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# -*- coding: utf-8 -*-
try:
# python 2.x
from StringIO import StringIO
except ImportError:
# python 3.x
from io import StringIO
try:
# python 2.x
from mock import patch
except ImportError:
# python 3.x
from unittest.mock import patch # pylint: disable=no-name-in-module, import-error
from gitlint.tests.base import BaseTestCase
from gitlint.lint import GitLinter
from gitlint.rules import RuleViolation
from gitlint.config import LintConfig, LintConfigBuilder
class LintTests(BaseTestCase):
def test_lint_sample1(self):
linter = GitLinter(LintConfig())
gitcontext = self.gitcontext(self.get_sample("commit_message/sample1"))
violations = linter.lint(gitcontext.commits[-1])
expected_errors = [RuleViolation("T3", "Title has trailing punctuation (.)",
u"Commit title contåining 'WIP', as well as trailing punctuation.", 1),
RuleViolation("T5", "Title contains the word 'WIP' (case-insensitive)",
u"Commit title contåining 'WIP', as well as trailing punctuation.", 1),
RuleViolation("B4", "Second line is not empty", "This line should be empty", 2),
RuleViolation("B1", "Line exceeds max length (135>80)",
"This is the first line of the commit message body and it is meant to test " +
"a line that exceeds the maximum line length of 80 characters.", 3),
RuleViolation("B2", "Line has trailing whitespace", u"This line has a tråiling space. ", 4),
RuleViolation("B2", "Line has trailing whitespace", "This line has a trailing tab.\t", 5),
RuleViolation("B3", "Line contains hard tab characters (\\t)",
"This line has a trailing tab.\t", 5)]
self.assertListEqual(violations, expected_errors)
def test_lint_sample2(self):
linter = GitLinter(LintConfig())
gitcontext = self.gitcontext(self.get_sample("commit_message/sample2"))
violations = linter.lint(gitcontext.commits[-1])
expected = [RuleViolation("T5", "Title contains the word 'WIP' (case-insensitive)",
u"Just a title contåining WIP", 1),
RuleViolation("B6", "Body message is missing", None, 3)]
self.assertListEqual(violations, expected)
def test_lint_sample3(self):
linter = GitLinter(LintConfig())
gitcontext = self.gitcontext(self.get_sample("commit_message/sample3"))
violations = linter.lint(gitcontext.commits[-1])
title = u" Commit title containing 'WIP', \tleading and tråiling whitespace and longer than 72 characters."
expected = [RuleViolation("T1", "Title exceeds max length (95>72)", title, 1),
RuleViolation("T3", "Title has trailing punctuation (.)", title, 1),
RuleViolation("T4", "Title contains hard tab characters (\\t)", title, 1),
RuleViolation("T5", "Title contains the word 'WIP' (case-insensitive)", title, 1),
RuleViolation("T6", "Title has leading whitespace", title, 1),
RuleViolation("B4", "Second line is not empty", "This line should be empty", 2),
RuleViolation("B1", "Line exceeds max length (101>80)",
u"This is the first line is meånt to test a line that exceeds the maximum line " +
"length of 80 characters.", 3),
RuleViolation("B2", "Line has trailing whitespace", "This line has a trailing space. ", 4),
RuleViolation("B2", "Line has trailing whitespace", u"This line has a tråiling tab.\t", 5),
RuleViolation("B3", "Line contains hard tab characters (\\t)",
u"This line has a tråiling tab.\t", 5)]
self.assertListEqual(violations, expected)
def test_lint_sample4(self):
commit = self.gitcommit(self.get_sample("commit_message/sample4"))
config_builder = LintConfigBuilder()
config_builder.set_config_from_commit(commit)
linter = GitLinter(config_builder.build())
violations = linter.lint(commit)
# expect no violations because sample4 has a 'gitlint: disable line'
expected = []
self.assertListEqual(violations, expected)
def test_lint_sample5(self):
commit = self.gitcommit(self.get_sample("commit_message/sample5"))
config_builder = LintConfigBuilder()
config_builder.set_config_from_commit(commit)
linter = GitLinter(config_builder.build())
violations = linter.lint(commit)
title = u" Commit title containing 'WIP', \tleading and tråiling whitespace and longer than 72 characters."
# expect only certain violations because sample5 has a 'gitlint-ignore: T3, T6, body-max-line-length'
expected = [RuleViolation("T1", "Title exceeds max length (95>72)", title, 1),
RuleViolation("T4", "Title contains hard tab characters (\\t)", title, 1),
RuleViolation("T5", "Title contains the word 'WIP' (case-insensitive)", title, 1),
RuleViolation("B4", "Second line is not empty", u"This line should be ëmpty", 2),
RuleViolation("B2", "Line has trailing whitespace", u"This line has a tråiling space. ", 4),
RuleViolation("B2", "Line has trailing whitespace", "This line has a trailing tab.\t", 5),
RuleViolation("B3", "Line contains hard tab characters (\\t)",
"This line has a trailing tab.\t", 5)]
self.assertListEqual(violations, expected)
def test_lint_meta(self):
""" Lint sample2 but also add some metadata to the commit so we that get's linted as well """
linter = GitLinter(LintConfig())
gitcontext = self.gitcontext(self.get_sample("commit_message/sample2"))
gitcontext.commits[0].author_email = u"foo bår"
violations = linter.lint(gitcontext.commits[-1])
expected = [RuleViolation("M1", "Author email for commit is invalid", u"foo bår", None),
RuleViolation("T5", "Title contains the word 'WIP' (case-insensitive)",
u"Just a title contåining WIP", 1),
RuleViolation("B6", "Body message is missing", None, 3)]
self.assertListEqual(violations, expected)
def test_lint_ignore(self):
lint_config = LintConfig()
lint_config.ignore = ["T1", "T3", "T4", "T5", "T6", "B1", "B2"]
linter = GitLinter(lint_config)
violations = linter.lint(self.gitcommit(self.get_sample("commit_message/sample3")))
expected = [RuleViolation("B4", "Second line is not empty", "This line should be empty", 2),
RuleViolation("B3", "Line contains hard tab characters (\\t)",
u"This line has a tråiling tab.\t", 5)]
self.assertListEqual(violations, expected)
def test_lint_configuration_rule(self):
# Test that all rules are ignored because of matching regex
lint_config = LintConfig()
lint_config.set_rule_option("I1", "regex", "^Just a title(.*)")
linter = GitLinter(lint_config)
violations = linter.lint(self.gitcommit(self.get_sample("commit_message/sample2")))
self.assertListEqual(violations, [])
# Test ignoring only certain rules
lint_config = LintConfig()
lint_config.set_rule_option("I1", "regex", "^Just a title(.*)")
lint_config.set_rule_option("I1", "ignore", "B6")
linter = GitLinter(lint_config)
violations = linter.lint(self.gitcommit(self.get_sample("commit_message/sample2")))
# Normally we'd expect a B6 violation, but that one is skipped because of the specific ignore set above
expected = [RuleViolation("T5", "Title contains the word 'WIP' (case-insensitive)",
u"Just a title contåining WIP", 1)]
self.assertListEqual(violations, expected)
def test_lint_special_commit(self):
for commit_type in ["merge", "revert", "squash", "fixup"]:
commit = self.gitcommit(self.get_sample("commit_message/{0}".format(commit_type)))
lintconfig = LintConfig()
linter = GitLinter(lintconfig)
violations = linter.lint(commit)
# Even though there are a number of violations in the commit message, they are ignored because
# we are dealing with a merge commit
self.assertListEqual(violations, [])
# Check that we do see violations if we disable 'ignore-merge-commits'
setattr(lintconfig, "ignore_{0}_commits".format(commit_type), False)
linter = GitLinter(lintconfig)
violations = linter.lint(commit)
self.assertTrue(len(violations) > 0)
def test_print_violations(self):
violations = [RuleViolation("RULE_ID_1", u"Error Messåge 1", "Violating Content 1", None),
RuleViolation("RULE_ID_2", "Error Message 2", u"Violåting Content 2", 2)]
linter = GitLinter(LintConfig())
# test output with increasing verbosity
with patch('gitlint.display.stderr', new=StringIO()) as stderr:
linter.config.verbosity = 0
linter.print_violations(violations)
self.assertEqual("", stderr.getvalue())
with patch('gitlint.display.stderr', new=StringIO()) as stderr:
linter.config.verbosity = 1
linter.print_violations(violations)
expected = u"-: RULE_ID_1\n2: RULE_ID_2\n"
self.assertEqual(expected, stderr.getvalue())
with patch('gitlint.display.stderr', new=StringIO()) as stderr:
linter.config.verbosity = 2
linter.print_violations(violations)
expected = u"-: RULE_ID_1 Error Messåge 1\n2: RULE_ID_2 Error Message 2\n"
self.assertEqual(expected, stderr.getvalue())
with patch('gitlint.display.stderr', new=StringIO()) as stderr:
linter.config.verbosity = 3
linter.print_violations(violations)
expected = u"-: RULE_ID_1 Error Messåge 1: \"Violating Content 1\"\n" + \
u"2: RULE_ID_2 Error Message 2: \"Violåting Content 2\"\n"
self.assertEqual(expected, stderr.getvalue())
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