = "Inigo Montoya"
stdin.append("\n" + name + "\n")
response = prompt(question, default="")
stdout, _ = capsys.readouterr()
assert response == name
assert stdout == (question + " ") * 2
def test_prompt_error_message(stdin, capsys):
question = "Is this awesome?"
error = "You know that is not correct"
def validator(value):
if value != "yes":
raise ValueError(error)
return True
stdin.append("no\n")
stdin.append("yes\n")
response = prompt(question, validator=validator)
out, _ = capsys.readouterr()
assert response is True
assert out == f"{question} {error}\n{question} "