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from unittest import TestCase
from urllib import parse as urlparse
from requirements_detector.requirement import (
DetectedRequirement,
_parse_egg_name,
_strip_fragment,
)
class TestRequirementParsing(TestCase):
def _test(self, requirement, name=None, version_specs=None, url=None):
req = DetectedRequirement.parse(requirement)
self.assertEqual(name, req.name)
if version_specs is None:
self.assertEqual([], req.version_specs)
else:
for spec in version_specs:
self.assertTrue(spec in req.version_specs)
self.assertEqual(url, req.url)
def test_basic_requirement(self):
self._test("Django", "Django")
self._test("celery", "celery")
def test_requirement_with_versions(self):
self._test("Django==1.5.2", "Django", [("==", "1.5.2")])
self._test("South>0.8", "South", [(">", "0.8")])
self._test("django-gubbins!=1.1.1,>1.1", "django-gubbins", [("!=", "1.1.1"), (">", "1.1")])
def test_relative_file_path(self):
self._test("../somelib", url="../somelib")
def test_vcs_url(self):
self._test(
"git+ssh://git@github.com/something/somelib.git", url="git+ssh://git@github.com/something/somelib.git"
)
self._test(
"git+ssh://git@github.com/something/somelib.git#egg=somelib",
name="somelib",
url="git+ssh://git@github.com/something/somelib.git",
)
self._test(
"git://github.com/peeb/django-mollie-ideal.git#egg=mollie",
name="mollie",
url="git+git://github.com/peeb/django-mollie-ideal.git",
)
def test_archive_url(self):
self._test("http://example.com/somelib.tar.gz", url="http://example.com/somelib.tar.gz")
self._test(
"http://example.com/somelib.tar.gz#egg=somelib", name="somelib", url="http://example.com/somelib.tar.gz"
)
def test_editable_relative_path(self):
self._test("-e ../somelib", url="../somelib")
def test_editable_vcs_url(self):
self._test(
"--editable git+ssh://git@github.com/something/somelib.git#egg=somelib",
name="somelib",
url="git+ssh://git@github.com/something/somelib.git",
)
def test_comments(self):
self._test("celery == 0.1 # comment", "celery", [("==", "0.1")])
self._test("celery == 0.1\t# comment", "celery", [("==", "0.1")])
self._test(
"somelib == 0.15 # pinned to 0.15 (https://github.com/owner/repo/issues/111)", "somelib", [("==", "0.15")]
)
self._test("http://example.com/somelib.tar.gz # comment", url="http://example.com/somelib.tar.gz")
self._test(
"http://example.com/somelib.tar.gz#egg=somelib # url comment http://foo.com/bar",
name="somelib",
url="http://example.com/somelib.tar.gz",
)
class TestEggFragmentParsing(TestCase):
def test_simple(self):
self.assertEqual("somelib", _parse_egg_name("egg=somelib"))
def test_no_egg_value(self):
self.assertTrue(_parse_egg_name("a=b&c=2") is None)
def test_no_pairs(self):
self.assertTrue(_parse_egg_name("somelib") is None)
def test_first_egg_val(self):
self.assertEqual("somelib", _parse_egg_name("egg=somelib&egg=anotherlib"))
def test_multiple_fragment_values(self):
self.assertEqual("somelib", _parse_egg_name("a=1&egg=somelib&b=2"))
class TestFragmentStripping(TestCase):
def test_stripping(self):
url = "http://example.com/index.html?a=b&c=2#some_fragment"
parts = urlparse.urlparse(url)
self.assertEqual("http://example.com/index.html?a=b&c=2", _strip_fragment(parts))
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