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# coding=utf-8
"""
Unit/functional testing for argparse completer in cmd2
Copyright 2018 Eric Lin <anselor@gmail.com>
Released under MIT license, see LICENSE file
"""
import pytest
from cmd2.utils import StdSim
from .conftest import run_cmd, normalize, complete_tester
from examples.tab_autocompletion import TabCompleteExample
@pytest.fixture
def cmd2_app():
app = TabCompleteExample()
app.stdout = StdSim(app.stdout)
return app
SUGGEST_HELP = '''Usage: suggest -t {movie, show} [-h] [-d DURATION{1..2}]
Suggest command demonstrates argparse customizations.
See hybrid_suggest and orig_suggest to compare the help output.
required arguments:
-t, --type {movie, show}
optional arguments:
-h, --help show this help message and exit
-d, --duration DURATION{1..2}
Duration constraint in minutes.
single value - maximum duration
[a, b] - duration range'''
MEDIA_MOVIES_ADD_HELP = '''Usage: media movies add -d DIRECTOR{1..2}
[-h]
title {G, PG, PG-13, R, NC-17} [actor [...]]
positional arguments:
title Movie Title
{G, PG, PG-13, R, NC-17}
Movie Rating
actor Actors
required arguments:
-d, --director DIRECTOR{1..2}
Director
optional arguments:
-h, --help show this help message and exit'''
def test_help_required_group(cmd2_app, capsys):
run_cmd(cmd2_app, 'suggest -h')
out, err = capsys.readouterr()
out1 = normalize(str(out))
out2 = run_cmd(cmd2_app, 'help suggest')
assert out1 == out2
assert out1[0].startswith('Usage: suggest')
assert out1[1] == ''
assert out1[2].startswith('Suggest command demonstrates argparse customizations.')
assert out1 == normalize(SUGGEST_HELP)
def test_help_required_group_long(cmd2_app, capsys):
run_cmd(cmd2_app, 'media movies add -h')
out, err = capsys.readouterr()
out1 = normalize(str(out))
out2 = run_cmd(cmd2_app, 'help media movies add')
assert out1 == out2
assert out1[0].startswith('Usage: media movies add')
assert out1 == normalize(MEDIA_MOVIES_ADD_HELP)
def test_autocomp_flags(cmd2_app):
text = '-'
line = 'suggest {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and \
cmd2_app.completion_matches == ['--duration', '--help', '--type', '-d', '-h', '-t']
def test_autcomp_hint(cmd2_app, capsys):
text = ''
line = 'suggest -d {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
out, err = capsys.readouterr()
assert out == '''
Hint:
-d, --duration DURATION Duration constraint in minutes.
single value - maximum duration
[a, b] - duration range
'''
def test_autcomp_flag_comp(cmd2_app, capsys):
text = '--d'
line = 'suggest {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
out, err = capsys.readouterr()
assert first_match is not None and \
cmd2_app.completion_matches == ['--duration ']
def test_autocomp_flags_choices(cmd2_app):
text = ''
line = 'suggest -t {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and \
cmd2_app.completion_matches == ['movie', 'show']
def test_autcomp_hint_in_narg_range(cmd2_app, capsys):
text = ''
line = 'suggest -d 2 {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
out, err = capsys.readouterr()
assert out == '''
Hint:
-d, --duration DURATION Duration constraint in minutes.
single value - maximum duration
[a, b] - duration range
'''
def test_autocomp_flags_narg_max(cmd2_app):
text = ''
line = 'suggest d 2 3 {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is None
def test_autcomp_narg_beyond_max(cmd2_app, capsys):
run_cmd(cmd2_app, 'suggest -t movie -d 3 4 5')
out, err = capsys.readouterr()
assert 'Error: unrecognized arguments: 5' in err
def test_autocomp_subcmd_nested(cmd2_app):
text = ''
line = 'media movies {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and \
cmd2_app.completion_matches == ['add', 'delete', 'list', 'load']
def test_autocomp_subcmd_flag_choices_append(cmd2_app):
text = ''
line = 'media movies list -r {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and \
cmd2_app.completion_matches == ['G', 'NC-17', 'PG', 'PG-13', 'R']
def test_autocomp_subcmd_flag_choices_append_exclude(cmd2_app):
text = ''
line = 'media movies list -r PG PG-13 {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and \
cmd2_app.completion_matches == ['G', 'NC-17', 'R']
def test_autocomp_subcmd_flag_comp_func(cmd2_app):
text = 'A'
line = 'media movies list -a "{}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and \
cmd2_app.completion_matches == ['Adam Driver', 'Alec Guinness', 'Andy Serkis', 'Anthony Daniels']
def test_autocomp_subcmd_flag_comp_list(cmd2_app):
text = 'G'
line = 'media movies list -d {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and first_match == '"Gareth Edwards'
def test_autocomp_subcmd_flag_comp_func_attr(cmd2_app):
text = 'A'
line = 'video movies list -a "{}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and \
cmd2_app.completion_matches == ['Adam Driver', 'Alec Guinness', 'Andy Serkis', 'Anthony Daniels']
def test_autocomp_subcmd_flag_comp_list_attr(cmd2_app):
text = 'G'
line = 'video movies list -d {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and first_match == '"Gareth Edwards'
def test_autcomp_pos_consumed(cmd2_app):
text = ''
line = 'library movie add SW_EP01 {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is None
def test_autcomp_pos_after_flag(cmd2_app):
text = 'Joh'
line = 'video movies add -d "George Lucas" -- "Han Solo" PG "Emilia Clarke" "{}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and \
cmd2_app.completion_matches == ['John Boyega" ']
def test_autcomp_custom_func_list_arg(cmd2_app):
text = 'SW_'
line = 'library show add {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and \
cmd2_app.completion_matches == ['SW_CW', 'SW_REB', 'SW_TCW']
def test_autcomp_custom_func_list_and_dict_arg(cmd2_app):
text = ''
line = 'library show add SW_REB {}'.format(text)
endidx = len(line)
begidx = endidx - len(text)
first_match = complete_tester(text, line, begidx, endidx, cmd2_app)
assert first_match is not None and \
cmd2_app.completion_matches == ['S01E02', 'S01E03', 'S02E01', 'S02E03']
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