Adding upstream version 4.6.0+dfsg.

Signed-off-by: Daniel Baumann <daniel@debian.org>

tests/test_version_schemes.py

@@ -0,0 +1,66 @@
+from __future__ import annotations
+
+import sys
+
+if sys.version_info >= (3, 10):
+    from importlib import metadata
+else:
+    import importlib_metadata as metadata
+
+import pytest
+from pytest_mock import MockerFixture
+
+from commitizen.config.base_config import BaseConfig
+from commitizen.exceptions import VersionSchemeUnknown
+from commitizen.version_schemes import Pep440, SemVer, get_version_scheme
+
+
+def test_default_version_scheme_is_pep440(config: BaseConfig):
+    scheme = get_version_scheme(config.settings)
+    assert scheme is Pep440
+
+
+def test_version_scheme_from_config(config: BaseConfig):
+    config.settings["version_scheme"] = "semver"
+    scheme = get_version_scheme(config.settings)
+    assert scheme is SemVer
+
+
+def test_version_scheme_from_name(config: BaseConfig):
+    config.settings["version_scheme"] = "pep440"
+    scheme = get_version_scheme(config.settings, "semver")
+    assert scheme is SemVer
+
+
+def test_raise_for_unknown_version_scheme(config: BaseConfig):
+    with pytest.raises(VersionSchemeUnknown):
+        get_version_scheme(config.settings, "unknown")
+
+
+def test_version_scheme_from_deprecated_config(config: BaseConfig):
+    config.settings["version_type"] = "semver"
+    with pytest.warns(DeprecationWarning):
+        scheme = get_version_scheme(config.settings)
+    assert scheme is SemVer
+
+
+def test_version_scheme_from_config_priority(config: BaseConfig):
+    config.settings["version_scheme"] = "pep440"
+    config.settings["version_type"] = "semver"
+    with pytest.warns(DeprecationWarning):
+        scheme = get_version_scheme(config.settings)
+    assert scheme is Pep440
+
+
+def test_warn_if_version_protocol_not_implemented(
+    config: BaseConfig, mocker: MockerFixture
+):
+    class NotVersionProtocol:
+        pass
+
+    ep = mocker.Mock()
+    ep.load.return_value = NotVersionProtocol
+    mocker.patch.object(metadata, "entry_points", return_value=(ep,))
+
+    with pytest.warns(match="VersionProtocol"):
+        get_version_scheme(config.settings, "any")