test(backups): make the test repo overridable by envs

selfprivacy_api/backup/__init__.py

@@ -431,10 +431,18 @@ class Backups:
 
     @staticmethod
     def forget_snapshot(snapshot: Snapshot) -> None:
-        """Deletes a snapshot from the storage"""
+        """Deletes a snapshot from the repo and from cache"""
         Backups.provider().backupper.forget_snapshot(snapshot.id)
         Storage.delete_cached_snapshot(snapshot)
 
+    @staticmethod
+    def forget_all_snapshots():
+        """deliberately erase all snapshots we made"""
+        # there is no dedicated optimized command for this,
+        # but maybe we can have a multi-erase
+        for snapshot in Backups.get_all_snapshots():
+            Backups.forget_snapshot(snapshot)
+
     @staticmethod
     def force_snapshot_cache_reload() -> None:
         """

tests/test_graphql/test_backup.py

@@ -39,14 +39,34 @@ TESTFILE_2_BODY = "testissimo!"
 REPO_NAME = "test_backup"
 
 
-@pytest.fixture(scope="function")
-def backups(tmpdir):
-    Backups.reset()
-
-    test_repo_path = path.join(tmpdir, "totallyunrelated")
+def prepare_localfile_backups(temp_dir):
+    test_repo_path = path.join(temp_dir, "totallyunrelated")
+    assert not path.exists(test_repo_path)
     Backups.set_localfile_repo(test_repo_path)
 
+
+@pytest.fixture(scope="function")
+def backups_local(tmpdir):
+    Backups.reset()
+    prepare_localfile_backups(tmpdir)
     Jobs.reset()
+    Backups.init_repo()
+
+
+@pytest.fixture(scope="function")
+def backups(tmpdir):
+    # for those tests that are supposed to pass with any repo
+    Backups.reset()
+    if BACKUP_PROVIDER_ENVS["kind"] in os.environ.keys():
+        Backups.set_provider_from_envs()
+    else:
+        prepare_localfile_backups(tmpdir)
+    Jobs.reset()
+    # assert not repo_path
+
+    Backups.init_repo()
+    yield
+    Backups.forget_all_snapshots()
 
 
 @pytest.fixture()
@@ -82,11 +102,6 @@ def raw_dummy_service(tmpdir):
 @pytest.fixture()
 def dummy_service(tmpdir, backups, raw_dummy_service) -> Service:
     service = raw_dummy_service
-    repo_path = path.join(tmpdir, "test_repo")
-    assert not path.exists(repo_path)
-    # assert not repo_path
-
-    Backups.init_repo()
 
     # register our service
     services.services.append(service)
@@ -148,6 +163,12 @@ def test_reset_sets_to_none2(backups):
 
 def test_setting_from_envs(tmpdir):
     Backups.reset()
+    environment_stash = {}
+    if BACKUP_PROVIDER_ENVS["kind"] in os.environ.keys():
+        # we are running under special envs, stash them before rewriting them
+        for key in BACKUP_PROVIDER_ENVS.values():
+            environment_stash[key] = os.environ[key]
+
     os.environ[BACKUP_PROVIDER_ENVS["kind"]] = "BACKBLAZE"
     os.environ[BACKUP_PROVIDER_ENVS["login"]] = "ID"
     os.environ[BACKUP_PROVIDER_ENVS["key"]] = "KEY"
@@ -164,6 +185,13 @@ def test_setting_from_envs(tmpdir):
     assert provider.backupper.account == "ID"
     assert provider.backupper.key == "KEY"
 
+    if environment_stash != {}:
+        for key in BACKUP_PROVIDER_ENVS.values():
+            os.environ[key] = environment_stash[key]
+    else:
+        for key in BACKUP_PROVIDER_ENVS.values():
+            del os.environ[key]
+
 
 def test_json_reset(generic_userdata):
     Backups.reset(reset_json=False)
@@ -294,9 +322,12 @@ def test_sizing(backups, dummy_service):
     assert size > 0
 
 
-def test_init_tracking(backups, raw_dummy_service):
+def test_init_tracking(backups, tmpdir):
+    assert Backups.is_initted() is True
+    Backups.reset()
     assert Backups.is_initted() is False
-
+    separate_dir = tmpdir / "out_of_the_way"
+    prepare_localfile_backups(separate_dir)
     Backups.init_repo()
 
     assert Backups.is_initted() is True
@@ -618,6 +649,8 @@ def test_snapshots_cache_invalidation(backups, dummy_service):
 
 # Storage
 def test_init_tracking_caching(backups, raw_dummy_service):
+    assert Storage.has_init_mark() is True
+    Backups.reset()
     assert Storage.has_init_mark() is False
 
     Storage.mark_as_init()
@@ -627,7 +660,12 @@ def test_init_tracking_caching(backups, raw_dummy_service):
 
 
 # Storage
-def test_init_tracking_caching2(backups, raw_dummy_service):
+def test_init_tracking_caching2(backups, tmpdir):
+    assert Storage.has_init_mark() is True
+    Backups.reset()
+    assert Storage.has_init_mark() is False
+    separate_dir = tmpdir / "out_of_the_way"
+    prepare_localfile_backups(separate_dir)
     assert Storage.has_init_mark() is False
 
     Backups.init_repo()