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moby--moby/cli/command/formatter/reflect_test.go
Akihiro Suda 3a32b58792 Fix broken JSON support in cli/command/formatter
How to test:

    $ docker ps --format '{{json .}}'
    $ docker network ls --format '{{json .}}'
    $ docker volume ls --format '{{json .}}'

Signed-off-by: Akihiro Suda <suda.akihiro@lab.ntt.co.jp>
2016-10-17 08:07:17 +00:00

66 lines
1.2 KiB
Go

package formatter
import (
"reflect"
"testing"
)
type dummy struct {
}
func (d *dummy) Func1() string {
return "Func1"
}
func (d *dummy) func2() string {
return "func2(should not be marshalled)"
}
func (d *dummy) Func3() (string, int) {
return "Func3(should not be marshalled)", -42
}
func (d *dummy) Func4() int {
return 4
}
type dummyType string
func (d *dummy) Func5() dummyType {
return dummyType("Func5")
}
func (d *dummy) FullHeader() string {
return "FullHeader(should not be marshalled)"
}
var dummyExpected = map[string]interface{}{
"Func1": "Func1",
"Func4": 4,
"Func5": dummyType("Func5"),
}
func TestMarshalMap(t *testing.T) {
d := dummy{}
m, err := marshalMap(&d)
if err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(dummyExpected, m) {
t.Fatalf("expected %+v, got %+v",
dummyExpected, m)
}
}
func TestMarshalMapBad(t *testing.T) {
if _, err := marshalMap(nil); err == nil {
t.Fatal("expected an error (argument is nil)")
}
if _, err := marshalMap(dummy{}); err == nil {
t.Fatal("expected an error (argument is non-pointer)")
}
x := 42
if _, err := marshalMap(&x); err == nil {
t.Fatal("expected an error (argument is a pointer to non-struct)")
}
}