package main

import (
	"testing"

	"github.com/stretchr/testify/assert"
)

func TestCompareVer(t *testing.T) {
	version_pairs := []struct {
		lower  string
		higher string
	}{
		{"v21.3", "v21.37"},
		{"R21a", "R21b"},
		{"2137", "2138"},
		{"21.3.6", "21.4"},
		{"21.36", "21.48.6"},
		{"a", "b"},
	}
	for _, pair := range version_pairs {
		lower := YamlVersion(pair.lower)
		higher := YamlVersion(pair.higher)
		assert.Equal(t, -1, SimpleCompareVer(lower, higher), "%s, %s", lower, higher)
		assert.Equal(t, 1, SimpleCompareVer(higher, lower))
		assert.Equal(t, 0, SimpleCompareVer(lower, lower))
		assert.Equal(t, 0, SimpleCompareVer(higher, higher))
	}
}