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#!/usr/bin/env python
# Copyright 2020 The Chromium Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
"""Tests for protoc_wrapper."""
from __future__ import print_function
import logging
import sys
import unittest
if sys.version_info.major == 2:
from StringIO import StringIO
import mock
else:
from io import StringIO
from unittest import mock
import protoc_wrapper
class ProtocWrapperTest(unittest.TestCase):
@mock.patch('subprocess.call', return_value=0)
def test_minimal_arguments(self, mock_call):
protoc_wrapper.main(
['--proto-in-dir', './', '--protoc', '/foo/protoc', 'foo.proto'])
mock_call.assert_called_once_with(
['/foo/protoc', '--proto_path', '.', './foo.proto'])
@mock.patch('subprocess.call', return_value=0)
def test_kythe_no_out(self, mock_call):
protoc_wrapper.main([
'--proto-in-dir', './', '--enable-kythe-annotation', '--protoc',
'/foo/protoc', 'foo.proto'
])
mock_call.assert_called_once_with(
['/foo/protoc', '--proto_path', '.', './foo.proto'])
@mock.patch('subprocess.call', return_value=0)
def test_kythe_cpp_out_no_options(self, mock_call):
protoc_wrapper.main([
'--proto-in-dir', './', '--enable-kythe-annotation', '--cc-out-dir',
'./bar', '--protoc', '/foo/protoc', 'foo.proto'
])
mock_call.assert_called_once_with([
'/foo/protoc', '--cpp_out',
'annotate_headers,annotation_pragma_name=kythe_metadata,annotation_guard_name=KYTHE_IS_RUNNING:./bar',
'--proto_path', '.', './foo.proto'
])
@mock.patch('subprocess.call', return_value=0)
def test_kythe_cpp_out_with_options(self, mock_call):
protoc_wrapper.main([
'--proto-in-dir', './', '--enable-kythe-annotation', '--cc-options',
'foo=bar:', '--cc-out-dir', './bar', '--protoc', '/foo/protoc',
'foo.proto'
])
mock_call.assert_called_once_with([
'/foo/protoc', '--cpp_out',
'annotate_headers,annotation_pragma_name=kythe_metadata,annotation_guard_name=KYTHE_IS_RUNNING,foo=bar:./bar',
'--proto_path', '.', './foo.proto'
])
@mock.patch('subprocess.call', return_value=0)
def test_kythe_cpp_out_with_options_no_colon(self, mock_call):
protoc_wrapper.main([
'--proto-in-dir', './', '--enable-kythe-annotation', '--cc-options',
'foo=bar', '--cc-out-dir', './bar', '--protoc', '/foo/protoc',
'foo.proto'
])
mock_call.assert_called_once_with([
'/foo/protoc', '--cpp_out',
'annotate_headers,annotation_pragma_name=kythe_metadata,annotation_guard_name=KYTHE_IS_RUNNING,foo=bar:./bar',
'--proto_path', '.', './foo.proto'
])
@mock.patch('subprocess.call', return_value=0)
def test_cpp_out_with_options_no_colon(self, mock_call):
protoc_wrapper.main([
'--proto-in-dir', './', '--cc-options', 'foo=bar:', '--cc-out-dir',
'./bar', '--protoc', '/foo/protoc', 'foo.proto'
])
mock_call.assert_called_once_with([
'/foo/protoc', '--cpp_out', 'foo=bar:./bar', '--proto_path', '.',
'./foo.proto'
])
if __name__ == '__main__':
logging.basicConfig(
level=logging.DEBUG if '-v' in sys.argv else logging.ERROR)
unittest.main()
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