teleport/lib/utils/kernel_test.go
Andrew Lytvynov fc1c1dbd14 Move all utils.InitLoggerForTests calls to TestMain
This prevents data races between changing the standard logger and it
acutally being used.
2021-02-23 18:04:55 -08:00

91 lines
2.2 KiB
Go

/*
Copyright 2020 Gravitational, Inc.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package utils
import (
"strings"
"github.com/coreos/go-semver/semver"
"gopkg.in/check.v1"
)
type KernelSuite struct{}
var _ = check.Suite(&KernelSuite{})
// TestKernelVersion checks that version strings for various distributions
// can be parsed correctly.
func (s *KernelSuite) TestKernelVersion(c *check.C) {
var tests = []struct {
inRelease string
inMin string
inMax string
outRelease string
}{
// Debian 10
{
inRelease: "4.19.0-6-cloud-amd64",
inMin: "4.18.0",
inMax: "4.20.0",
outRelease: "4.19.0",
},
// CentOS 6
{
inRelease: "4.19.94",
inMin: "4.18.0",
inMax: "4.20.0",
outRelease: "4.19.94",
},
// CentOS 7
{
inRelease: "4.19.72-25.58.amzn2.x86_64",
inMin: "4.18.0",
inMax: "4.20.0",
outRelease: "4.19.72",
},
// CentOS 8
{
inRelease: "4.18.0-80.11.2.el8_0.x86_64",
inMin: "4.17.0",
inMax: "4.29.0",
outRelease: "4.18.0",
},
// Ubuntu 19.04
{
inRelease: "5.0.0-1028-gcp",
inMin: "4.18.0",
inMax: "5.1.0",
outRelease: "5.0.0",
},
}
for _, tt := range tests {
// Check the version is parsed correctly.
version, err := kernelVersion(strings.NewReader(tt.inRelease))
c.Assert(err, check.IsNil)
c.Assert(version.String(), check.Equals, tt.outRelease)
// Check that version comparisons work.
min, err := semver.NewVersion(tt.inMin)
c.Assert(err, check.IsNil)
max, err := semver.NewVersion(tt.inMax)
c.Assert(err, check.IsNil)
c.Assert(version.LessThan(*max), check.Equals, true)
c.Assert(version.LessThan(*min), check.Equals, false)
}
}