211 lines
6.6 KiB
Python
211 lines
6.6 KiB
Python
import os
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import subprocess
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from pathlib import Path
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from unittest import mock
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import click
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import pytest
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import shellingham
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import typer
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import typer.completion
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from typer.main import solve_typer_info_defaults, solve_typer_info_help
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from typer.models import TyperInfo
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from typer.testing import CliRunner
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runner = CliRunner()
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def test_help_from_info():
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# Mainly for coverage/completeness
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value = solve_typer_info_help(TyperInfo())
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assert value is None
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def test_defaults_from_info():
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# Mainly for coverage/completeness
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value = solve_typer_info_defaults(TyperInfo())
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assert value
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def test_install_invalid_shell():
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app = typer.Typer()
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@app.command()
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def main():
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print("Hello World")
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with mock.patch.object(
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shellingham, "detect_shell", return_value=("xshell", "/usr/bin/xshell")
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):
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result = runner.invoke(app, ["--install-completion"])
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assert "Shell xshell is not supported." in result.stdout
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result = runner.invoke(app)
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assert "Hello World" in result.stdout
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def test_callback_too_many_parameters():
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app = typer.Typer()
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def name_callback(ctx, param, val1, val2):
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pass # pragma: nocover
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@app.command()
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def main(name: str = typer.Option(..., callback=name_callback)):
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pass # pragma: nocover
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with pytest.raises(click.ClickException) as exc_info:
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runner.invoke(app, ["--name", "Camila"])
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assert (
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exc_info.value.message == "Too many CLI parameter callback function parameters"
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)
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def test_callback_2_untyped_parameters():
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app = typer.Typer()
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def name_callback(ctx, value):
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print(f"info name is: {ctx.info_name}")
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print(f"value is: {value}")
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@app.command()
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def main(name: str = typer.Option(..., callback=name_callback)):
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print("Hello World")
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result = runner.invoke(app, ["--name", "Camila"])
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assert "info name is: main" in result.stdout
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assert "value is: Camila" in result.stdout
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def test_callback_3_untyped_parameters():
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app = typer.Typer()
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def name_callback(ctx, param, value):
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print(f"info name is: {ctx.info_name}")
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print(f"param name is: {param.name}")
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print(f"value is: {value}")
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@app.command()
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def main(name: str = typer.Option(..., callback=name_callback)):
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print("Hello World")
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result = runner.invoke(app, ["--name", "Camila"])
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assert "info name is: main" in result.stdout
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assert "param name is: name" in result.stdout
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assert "value is: Camila" in result.stdout
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def test_completion_untyped_parameters():
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file_path = Path(__file__).parent / "assets/completion_no_types.py"
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result = subprocess.run(
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["coverage", "run", str(file_path)],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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encoding="utf-8",
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env={
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**os.environ,
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"_COMPLETION_NO_TYPES.PY_COMPLETE": "complete_zsh",
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"_TYPER_COMPLETE_ARGS": "completion_no_types.py --name Sebastian --name Ca",
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"_TYPER_COMPLETE_TESTING": "True",
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},
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)
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assert "info name is: completion_no_types.py" in result.stderr
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# TODO: when deprecating Click 7, remove second option
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assert (
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"args is: []" in result.stderr
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or "args is: ['--name', 'Sebastian', '--name']" in result.stderr
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)
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assert "incomplete is: Ca" in result.stderr
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assert '"Camila":"The reader of books."' in result.stdout
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assert '"Carlos":"The writer of scripts."' in result.stdout
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result = subprocess.run(
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["coverage", "run", str(file_path)],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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encoding="utf-8",
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)
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assert "Hello World" in result.stdout
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def test_completion_untyped_parameters_different_order_correct_names():
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file_path = Path(__file__).parent / "assets/completion_no_types_order.py"
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result = subprocess.run(
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["coverage", "run", str(file_path)],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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encoding="utf-8",
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env={
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**os.environ,
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"_COMPLETION_NO_TYPES_ORDER.PY_COMPLETE": "complete_zsh",
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"_TYPER_COMPLETE_ARGS": "completion_no_types_order.py --name Sebastian --name Ca",
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"_TYPER_COMPLETE_TESTING": "True",
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},
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)
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assert "info name is: completion_no_types_order.py" in result.stderr
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# TODO: when deprecating Click 7, remove second option
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assert (
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"args is: []" in result.stderr
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or "args is: ['--name', 'Sebastian', '--name']" in result.stderr
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)
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assert "incomplete is: Ca" in result.stderr
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assert '"Camila":"The reader of books."' in result.stdout
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assert '"Carlos":"The writer of scripts."' in result.stdout
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result = subprocess.run(
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["coverage", "run", str(file_path)],
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE,
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encoding="utf-8",
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)
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assert "Hello World" in result.stdout
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def test_autocompletion_too_many_parameters():
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app = typer.Typer()
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def name_callback(ctx, args, incomplete, val2):
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pass # pragma: nocover
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@app.command()
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def main(name: str = typer.Option(..., autocompletion=name_callback)):
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pass # pragma: nocover
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with pytest.raises(click.ClickException) as exc_info:
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runner.invoke(app, ["--name", "Camila"])
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assert exc_info.value.message == "Invalid autocompletion callback parameters: val2"
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def test_forward_references():
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app = typer.Typer()
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@app.command()
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def main(arg1, arg2: int, arg3: "int", arg4: bool = False, arg5: "bool" = False):
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print(f"arg1: {type(arg1)} {arg1}")
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print(f"arg2: {type(arg2)} {arg2}")
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print(f"arg3: {type(arg3)} {arg3}")
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print(f"arg4: {type(arg4)} {arg4}")
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print(f"arg5: {type(arg5)} {arg5}")
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result = runner.invoke(app, ["Hello", "2", "invalid"])
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# TODO: when deprecating Click 7, remove second option
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assert (
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"Invalid value for 'ARG3': 'invalid' is not a valid integer" in result.stdout
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or "Invalid value for 'ARG3': invalid is not a valid integer" in result.stdout
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)
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result = runner.invoke(app, ["Hello", "2", "3", "--arg4", "--arg5"])
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assert (
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"arg1: <class 'str'> Hello\narg2: <class 'int'> 2\narg3: <class 'int'> 3\narg4: <class 'bool'> True\narg5: <class 'bool'> True\n"
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in result.stdout
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)
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def test_context_settings_inheritance_single_command():
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app = typer.Typer(context_settings=dict(help_option_names=["-h", "--help"]))
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@app.command()
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def main(name: str):
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pass # pragma: nocover
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result = runner.invoke(app, ["main", "-h"])
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assert "Show this message and exit." in result.stdout
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