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# Copyright (C) 2010 by Canonical Ltd
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
import sys
import bzrlib
from bzrlib import commands, tests
from bzrlib.tests import features
from bzrlib.plugins.bash_completion.bashcomp import *
import os
import subprocess
class BashCompletionMixin(object):
"""Component for testing execution of a bash completion script."""
_test_needs_features = [features.bash_feature]
script = None
def complete(self, words, cword=-1):
"""Perform a bash completion.
:param words: a list of words representing the current command.
:param cword: the current word to complete, defaults to the last one.
"""
if self.script is None:
self.script = self.get_script()
proc = subprocess.Popen([features.bash_feature.path,
'--noprofile'],
stdin=subprocess.PIPE,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
if cword < 0:
cword = len(words) + cword
input = '%s\n' % self.script
input += ('COMP_WORDS=( %s )\n' %
' '.join(["'"+w.replace("'", "'\\''")+"'" for w in words]))
input += 'COMP_CWORD=%d\n' % cword
input += '%s\n' % getattr(self, 'script_name', '_bzr')
input += 'echo ${#COMPREPLY[*]}\n'
input += "IFS=$'\\n'\n"
input += 'echo "${COMPREPLY[*]}"\n'
(out, err) = proc.communicate(input)
if '' != err:
raise AssertionError('Unexpected error message:\n%s' % err)
self.assertEqual('', err, 'No messages to standard error')
#import sys
#print >>sys.stdout, '---\n%s\n---\n%s\n---\n' % (input, out)
lines = out.split('\n')
nlines = int(lines[0])
del lines[0]
self.assertEqual('', lines[-1], 'Newline at end')
del lines[-1]
if nlines == 0 and len(lines) == 1 and lines[0] == '':
del lines[0]
self.assertEqual(nlines, len(lines), 'No newlines in generated words')
self.completion_result = set(lines)
return self.completion_result
def assertCompletionEquals(self, *words):
self.assertEqual(set(words), self.completion_result)
def assertCompletionContains(self, *words):
missing = set(words) - self.completion_result
if missing:
raise AssertionError('Completion should contain %r but it has %r'
% (missing, self.completion_result))
def assertCompletionOmits(self, *words):
surplus = set(words) & self.completion_result
if surplus:
raise AssertionError('Completion should omit %r but it has %r'
% (surplus, res, self.completion_result))
def get_script(self):
commands.install_bzr_command_hooks()
dc = DataCollector()
data = dc.collect()
cg = BashCodeGen(data)
res = cg.function()
return res
class TestBashCompletion(tests.TestCase, BashCompletionMixin):
"""Test bash completions that don't execute bzr."""
def test_simple_scipt(self):
"""Ensure that the test harness works as expected"""
self.script = """
_bzr() {
COMPREPLY=()
# add all words in reverse order, with some markup around them
for ((i = ${#COMP_WORDS[@]}; i > 0; --i)); do
COMPREPLY+=( "-${COMP_WORDS[i-1]}+" )
done
# and append the current word
COMPREPLY+=( "+${COMP_WORDS[COMP_CWORD]}-" )
}
"""
self.complete(['foo', '"bar', "'baz"], cword=1)
self.assertCompletionEquals("-'baz+", '-"bar+', '-foo+', '+"bar-')
def test_cmd_ini(self):
self.complete(['bzr', 'ini'])
self.assertCompletionContains('init', 'init-repo', 'init-repository')
self.assertCompletionOmits('commit')
def test_init_opts(self):
self.complete(['bzr', 'init', '-'])
self.assertCompletionContains('-h', '--2a', '--format=2a')
def test_global_opts(self):
self.complete(['bzr', '-', 'init'], cword=1)
self.assertCompletionContains('--no-plugins', '--builtin')
def test_commit_dashm(self):
self.complete(['bzr', 'commit', '-m'])
self.assertCompletionEquals('-m')
def test_status_negated(self):
self.complete(['bzr', 'status', '--n'])
self.assertCompletionContains('--no-versioned', '--no-verbose')
def test_init_format_any(self):
self.complete(['bzr', 'init', '--format', '=', 'directory'], cword=3)
self.assertCompletionContains('1.9', '2a')
def test_init_format_2(self):
self.complete(['bzr', 'init', '--format', '=', '2', 'directory'],
cword=4)
self.assertCompletionContains('2a')
self.assertCompletionOmits('1.9')
class TestBashCompletionInvoking(tests.TestCaseWithTransport,
BashCompletionMixin):
"""Test bash completions that might execute bzr.
Only the syntax ``$(bzr ...`` is supported so far. The bzr command
will be replaced by the bzr instance running this selftest.
"""
def setUp(self):
super(TestBashCompletionInvoking, self).setUp()
if sys.platform == 'win32':
raise tests.KnownFailure(
'see bug #709104, completion is broken on windows')
def get_script(self):
s = super(TestBashCompletionInvoking, self).get_script()
return s.replace("$(bzr ", "$('%s' " % self.get_bzr_path())
def test_revspec_tag_all(self):
self.requireFeature(features.sed_feature)
wt = self.make_branch_and_tree('.', format='dirstate-tags')
wt.branch.tags.set_tag('tag1', 'null:')
wt.branch.tags.set_tag('tag2', 'null:')
wt.branch.tags.set_tag('3tag', 'null:')
self.complete(['bzr', 'log', '-r', 'tag', ':'])
self.assertCompletionEquals('tag1', 'tag2', '3tag')
def test_revspec_tag_prefix(self):
self.requireFeature(features.sed_feature)
wt = self.make_branch_and_tree('.', format='dirstate-tags')
wt.branch.tags.set_tag('tag1', 'null:')
wt.branch.tags.set_tag('tag2', 'null:')
wt.branch.tags.set_tag('3tag', 'null:')
self.complete(['bzr', 'log', '-r', 'tag', ':', 't'])
self.assertCompletionEquals('tag1', 'tag2')
def test_revspec_tag_spaces(self):
self.requireFeature(features.sed_feature)
wt = self.make_branch_and_tree('.', format='dirstate-tags')
wt.branch.tags.set_tag('tag with spaces', 'null:')
self.complete(['bzr', 'log', '-r', 'tag', ':', 't'])
self.assertCompletionEquals(r'tag\ with\ spaces')
self.complete(['bzr', 'log', '-r', '"tag:t'])
self.assertCompletionEquals('tag:tag with spaces')
self.complete(['bzr', 'log', '-r', "'tag:t"])
self.assertCompletionEquals('tag:tag with spaces')
def test_revspec_tag_endrange(self):
self.requireFeature(features.sed_feature)
wt = self.make_branch_and_tree('.', format='dirstate-tags')
wt.branch.tags.set_tag('tag1', 'null:')
wt.branch.tags.set_tag('tag2', 'null:')
self.complete(['bzr', 'log', '-r', '3..tag', ':', 't'])
self.assertCompletionEquals('tag1', 'tag2')
self.complete(['bzr', 'log', '-r', '"3..tag:t'])
self.assertCompletionEquals('3..tag:tag1', '3..tag:tag2')
self.complete(['bzr', 'log', '-r', "'3..tag:t"])
self.assertCompletionEquals('3..tag:tag1', '3..tag:tag2')
class TestBashCodeGen(tests.TestCase):
def test_command_names(self):
data = CompletionData()
bar = CommandData('bar')
bar.aliases.append('baz')
data.commands.append(bar)
data.commands.append(CommandData('foo'))
cg = BashCodeGen(data)
self.assertEqual('bar baz foo', cg.command_names())
def test_debug_output(self):
data = CompletionData()
self.assertEqual('', BashCodeGen(data, debug=False).debug_output())
self.assertTrue(BashCodeGen(data, debug=True).debug_output())
def test_bzr_version(self):
data = CompletionData()
cg = BashCodeGen(data)
self.assertEqual('%s.' % bzrlib.version_string, cg.bzr_version())
data.plugins['foo'] = PluginData('foo', '1.0')
data.plugins['bar'] = PluginData('bar', '2.0')
cg = BashCodeGen(data)
self.assertEqual('''\
%s and the following plugins:
# bar 2.0
# foo 1.0''' % bzrlib.version_string, cg.bzr_version())
def test_global_options(self):
data = CompletionData()
data.global_options.add('--foo')
data.global_options.add('--bar')
cg = BashCodeGen(data)
self.assertEqual('--bar --foo', cg.global_options())
def test_command_cases(self):
data = CompletionData()
bar = CommandData('bar')
bar.aliases.append('baz')
bar.options.append(OptionData('--opt'))
data.commands.append(bar)
data.commands.append(CommandData('foo'))
cg = BashCodeGen(data)
self.assertEqualDiff('''\
\tbar|baz)
\t\tcmdOpts=( --opt )
\t\t;;
\tfoo)
\t\tcmdOpts=( )
\t\t;;
''', cg.command_cases())
def test_command_case(self):
cmd = CommandData('cmd')
cmd.plugin = PluginData('plugger', '1.0')
bar = OptionData('--bar')
bar.registry_keys = ['that', 'this']
bar.error_messages.append('Some error message')
cmd.options.append(bar)
cmd.options.append(OptionData('--foo'))
data = CompletionData()
data.commands.append(cmd)
cg = BashCodeGen(data)
self.assertEqualDiff('''\
\tcmd)
\t\t# plugin "plugger 1.0"
\t\t# Some error message
\t\tcmdOpts=( --bar=that --bar=this --foo )
\t\tcase $curOpt in
\t\t\t--bar) optEnums=( that this ) ;;
\t\tesac
\t\t;;
''', cg.command_case(cmd))
class TestDataCollector(tests.TestCase):
def setUp(self):
super(TestDataCollector, self).setUp()
commands.install_bzr_command_hooks()
def test_global_options(self):
dc = DataCollector()
dc.global_options()
self.assertSubset(['--no-plugins', '--builtin'],
dc.data.global_options)
def test_commands(self):
dc = DataCollector()
dc.commands()
self.assertSubset(['init', 'init-repo', 'init-repository'],
dc.data.all_command_aliases())
def test_commands_from_plugins(self):
dc = DataCollector()
dc.commands()
self.assertSubset(['bash-completion'],
dc.data.all_command_aliases())
def test_commit_dashm(self):
dc = DataCollector()
cmd = dc.command('commit')
self.assertSubset(['-m'],
[str(o) for o in cmd.options])
def test_status_negated(self):
dc = DataCollector()
cmd = dc.command('status')
self.assertSubset(['--no-versioned', '--no-verbose'],
[str(o) for o in cmd.options])
def test_init_format(self):
dc = DataCollector()
cmd = dc.command('init')
for opt in cmd.options:
if opt.name == '--format':
self.assertSubset(['2a'], opt.registry_keys)
return
raise AssertionError('Option --format not found')
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