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# Copyright (C) 2018 Google Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tests for the completion module."""
from fire import completion
from fire import test_components as tc
from fire import testutils
class TabCompletionTest(testutils.BaseTestCase):
def testCompletionBashScript(self):
# A sanity check test to make sure the bash completion script satisfies
# some basic assumptions.
commands = [
['run'],
['halt'],
['halt', '--now'],
]
script = completion._BashScript(name='command', commands=commands) # pylint: disable=protected-access
self.assertIn('command', script)
self.assertIn('halt', script)
for last_command in ['command', 'halt']:
self.assertIn(f'{last_command})', script)
def testCompletionFishScript(self):
# A sanity check test to make sure the fish completion script satisfies
# some basic assumptions.
commands = [
['run'],
['halt'],
['halt', '--now'],
]
script = completion._FishScript(name='command', commands=commands) # pylint: disable=protected-access
self.assertIn('command', script)
self.assertIn('halt', script)
self.assertIn('-l now', script)
def testFnCompletions(self):
def example(one, two, three):
return one, two, three
completions = completion.Completions(example)
self.assertIn('--one', completions)
self.assertIn('--two', completions)
self.assertIn('--three', completions)
def testListCompletions(self):
completions = completion.Completions(['red', 'green', 'blue'])
self.assertIn('0', completions)
self.assertIn('1', completions)
self.assertIn('2', completions)
self.assertNotIn('3', completions)
def testDictCompletions(self):
colors = {
'red': 'green',
'blue': 'yellow',
'_rainbow': True,
}
completions = completion.Completions(colors)
self.assertIn('red', completions)
self.assertIn('blue', completions)
self.assertNotIn('green', completions)
self.assertNotIn('yellow', completions)
self.assertNotIn('_rainbow', completions)
self.assertNotIn('True', completions)
self.assertNotIn(True, completions)
def testDictCompletionsVerbose(self):
colors = {
'red': 'green',
'blue': 'yellow',
'_rainbow': True,
}
completions = completion.Completions(colors, verbose=True)
self.assertIn('red', completions)
self.assertIn('blue', completions)
self.assertNotIn('green', completions)
self.assertNotIn('yellow', completions)
self.assertIn('_rainbow', completions)
self.assertNotIn('True', completions)
self.assertNotIn(True, completions)
def testDeepDictCompletions(self):
deepdict = {'level1': {'level2': {'level3': {'level4': {}}}}}
completions = completion.Completions(deepdict)
self.assertIn('level1', completions)
self.assertNotIn('level2', completions)
def testDeepDictScript(self):
deepdict = {'level1': {'level2': {'level3': {'level4': {}}}}}
script = completion.Script('deepdict', deepdict)
self.assertIn('level1', script)
self.assertIn('level2', script)
self.assertIn('level3', script)
self.assertNotIn('level4', script) # The default depth is 3.
def testFnScript(self):
script = completion.Script('identity', tc.identity)
self.assertIn('--arg1', script)
self.assertIn('--arg2', script)
self.assertIn('--arg3', script)
self.assertIn('--arg4', script)
def testClassScript(self):
script = completion.Script('', tc.MixedDefaults)
self.assertIn('ten', script)
self.assertIn('sum', script)
self.assertIn('identity', script)
self.assertIn('--alpha', script)
self.assertIn('--beta', script)
def testDeepDictFishScript(self):
deepdict = {'level1': {'level2': {'level3': {'level4': {}}}}}
script = completion.Script('deepdict', deepdict, shell='fish')
self.assertIn('level1', script)
self.assertIn('level2', script)
self.assertIn('level3', script)
self.assertNotIn('level4', script) # The default depth is 3.
def testFnFishScript(self):
script = completion.Script('identity', tc.identity, shell='fish')
self.assertIn('arg1', script)
self.assertIn('arg2', script)
self.assertIn('arg3', script)
self.assertIn('arg4', script)
def testClassFishScript(self):
script = completion.Script('', tc.MixedDefaults, shell='fish')
self.assertIn('ten', script)
self.assertIn('sum', script)
self.assertIn('identity', script)
self.assertIn('alpha', script)
self.assertIn('beta', script)
def testNonStringDictCompletions(self):
completions = completion.Completions({
10: 'green',
3.14: 'yellow',
('t1', 't2'): 'pink',
})
self.assertIn('10', completions)
self.assertIn('3.14', completions)
self.assertIn("('t1', 't2')", completions)
self.assertNotIn('green', completions)
self.assertNotIn('yellow', completions)
self.assertNotIn('pink', completions)
def testGeneratorCompletions(self):
def generator():
x = 0
while True:
yield x
x += 1
completions = completion.Completions(generator())
self.assertEqual(completions, [])
def testClassCompletions(self):
completions = completion.Completions(tc.NoDefaults)
self.assertEqual(completions, [])
def testObjectCompletions(self):
completions = completion.Completions(tc.NoDefaults())
self.assertIn('double', completions)
self.assertIn('triple', completions)
def testMethodCompletions(self):
completions = completion.Completions(tc.NoDefaults().double)
self.assertNotIn('--self', completions)
self.assertIn('--count', completions)
if __name__ == '__main__':
testutils.main()
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