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* [gentoo-commits] proj/portage:master commit in: repoman/pym/repoman/tests/simple/, repoman/pym/repoman/, ...
@ 2018-02-27 19:07 99% Michał Górny
  0 siblings, 0 replies; 1+ results
From: Michał Górny @ 2018-02-27 19:07 UTC (permalink / raw
  To: gentoo-commits

commit:     59117bcb1793a6e99b8693eabb18cc891c12f962
Author:     Michał Górny <mgorny <AT> gentoo <DOT> org>
AuthorDate: Fri Feb  2 22:50:06 2018 +0000
Commit:     Michał Górny <mgorny <AT> gentoo <DOT> org>
CommitDate: Tue Feb 27 19:06:30 2018 +0000
URL:        https://gitweb.gentoo.org/proj/portage.git/commit/?id=59117bcb

repoman: Add commit message verification

Add a check for common mistakes in commit messages. For now, it is
pretty rough and works only for -m/-F. It will be extended to work
in the interactive mode in the future.

Reviewed-by: Brian Dolbec <dolsen <AT> gentoo.org>

 repoman/pym/repoman/actions.py                     |  74 +++++++++++++-
 repoman/pym/repoman/tests/commit/__init__.py       |   2 +
 repoman/pym/repoman/tests/commit/__test__.py       |   1 +
 repoman/pym/repoman/tests/commit/test_commitmsg.py | 109 +++++++++++++++++++++
 repoman/pym/repoman/tests/simple/test_simple.py    |   8 +-
 5 files changed, 189 insertions(+), 5 deletions(-)

diff --git a/repoman/pym/repoman/actions.py b/repoman/pym/repoman/actions.py
index b76a6e466..57b528312 100644
--- a/repoman/pym/repoman/actions.py
+++ b/repoman/pym/repoman/actions.py
@@ -119,7 +119,16 @@ class Actions(object):
 			if commitmessage[:9].lower() in ("cat/pkg: ",):
 				commitmessage = self.msg_prefix() + commitmessage[9:]
 
-		if not commitmessage or not commitmessage.strip():
+		if commitmessage is not None and commitmessage.strip():
+			res, expl = self.verify_commit_message(commitmessage)
+			if not res:
+				print(bad("RepoMan does not like your commit message:"))
+				print(expl)
+				if self.options.force:
+					print('(but proceeding due to --force)')
+				else:
+					sys.exit(1)
+		else:
 			commitmessage = self.get_new_commit_message(qa_output)
 
 		commitmessage = commitmessage.rstrip()
@@ -585,3 +594,66 @@ class Actions(object):
 			print("* no commit message?  aborting commit.")
 			sys.exit(1)
 		return commitmessage
+
+	@staticmethod
+	def verify_commit_message(msg):
+		"""
+		Check whether the message roughly complies with GLEP66. Returns
+		(True, None) if it does, (False, <explanation>) if it does not.
+		"""
+
+		problems = []
+		paras = msg.strip().split('\n\n')
+		summary = paras.pop(0)
+
+		if ':' not in summary:
+			problems.append('summary line must start with a logical unit name, e.g. "cat/pkg:"')
+		if '\n' in summary.strip():
+			problems.append('commit message must start with a *single* line of summary, followed by empty line')
+		# accept 69 overall or unit+50, in case of very long package names
+		elif len(summary.strip()) > 69 and len(summary.split(':', 1)[-1]) > 50:
+			problems.append('summary line is too long (max 69 characters)')
+
+		multiple_footers = False
+		gentoo_bug_used = False
+		bug_closes_without_url = False
+		body_too_long = False
+
+		footer_re = re.compile(r'^[\w-]+:')
+
+		found_footer = False
+		for p in paras:
+			lines = p.splitlines()
+			# if all lines look like footer material, we assume it's footer
+			# else, we assume it's body text
+			if all(footer_re.match(l) for l in lines if l.strip()):
+				# multiple footer-like blocks?
+				if found_footer:
+					multiple_footers = True
+				found_footer = True
+				for l in lines:
+					if l.startswith('Gentoo-Bug'):
+						gentoo_bug_used = True
+					elif l.startswith('Bug:') or l.startswith('Closes:'):
+						if 'http://' not in l and 'https://' not in l:
+							bug_closes_without_url = True
+			else:
+				for l in lines:
+					# we recommend wrapping at 72 but accept up to 80;
+					# do not complain if we have single word (usually
+					# it means very long URL)
+					if len(l.strip()) > 80 and len(l.split()) > 1:
+						body_too_long = True
+
+		if multiple_footers:
+			problems.append('multiple footer-style blocks found, please combine them into one')
+		if gentoo_bug_used:
+			problems.append('please replace Gentoo-Bug with GLEP 66-compliant Bug/Closes')
+		if bug_closes_without_url:
+			problems.append('Bug/Closes footers require full URL')
+		if body_too_long:
+			problems.append('body lines should be wrapped at 72 (max 80) characters')
+
+		if problems:
+			return (False, '\n'.join('- %s' % x for x in problems))
+		return (True, None)

diff --git a/repoman/pym/repoman/tests/commit/__init__.py b/repoman/pym/repoman/tests/commit/__init__.py
new file mode 100644
index 000000000..d74fd94a7
--- /dev/null
+++ b/repoman/pym/repoman/tests/commit/__init__.py
@@ -0,0 +1,2 @@
+# Copyright 2011-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2

diff --git a/repoman/pym/repoman/tests/commit/__test__.py b/repoman/pym/repoman/tests/commit/__test__.py
new file mode 100644
index 000000000..8b1378917
--- /dev/null
+++ b/repoman/pym/repoman/tests/commit/__test__.py
@@ -0,0 +1 @@
+

diff --git a/repoman/pym/repoman/tests/commit/test_commitmsg.py b/repoman/pym/repoman/tests/commit/test_commitmsg.py
new file mode 100644
index 000000000..a734c1065
--- /dev/null
+++ b/repoman/pym/repoman/tests/commit/test_commitmsg.py
@@ -0,0 +1,109 @@
+# Copyright 2011-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+from repoman.actions import Actions
+from repoman.tests import TestCase
+
+
+class CommitMessageVerificationTest(TestCase):
+	def assertGood(self, commitmsg):
+		res, expl = Actions.verify_commit_message(commitmsg)
+		self.assertTrue(res,
+				'''Commit message verification failed for:
+%s
+
+Error:
+%s''' % (commitmsg, expl))
+
+	def assertBad(self, commitmsg, reason_re):
+		res, expl = Actions.verify_commit_message(commitmsg)
+		self.assertFalse(res,
+				'''Commit message verification succeeded unexpectedly, for:
+%s
+
+Expected: /%s/''' % (commitmsg, reason_re))
+		self.assertNotIn('\n', expl.strip(),
+				'''Commit message verification returned multiple errors (one expected):
+%s
+
+Expected: /%s/
+Errors:
+%s''' % (commitmsg, reason_re, expl))
+		self.assertRegexpMatches(expl, reason_re,
+				'''Commit message verification did not return expected error, for:
+%s
+
+Expected: /%s/
+Errors:
+%s''' % (commitmsg, reason_re, expl))
+
+	def test_summary_only(self):
+		self.assertGood('dev-foo/bar: Actually good commit message')
+
+	def test_summary_and_body(self):
+		self.assertGood('''dev-foo/bar: Good commit message
+
+Extended description goes here and is properly wrapped at 72 characters
+which is very nice and blah blah.
+
+Another paragraph for the sake of having one.''')
+
+	def test_summary_and_footer(self):
+		self.assertGood('''dev-foo/bar: Good commit message
+
+Closes: https://bugs.gentoo.org/NNNNNN''')
+
+	def test_summary_body_and_footer(self):
+		self.assertGood('''dev-foo/bar: Good commit message
+
+Extended description goes here and is properly wrapped at 72 characters
+which is very nice and blah blah.
+
+Another paragraph for the sake of having one.
+
+Closes: https://bugs.gentoo.org/NNNNNN''')
+
+	def test_summary_without_unit_name(self):
+		self.assertBad('Version bump', r'summary.*logical unit name')
+
+	def test_multiline_summary(self):
+		self.assertBad('''dev-foo/bar: Commit message with very long summary
+that got wrapped because of length''', r'single.*line.*summary')
+
+	def test_overlong_summary(self):
+		self.assertBad('dev-foo/bar: Commit message with very long summary \
+in a single line that should trigger an explicit error',
+				r'summary.*too long')
+
+	def test_summary_with_very_long_package_name(self):
+		self.assertGood('dev-foo/foo-bar-bar-baz-bar-bar-foo-bar-bar-\
+baz-foo-baz-baz-foo: We do not fail because pkgname was long')
+
+	def test_multiple_footers(self):
+		self.assertBad('''dev-foo/bar: Good summary
+
+Bug: https://bugs.gentoo.org/NNNNNN
+
+Closes: https://github.com/gentoo/gentoo/pull/NNNN''', r'multiple footer')
+
+	def test_gentoo_bug(self):
+		self.assertBad('''dev-foo/bar: Good summary
+
+Gentoo-Bug: NNNNNN''', r'Gentoo-Bug')
+
+	def test_bug_with_number(self):
+		self.assertBad('''dev-foo/bar: Good summary
+
+Bug: NNNNNN''', r'Bug.*full URL')
+
+	def test_closes_with_number(self):
+		self.assertBad('''dev-foo/bar: Good summary
+
+Closes: NNNNNN''', r'Closes.*full URL')
+
+	def test_body_too_long(self):
+		self.assertBad('''dev-foo/bar: Good summary
+
+But the body is not wrapped properly and has very long lines that are \
+very hard to read and blah blah blah
+blah blah.''', r'body.*wrapped')

diff --git a/repoman/pym/repoman/tests/simple/test_simple.py b/repoman/pym/repoman/tests/simple/test_simple.py
index a24e0d5a3..3d7a70ad0 100644
--- a/repoman/pym/repoman/tests/simple/test_simple.py
+++ b/repoman/pym/repoman/tests/simple/test_simple.py
@@ -1,4 +1,4 @@
-# Copyright 2011-2015 Gentoo Foundation
+# Copyright 2011-2018 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
 
 import subprocess
@@ -194,13 +194,13 @@ class SimpleRepomanTestCase(TestCase):
 			("", repoman_cmd + ("full", "-d")),
 			("", cp_cmd + (test_ebuild, test_ebuild[:-8] + "2.ebuild")),
 			("", git_cmd + ("add", test_ebuild[:-8] + "2.ebuild")),
-			("", repoman_cmd + ("commit", "-m", "bump to version 2")),
+			("", repoman_cmd + ("commit", "-m", "cat/pkg: bump to version 2")),
 			("", cp_cmd + (test_ebuild, test_ebuild[:-8] + "3.ebuild")),
 			("", git_cmd + ("add", test_ebuild[:-8] + "3.ebuild")),
-			("dev-libs", repoman_cmd + ("commit", "-m", "bump to version 3")),
+			("dev-libs", repoman_cmd + ("commit", "-m", "cat/pkg: bump to version 3")),
 			("", cp_cmd + (test_ebuild, test_ebuild[:-8] + "4.ebuild")),
 			("", git_cmd + ("add", test_ebuild[:-8] + "4.ebuild")),
-			("dev-libs/A", repoman_cmd + ("commit", "-m", "bump to version 4")),
+			("dev-libs/A", repoman_cmd + ("commit", "-m", "cat/pkg: bump to version 4")),
 		)
 
 		env = {


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