mirror of
https://github.com/k3s-io/kubernetes.git
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69 lines
2.3 KiB
Go
69 lines
2.3 KiB
Go
/*
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Copyright 2017 The Kubernetes 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 preflight
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import (
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"testing"
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"github.com/pkg/errors"
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utilsexec "k8s.io/utils/exec"
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fakeexec "k8s.io/utils/exec/testing"
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)
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func TestGetKubeletVersion(t *testing.T) {
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cases := []struct {
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output string
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expected string
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err error
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valid bool
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}{
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{"Kubernetes v1.7.0", "1.7.0", nil, true},
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{"Kubernetes v1.8.0-alpha.2.1231+afabd012389d53a", "1.8.0-alpha.2.1231+afabd012389d53a", nil, true},
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{"Kubernetes v1.8.0-alpha.2.1231+afabd012389d53a ", "1.8.0-alpha.2.1231+afabd012389d53a", nil, true},
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{" Kubernetes v1.8.0-alpha.2.1231+afabd012389d53a", "1.8.0-alpha.2.1231+afabd012389d53a", nil, true},
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{"Kubernetes v1.8.0-alpha.2.1231+afabd012389d53a", "", nil, false},
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{"something-invalid", "", nil, false},
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{"command not found", "", errors.New("kubelet not found"), false},
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{"", "", nil, false},
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}
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for _, tc := range cases {
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t.Run(tc.output, func(t *testing.T) {
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fcmd := fakeexec.FakeCmd{
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OutputScript: []fakeexec.FakeAction{
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func() ([]byte, []byte, error) { return []byte(tc.output), nil, tc.err },
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},
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}
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fexec := &fakeexec.FakeExec{
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CommandScript: []fakeexec.FakeCommandAction{
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func(cmd string, args ...string) utilsexec.Cmd { return fakeexec.InitFakeCmd(&fcmd, cmd, args...) },
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},
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}
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ver, err := GetKubeletVersion(fexec)
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switch {
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case err != nil && tc.valid:
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t.Errorf("GetKubeletVersion: unexpected error for %q. Error: %v", tc.output, err)
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case err == nil && !tc.valid:
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t.Errorf("GetKubeletVersion: error expected for key %q, but result is %q", tc.output, ver)
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case ver != nil && ver.String() != tc.expected:
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t.Errorf("GetKubeletVersion: unexpected version result for key %q. Expected: %q Actual: %q", tc.output, tc.expected, ver)
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}
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})
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}
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}
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