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pip/tests/functional/test_completion.py
2014-01-28 19:47:58 -05:00

101 lines
2.8 KiB
Python

import os
def test_completion_for_bash(script):
"""
Test getting completion for bash shell
"""
bash_completion = """\
_pip_completion()
{
COMPREPLY=( $( COMP_WORDS="${COMP_WORDS[*]}" \\
COMP_CWORD=$COMP_CWORD \\
PIP_AUTO_COMPLETE=1 $1 ) )
}
complete -o default -F _pip_completion pip"""
result = script.pip('completion', '--bash')
assert bash_completion in result.stdout, 'bash completion is wrong'
def test_completion_for_zsh(script):
"""
Test getting completion for zsh shell
"""
zsh_completion = """\
function _pip_completion {
local words cword
read -Ac words
read -cn cword
reply=( $( COMP_WORDS="$words[*]" \\
COMP_CWORD=$(( cword-1 )) \\
PIP_AUTO_COMPLETE=1 $words[1] ) )
}
compctl -K _pip_completion pip"""
result = script.pip('completion', '--zsh')
assert zsh_completion in result.stdout, 'zsh completion is wrong'
def test_completion_for_unknown_shell(script):
"""
Test getting completion for an unknown shell
"""
error_msg = 'no such option: --myfooshell'
result = script.pip('completion', '--myfooshell', expect_error=True)
assert error_msg in result.stderr, 'tests for an unknown shell failed'
def test_completion_alone(script):
"""
Test getting completion for none shell, just pip completion
"""
result = script.pip('completion', expect_error=True)
assert 'ERROR: You must pass --bash or --zsh' in result.stderr, \
'completion alone failed -- ' + result.stderr
def setup_completion(script, words, cword):
script.environ = os.environ.copy()
script.environ['PIP_AUTO_COMPLETE'] = '1'
script.environ['COMP_WORDS'] = words
script.environ['COMP_CWORD'] = cword
# expect_error is True because autocomplete exists with 1 status code
result = script.run(
'python', '-c', 'import pip;pip.autocomplete()',
expect_error=True,
)
return result, script
def test_completion_for_un_snippet(script):
"""
Test getting completion for ``un`` should return
uninstall and unzip
"""
res, env = setup_completion(script, 'pip un', '1')
assert res.stdout.strip().split() == ['uninstall', 'unzip'], res.stdout
def test_completion_for_default_parameters(script):
"""
Test getting completion for ``--`` should contain --help
"""
res, env = setup_completion(script, 'pip --', '1')
assert '--help' in res.stdout,\
"autocomplete function could not complete ``--``"
def test_completion_option_for_command(script):
"""
Test getting completion for ``--`` in command (eg. pip search --)
"""
res, env = setup_completion(script, 'pip search --', '2')
assert '--help' in res.stdout,\
"autocomplete function could not complete ``--``"