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test_version.py
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test_version.py
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import pytest
from poetry.semver import EmptyConstraint
from poetry.semver import Version
from poetry.semver import VersionRange
from poetry.semver.exceptions import ParseVersionError
@pytest.mark.parametrize(
"input,version",
[
("1.0.0", Version(1, 0, 0)),
("1", Version(1, 0, 0)),
("1.0", Version(1, 0, 0)),
("1b1", Version(1, 0, 0, pre="beta1")),
("1.0b1", Version(1, 0, 0, pre="beta1")),
("1.0.0b1", Version(1, 0, 0, pre="beta1")),
("1.0.0-b1", Version(1, 0, 0, pre="beta1")),
("1.0.0-beta.1", Version(1, 0, 0, pre="beta1")),
("1.0.0+1", Version(1, 0, 0, build="1")),
("1.0.0-1", Version(1, 0, 0, build="1")),
("1.0.0.0", Version(1, 0, 0)),
("1.0.0-post", Version(1, 0, 0)),
("1.0.0-post1", Version(1, 0, 0, build="1")),
("0.6c", Version(0, 6, 0, pre="rc0")),
("0.6pre", Version(0, 6, 0, pre="rc0")),
],
)
def test_parse_valid(input, version):
parsed = Version.parse(input)
assert parsed == version
assert parsed.text == input
@pytest.mark.parametrize("input", [(None, "example")])
def test_parse_invalid(input):
with pytest.raises(ParseVersionError):
Version.parse(input)
def test_comparison():
versions = [
"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",
"2.0.0",
"2.1.0",
"2.2.0",
"2.11.0",
"2.11.1",
]
for i in range(len(versions)):
for j in range(len(versions)):
a = Version.parse(versions[i])
b = Version.parse(versions[j])
assert (a < b) == (i < j)
assert (a > b) == (i > j)
assert (a <= b) == (i <= j)
assert (a >= b) == (i >= j)
assert (a == b) == (i == j)
assert (a != b) == (i != j)
def test_equality():
assert Version.parse("1.2.3") == Version.parse("01.2.3")
assert Version.parse("1.2.3") == Version.parse("1.02.3")
assert Version.parse("1.2.3") == Version.parse("1.2.03")
assert Version.parse("1.2.3-1") == Version.parse("1.2.3-01")
assert Version.parse("1.2.3+1") == Version.parse("1.2.3+01")
def test_allows():
v = Version.parse("1.2.3")
assert v.allows(v)
assert not v.allows(Version.parse("2.2.3"))
assert not v.allows(Version.parse("1.3.3"))
assert not v.allows(Version.parse("1.2.4"))
assert not v.allows(Version.parse("1.2.3-dev"))
assert not v.allows(Version.parse("1.2.3+build"))
def test_allows_all():
v = Version.parse("1.2.3")
assert v.allows_all(v)
assert not v.allows_all(Version.parse("0.0.3"))
assert not v.allows_all(
VersionRange(Version.parse("1.1.4"), Version.parse("1.2.4"))
)
assert not v.allows_all(VersionRange())
assert v.allows_all(EmptyConstraint())
def test_allows_any():
v = Version.parse("1.2.3")
assert v.allows_any(v)
assert not v.allows_any(Version.parse("0.0.3"))
assert v.allows_any(VersionRange(Version.parse("1.1.4"), Version.parse("1.2.4")))
assert v.allows_any(VersionRange())
assert not v.allows_any(EmptyConstraint())
def test_intersect():
v = Version.parse("1.2.3")
assert v.intersect(v) == v
assert v.intersect(Version.parse("1.1.4")).is_empty()
assert (
v.intersect(VersionRange(Version.parse("1.1.4"), Version.parse("1.2.4"))) == v
)
assert (
Version.parse("1.1.4")
.intersect(VersionRange(v, Version.parse("1.2.4")))
.is_empty()
)
def test_union():
v = Version.parse("1.2.3")
assert v.union(v) == v
result = v.union(Version.parse("0.8.0"))
assert result.allows(v)
assert result.allows(Version.parse("0.8.0"))
assert not result.allows(Version.parse("1.1.4"))
range = VersionRange(Version.parse("1.1.4"), Version.parse("1.2.4"))
assert v.union(range) == range
union = Version.parse("1.1.4").union(
VersionRange(Version.parse("1.1.4"), Version.parse("1.2.4"))
)
assert union == VersionRange(
Version.parse("1.1.4"), Version.parse("1.2.4"), include_min=True
)
result = v.union(VersionRange(Version.parse("0.0.3"), Version.parse("1.1.4")))
assert result.allows(v)
assert result.allows(Version.parse("0.1.0"))
def test_difference():
v = Version.parse("1.2.3")
assert v.difference(v).is_empty()
assert v.difference(Version.parse("0.8.0")) == v
assert v.difference(
VersionRange(Version.parse("1.1.4"), Version.parse("1.2.4"))
).is_empty()
assert (
v.difference(VersionRange(Version.parse("1.4.0"), Version.parse("3.0.0"))) == v
)