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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""Tests for the CLI argument helper interface."""
from __future__ import unicode_literals
import locale
import sys
import unittest
from plaso.lib import errors
from tests.cli import test_lib as cli_test_lib
from tests.cli.helpers import test_lib
class HelperManagerTest(unittest.TestCase):
"""Tests the parsers manager."""
# pylint: disable=protected-access
def testParseNumericOption(self):
"""Tests the _ParseNumericOption function."""
test_helper = test_lib.TestHelper()
expected_integer = 123
options = cli_test_lib.TestOptions()
options.test = expected_integer
integer = test_helper._ParseNumericOption(options, 'test')
self.assertEqual(integer, expected_integer)
options = cli_test_lib.TestOptions()
integer = test_helper._ParseNumericOption(options, 'test')
self.assertIsNone(integer)
integer = test_helper._ParseNumericOption(
options, 'test', default_value=expected_integer)
self.assertEqual(integer, expected_integer)
options = cli_test_lib.TestOptions()
options.test = b'abc'
with self.assertRaises(errors.BadConfigOption):
test_helper._ParseNumericOption(options, 'test')
def testParseStringOption(self):
"""Tests the _ParseStringOption function."""
encoding = sys.stdin.encoding
# Note that sys.stdin.encoding can be None.
if not encoding:
encoding = locale.getpreferredencoding()
test_helper = test_lib.TestHelper()
expected_string = 'Test Unicode string'
options = cli_test_lib.TestOptions()
options.test = expected_string
string = test_helper._ParseStringOption(options, 'test')
self.assertEqual(string, expected_string)
options = cli_test_lib.TestOptions()
string = test_helper._ParseStringOption(options, 'test')
self.assertIsNone(string)
string = test_helper._ParseStringOption(
options, 'test', default_value=expected_string)
self.assertEqual(string, expected_string)
options = cli_test_lib.TestOptions()
options.test = expected_string.encode(encoding)
string = test_helper._ParseStringOption(options, 'test')
self.assertEqual(string, expected_string)
if encoding and encoding == 'UTF-8':
options = cli_test_lib.TestOptions()
options.test = (
b'\xad\xfd\xab\x73\x99\xc7\xb4\x78\xd0\x8c\x8a\xee\x6d\x6a\xcb\x90')
with self.assertRaises(errors.BadConfigOption):
test_helper._ParseStringOption(options, 'test')
if __name__ == '__main__':
unittest.main()
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