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help_topic_test.go

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package root

import (

"testing"

"github.com/cli/cli/pkg/iostreams"

"github.com/stretchr/testify/assert"

)

func TestNewHelpTopic(t *testing.T) {

tests := []struct {

name string

topic string

args []string

flags []string

wantsErr bool

}{

{

name: "valid topic",

topic: "environment",

args: []string{},

flags: []string{},

wantsErr: false,

},

{

name: "invalid topic",

topic: "invalid",

args: []string{},

flags: []string{},

wantsErr: false,

},

{

name: "more than zero args",

topic: "environment",

args: []string{"invalid"},

flags: []string{},

wantsErr: false,

},

{

name: "more than zero flags",

topic: "environment",

args: []string{},

flags: []string{"--invalid"},

wantsErr: true,

},

{

name: "help arg",

topic: "environment",

args: []string{"help"},

flags: []string{},

wantsErr: false,

},

{

name: "help flag",

topic: "environment",

args: []string{},

flags: []string{"--help"},

wantsErr: false,

},

}

for _, tt := range tests {

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

_, _, stdout, stderr := iostreams.Test()

cmd := NewHelpTopic(tt.topic)

cmd.SetArgs(append(tt.args, tt.flags...))

cmd.SetOut(stdout)

cmd.SetErr(stderr)

_, err := cmd.ExecuteC()

if tt.wantsErr {

assert.Error(t, err)

return

}

assert.NoError(t, err)

})

}

}