mirror of https://github.com/knative/pkg.git
111 lines
3.4 KiB
Go
111 lines
3.4 KiB
Go
/*
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Copyright 2020 The Knative Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package version
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import (
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"errors"
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"testing"
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"k8s.io/apimachinery/pkg/version"
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)
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type testVersioner struct {
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version string
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err error
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}
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func (t *testVersioner) ServerVersion() (*version.Info, error) {
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return &version.Info{GitVersion: t.version}, t.err
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}
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func TestVersionCheck(t *testing.T) {
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tests := []struct {
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name string
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actualVersion *testVersioner
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versionOverride string
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wantError bool
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}{{
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name: "greater version (patch)",
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actualVersion: &testVersioner{version: "v1.23.1"},
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}, {
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name: "greater version (patch), no v",
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actualVersion: &testVersioner{version: "1.23.1"},
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}, {
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name: "greater version (patch), pre-release",
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actualVersion: &testVersioner{version: "1.23.1-kpn-065dce"},
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}, {
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name: "greater version (patch), pre-release with build",
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actualVersion: &testVersioner{version: "1.23.1-1095+9689d22dc3121e-dirty"},
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}, {
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name: "greater version (patch), pre-release, envvar override",
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actualVersion: &testVersioner{version: "1.15.11-kpn-065dce"},
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versionOverride: "1.15.11",
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}, {
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name: "greater version (patch), pre-release, envvar override, -0 hack",
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actualVersion: &testVersioner{version: "1.15.11-kpn-065dce"},
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versionOverride: "1.15.11-0",
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}, {
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name: "greater version (minor)",
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actualVersion: &testVersioner{version: "v1.24.0"},
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}, {
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name: "same version",
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actualVersion: &testVersioner{version: "v1.23.0"},
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}, {
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name: "same version with build",
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actualVersion: &testVersioner{version: "v1.23.0+k3s.1"},
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}, {
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name: "same version with pre-release",
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actualVersion: &testVersioner{version: "v1.23.0-k3s.1"},
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}, {
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name: "smaller version",
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actualVersion: &testVersioner{version: "v1.14.3"},
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wantError: true,
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}, {
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name: "error while fetching",
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actualVersion: &testVersioner{err: errors.New("random error")},
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wantError: true,
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}, {
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name: "smaller version with overridden version",
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versionOverride: "v1.13.0",
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actualVersion: &testVersioner{version: "v1.13.3"},
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}, {
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name: "unparseable actual version",
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actualVersion: &testVersioner{version: "v1.13.foo"},
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wantError: true,
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}, {
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name: "unparseable override version",
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versionOverride: "v1.13.foo",
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actualVersion: &testVersioner{version: "v1.13.3"},
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wantError: true,
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}}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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t.Setenv(KubernetesMinVersionKey, test.versionOverride)
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err := CheckMinimumVersion(test.actualVersion)
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if err == nil && test.wantError {
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t.Errorf("Expected an error for minimum: %q, actual: %v", getMinimumVersion(), test.actualVersion)
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}
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if err != nil && !test.wantError {
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t.Errorf("Expected no error but got %v for minimum: %q, actual: %v", err, getMinimumVersion(), test.actualVersion)
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}
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})
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}
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}
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