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Alex Flint 93da65fcff test for codecov 2020-04-17 16:42:27 -04:00
1 changed files with 0 additions and 355 deletions

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package arg
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
// This file contains tests for parse.go but I decided to put them here
// since that file is getting large
func TestSubcommandNotAPointer(t *testing.T) {
var args struct {
A string `arg:"subcommand"`
}
_, err := NewParser(Config{}, &args)
assert.Error(t, err)
}
func TestSubcommandNotAPointerToStruct(t *testing.T) {
var args struct {
A struct{} `arg:"subcommand"`
}
_, err := NewParser(Config{}, &args)
assert.Error(t, err)
}
func TestPositionalAndSubcommandNotAllowed(t *testing.T) {
var args struct {
A string `arg:"positional"`
B *struct{} `arg:"subcommand"`
}
_, err := NewParser(Config{}, &args)
assert.Error(t, err)
}
func TestMinimalSubcommand(t *testing.T) {
type listCmd struct {
}
var args struct {
List *listCmd `arg:"subcommand"`
}
p, err := pparse("list", &args)
require.NoError(t, err)
assert.NotNil(t, args.List)
assert.Equal(t, args.List, p.Subcommand())
assert.Equal(t, []string{"list"}, p.SubcommandNames())
}
func TestNoSuchSubcommand(t *testing.T) {
type listCmd struct {
}
var args struct {
List *listCmd `arg:"subcommand"`
}
_, err := pparse("invalid", &args)
assert.Error(t, err)
}
func TestNamedSubcommand(t *testing.T) {
type listCmd struct {
}
var args struct {
List *listCmd `arg:"subcommand:ls"`
}
p, err := pparse("ls", &args)
require.NoError(t, err)
assert.NotNil(t, args.List)
assert.Equal(t, args.List, p.Subcommand())
assert.Equal(t, []string{"ls"}, p.SubcommandNames())
}
func TestEmptySubcommand(t *testing.T) {
type listCmd struct {
}
var args struct {
List *listCmd `arg:"subcommand"`
}
p, err := pparse("", &args)
require.NoError(t, err)
assert.Nil(t, args.List)
assert.Nil(t, p.Subcommand())
assert.Empty(t, p.SubcommandNames())
}
func TestTwoSubcommands(t *testing.T) {
type getCmd struct {
}
type listCmd struct {
}
var args struct {
Get *getCmd `arg:"subcommand"`
List *listCmd `arg:"subcommand"`
}
p, err := pparse("list", &args)
require.NoError(t, err)
assert.Nil(t, args.Get)
assert.NotNil(t, args.List)
assert.Equal(t, args.List, p.Subcommand())
assert.Equal(t, []string{"list"}, p.SubcommandNames())
}
func TestSubcommandsWithOptions(t *testing.T) {
type getCmd struct {
Name string
}
type listCmd struct {
Limit int
}
type cmd struct {
Verbose bool
Get *getCmd `arg:"subcommand"`
List *listCmd `arg:"subcommand"`
}
{
var args cmd
err := parse("list", &args)
require.NoError(t, err)
assert.Nil(t, args.Get)
assert.NotNil(t, args.List)
}
{
var args cmd
err := parse("list --limit 3", &args)
require.NoError(t, err)
assert.Nil(t, args.Get)
assert.NotNil(t, args.List)
assert.Equal(t, args.List.Limit, 3)
}
{
var args cmd
err := parse("list --limit 3 --verbose", &args)
require.NoError(t, err)
assert.Nil(t, args.Get)
assert.NotNil(t, args.List)
assert.Equal(t, args.List.Limit, 3)
assert.True(t, args.Verbose)
}
{
var args cmd
err := parse("list --verbose --limit 3", &args)
require.NoError(t, err)
assert.Nil(t, args.Get)
assert.NotNil(t, args.List)
assert.Equal(t, args.List.Limit, 3)
assert.True(t, args.Verbose)
}
{
var args cmd
err := parse("--verbose list --limit 3", &args)
require.NoError(t, err)
assert.Nil(t, args.Get)
assert.NotNil(t, args.List)
assert.Equal(t, args.List.Limit, 3)
assert.True(t, args.Verbose)
}
{
var args cmd
err := parse("get", &args)
require.NoError(t, err)
assert.NotNil(t, args.Get)
assert.Nil(t, args.List)
}
{
var args cmd
err := parse("get --name test", &args)
require.NoError(t, err)
assert.NotNil(t, args.Get)
assert.Nil(t, args.List)
assert.Equal(t, args.Get.Name, "test")
}
}
func TestNestedSubcommands(t *testing.T) {
type child struct{}
type parent struct {
Child *child `arg:"subcommand"`
}
type grandparent struct {
Parent *parent `arg:"subcommand"`
}
type root struct {
Grandparent *grandparent `arg:"subcommand"`
}
{
var args root
p, err := pparse("grandparent parent child", &args)
require.NoError(t, err)
require.NotNil(t, args.Grandparent)
require.NotNil(t, args.Grandparent.Parent)
require.NotNil(t, args.Grandparent.Parent.Child)
assert.Equal(t, args.Grandparent.Parent.Child, p.Subcommand())
assert.Equal(t, []string{"grandparent", "parent", "child"}, p.SubcommandNames())
}
{
var args root
p, err := pparse("grandparent parent", &args)
require.NoError(t, err)
require.NotNil(t, args.Grandparent)
require.NotNil(t, args.Grandparent.Parent)
require.Nil(t, args.Grandparent.Parent.Child)
assert.Equal(t, args.Grandparent.Parent, p.Subcommand())
assert.Equal(t, []string{"grandparent", "parent"}, p.SubcommandNames())
}
{
var args root
p, err := pparse("grandparent", &args)
require.NoError(t, err)
require.NotNil(t, args.Grandparent)
require.Nil(t, args.Grandparent.Parent)
assert.Equal(t, args.Grandparent, p.Subcommand())
assert.Equal(t, []string{"grandparent"}, p.SubcommandNames())
}
{
var args root
p, err := pparse("", &args)
require.NoError(t, err)
require.Nil(t, args.Grandparent)
assert.Nil(t, p.Subcommand())
assert.Empty(t, p.SubcommandNames())
}
}
func TestSubcommandsWithPositionals(t *testing.T) {
type listCmd struct {
Pattern string `arg:"positional"`
}
type cmd struct {
Format string
List *listCmd `arg:"subcommand"`
}
{
var args cmd
err := parse("list", &args)
require.NoError(t, err)
assert.NotNil(t, args.List)
assert.Equal(t, "", args.List.Pattern)
}
{
var args cmd
err := parse("list --format json", &args)
require.NoError(t, err)
assert.NotNil(t, args.List)
assert.Equal(t, "", args.List.Pattern)
assert.Equal(t, "json", args.Format)
}
{
var args cmd
err := parse("list somepattern", &args)
require.NoError(t, err)
assert.NotNil(t, args.List)
assert.Equal(t, "somepattern", args.List.Pattern)
}
{
var args cmd
err := parse("list somepattern --format json", &args)
require.NoError(t, err)
assert.NotNil(t, args.List)
assert.Equal(t, "somepattern", args.List.Pattern)
assert.Equal(t, "json", args.Format)
}
{
var args cmd
err := parse("list --format json somepattern", &args)
require.NoError(t, err)
assert.NotNil(t, args.List)
assert.Equal(t, "somepattern", args.List.Pattern)
assert.Equal(t, "json", args.Format)
}
{
var args cmd
err := parse("--format json list somepattern", &args)
require.NoError(t, err)
assert.NotNil(t, args.List)
assert.Equal(t, "somepattern", args.List.Pattern)
assert.Equal(t, "json", args.Format)
}
{
var args cmd
err := parse("--format json", &args)
require.NoError(t, err)
assert.Nil(t, args.List)
assert.Equal(t, "json", args.Format)
}
}
func TestSubcommandsWithMultiplePositionals(t *testing.T) {
type getCmd struct {
Items []string `arg:"positional"`
}
type cmd struct {
Limit int
Get *getCmd `arg:"subcommand"`
}
{
var args cmd
err := parse("get", &args)
require.NoError(t, err)
assert.NotNil(t, args.Get)
assert.Empty(t, args.Get.Items)
}
{
var args cmd
err := parse("get --limit 5", &args)
require.NoError(t, err)
assert.NotNil(t, args.Get)
assert.Empty(t, args.Get.Items)
assert.Equal(t, 5, args.Limit)
}
{
var args cmd
err := parse("get item1", &args)
require.NoError(t, err)
assert.NotNil(t, args.Get)
assert.Equal(t, []string{"item1"}, args.Get.Items)
}
{
var args cmd
err := parse("get item1 item2 item3", &args)
require.NoError(t, err)
assert.NotNil(t, args.Get)
assert.Equal(t, []string{"item1", "item2", "item3"}, args.Get.Items)
}
{
var args cmd
err := parse("get item1 --limit 5 item2", &args)
require.NoError(t, err)
assert.NotNil(t, args.Get)
assert.Equal(t, []string{"item1", "item2"}, args.Get.Items)
assert.Equal(t, 5, args.Limit)
}
}