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move test_semver to common #136

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May 21, 2024
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move test_semver to common #136

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298 changes: 298 additions & 0 deletions tests/unit/test_semver.py
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Original file line number Diff line number Diff line change
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import itertools
import unittest
from typing import List

from dbt_common.exceptions import VersionsNotCompatibleError
from dbt_common.semver import (
UnboundedVersionSpecifier,
VersionRange,
VersionSpecifier,
filter_installable,
reduce_versions,
resolve_to_specific_version,
versions_compatible,
)


def semver_regex_versioning(versions: List[str]) -> bool:
for version_string in versions:
try:
VersionSpecifier.from_version_string(version_string)
except Exception:
return False
return True


def create_range(start_version_string, end_version_string):
start = UnboundedVersionSpecifier()
end = UnboundedVersionSpecifier()

if start_version_string is not None:
start = VersionSpecifier.from_version_string(start_version_string)

if end_version_string is not None:
end = VersionSpecifier.from_version_string(end_version_string)

return VersionRange(start=start, end=end)


class TestSemver(unittest.TestCase):
def assertVersionSetResult(self, inputs, output_range):
expected = create_range(*output_range)

for permutation in itertools.permutations(inputs):
self.assertEqual(reduce_versions(*permutation), expected)

def assertInvalidVersionSet(self, inputs):
for permutation in itertools.permutations(inputs):
with self.assertRaises(VersionsNotCompatibleError):
reduce_versions(*permutation)

def test__versions_compatible(self):
self.assertTrue(versions_compatible("0.0.1", "0.0.1"))
self.assertFalse(versions_compatible("0.0.1", "0.0.2"))
self.assertTrue(versions_compatible(">0.0.1", "0.0.2"))
self.assertFalse(versions_compatible("0.4.5a1", "0.4.5a2"))

def test__semver_regex_versions(self):
self.assertTrue(
semver_regex_versioning(
[
"0.0.4",
"1.2.3",
"10.20.30",
"1.1.2-prerelease+meta",
"1.1.2+meta",
"1.1.2+meta-valid",
"1.0.0-alpha",
"1.0.0-beta",
"1.0.0-alpha.beta",
"1.0.0-alpha.beta.1",
"1.0.0-alpha.1",
"1.0.0-alpha0.valid",
"1.0.0-alpha.0valid",
"1.0.0-alpha-a.b-c-somethinglong+build.1-aef.1-its-okay",
"1.0.0-rc.1+build.1",
"2.0.0-rc.1+build.123",
"1.2.3-beta",
"10.2.3-DEV-SNAPSHOT",
"1.2.3-SNAPSHOT-123",
"1.0.0",
"2.0.0",
"1.1.7",
"2.0.0+build.1848",
"2.0.1-alpha.1227",
"1.0.0-alpha+beta",
"1.2.3----RC-SNAPSHOT.12.9.1--.12+788",
"1.2.3----R-S.12.9.1--.12+meta",
"1.2.3----RC-SNAPSHOT.12.9.1--.12",
"1.0.0+0.build.1-rc.10000aaa-kk-0.1",
"99999999999999999999999.999999999999999999.99999999999999999",
"1.0.0-0A.is.legal",
]
)
)

self.assertFalse(
semver_regex_versioning(
[
"1",
"1.2",
"1.2.3-0123",
"1.2.3-0123.0123",
"1.1.2+.123",
"+invalid",
"-invalid",
"-invalid+invalid",
"-invalid.01",
"alpha",
"alpha.beta",
"alpha.beta.1",
"alpha.1",
"alpha+beta",
"alpha_beta",
"alpha.",
"alpha..",
"beta",
"1.0.0-alpha_beta",
"-alpha.",
"1.0.0-alpha..",
"1.0.0-alpha..1",
"1.0.0-alpha...1",
"1.0.0-alpha....1",
"1.0.0-alpha.....1",
"1.0.0-alpha......1",
"1.0.0-alpha.......1",
"01.1.1",
"1.01.1",
"1.1.01",
"1.2",
"1.2.3.DEV",
"1.2-SNAPSHOT",
"1.2.31.2.3----RC-SNAPSHOT.12.09.1--..12+788",
"1.2-RC-SNAPSHOT",
"-1.0.3-gamma+b7718",
"+justmeta",
"9.8.7+meta+meta",
"9.8.7-whatever+meta+meta",
"99999999999999999999999.999999999999999999.99999999999999999----RC-SNAPSHOT.12.09.1--------------------------------..12",
]
)
)

def test__reduce_versions(self):
self.assertVersionSetResult(["0.0.1", "0.0.1"], ["=0.0.1", "=0.0.1"])

self.assertVersionSetResult(["0.0.1"], ["=0.0.1", "=0.0.1"])

self.assertVersionSetResult([">0.0.1"], [">0.0.1", None])

self.assertVersionSetResult(["<0.0.1"], [None, "<0.0.1"])

self.assertVersionSetResult([">0.0.1", "0.0.2"], ["=0.0.2", "=0.0.2"])

self.assertVersionSetResult(["0.0.2", ">=0.0.2"], ["=0.0.2", "=0.0.2"])

self.assertVersionSetResult([">0.0.1", ">0.0.2", ">0.0.3"], [">0.0.3", None])

self.assertVersionSetResult([">0.0.1", "<0.0.3"], [">0.0.1", "<0.0.3"])

self.assertVersionSetResult([">0.0.1", "0.0.2", "<0.0.3"], ["=0.0.2", "=0.0.2"])

self.assertVersionSetResult([">0.0.1", ">=0.0.1", "<0.0.3"], [">0.0.1", "<0.0.3"])

self.assertVersionSetResult([">0.0.1", "<0.0.3", "<=0.0.3"], [">0.0.1", "<0.0.3"])

self.assertVersionSetResult([">0.0.1", ">0.0.2", "<0.0.3", "<0.0.4"], [">0.0.2", "<0.0.3"])

self.assertVersionSetResult(["<=0.0.3", ">=0.0.3"], [">=0.0.3", "<=0.0.3"])

self.assertInvalidVersionSet([">0.0.2", "0.0.1"])
self.assertInvalidVersionSet([">0.0.2", "0.0.2"])
self.assertInvalidVersionSet(["<0.0.2", "0.0.2"])
self.assertInvalidVersionSet(["<0.0.2", ">0.0.3"])
self.assertInvalidVersionSet(["<=0.0.3", ">0.0.3"])
self.assertInvalidVersionSet(["<0.0.3", ">=0.0.3"])
self.assertInvalidVersionSet(["<0.0.3", ">0.0.3"])

def test__resolve_to_specific_version(self):
self.assertEqual(
resolve_to_specific_version(create_range(">0.0.1", None), ["0.0.1", "0.0.2"]), "0.0.2"
)

self.assertEqual(
resolve_to_specific_version(create_range(">=0.0.2", None), ["0.0.1", "0.0.2"]), "0.0.2"
)

self.assertEqual(
resolve_to_specific_version(create_range(">=0.0.3", None), ["0.0.1", "0.0.2"]), None
)

self.assertEqual(
resolve_to_specific_version(
create_range(">=0.0.3", "<0.0.5"), ["0.0.3", "0.0.4", "0.0.5"]
),
"0.0.4",
)

self.assertEqual(
resolve_to_specific_version(
create_range(None, "<=0.0.5"), ["0.0.3", "0.1.4", "0.0.5"]
),
"0.0.5",
)

self.assertEqual(
resolve_to_specific_version(
create_range("=0.4.5a2", "=0.4.5a2"), ["0.4.5a1", "0.4.5a2"]
),
"0.4.5a2",
)

self.assertEqual(
resolve_to_specific_version(create_range("=0.7.6", "=0.7.6"), ["0.7.6-b1", "0.7.6"]),
"0.7.6",
)

self.assertEqual(
resolve_to_specific_version(
create_range(">=1.0.0", None), ["1.0.0", "1.1.0a1", "1.1.0", "1.2.0a1"]
),
"1.2.0a1",
)

self.assertEqual(
resolve_to_specific_version(
create_range(">=1.0.0", "<1.2.0"), ["1.0.0", "1.1.0a1", "1.1.0", "1.2.0a1"]
),
"1.1.0",
)

self.assertEqual(
resolve_to_specific_version(
create_range(">=1.0.0", None), ["1.0.0", "1.1.0a1", "1.1.0", "1.2.0a1", "1.2.0"]
),
"1.2.0",
)

self.assertEqual(
resolve_to_specific_version(
create_range(">=1.0.0", "<1.2.0"),
["1.0.0", "1.1.0a1", "1.1.0", "1.2.0a1", "1.2.0"],
),
"1.1.0",
)

self.assertEqual(
resolve_to_specific_version(
# https://github.com/dbt-labs/dbt-core/issues/7039
# 10 is greater than 9
create_range(">0.9.0", "<0.10.0"),
["0.9.0", "0.9.1", "0.10.0"],
),
"0.9.1",
)

def test__filter_installable(self):
installable = filter_installable(
[
"1.1.0",
"1.2.0a1",
"1.0.0",
"2.1.0-alpha",
"2.2.0asdf",
"2.1.0",
"2.2.0",
"2.2.0-fishtown-beta",
"2.2.0-2",
],
install_prerelease=True,
)
expected = [
"1.0.0",
"1.1.0",
"1.2.0a1",
"2.1.0-alpha",
"2.1.0",
"2.2.0-2",
"2.2.0asdf",
"2.2.0-fishtown-beta",
"2.2.0",
]
assert installable == expected

installable = filter_installable(
[
"1.1.0",
"1.2.0a1",
"1.0.0",
"2.1.0-alpha",
"2.2.0asdf",
"2.1.0",
"2.2.0",
"2.2.0-fishtown-beta",
],
install_prerelease=False,
)
expected = ["1.0.0", "1.1.0", "2.1.0", "2.2.0"]
assert installable == expected
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