def test_normal_expression(self):
e = ">=2.10.1"
p, v = version_parser(e)
assert p == ">="
assert v == "2.10.1"
def test_no_punctuation(self):
e = "2.10.1"
p, v = version_parser(e)
assert p is None
assert v == "2.10.1"
def test_expression_with_blank(self):
e = " >=\t2.10.1"
p, v = version_parser(e)
assert p == ">="
assert v == "2.10.1"
def test_fault_revision(self):
e = "==a.b.c"
p, v = version_parser(e)
assert p is None
assert v is None
def test_short_revision(self):
e = ">=2"
p, v = version_parser(e)
assert p == ">="
assert v == "2"
def test_more_than(self):
e = ">2.10.1"
p, v = version_parser(e)
assert p == ">"
assert v == "2.10.1"
def test_less_than(self):
e = "<2.10.1"
p, v = version_parser(e)
assert p == "<"
assert v == "2.10.1"
def test_empty_expression(self):
e = ""
p, v = version_parser(e)
assert p is None
assert v is None
def test_no_revision(self):
e = ">="
p, v = version_parser(e)
assert p is None
assert v is None