package configstruct_test
import (
"fmt"
"testing"
"time"
"github.com/rclone/rclone/fs"
"github.com/rclone/rclone/fs/config/configstruct"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
type Conf struct {
A string
B string
}
type Conf2 struct {
PotatoPie string `config:"spud_pie"`
BeanStew bool
RaisinRoll int
SausageOnStick int64
ForbiddenFruit uint
CookingTime fs.Duration
TotalWeight fs.SizeSuffix
}
type ConfNested struct {
Conf // embedded struct with no tag
Sub1 Conf `config:"sub"` // member struct with tag
Sub2 Conf2 // member struct without tag
C string // normal item
D fs.Tristate // an embedded struct which we don't want to recurse
}
func TestItemsError(t *testing.T) {
_, err := configstruct.Items(nil)
assert.EqualError(t, err, "argument must be a pointer")
_, err = configstruct.Items(new(int))
assert.EqualError(t, err, "argument must be a pointer to a struct")
}
// Check each item has a Set function pointer then clear it for the assert.Equal
func cleanItems(t *testing.T, items []configstruct.Item) []configstruct.Item {
for i := range items {
item := &items[i]
assert.NotNil(t, item.Set)
item.Set = nil
}
return items
}
func TestItems(t *testing.T) {
in := &Conf2{
PotatoPie: "yum",
BeanStew: true,
RaisinRoll: 42,
SausageOnStick: 101,
ForbiddenFruit: 6,
CookingTime: fs.Duration(42 * time.Second),
TotalWeight: fs.SizeSuffix(17 << 20),
}
got, err := configstruct.Items(in)
require.NoError(t, err)
want := []configstruct.Item{
{Name: "spud_pie", Field: "PotatoPie", Value: string("yum")},
{Name: "bean_stew", Field: "BeanStew", Value: true},
{Name: "raisin_roll", Field: "RaisinRoll", Value: int(42)},
{Name: "sausage_on_stick", Field: "SausageOnStick", Value: int64(101)},
{Name: "forbidden_fruit", Field: "ForbiddenFruit", Value: uint(6)},
{Name: "cooking_time", Field: "CookingTime", Value: fs.Duration(42 * time.Second)},
{Name: "total_weight", Field: "TotalWeight", Value: fs.SizeSuffix(17 << 20)},
}
assert.Equal(t, want, cleanItems(t, got))
}
func TestItemsNested(t *testing.T) {
in := ConfNested{
Conf: Conf{
A: "1",
B: "2",
},
Sub1: Conf{
A: "3",
B: "4",
},
Sub2: Conf2{
PotatoPie: "yum",
BeanStew: true,
RaisinRoll: 42,
SausageOnStick: 101,
ForbiddenFruit: 6,
CookingTime: fs.Duration(42 * time.Second),
TotalWeight: fs.SizeSuffix(17 << 20),
},
C: "normal",
D: fs.Tristate{Value: true, Valid: true},
}
got, err := configstruct.Items(&in)
require.NoError(t, err)
want := []configstruct.Item{
{Name: "a", Field: "A", Value: string("1")},
{Name: "b", Field: "B", Value: string("2")},
{Name: "sub_a", Field: "A", Value: string("3")},
{Name: "sub_b", Field: "B", Value: string("4")},
{Name: "spud_pie", Field: "PotatoPie", Value: string("yum")},
{Name: "bean_stew", Field: "BeanStew", Value: true},
{Name: "raisin_roll", Field: "RaisinRoll", Value: int(42)},
{Name: "sausage_on_stick", Field: "SausageOnStick", Value: int64(101)},
{Name: "forbidden_fruit", Field: "ForbiddenFruit", Value: uint(6)},
{Name: "cooking_time", Field: "CookingTime", Value: fs.Duration(42 * time.Second)},
{Name: "total_weight", Field: "TotalWeight", Value: fs.SizeSuffix(17 << 20)},
{Name: "c", Field: "C", Value: string("normal")},
{Name: "d", Field: "D", Value: fs.Tristate{Value: true, Valid: true}},
}
assert.Equal(t, want, cleanItems(t, got))
}
func TestSetBasics(t *testing.T) {
c := &Conf{A: "one", B: "two"}
err := configstruct.Set(configMap{}, c)
require.NoError(t, err)
assert.Equal(t, &Conf{A: "one", B: "two"}, c)
}
// a simple configmap.Getter for testing
type configMap map[string]string
// Get the value
func (c configMap) Get(key string) (value string, ok bool) {
value, ok = c[key]
return value, ok
}
func TestSetMore(t *testing.T) {
c := &Conf{A: "one", B: "two"}
m := configMap{
"a": "ONE",
}
err := configstruct.Set(m, c)
require.NoError(t, err)
assert.Equal(t, &Conf{A: "ONE", B: "two"}, c)
}
func TestSetFull(t *testing.T) {
in := &Conf2{
PotatoPie: "yum",
BeanStew: true,
RaisinRoll: 42,
SausageOnStick: 101,
ForbiddenFruit: 6,
CookingTime: fs.Duration(42 * time.Second),
TotalWeight: fs.SizeSuffix(17 << 20),
}
m := configMap{
"spud_pie": "YUM",
"bean_stew": "FALSE",
"raisin_roll": "43 ",
"sausage_on_stick": " 102 ",
"forbidden_fruit": "0x7",
"cooking_time": "43s",
"total_weight": "18M",
}
want := &Conf2{
PotatoPie: "YUM",
BeanStew: false,
RaisinRoll: 43,
SausageOnStick: 102,
ForbiddenFruit: 7,
CookingTime: fs.Duration(43 * time.Second),
TotalWeight: fs.SizeSuffix(18 << 20),
}
err := configstruct.Set(m, in)
require.NoError(t, err)
assert.Equal(t, want, in)
}
func TestStringToInterface(t *testing.T) {
item := struct{ A int }{2}
for _, test := range []struct {
in string
def interface{}
want interface{}
err string
}{
{"", string(""), "", ""},
{" string ", string(""), " string ", ""},
{"123", int(0), int(123), ""},
{"0x123", int(0), int(0x123), ""},
{" 0x123 ", int(0), int(0x123), ""},
{"-123", int(0), int(-123), ""},
{"0", false, false, ""},
{"1", false, true, ""},
{"7", false, true, `parsing "7" as bool failed: strconv.ParseBool: parsing "7": invalid syntax`},
{"FALSE", false, false, ""},
{"true", false, true, ""},
{"123", uint(0), uint(123), ""},
{"123", int64(0), int64(123), ""},
{"123x", int64(0), nil, "parsing \"123x\" as int64 failed: expected newline"},
{"truth", false, nil, "parsing \"truth\" as bool failed: strconv.ParseBool: parsing \"truth\": invalid syntax"},
{"struct", item, nil, "parsing \"struct\" as struct { A int } failed: don't know how to parse this type"},
{"1s", fs.Duration(0), fs.Duration(time.Second), ""},
{"1m1s", fs.Duration(0), fs.Duration(61 * time.Second), ""},
{"1potato", fs.Duration(0), nil, `parsing "1potato" as fs.Duration failed: parsing time "1potato" as "2006-01-02": cannot parse "1potato" as "2006"`},
{``, []string{}, []string{}, ""},
{`[]`, []string(nil), []string{}, ""},
{`["hello"]`, []string{}, []string{"hello"}, ""},
{`["hello","world!"]`, []string(nil), []string{"hello", "world!"}, ""},
{"1s", time.Duration(0), time.Second, ""},
{"1m1s", time.Duration(0), 61 * time.Second, ""},
{"1potato", time.Duration(0), nil, `parsing "1potato" as time.Duration failed: time: unknown unit "potato" in duration "1potato"`},
{"1M", fs.SizeSuffix(0), fs.Mebi, ""},
{"1G", fs.SizeSuffix(0), fs.Gibi, ""},
{"1potato", fs.SizeSuffix(0), nil, `parsing "1potato" as fs.SizeSuffix failed: bad suffix 'o'`},
} {
what := fmt.Sprintf("parse %q as %T", test.in, test.def)
got, err := configstruct.StringToInterface(test.def, test.in)
if test.err == "" {
require.NoError(t, err, what)
assert.Equal(t, test.want, got, what)
} else {
assert.Nil(t, got, what)
assert.EqualError(t, err, test.err, what)
}
}
}