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645c1fa1ab
Used T.Run API for kubeadm tests in app/cmd This should improve testing output and make it more visible which test is doing what.
99 lines
2.3 KiB
Go
99 lines
2.3 KiB
Go
/*
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Copyright 2018 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 cmd
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import (
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"bytes"
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"encoding/json"
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"github.com/pkg/errors"
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"sigs.k8s.io/yaml"
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"testing"
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)
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func TestNewCmdVersion(t *testing.T) {
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var buf bytes.Buffer
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cmd := NewCmdVersion(&buf)
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if err := cmd.Execute(); err != nil {
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t.Errorf("Cannot execute version command: %v", err)
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}
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}
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func TestRunVersion(t *testing.T) {
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var buf bytes.Buffer
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iface := make(map[string]interface{})
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flagNameOutput := "output"
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cmd := NewCmdVersion(&buf)
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testCases := []struct {
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name string
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flag string
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expectedError bool
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shouldBeValidYAML bool
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shouldBeValidJSON bool
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}{
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{
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name: "valid: run without flags",
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},
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{
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name: "valid: run with flag 'short'",
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flag: "short",
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},
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{
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name: "valid: run with flag 'yaml'",
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flag: "yaml",
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shouldBeValidYAML: true,
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},
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{
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name: "valid: run with flag 'json'",
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flag: "json",
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shouldBeValidJSON: true,
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},
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{
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name: "invalid: run with unsupported flag",
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flag: "unsupported-flag",
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expectedError: true,
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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var err error
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if len(tc.flag) > 0 {
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if err = cmd.Flags().Set(flagNameOutput, tc.flag); err != nil {
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goto error
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}
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}
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buf.Reset()
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if err = RunVersion(&buf, cmd); err != nil {
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goto error
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}
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if buf.String() == "" {
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err = errors.New("empty output")
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goto error
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}
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if tc.shouldBeValidYAML {
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err = yaml.Unmarshal(buf.Bytes(), &iface)
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} else if tc.shouldBeValidJSON {
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err = json.Unmarshal(buf.Bytes(), &iface)
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}
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error:
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if (err != nil) != tc.expectedError {
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t.Errorf("Test case %q: RunVersion expected error: %v, saw: %v; %v", tc.name, tc.expectedError, err != nil, err)
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}
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})
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}
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}
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