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#!/usr/bin/env python
# SPDX-License-Identifier: ISC
#
# test_version.py
# Tests for library function: version_cmp().
#
# Copyright (c) 2017 by
# Network Device Education Foundation, Inc. ("NetDEF")
#
"""
Tests for the version_cmp() function.
"""
import os
import sys
import pytest
# Save the Current Working Directory to find lib files.
CWD = os.path.dirname(os.path.realpath(__file__))
sys.path.append(os.path.join(CWD, "../../"))
# pylint: disable=C0413
from lib.topotest import version_cmp
def test_valid_versions():
"Test valid version compare results"
curver = "3.0"
samever = "3"
oldver = "2.0"
newver = "3.0.1"
newerver = "3.0.11"
vercustom = "3.0-dev"
verysmallinc = "3.0.0.0.0.0.0.1"
assert version_cmp(curver, oldver) == 1
assert version_cmp(curver, newver) == -1
assert version_cmp(curver, curver) == 0
assert version_cmp(curver, newerver) == -1
assert version_cmp(newver, newerver) == -1
assert version_cmp(curver, samever) == 0
assert version_cmp(curver, vercustom) == 0
assert version_cmp(vercustom, vercustom) == 0
assert version_cmp(vercustom, oldver) == 1
assert version_cmp(vercustom, newver) == -1
assert version_cmp(vercustom, samever) == 0
assert version_cmp(curver, verysmallinc) == -1
assert version_cmp(newver, verysmallinc) == 1
assert version_cmp(verysmallinc, verysmallinc) == 0
assert version_cmp(vercustom, verysmallinc) == -1
def test_invalid_versions():
"Test invalid version strings"
curver = "3.0"
badver1 = ".1"
badver2 = "-1.0"
badver3 = "."
badver4 = "3.-0.3"
with pytest.raises(ValueError):
assert version_cmp(curver, badver1)
assert version_cmp(curver, badver2)
assert version_cmp(curver, badver3)
assert version_cmp(curver, badver4)
def test_regression_1():
"""
Test regression on the following type of comparison: '3.0.2' > '3'
Expected result is 1.
"""
assert version_cmp("3.0.2", "3") == 1
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