Implemented testcases for gbs changelog.

Change-Id: Ie2909f33a443e888ce29be5f2dfde0847b291fe2

diff --git a/tests/test_changelog.py b/tests/test_changelog.py
new file mode 100644 (file)
index 0000000..905c430
--- /dev/null
+++ b/tests/test_changelog.py
@@ -0,0 +1,165 @@
+#!/usr/bin/python -tt
+# vim: ai ts=4 sts=4 et sw=4
+#
+# Copyright (c) 2012 Intel, Inc.
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the Free
+# Software Foundation; version 2 of the License
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+# or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# for more details.
+#
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write to the Free Software Foundation, Inc., 59
+# Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""Functionality tests for gbs changelog."""
+
+import os
+import shutil
+import unittest
+import tempfile
+import imp
+import datetime
+import time
+
+from nose.tools import eq_, raises
+
+from gbp.git.repository import GitRepository
+
+from gitbuildsys import cmd_changelog
+
+GBS = imp.load_source("gbs", "./tools/gbs").Gbs().main
+ENV = {}
+
+def setup_module():
+    """One setup for all tests."""
+
+    ENV["cwd"] = os.getcwd()
+    tmp = tempfile.mkdtemp(prefix="test-gbs-changelog-")
+    shutil.copy('.gbs.conf', tmp)
+    os.chdir(tmp)
+    ENV["dir"] = tmp
+
+    # Create git repo
+    repo = GitRepository.create('.')
+    author = repo.get_author_info()
+    ENV["repo"] = repo
+    ENV["name"] = author.name
+    ENV["email"] = author.email
+
+    # Make 3 commits
+    for num in (1, 2, 3):
+        with open("file", "w") as fobj:
+            fobj.write("content %d" % num)
+        time.sleep(1) # Sleep to make commit timestamps differ
+        repo.add_files(repo.path, untracked=True)
+        repo.commit_files(files="file", msg="change %d" % num)
+
+    ENV["date"] = datetime.datetime.now().strftime("%a %b %d %Y")
+    commits = sorted(repo.get_commits(options=['--pretty=format:%at %H']),
+                     reverse=True)
+
+    ENV["commits"] = [item.split()[-1] for item in commits]
+
+def teardown_module():
+    """Cleanup test directory."""
+    shutil.rmtree(ENV["dir"])
+    os.chdir(ENV["cwd"])
+
+
+class TestChangelog(unittest.TestCase):
+    """Test help output of gbs commands"""
+
+    def __init__(self, method):
+        super(TestChangelog, self).__init__(method)
+        self.changes = 'packaging/test.changes'
+        self.spec = 'packaging/test.spec'
+
+    def setUp(self):
+        os.chdir(ENV["dir"])
+
+        # [Re]create packaging/test.spec
+        shutil.rmtree('packaging', ignore_errors=True)
+        os.mkdir('packaging')
+        open("packaging/test.spec", "w").close()
+
+        cmd_changelog.EDITOR = "sleep 1 && touch"
+
+    def test_new_changes(self):
+        """Test generating new .changes."""
+        eq_(GBS(argv=["gbs", "changelog"]), None)
+        eq_(open(self.changes).read(),
+            "* %s %s <%s> %s\n- change 3\n- change 2\n- change 1\n\n" % \
+            (ENV["date"], ENV["name"], ENV["email"], ENV["commits"][0][:7]))
+
+    def test_new_changes_with_content(self):
+        """Test generating new .changes with specific content."""
+        eq_(GBS(argv=["gbs", "changelog", "-m", "new .changes"]), None)
+        eq_(open(self.changes).read(),
+            "* %s %s <%s> %s\n- new .changes\n\n" % \
+            (ENV["date"], ENV["name"], ENV["email"], ENV["commits"][0][:7]))
+
+    def test_update_changes(self):
+        """Test updating existing .changes."""
+        # create test.changes
+        init = "* %s name <email@some.domain> %s\n- init\n\n" % \
+               (ENV["date"], ENV["commits"][-1][:7])
+        with open(self.changes, "w") as changes:
+            changes.write(init)
+
+        eq_(GBS(argv=["gbs", "changelog"]), None)
+        expected = "* %s %s <%s> %s\n- change 3\n- change 2\n\n" % \
+                   (ENV["date"], ENV["name"], ENV["email"],
+                    ENV["commits"][0][:7])
+        eq_(open(self.changes).read(), expected+init)
+
+    def test_since(self):
+        """Test --since command line option."""
+        eq_(GBS(argv=["gbs", "changelog", "--since", ENV["commits"][1]]), None)
+        eq_(open(self.changes).read(),
+            "* %s %s <%s> %s\n- change 3\n\n" % \
+            (ENV["date"], ENV["name"], ENV["email"], ENV["commits"][0][:7]))
+
+    @staticmethod
+    def test_not_updated():
+        """Test normal exit when changelog is not updated."""
+        cmd_changelog.EDITOR = "true"
+        eq_(GBS(argv=["gbs ", "changelog"]), None)
+
+    @staticmethod
+    @raises(SystemExit)
+    def test_no_new_changes():
+        """Test failure when no new changes can be generated."""
+        eq_(GBS(argv=["gbs", "changelog"]), None)
+        GBS(argv=["gbs", "changelog"])
+
+    @staticmethod
+    @raises(SystemExit)
+    def test_wrong_since():
+        """Test failure with wrong --since value."""
+        GBS(argv=["gbs", "changelog", "--since", "bla"])
+
+    @raises(SystemExit)
+    def test_non_existent_commit(self):
+        """Test failure with wrong commit id in the changelog."""
+        with open(self.changes, "w") as changes:
+            changes.write("* Wed Aug 22 2012 test <test@otctools.jf.intel.com> "
+                          "xxxxxx\n- change 3\n\n")
+        GBS(argv=["gbs", "changelog"])
+
+    @staticmethod
+    @raises(SystemExit)
+    def test_not_in_git_repository():
+        """Test failure when run not in git repo."""
+        os.chdir('..')
+        GBS(argv=["gbs", "changelog"])
+
+    @raises(SystemExit)
+    def test_no_spec(self):
+        """Test failure when there is not spec in packaging dir."""
+        os.unlink(self.spec)
+        GBS(argv=["gbs", "changelog"])