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import pytest
import semver
from semver import Version, compare
@pytest.mark.parametrize(
"left,right",
[
("1.0.0", "2.0.0"),
("1.0.0-alpha", "1.0.0-alpha.1"),
("1.0.0-alpha.1", "1.0.0-alpha.beta"),
("1.0.0-alpha.beta", "1.0.0-beta"),
("1.0.0-beta", "1.0.0-beta.2"),
("1.0.0-beta.2", "1.0.0-beta.11"),
("1.0.0-beta.11", "1.0.0-rc.1"),
("1.0.0-rc.1", "1.0.0"),
],
)
def test_should_get_less(left, right):
assert compare(left, right) == -1
@pytest.mark.parametrize(
"left,right",
[
("2.0.0", "1.0.0"),
("1.0.0-alpha.1", "1.0.0-alpha"),
("1.0.0-alpha.beta", "1.0.0-alpha.1"),
("1.0.0-beta", "1.0.0-alpha.beta"),
("1.0.0-beta.2", "1.0.0-beta"),
("1.0.0-beta.11", "1.0.0-beta.2"),
("1.0.0-rc.1", "1.0.0-beta.11"),
("1.0.0", "1.0.0-rc.1"),
],
)
def test_should_get_greater(left, right):
assert compare(left, right) == 1
@pytest.mark.parametrize(
"left,right", [("foo", "bar"), ("1.0", "1.0.0"), ("1.x", "1.0.0")]
)
def test_should_raise_value_error_for_invalid_value(left, right):
with pytest.raises(ValueError):
compare(left, right)
def test_should_follow_specification_comparison():
"""
produce comparison chain:
1.0.0-alpha < 1.0.0-alpha.1 < 1.0.0-beta.2 < 1.0.0-beta.11
< 1.0.0-rc.1 < 1.0.0-rc.1+build.1 < 1.0.0 < 1.0.0+0.3.7 < 1.3.7+build
< 1.3.7+build.2.b8f12d7 < 1.3.7+build.11.e0f985a
and in backward too.
"""
chain = [
"1.0.0-alpha",
"1.0.0-alpha.1",
"1.0.0-beta.2",
"1.0.0-beta.11",
"1.0.0-rc.1",
"1.0.0",
"1.3.7+build",
]
versions = zip(chain[:-1], chain[1:])
for low_version, high_version in versions:
assert (
compare(low_version, high_version) == -1
), "%s should be lesser than %s" % (low_version, high_version)
assert (
compare(high_version, low_version) == 1
), "%s should be higher than %s" % (high_version, low_version)
@pytest.mark.parametrize("left,right", [("1.0.0-beta.2", "1.0.0-beta.11")])
def test_should_compare_rc_builds(left, right):
assert compare(left, right) == -1
@pytest.mark.parametrize(
"left,right", [("1.0.0-rc.1", "1.0.0"), ("1.0.0-rc.1+build.1", "1.0.0")]
)
def test_should_compare_release_candidate_with_release(left, right):
assert compare(left, right) == -1
@pytest.mark.parametrize(
"left,right",
[
("2.0.0", "2.0.0"),
("1.1.9-rc.1", "1.1.9-rc.1"),
("1.1.9+build.1", "1.1.9+build.1"),
("1.1.9-rc.1+build.1", "1.1.9-rc.1+build.1"),
],
)
def test_should_say_equal_versions_are_equal(left, right):
assert compare(left, right) == 0
@pytest.mark.parametrize(
"left,right,expected",
[("1.1.9-rc.1", "1.1.9-rc.1+build.1", 0), ("1.1.9-rc.1", "1.1.9+build.1", -1)],
)
def test_should_compare_versions_with_build_and_release(left, right, expected):
assert compare(left, right) == expected
@pytest.mark.parametrize(
"left,right,expected",
[
("1.0.0+build.1", "1.0.0", 0),
("1.0.0-alpha.1+build.1", "1.0.0-alpha.1", 0),
("1.0.0+build.1", "1.0.0-alpha.1", 1),
("1.0.0+build.1", "1.0.0-alpha.1+build.1", 1),
],
)
def test_should_ignore_builds_on_compare(left, right, expected):
assert compare(left, right) == expected
def test_should_get_more_rc1():
assert compare("1.0.0-rc1", "1.0.0-rc0") == 1
def test_should_compare_prerelease_with_numbers_and_letters():
v1 = Version(major=1, minor=9, patch=1, prerelease="1unms", build=None)
v2 = Version(major=1, minor=9, patch=1, prerelease=None, build="1asd")
assert v1 < v2
assert compare("1.9.1-1unms", "1.9.1+1") == -1
def test_should_compare_version_info_objects():
v1 = Version(major=0, minor=10, patch=4)
v2 = Version(major=0, minor=10, patch=4, prerelease="beta.1", build=None)
# use `not` to enforce using comparision operators
assert v1 != v2
assert v1 > v2
assert v1 >= v2
assert not (v1 < v2)
assert not (v1 <= v2)
assert not (v1 == v2)
v3 = Version(major=0, minor=10, patch=4)
assert not (v1 != v3)
assert not (v1 > v3)
assert v1 >= v3
assert not (v1 < v3)
assert v1 <= v3
assert v1 == v3
v4 = Version(major=0, minor=10, patch=5)
assert v1 != v4
assert not (v1 > v4)
assert not (v1 >= v4)
assert v1 < v4
assert v1 <= v4
assert not (v1 == v4)
def test_should_compare_version_dictionaries():
v1 = Version(major=0, minor=10, patch=4)
v2 = dict(major=0, minor=10, patch=4, prerelease="beta.1", build=None)
assert v1 != v2
assert v1 > v2
assert v1 >= v2
assert not (v1 < v2)
assert not (v1 <= v2)
assert not (v1 == v2)
v3 = dict(major=0, minor=10, patch=4)
assert not (v1 != v3)
assert not (v1 > v3)
assert v1 >= v3
assert not (v1 < v3)
assert v1 <= v3
assert v1 == v3
v4 = dict(major=0, minor=10, patch=5)
assert v1 != v4
assert not (v1 > v4)
assert not (v1 >= v4)
assert v1 < v4
assert v1 <= v4
assert not (v1 == v4)
@pytest.mark.parametrize(
"t", # fmt: off
(
(1, 0, 0),
(1, 0),
(1,),
(1, 0, 0, "pre.2"),
(1, 0, 0, "pre.2", "build.4"),
), # fmt: on
)
def test_should_compare_version_tuples(t):
v0 = Version(major=0, minor=4, patch=5, prerelease="pre.2", build="build.4")
v1 = Version(major=3, minor=4, patch=5, prerelease="pre.2", build="build.4")
assert v0 < t
assert v0 <= t
assert v0 != t
assert not v0 == t
assert v1 > t
assert v1 >= t
# Symmetric
assert t > v0
assert t >= v0
assert t < v1
assert t <= v1
assert t != v0
assert not t == v0
@pytest.mark.parametrize(
"lst", # fmt: off
(
[1, 0, 0],
[1, 0],
[1],
[1, 0, 0, "pre.2"],
[1, 0, 0, "pre.2", "build.4"],
), # fmt: on
)
def test_should_compare_version_list(lst):
v0 = Version(major=0, minor=4, patch=5, prerelease="pre.2", build="build.4")
v1 = Version(major=3, minor=4, patch=5, prerelease="pre.2", build="build.4")
assert v0 < lst
assert v0 <= lst
assert v0 != lst
assert not v0 == lst
assert v1 > lst
assert v1 >= lst
# Symmetric
assert lst > v0
assert lst >= v0
assert lst < v1
assert lst <= v1
assert lst != v0
assert not lst == v0
@pytest.mark.parametrize(
"s", # fmt: off
(
"1.0.0",
# "1.0",
# "1",
"1.0.0-pre.2",
"1.0.0-pre.2+build.4",
), # fmt: on
)
def test_should_compare_version_string(s):
v0 = Version(major=0, minor=4, patch=5, prerelease="pre.2", build="build.4")
v1 = Version(major=3, minor=4, patch=5, prerelease="pre.2", build="build.4")
assert v0 < s
assert v0 <= s
assert v0 != s
assert not v0 == s
assert v1 > s
assert v1 >= s
# Symmetric
assert s > v0
assert s >= v0
assert s < v1
assert s <= v1
assert s != v0
assert not s == v0
@pytest.mark.parametrize("s", ("1", "1.0", "1.0.x"))
def test_should_not_allow_to_compare_invalid_versionstring(s):
v = Version(major=3, minor=4, patch=5, prerelease="pre.2", build="build.4")
with pytest.raises(ValueError):
v < s
with pytest.raises(ValueError):
s > v
def test_should_not_allow_to_compare_version_with_int():
v1 = Version(major=3, minor=4, patch=5, prerelease="pre.2", build="build.4")
with pytest.raises(TypeError):
v1 > 1
with pytest.raises(TypeError):
1 > v1
with pytest.raises(TypeError):
semver.compare(1)
def test_should_compare_prerelease_and_build_with_numbers():
assert Version(major=1, minor=9, patch=1, prerelease=1, build=1) < Version(
major=1, minor=9, patch=1, prerelease=2, build=1
)
assert Version(1, 9, 1, 1, 1) < Version(1, 9, 1, 2, 1)
assert Version("2") < Version(10)
assert Version("2") < Version("10")
|
