vendor/github.com/spf13/viper/util_test.go

   1 // Copyright © 2016 Steve Francia <spf@spf13.com>.
   2 //
   3 // Use of this source code is governed by an MIT-style
   4 // license that can be found in the LICENSE file.
   5
   6 // Viper is a application configuration system.
   7 // It believes that applications can be configured a variety of ways
   8 // via flags, ENVIRONMENT variables, configuration files retrieved
   9 // from the file system, or a remote key/value store.
  10
  11 package viper
  12
  13 import (
  14         "reflect"
  15         "testing"
  16 )
  17
  18 func TestCopyAndInsensitiviseMap(t *testing.T) {
  19         var (
  20                 given = map[string]interface{}{
  21                         "Foo": 32,
  22                         "Bar": map[interface{}]interface {
  23                         }{
  24                                 "ABc": "A",
  25                                 "cDE": "B"},
  26                 }
  27                 expected = map[string]interface{}{
  28                         "foo": 32,
  29                         "bar": map[string]interface {
  30                         }{
  31                                 "abc": "A",
  32                                 "cde": "B"},
  33                 }
  34         )
  35
  36         got := copyAndInsensitiviseMap(given)
  37
  38         if !reflect.DeepEqual(got, expected) {
  39                 t.Fatalf("Got %q\nexpected\n%q", got, expected)
  40         }
  41
  42         if _, ok := given["foo"]; ok {
  43                 t.Fatal("Input map changed")
  44         }
  45
  46         if _, ok := given["bar"]; ok {
  47                 t.Fatal("Input map changed")
  48         }
  49
  50         m := given["Bar"].(map[interface{}]interface{})
  51         if _, ok := m["ABc"]; !ok {
  52                 t.Fatal("Input map changed")
  53         }
  54 }