scm: add tests for .mark_for_invalidation(delete=True)

rhodecode/tests/models/test_scm.py

@@ -1,305 +1,318 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2010-2016  RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 import os
 import stat
 import sys
 
 import pytest
 from mock import Mock, patch, DEFAULT
 
 import rhodecode
 from rhodecode.model import db, scm
 
 
 def test_scm_instance_config(backend):
     repo = backend.create_repo()
     with patch.multiple('rhodecode.model.db.Repository',
                         _get_instance=DEFAULT,
                         _get_instance_cached=DEFAULT) as mocks:
         repo.scm_instance()
         mocks['_get_instance'].assert_called_with(
             config=None, cache=False)
 
         config = {'some': 'value'}
         repo.scm_instance(config=config)
         mocks['_get_instance'].assert_called_with(
             config=config, cache=False)
 
         with patch.dict(rhodecode.CONFIG, {'vcs_full_cache': 'true'}):
             repo.scm_instance(config=config)
             mocks['_get_instance_cached'].assert_called()
 
 
 def test__get_instance_config(backend):
     repo = backend.create_repo()
     vcs_class = Mock()
     with patch.multiple('rhodecode.model.db',
                         get_scm=DEFAULT,
                         get_backend=DEFAULT) as mocks:
         mocks['get_scm'].return_value = backend.alias
         mocks['get_backend'].return_value = vcs_class
         with patch('rhodecode.model.db.Repository._config') as config_mock:
             repo._get_instance()
             vcs_class.assert_called_with(
                 repo.repo_full_path, config=config_mock, create=False,
                 with_wire={'cache': True})
 
         new_config = {'override': 'old_config'}
         repo._get_instance(config=new_config)
         vcs_class.assert_called_with(
             repo.repo_full_path, config=new_config, create=False,
             with_wire={'cache': True})
 
 
 def test_mark_for_invalidation_config(backend):
     repo = backend.create_repo()
     with patch('rhodecode.model.db.Repository.update_commit_cache') as _mock:
         scm.ScmModel().mark_for_invalidation(repo.repo_name)
         _, kwargs = _mock.call_args
         assert kwargs['config'].__dict__ == repo._config.__dict__
 
 
+def test_mark_for_invalidation_with_delete_updates_last_commit(backend):
+    commits = [{'message': 'A'}, {'message': 'B'}]
+    repo = backend.create_repo(commits=commits)
+    scm.ScmModel().mark_for_invalidation(repo.repo_name, delete=True)
+    assert repo.changeset_cache['revision'] == 1
+
+
+def test_mark_for_invalidation_with_delete_updates_last_commit_empty(backend):
+    repo = backend.create_repo()
+    scm.ScmModel().mark_for_invalidation(repo.repo_name, delete=True)
+    assert repo.changeset_cache['revision'] == -1
+
+
 def test_strip_with_multiple_heads(backend_hg):
     commits = [
         {'message': 'A'},
         {'message': 'a'},
         {'message': 'b'},
         {'message': 'B', 'parents': ['A']},
         {'message': 'a1'},
     ]
     repo = backend_hg.create_repo(commits=commits)
     commit_ids = backend_hg.commit_ids
 
     model = scm.ScmModel()
     model.strip(repo, commit_ids['b'], branch=None)
 
     vcs_repo = repo.scm_instance()
     rest_commit_ids = [c.raw_id for c in vcs_repo.get_changesets()]
     assert len(rest_commit_ids) == 4
     assert commit_ids['b'] not in rest_commit_ids
 
 
 def test_strip_with_single_heads(backend_hg):
     commits = [
         {'message': 'A'},
         {'message': 'a'},
         {'message': 'b'},
     ]
     repo = backend_hg.create_repo(commits=commits)
     commit_ids = backend_hg.commit_ids
 
     model = scm.ScmModel()
     model.strip(repo, commit_ids['b'], branch=None)
 
     vcs_repo = repo.scm_instance()
     rest_commit_ids = [c.raw_id for c in vcs_repo.get_changesets()]
     assert len(rest_commit_ids) == 2
     assert commit_ids['b'] not in rest_commit_ids
 
 
 def test_get_nodes_returns_unicode_flat(backend_random):
     repo = backend_random.repo
     directories, files = scm.ScmModel().get_nodes(
         repo.repo_name, repo.get_commit(commit_idx=0).raw_id,
         flat=True)
     assert_contains_only_unicode(directories)
     assert_contains_only_unicode(files)
 
 
 def test_get_nodes_returns_unicode_non_flat(backend_random):
     repo = backend_random.repo
     directories, files = scm.ScmModel().get_nodes(
         repo.repo_name, repo.get_commit(commit_idx=0).raw_id,
         flat=False)
     # johbo: Checking only the names for now, since that is the critical
     # part.
     assert_contains_only_unicode([d['name'] for d in directories])
     assert_contains_only_unicode([f['name'] for f in files])
 
 
 def assert_contains_only_unicode(structure):
     assert structure
     for value in structure:
         assert isinstance(value, unicode)
 
 
 @pytest.mark.backends("hg", "git")
 def test_get_non_unicode_reference(backend):
     model = scm.ScmModel()
     non_unicode_list = ["Adını".decode("cp1254")]
 
     def scm_instance():
         return Mock(
             branches=non_unicode_list, bookmarks=non_unicode_list,
             tags=non_unicode_list, alias=backend.alias)
 
     repo = Mock(__class__=db.Repository, scm_instance=scm_instance)
     choices, __ = model.get_repo_landing_revs(repo=repo)
     if backend.alias == 'hg':
         valid_choices = [
             'rev:tip', u'branch:Ad\xc4\xb1n\xc4\xb1',
             u'book:Ad\xc4\xb1n\xc4\xb1', u'tag:Ad\xc4\xb1n\xc4\xb1']
     else:
         valid_choices = [
             'rev:tip', u'branch:Ad\xc4\xb1n\xc4\xb1',
             u'tag:Ad\xc4\xb1n\xc4\xb1']
 
     assert choices == valid_choices
 
 
 class TestInstallSvnHooks(object):
     HOOK_FILES = ('pre-commit', 'post-commit')
 
     def test_new_hooks_are_created(self, backend_svn):
         model = scm.ScmModel()
         repo = backend_svn.create_repo()
         vcs_repo = repo.scm_instance()
         model.install_svn_hooks(vcs_repo)
 
         hooks_path = os.path.join(vcs_repo.path, 'hooks')
         assert os.path.isdir(hooks_path)
         for file_name in self.HOOK_FILES:
             file_path = os.path.join(hooks_path, file_name)
             self._check_hook_file_mode(file_path)
             self._check_hook_file_content(file_path)
 
     def test_rc_hooks_are_replaced(self, backend_svn):
         model = scm.ScmModel()
         repo = backend_svn.create_repo()
         vcs_repo = repo.scm_instance()
         hooks_path = os.path.join(vcs_repo.path, 'hooks')
         file_paths = [os.path.join(hooks_path, f) for f in self.HOOK_FILES]
 
         for file_path in file_paths:
             self._create_fake_hook(
                 file_path, content="RC_HOOK_VER = 'abcde'\n")
 
         model.install_svn_hooks(vcs_repo)
 
         for file_path in file_paths:
             self._check_hook_file_content(file_path)
 
     def test_non_rc_hooks_are_not_replaced_without_force_create(
             self, backend_svn):
         model = scm.ScmModel()
         repo = backend_svn.create_repo()
         vcs_repo = repo.scm_instance()
         hooks_path = os.path.join(vcs_repo.path, 'hooks')
         file_paths = [os.path.join(hooks_path, f) for f in self.HOOK_FILES]
         non_rc_content = "exit 0\n"
 
         for file_path in file_paths:
             self._create_fake_hook(file_path, content=non_rc_content)
 
         model.install_svn_hooks(vcs_repo)
 
         for file_path in file_paths:
             with open(file_path, 'rt') as hook_file:
                 content = hook_file.read()
             assert content == non_rc_content
 
     def test_non_rc_hooks_are_replaced_with_force_create(self, backend_svn):
         model = scm.ScmModel()
         repo = backend_svn.create_repo()
         vcs_repo = repo.scm_instance()
         hooks_path = os.path.join(vcs_repo.path, 'hooks')
         file_paths = [os.path.join(hooks_path, f) for f in self.HOOK_FILES]
         non_rc_content = "exit 0\n"
 
         for file_path in file_paths:
             self._create_fake_hook(file_path, content=non_rc_content)
 
         model.install_svn_hooks(vcs_repo, force_create=True)
 
         for file_path in file_paths:
             self._check_hook_file_content(file_path)
 
     def _check_hook_file_mode(self, file_path):
         assert os.path.exists(file_path)
         stat_info = os.stat(file_path)
 
         file_mode = stat.S_IMODE(stat_info.st_mode)
         expected_mode = int('755', 8)
         assert expected_mode == file_mode
 
     def _check_hook_file_content(self, file_path):
         with open(file_path, 'rt') as hook_file:
             content = hook_file.read()
 
         expected_env = '#!{}'.format(sys.executable)
         expected_rc_version = "\nRC_HOOK_VER = '{}'\n".format(
             rhodecode.__version__)
         assert content.strip().startswith(expected_env)
         assert expected_rc_version in content
 
     def _create_fake_hook(self, file_path, content):
         with open(file_path, 'w') as hook_file:
             hook_file.write(content)
 
 
 class TestCheckRhodecodeHook(object):
 
     @patch('os.path.exists', Mock(return_value=False))
     def test_returns_true_when_no_hook_found(self):
         result = scm._check_rhodecode_hook('/tmp/fake_hook_file.py')
         assert result
 
     @pytest.mark.parametrize("file_content, expected_result", [
         ("RC_HOOK_VER = '3.3.3'\n", True),
         ("RC_HOOK = '3.3.3'\n", False),
     ])
     @patch('os.path.exists', Mock(return_value=True))
     def test_signatures(self, file_content, expected_result):
         hook_content_patcher = patch.object(
             scm, '_read_hook', return_value=file_content)
         with hook_content_patcher:
             result = scm._check_rhodecode_hook('/tmp/fake_hook_file.py')
 
         assert result is expected_result
 
 
 class TestInstallHooks(object):
     def test_hooks_are_installed_for_git_repo(self, backend_git):
         repo = backend_git.create_repo()
         model = scm.ScmModel()
         scm_repo = repo.scm_instance()
         with patch.object(model, 'install_git_hook') as hooks_mock:
             model.install_hooks(scm_repo, repo_type='git')
         hooks_mock.assert_called_once_with(scm_repo)
 
     def test_hooks_are_installed_for_svn_repo(self, backend_svn):
         repo = backend_svn.create_repo()
         scm_repo = repo.scm_instance()
         model = scm.ScmModel()
         with patch.object(scm.ScmModel, 'install_svn_hooks') as hooks_mock:
             model.install_hooks(scm_repo, repo_type='svn')
         hooks_mock.assert_called_once_with(scm_repo)
 
     @pytest.mark.parametrize('hook_method', [
         'install_svn_hooks',
         'install_git_hook'])
     def test_mercurial_doesnt_trigger_hooks(self, backend_hg, hook_method):
         repo = backend_hg.create_repo()
         scm_repo = repo.scm_instance()
         model = scm.ScmModel()
         with patch.object(scm.ScmModel, hook_method) as hooks_mock:
             model.install_hooks(scm_repo, repo_type='hg')
         assert hooks_mock.call_count == 0