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context_test.go
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context_test.go
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// Copyright 2018-2019 Liu Dong <ddliuhb@gmail.com>.
// Licensed under the MIT license.
package fractal
import (
"encoding/json"
"testing"
)
func TestContext(t *testing.T) {
c := New(nil)
c.SetValue("a.b.c.d", 99)
if c.Int("a.b.c.d") != 99 {
t.Error("Get value error")
}
c.SetValue("a1.b.c.d", map[string]string{
"k1": "v1",
"k2": "v2",
})
if c.String("a1.b.c.d.k1") != "v1" {
t.Error("Get value error")
}
}
func TestJson(t *testing.T) {
c := FromJson([]byte(`{"key": "value"}`))
if c.String("key") != "value" {
t.Error()
}
}
type testStruct1 struct {
Key1 string
Key2 testStruct2
}
type testStruct2 struct {
Key3 string
}
func TestStruct(t *testing.T) {
v := testStruct1{
Key1: "Value1",
Key2: testStruct2{
Key3: "Value3",
},
}
c := New(v)
if c.String("Key2.Key3") != "Value3" {
t.Error()
}
}
func TestUnmarshalJSON(t *testing.T) {
var c Context
json.Unmarshal([]byte(`{"key": "value"}`), &c)
if c.String("key") != "value" {
t.Error()
}
}
func TestKeys(t *testing.T) {
var c Context
json.Unmarshal([]byte(`{"key1": "value1", "key2": "value2"}`), &c)
keys := c.Keys()
if !listEquals(keys, []string{"key1", "key2"}) {
t.Error()
}
}
func TestList(t *testing.T) {
var c Context
json.Unmarshal([]byte(`{"key": ["a", {"b": "b"}]}`), &c)
if c.String("key.1.b") != "b" {
t.Error()
}
if c.String("key.0") != "a" {
t.Error()
}
}
func TestNested(t *testing.T) {
c := New(nil)
child := New(nil)
child.SetValue("a", "b")
c.SetValue("c", child)
if c.String("c.a") != "b" {
t.Error()
}
c.SetValue("d", *child)
if c.String("d.a") != "b" {
t.Error()
}
// x, _ := c.MarshalJSON()
// print(string(x))
}
func TestLength(t *testing.T) {
var c Context
json.Unmarshal([]byte(`{"key": ["a", "b"]}`), &c)
if c.Int("key.length()") != 2 {
t.Error()
}
}
func TestEmpty(t *testing.T) {
emptyTests := []interface{}{
nil,
0,
0.0,
false,
"",
[]int{},
map[string]string{},
}
noneEmptyTests := []interface{}{
1,
1.1,
true,
"test",
[]int{1},
map[string]string{"test": "test"},
}
for _, v := range emptyTests {
c := New(v)
if !c.IsEmpty() {
t.Errorf("%v is not empty", v)
}
}
for _, v := range noneEmptyTests {
c := New(v)
if c.IsEmpty() {
t.Errorf("%v is empty", v)
}
}
}
func listEquals(l1, l2 []string) bool {
if len(l1) != len(l2) {
return false
}
for _, v1 := range l1 {
exist := false
for _, v2 := range l2 {
if v1 == v2 {
exist = true
}
}
if !exist {
return false
}
}
return true
}
func TestNil(t *testing.T) {
c := New(nil)
if c.GetValue("a") != nil {
t.Error()
}
}
func TestGetMap(t *testing.T) {
c := FromJson([]byte(`{"a":{"k1": "v1", "k2": "v2"}}`))
if c.GetMapContext("a")["k2"].String() != "v2" {
t.Error()
}
}
func TestGetList(t *testing.T) {
c := FromJson([]byte(`{"a":[{"id": "id1"}, {"id": "id2"}, "simple string"]}`))
if c.GetListContext("a")[1].String("id") != "id2" {
t.Error()
}
if c.GetListContext("a")[2].String() != "simple string" {
t.Error()
}
}
func TestStringNoChild(t *testing.T) {
c := New("hello")
if c.String("none.exist") != "" {
t.Error(c.String("none.exist") + "!=" + "\"\"")
}
}
func TestNestedInStruct(t *testing.T) {
type MyStruct struct {
Name string `json:"name"`
Ctx Context `json:"ctx"`
}
data := MyStruct{
Name: "Hello",
}
data.Ctx.SetValue("name1", "value1")
data1 := MyStruct{}
b, _ := json.Marshal(data)
err := json.Unmarshal(b, &data1)
if err != nil || data1.Ctx.String("name1") != "value1" {
t.Error("Test tested failed", err, data1)
}
}
func Test1(t *testing.T) {
data1 := New(map[string]interface{}{
"a": "a",
"b": "b",
})
data2 := New(map[string]interface{}{
"c": "c",
"d": "d",
})
if !data1.IsEmpty("data") {
t.Error()
}
data1.SetValue("data", data2)
if data1.IsEmpty("data") {
t.Error()
}
if data1.String("data.c") != "c" {
t.Error()
}
}