mirror of https://github.com/linkerd/linkerd2.git
76 lines
2.0 KiB
Go
76 lines
2.0 KiB
Go
package cmd
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import (
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"bytes"
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"errors"
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"fmt"
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"testing"
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"github.com/linkerd/linkerd2/controller/api/public"
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pb "github.com/linkerd/linkerd2/controller/gen/public"
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"github.com/linkerd/linkerd2/pkg/version"
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)
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func mkMockClient(version string, publicAPIErr error, mkClientErr error) func() (pb.ApiClient, error) {
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return func() (pb.ApiClient, error) {
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return &public.MockAPIClient{
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ErrorToReturn: publicAPIErr,
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VersionInfoToReturn: &pb.VersionInfo{
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ReleaseVersion: version,
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},
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}, mkClientErr
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}
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}
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func TestConfigureAndRunVersion(t *testing.T) {
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testCases := []struct {
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options *versionOptions
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mkClient func() (pb.ApiClient, error)
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out string
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}{
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{
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newVersionOptions(),
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mkMockClient("server-version", nil, nil),
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fmt.Sprintf("Client version: %s\nServer version: %s\n", version.Version, "server-version"),
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},
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{
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&versionOptions{false, true},
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mkMockClient("", nil, nil),
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fmt.Sprintf("Client version: %s\n", version.Version),
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},
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{
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&versionOptions{true, true},
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mkMockClient("", nil, nil),
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fmt.Sprintf("%s\n", version.Version),
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},
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{
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&versionOptions{true, false},
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mkMockClient("server-version", nil, nil),
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fmt.Sprintf("%s\n%s\n", version.Version, "server-version"),
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},
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{
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newVersionOptions(),
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mkMockClient("", errors.New("bad client"), nil),
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fmt.Sprintf("Client version: %s\nServer version: %s\n", version.Version, defaultVersionString),
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},
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{
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newVersionOptions(),
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mkMockClient("", nil, errors.New("Error connecting to server: no running pods found for linkerd-controller")),
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fmt.Sprintf("Client version: %s\nServer version: %s\n", version.Version, defaultVersionString),
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},
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}
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for i, tc := range testCases {
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tc := tc // pin
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t.Run(fmt.Sprintf("test %d TestConfigureAndRunVersion()", i), func(t *testing.T) {
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wout := bytes.NewBufferString("")
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configureAndRunVersion(tc.options, wout, tc.mkClient)
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if tc.out != wout.String() {
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t.Fatalf("Expected output: \"%s\", got: \"%s\"", tc.out, wout)
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}
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})
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}
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}
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