--force flag to recover from remote force-push

[git-cache] / test_git_cache.py

diff --git a/test_git_cache.py b/test_git_cache.py
index bbe71188272c9d13254c5b4f4674bb6a4e43001f..2990f56d50d35cbea956da36237c9967003e3199 100644 (file)
--- a/test_git_cache.py
+++ b/test_git_cache.py
@@ -37,9 +37,14 @@ def _commit_file(
 class TestGitCache(unittest.TestCase):
 
     def setUp(self) -> None:
-        self.xdgcache = tempfile.TemporaryDirectory(prefix='git_cache_test-')
+        self.xdgcache = tempfile.TemporaryDirectory(
+            prefix='git_cache_test-cache-')
+        self.xdgdata = tempfile.TemporaryDirectory(
+            prefix='git_cache_test-data-')
         self.old_XDG_CACHE_HOME = os.environ.get('XDG_CACHE_HOME')
+        self.old_XDG_DATA_HOME = os.environ.get('XDG_DATA_HOME')
         _setenv('XDG_CACHE_HOME', self.xdgcache.name)
+        _setenv('XDG_DATA_HOME', self.xdgdata.name)
 
         os.environ['GIT_AUTHOR_NAME'] = 'test_git_cache'
         os.environ['GIT_COMMITTER_NAME'] = 'test_git_cache'
@@ -47,6 +52,7 @@ class TestGitCache(unittest.TestCase):
         os.environ['GIT_COMMITTER_EMAIL'] = 'test_git_cache@example.com'
 
         os.environ['BACKOFF_MAX_TIME'] = '0'
+        os.environ['FORCE_WARNING_TIME'] = '0'  # ONLY FOR TEST USE!
 
         self.tempdir = tempfile.TemporaryDirectory(prefix='git_cache_test-')
         self.upstream = os.path.join(self.tempdir.name, 'upstream')
@@ -55,6 +61,7 @@ class TestGitCache(unittest.TestCase):
 
     def tearDown(self) -> None:
         _setenv('XDG_CACHE_HOME', self.old_XDG_CACHE_HOME)
+        _setenv('XDG_DATA_HOME', self.old_XDG_DATA_HOME)
 
         self.tempdir.cleanup()
         self.xdgcache.cleanup()
@@ -204,6 +211,47 @@ class TestGitCache(unittest.TestCase):
         with self.assertRaises(Exception):
             git_cache.ensure_rev_available(self.upstream, 'master', rev)
 
+    def test_fetch_raises_on_amend_after_cache_deleted(self) -> None:
+        d, _ = git_cache.fetch(self.upstream, 'master')
+        shutil.rmtree(d)
+        _git(self.upstream, 'commit', '--amend', '-m', 'Amended')
+        with self.assertRaises(Exception):
+            git_cache.fetch(self.upstream, 'master')
+
+    def test_ensure_raises_on_amend_after_cache_deleted(self) -> None:
+        d, _ = git_cache.fetch(self.upstream, 'master')
+        shutil.rmtree(d)
+        _git(self.upstream, 'commit', '--amend', '-m', 'Amended')
+        rev = _git(self.upstream, 'log', '--format=%H', '-n1').strip().decode()
+        with self.assertRaises(Exception):
+            git_cache.ensure_rev_available(self.upstream, 'master', rev)
+
+    def test_force_fetch_after_amend(self) -> None:
+        git_cache.fetch(self.upstream, 'master')
+        _git(self.upstream, 'commit', '--amend', '-m', 'Amended')
+        git_cache.fetch(self.upstream, 'master', force=True)
+
+    def test_force_ensure_after_amend(self) -> None:
+        git_cache.fetch(self.upstream, 'master')
+        _git(self.upstream, 'commit', '--amend', '-m', 'Amended')
+        rev = _git(self.upstream, 'log', '--format=%H', '-n1').strip().decode()
+        git_cache.ensure_rev_available(
+            self.upstream, 'master', rev, force=True)
+
+    def test_force_fetch_after_amend_and_cache_delete(self) -> None:
+        d, _ = git_cache.fetch(self.upstream, 'master')
+        shutil.rmtree(d)
+        _git(self.upstream, 'commit', '--amend', '-m', 'Amended')
+        git_cache.fetch(self.upstream, 'master', force=True)
+
+    def test_force_ensure_after_amend_and_cache_delete(self) -> None:
+        d, _ = git_cache.fetch(self.upstream, 'master')
+        shutil.rmtree(d)
+        _git(self.upstream, 'commit', '--amend', '-m', 'Amended')
+        rev = _git(self.upstream, 'log', '--format=%H', '-n1').strip().decode()
+        git_cache.ensure_rev_available(
+            self.upstream, 'master', rev, force=True)
+
 
 if __name__ == '__main__':
     unittest.main()