9b8568c92e
Mozlint provides two main benefits: 1. A common system for defining lints across multiple languages 2. A common interface and result format for running them This commit only adds the core library, it does not add any consumers of mozlint just yet. MozReview-Commit-ID: CSQzq5del5k
76 lines
2.2 KiB
Python
76 lines
2.2 KiB
Python
# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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import os
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import sys
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from unittest import TestCase
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from mozunit import main
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from mozlint import LintRoller, ResultContainer
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from mozlint.errors import LintersNotConfigured, LintException
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here = os.path.abspath(os.path.dirname(__file__))
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class TestLintRoller(TestCase):
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def __init__(self, *args, **kwargs):
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TestCase.__init__(self, *args, **kwargs)
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filedir = os.path.join(here, 'files')
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self.files = [os.path.join(filedir, f) for f in os.listdir(filedir)]
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self.lintdir = os.path.join(here, 'linters')
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names = ('string.lint', 'regex.lint', 'external.lint')
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self.linters = [os.path.join(self.lintdir, n) for n in names]
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def setUp(self):
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TestCase.setUp(self)
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self.lint = LintRoller()
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def test_roll_no_linters_configured(self):
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with self.assertRaises(LintersNotConfigured):
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self.lint.roll(self.files)
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def test_roll_successful(self):
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self.lint.read(self.linters)
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result = self.lint.roll(self.files)
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self.assertEqual(len(result), 1)
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path = result.keys()[0]
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self.assertEqual(os.path.basename(path), 'foobar.js')
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errors = result[path]
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self.assertIsInstance(errors, list)
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self.assertEqual(len(errors), 6)
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container = errors[0]
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self.assertIsInstance(container, ResultContainer)
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self.assertEqual(container.rule, 'no-foobar')
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def test_roll_catch_exception(self):
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self.lint.read(os.path.join(self.lintdir, 'raises.lint'))
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# suppress printed traceback from test output
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old_stderr = sys.stderr
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sys.stderr = open(os.devnull, 'w')
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with self.assertRaises(LintException):
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self.lint.roll(self.files)
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sys.stderr = old_stderr
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def test_roll_with_excluded_path(self):
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self.lint.lintargs = {'exclude': ['**/foobar.js']}
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self.lint.read(self.linters)
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result = self.lint.roll(self.files)
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self.assertEqual(len(result), 0)
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if __name__ == '__main__':
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main()
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