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package main

import (

"bytes"

"errors"

"strings"

"testing"

)

// TestExitCodeForCmdErr pins the CLI's exit-code contract: any error out of

// rootCmd.Execute() has to produce a non-zero exit. Before this was

// centralised, only "unknown command"/"unknown shorthand" did, so every

// flag-parsing error left utils.ErrCode at 0 and `keploy test --typo`

// reported success to the shell and to CI while printing a red error.

func TestExitCodeForCmdErr(t *testing.T) {

tests := []struct {

name string

err error

wantCode int

wantHint bool

}{

{

err: nil,

wantCode: 0,

{

err: errors.New(`unknown command "recrd" for "keploy"`),

wantCode: 1,

wantHint: true,

{

err: errors.New(`unknown shorthand flag: 'z' in -z`),

wantCode: 1,

wantHint: true,

{

err: errors.New(`unknown flag: --nope`),

wantCode: 1,

{

err: errors.New(`invalid argument "abc" for "--delay" flag: strconv.ParseUint: parsing "abc": invalid syntax`),

wantCode: 1,

{

err: errors.New("failed to record: something went wrong"),

wantCode: 1,

}

for _, tt := range tests {

t.Run(tt.name, func(t *testing.T) {

var out bytes.Buffer

got := exitCodeForCmdErr(tt.err, &out)

if got != tt.wantCode {

t.Errorf("exit code = %d, want %d", got, tt.wantCode)

}

hinted := strings.Contains(out.String(), "Run 'keploy --help' for usage.")

if hinted != tt.wantHint {

t.Errorf("usage hint printed = %v, want %v (output: %q)", hinted, tt.wantHint, out.String())

}

})

}

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