mirror of https://github.com/pypa/pip
87 lines
2.4 KiB
Python
87 lines
2.4 KiB
Python
import pytest
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from mock import Mock
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from pip._internal.cli.status_codes import ERROR, SUCCESS
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from pip._internal.commands import commands_dict, create_command
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from pip._internal.exceptions import CommandError
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def test_run_method_should_return_success_when_finds_command_name():
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"""
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Test HelpCommand.run for existing command
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"""
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options_mock = Mock()
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args = ('freeze',)
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help_cmd = create_command('help')
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status = help_cmd.run(options_mock, args)
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assert status == SUCCESS
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def test_run_method_should_return_success_when_command_name_not_specified():
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"""
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Test HelpCommand.run when there are no args
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"""
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options_mock = Mock()
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args = ()
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help_cmd = create_command('help')
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status = help_cmd.run(options_mock, args)
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assert status == SUCCESS
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def test_run_method_should_raise_command_error_when_command_does_not_exist():
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"""
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Test HelpCommand.run for non-existing command
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"""
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options_mock = Mock()
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args = ('mycommand',)
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help_cmd = create_command('help')
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with pytest.raises(CommandError):
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help_cmd.run(options_mock, args)
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def test_help_command_should_exit_status_ok_when_command_exists(script):
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"""
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Test `help` command for existing command
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"""
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result = script.pip('help', 'freeze')
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assert result.returncode == SUCCESS
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def test_help_command_should_exit_status_ok_when_no_cmd_is_specified(script):
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"""
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Test `help` command for no command
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"""
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result = script.pip('help')
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assert result.returncode == SUCCESS
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def test_help_command_should_exit_status_error_when_cmd_does_not_exist(script):
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"""
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Test `help` command for non-existing command
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"""
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result = script.pip('help', 'mycommand', expect_error=True)
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assert result.returncode == ERROR
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def test_help_commands_equally_functional(in_memory_pip):
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"""
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Test if `pip help` and 'pip --help' behave the same way.
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"""
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results = list(map(in_memory_pip.pip, ('help', '--help')))
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results.append(in_memory_pip.pip())
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out = map(lambda x: x.stdout, results)
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ret = map(lambda x: x.returncode, results)
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msg = '"pip --help" != "pip help" != "pip"'
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assert len(set(out)) == 1, 'output of: ' + msg
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assert sum(ret) == 0, 'exit codes of: ' + msg
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assert all(len(o) > 0 for o in out)
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for name in commands_dict:
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assert (
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in_memory_pip.pip('help', name).stdout ==
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in_memory_pip.pip(name, '--help').stdout != ""
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)
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