import pytest

from semver import max_ver, min_ver

def test_should_get_max():

assert max_ver("3.4.5", "4.0.2") == "4.0.2"

def test_should_get_max_same():

assert max_ver("3.4.5", "3.4.5") == "3.4.5"

def test_should_get_min():

assert min_ver("3.4.5", "4.0.2") == "3.4.5"

def test_should_get_min_same():

assert min_ver("3.4.5", "3.4.5") == "3.4.5"

@pytest.mark.parametrize(

"left,right,expected",

[

("1.2.3-rc.2", "1.2.3-rc.10", "1.2.3-rc.2"),

("1.2.3-rc2", "1.2.3-rc10", "1.2.3-rc10"),

# identifiers with letters or hyphens are compared lexically in ASCII sort

# order.

("1.2.3-Rc10", "1.2.3-rc10", "1.2.3-Rc10"),

# Numeric identifiers always have lower precedence than non-numeric

# identifiers.

("1.2.3-2", "1.2.3-rc", "1.2.3-2"),

# A larger set of pre-release fields has a higher precedence than a

# smaller set, if all of the preceding identifiers are equal.

("1.2.3-rc.2.1", "1.2.3-rc.2", "1.2.3-rc.2"),

# When major, minor, and patch are equal, a pre-release version has lower

# precedence than a normal version.

("1.2.3", "1.2.3-1", "1.2.3-1"),

("1.0.0-alpha", "1.0.0-alpha.1", "1.0.0-alpha"),

],

)

def test_prerelease_order(left, right, expected):

assert min_ver(left, right) == expected