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# Copyright 2023 gRPC authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import Optional
from absl.testing import absltest
from absl.testing import parameterized
from packaging import version as pkg_version
from framework.helpers import skips
class TestConfigVersionGteTest(parameterized.TestCase):
"""
Unit test for the version comparison helper TestConfig.version_gte.
See TestConfig.version_gte for doc for the description of the special cases
mentioned below.
"""
INVALID_VERSIONS: tuple[str, ...] = (
"1.2.xx",
"1.x.x",
"alpha",
"1.x.alpha",
"1.2.x.alpha",
"1.x.3",
"x.1.3",
"v1.x.3",
"v.1.2.0",
"y1.2.0",
)
VALID_VERSIONS: tuple[str, ...] = (
"1.2.x",
"1.2.0",
"v1.2.x",
"v1.2.0",
"V1.2.0",
"1.999.x",
"2.999.x",
)
VALID_DEV_VERSIONS: tuple[str, ...] = (
"dev-1.3.x",
"dev-1.3.0",
"dev-master",
)
@classmethod
def _make_test_config(cls, version: str) -> skips.TestConfig:
return skips.TestConfig(
client_lang=skips.Lang.UNKNOWN,
server_lang=skips.Lang.UNKNOWN,
version=version,
)
@classmethod
def _v_prefix_combos(cls, left: str, right: str) -> tuple[str, str]:
yield left, right
yield f"v{left}", right
yield left, f"v{right}"
yield f"v{left}", f"v{right}"
@parameterized.parameters(
# Greater than.
("1.3.0", "1.2.0", True),
("1.3.1", "1.3.0", True),
("2.0.0", "1.999.999", True),
("2.0", "1.999.999", True),
# Equal.
("1.3.0", "1.3.0", True),
("1.3.0", "1.3", True),
("1.3.1", "1.3.1", True),
# Less than.
("1.2.0", "1.3.0", False),
("1.2.0", "1.2.1", False),
("1.999.999", "2.0.0", False),
("1.999.999", "2.0", False),
)
def test_basic_parse_and_compare(
self,
version_left: str,
version_right: str,
result: bool,
):
"""Verifies basic parsing and comparison."""
self.assertEqual(
self._make_test_config(version_left).version_gte(version_right),
result,
msg=f"Expected ({version_left} >= {version_right}) == {result}",
)
@parameterized.parameters(
("1.3.x", "1.2.x", True), # Greater than.
("1.3.x", "1.3.x", True), # Equal.
("1.3.x", "1.4.x", False), # Less than.
)
def test_v_prefix(
self,
version_left: str,
version_right: str,
result: bool,
):
"""Verifies the "v" prefix is allowed."""
for left, right in self._v_prefix_combos(version_left, version_right):
self.assertEqual(
self._make_test_config(left).version_gte(right),
result,
msg=f"Expected ({left} >= {right}) == {result}",
)
@parameterized.parameters(
# Greater than.
("1.3.x", "1.2.9", True),
("1.3.1", "1.3.x", True),
("1.3.x", "1.2.x", True),
("2.0.x", "1.999.x", True),
# Equal.
("1.3.x", "1.3.x", True),
("1.3.0", "1.3.x", True),
("1.3.x", "1.3.0", True),
# Less than
("1.3.x", "1.3.1", False),
("1.3.x", "1.4.x", False),
("1.3.x", "1.4.0", False),
)
def test_x_in_version_patch(
self,
version_left: str,
version_right: str,
result: bool,
):
"""Verifies the patch-level "x" is equivalent to patch-level "0"."""
self.assertEqual(
self._make_test_config(version_left).version_gte(version_right),
result,
msg=f"Expected ({version_left} >= {version_right}) == {result}",
)
@parameterized.product(
version_left=("master", "dev", "dev-master", None),
version_right=("master", "dev", "dev-master", "1.999.x", "dev-1.999.x"),
)
def test_special_case_left_always_gte(
self,
version_left: str,
version_right: str,
):
"""
Special case 1: Versions "master", "dev", "dev-master" on the left
are always "greater or equal" than any version on the right.
"""
self.assertTrue(
self._make_test_config(version_left).version_gte(version_right),
msg=f"Expected {version_left} >= {version_right}",
)
@parameterized.parameters(
("dev-1.3.x", "1.2.x", True),
("dev-1.3.x", "1.3.x", True),
("dev-1.3.x", "1.4.x", False),
("dev-1.3.x", "master", False),
)
def test_special_case_left_dev_prefix_ignored(
self,
version_left: str,
version_right: str,
result: bool,
):
"""
Special case 2: Versions "dev-VERSION" on the left behave the same
as the VERSION on the right.
"""
self.assertEqual(
self._make_test_config(version_left).version_gte(version_right),
result,
msg=f"Expected ({version_left} >= {version_right}) == {result}",
)
@parameterized.parameters(
*INVALID_VERSIONS,
*VALID_DEV_VERSIONS,
)
def test_right_invalid_version(self, version_right: Optional[str]):
"""
Verifies that invalid versions on the right raise InvalidVersion.
Note that special case 2, versions "dev-VERSION", are not allowed
on the right.
"""
test_config = self._make_test_config("1.42.x")
with self.assertRaises(pkg_version.InvalidVersion):
test_config.version_gte(version_right)
@parameterized.parameters(*INVALID_VERSIONS)
def test_left_invalid_version(self, version_left: Optional[str]):
"""
Verifies that invalid versions on the left raise InvalidVersion.
"""
test_config = self._make_test_config(version_left)
with self.assertRaises(pkg_version.InvalidVersion):
test_config.version_gte("1.42.x")
@parameterized.parameters(
*VALID_VERSIONS,
*VALID_DEV_VERSIONS,
None,
)
def test_left_valid_version(self, version_left: Optional[str]):
"""
Verifies that valid versions on the left don't raise InvalidVersion.
"""
test_config = self._make_test_config(version_left)
try:
test_config.version_gte("1.42.x")
except pkg_version.InvalidVersion as e:
self.fail(
f"Version on the left {version_left} expected to be valid"
)
@parameterized.parameters(*VALID_VERSIONS)
def test_right_valid_version(self, version_right: Optional[str]):
"""
Verifies that valid versions on the right don't raise InvalidVersion.
"""
test_config = self._make_test_config("1.42.x")
try:
test_config.version_gte(version_right)
except pkg_version.InvalidVersion as e:
self.fail(
f"Version on the right {version_right} expected to be valid"
)
if __name__ == "__main__":
absltest.main()
|
