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json_object_test.go
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package jsonobject
import (
"encoding/json"
"fmt"
"math"
"testing"
)
func TestGetLeafNode(t *testing.T) {
jsonContent := `{
"bool": true,
"int": 1,
"int64": 64,
"float64": 1.64,
"string": "abc",
"list": [true, 1, 64, 1.64, "abc"]
}`
jo := NewJsonObject(jsonContent)
// item exists
assertEqual(t, jo.GetBool("bool"), true)
assertEqual(t, jo.GetInt("int"), 1)
assertEqual(t, jo.GetInt64("int64"), int64(64))
assertEqual(t, jo.GetFloat64("float64"), 1.64)
assertEqual(t, jo.GetString("string"), "abc")
assertEqual(t, jo.GetString("float64"), "1.64")
assertEqual(t, len(jo.GetInterfaceSlice("list")), 5)
// item not exists
assertEqual(t, jo.GetBool("bool_extra"), false)
assertEqual(t, jo.GetInt("int_extra"), 0)
assertEqual(t, jo.GetInt64("int64_extra"), int64(0))
assertEqual(t, jo.GetFloat64("float64_extra"), float64(0))
assertEqual(t, jo.GetString("string_extra"), "")
// get itself
list := jo.GetJsonObjectSlice("list")
assertEqual(t, list[0].GetBool(), true)
assertEqual(t, list[1].GetInt(), 1)
assertEqual(t, list[2].GetInt64(), int64(64))
assertEqual(t, list[3].GetFloat64(), float64(1.64))
assertEqual(t, list[4].GetString(), "abc")
}
func TestGetNonLeafNode(t *testing.T) {
jsonContent := `{
"obj": {
"name": "John"
},
"list": [
{"name": 1}, {"name": 2}, {"name": 3}
]
}`
jo := NewJsonObject(jsonContent)
obj1, _ := json.Marshal(jo.GetJsonObject("obj").GetStringMap())
obj2, _ := json.Marshal(map[string]interface{}{
"name": "John",
})
assertEqual(t, string(obj1), string(obj2))
list := jo.GetJsonObjectSlice("list")
for i, item := range list {
assertEqual(t, item.GetInt("name"), i+1)
}
}
func TestIsNil(t *testing.T) {
jo := NewJsonObject(map[string]interface{}{
"float32": float32(1.32),
"int64": int64(1),
"int": 1,
"string": "1.32",
})
assertEqual(t, jo.GetJsonObject("int").GetInt("none"), 0)
assertEqual(t, jo.GetFloat64("float32"), float64(float32(1.32)))
assertEqual(t, jo.GetInt64("int64"), int64(1))
assertEqual(t, jo.GetInt("int"), 1)
assertEqual(t, jo.GetFloat64("string"), 1.32)
assertEqual(t, jo.IsNil(), false)
jo = NewJsonObject(nil)
assertEqual(t, jo.GetStringMap() == nil, false)
assertEqual(t, jo.IsNil(), true)
jo = NewJsonObject(`{"a":1}`)
assertEqual(t, jo.IsNil(), false)
assertEqual(t, jo.IsNil("a"), false)
assertEqual(t, jo.IsNil("b"), true)
}
func TestMarshal(t *testing.T) {
jsonContent := `{
"obj": {
"name": "John"
},
"list": [
{"name": 1}, {"name": 2}, {"name": 3}
]
}`
jo := NewJsonObject(jsonContent)
assertEqual(t, len(jo.Marshal()), 65)
list := jo.GetJsonObjectSlice("list")
list[0].Set("name", 11)
assertEqual(t, len(jo.Marshal()), 66)
obj := jo.GetJsonObject("obj")
obj.Set("name", "John2")
assertEqual(t, len(jo.Marshal()), 67)
mapJo := NewJsonObject(map[string]interface{}{
"a": "a",
"b": []map[string]interface{}{
{"childA": 1},
},
})
mapJo.Set("a", "aa")
assertEqual(t, mapJo.Marshal(), `{"a":"aa","b":[{"childA":1}]}`)
mapJo.GetJsonObjectSlice("b")[0].Set("childA", 11)
assertEqual(t, mapJo.Marshal(), `{"a":"aa","b":[{"childA":11}]}`)
}
func TestLimitation(t *testing.T) {
var nilJo *JsonObject
nilJo.GetString()
nilJo = &JsonObject{nil}
nilJo.GetString()
nilJo = NewJsonObject(nil)
nilJo.Set("a", 1)
list1 := []interface{}{
math.MaxInt, math.MaxInt32, math.MaxInt64, math.MaxUint32,
math.MaxFloat32, math.MaxFloat64, uint64(math.MaxUint64),
int8(math.MaxInt8), int16(math.MaxInt16), int32(math.MaxInt32),
uint(math.MaxUint), uint8(math.MaxUint8), uint16(math.MaxUint16),
uint32(math.MaxUint32),
}
mapJo := NewJsonObject([]byte("{}"))
var list2 []string
for i, num := range list1 {
list2 = append(list2, fmt.Sprint(num))
mapJo.Set(fmt.Sprint("list1", i), num)
mapJo.Set(fmt.Sprint("list2", i), fmt.Sprint(num))
}
for i, num := range list1 {
assertEqual(t, mapJo.GetString(fmt.Sprint("list2", i)), fmt.Sprint(num))
assertEqual(t, mapJo.GetString(fmt.Sprint("list2", i)), list2[i])
}
for i, num := range list1 {
if i > 3 {
continue
}
assertEqual(t, mapJo.GetInt(fmt.Sprint("list1", i)), num)
assertEqual(t, mapJo.GetInt(fmt.Sprint("list2", i)), num)
assertEqual(t, mapJo.GetInt64(fmt.Sprint("list1", i)), int64(num.(int)))
assertEqual(t, mapJo.GetInt64(fmt.Sprint("list2", i)), int64(num.(int)))
}
assertEqual(t, mapJo.GetFloat64("list14"), math.MaxFloat32)
assertEqual(t, mapJo.GetFloat64("list15"), math.MaxFloat64)
assertEqual(t, mapJo.GetFloat64("list24"), math.MaxFloat32)
assertEqual(t, mapJo.GetFloat64("list25"), math.MaxFloat64)
// assert getNumber
assertEqual(t, int(getNumber[int64](list1[0])), list1[0])
assertEqual(t, int(getNumber[int64](list1[1])), list1[1])
assertEqual(t, int(getNumber[int64](list1[2])), list1[2])
assertEqual(t, getNumber[uint64](list1[3]), uint64(math.MaxUint32))
assertEqual(t, getNumber[float64](list1[4]), list1[4])
assertEqual(t, getNumber[float64](list1[5]), list1[5])
assertEqual(t, getNumber[uint64](list1[6]), list1[6])
assertEqual(t, getNumber[int64](list1[7]), int64(math.MaxInt8))
assertEqual(t, getNumber[int64](list1[8]), int64(math.MaxInt16))
assertEqual(t, getNumber[int64](list1[9]), int64(math.MaxInt32))
assertEqual(t, getNumber[uint64](list1[10]), uint64(math.MaxUint))
assertEqual(t, getNumber[uint64](list1[11]), uint64(math.MaxUint8))
assertEqual(t, getNumber[uint64](list1[12]), uint64(math.MaxUint16))
assertEqual(t, getNumber[uint64](list1[13]), uint64(math.MaxUint32))
assertEqual(t, int(getNumber[int64](list2[0])), list1[0])
assertEqual(t, int(getNumber[int64](list2[1])), list1[1])
assertEqual(t, int(getNumber[int64](list2[2])), list1[2])
assertEqual(t, getNumber[uint64](list2[3]), uint64(math.MaxUint32))
assertEqual(t, getNumber[float64](list2[4]), list1[4])
assertEqual(t, getNumber[float64](list2[5]), list1[5])
assertEqual(t, getNumber[uint64](list2[6]), list1[6])
assertEqual(t, getNumber[int64](list2[7]), int64(math.MaxInt8))
assertEqual(t, getNumber[int64](list2[8]), int64(math.MaxInt16))
assertEqual(t, getNumber[int64](list2[9]), int64(math.MaxInt32))
assertEqual(t, getNumber[uint64](list2[10]), uint64(math.MaxUint))
assertEqual(t, getNumber[uint64](list2[11]), uint64(math.MaxUint8))
assertEqual(t, getNumber[uint64](list2[12]), uint64(math.MaxUint16))
assertEqual(t, getNumber[uint64](list2[13]), uint64(math.MaxUint32))
}