111 lines
3.5 KiB
Python
Executable File
111 lines
3.5 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# Copyright 2020 The Chromium OS Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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"""Tests for revert_checker."""
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from __future__ import print_function
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# pylint: disable=cros-logging-import
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import logging
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import unittest
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import llvm_project
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import revert_checker
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# pylint: disable=protected-access
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class _SilencingFilter(object):
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"""Silences all log messages.
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Also collects info about log messages that would've been emitted.
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"""
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def __init__(self):
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self.messages = []
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def filter(self, record):
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self.messages.append(record.getMessage())
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return 0
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class Test(unittest.TestCase):
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"""Tests for revert_checker."""
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def silence_logging(self):
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root = logging.getLogger()
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filt = _SilencingFilter()
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root.addFilter(filt)
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self.addCleanup(root.removeFilter, filt)
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return filt
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def test_known_log_stream(self):
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start_sha = 'e241573d5972d34a323fa5c64774c4207340beb3'
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end_sha = 'a7a37517751ffb0f5529011b4ba96e67fcb27510'
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commits = [
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revert_checker._LogEntry(
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'e241573d5972d34a323fa5c64774c4207340beb3', '\n'.join((
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'[mlir] NFC: remove IntegerValueSet / MutableIntegerSet',
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'',
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'Summary:',
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'- these are unused and really not needed now given flat '
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'affine',
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' constraints',
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'',
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'Differential Revision: https://reviews.llvm.org/D75792',
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))),
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revert_checker._LogEntry(
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'97572fa6e9daecd648873496fd11f7d1e25a55f0',
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'[NFC] use hasAnyOperatorName and hasAnyOverloadedOperatorName '
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'functions in clang-tidy matchers',
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),
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]
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logs = list(
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revert_checker._log_stream(
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llvm_project.get_location(),
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root_sha=start_sha,
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end_at_sha=end_sha,
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))
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self.assertEqual(commits, logs)
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def test_reverted_noncommit_object_is_a_nop(self):
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log_filter = self.silence_logging()
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# c9944df916e41b1014dff5f6f75d52297b48ecdc mentions reverting a non-commit
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# object. It sits between the given base_ref and root.
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reverts = revert_checker.find_reverts(
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git_dir=llvm_project.get_location(),
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across_ref='c9944df916e41b1014dff5f6f75d52297b48ecdc~',
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root='c9944df916e41b1014dff5f6f75d52297b48ecdc')
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self.assertEqual(reverts, [])
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complaint = ('Failed to resolve reverted object '
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'edd18355be574122aaa9abf58c15d8c50fb085a1')
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self.assertTrue(
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any(x.startswith(complaint) for x in log_filter.messages),
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log_filter.messages)
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def test_known_reverts_across_previous_llvm_next_rev(self):
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# c9944df916e41b1014dff5f6f75d52297b48ecdc mentions reverting a non-commit
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# object. It sits between the given base_ref and root.
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reverts = revert_checker.find_reverts(
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git_dir=llvm_project.get_location(),
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across_ref='c47f971694be0159ffddfee8a75ae515eba91439',
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root='9f981e9adf9c8d29bb80306daf08d2770263ade6')
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self.assertEqual(reverts, [
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revert_checker.Revert(
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sha='9f981e9adf9c8d29bb80306daf08d2770263ade6',
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reverted_sha='4060016fce3e6a0b926ee9fc59e440a612d3a2ec'),
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revert_checker.Revert(
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sha='4e0fe038f438ae1679eae9e156e1f248595b2373',
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reverted_sha='65b21282c710afe9c275778820c6e3c1cf46734b'),
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])
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if __name__ == '__main__':
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llvm_project.ensure_up_to_date()
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unittest.main()
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