mirror of https://github.com/goccy/go-json.git
128 lines
3.2 KiB
Go
128 lines
3.2 KiB
Go
package json_test
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import (
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"testing"
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"github.com/goccy/go-json"
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)
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func assertErr(t *testing.T, err error) {
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t.Helper()
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if err != nil {
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t.Fatalf("%+v", err)
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}
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}
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func assertEq(t *testing.T, msg string, exp interface{}, act interface{}) {
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t.Helper()
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if exp != act {
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t.Fatalf("failed to encode %s. exp=[%v] but act=[%v]", msg, exp, act)
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}
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}
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func Test_Encoder(t *testing.T) {
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t.Run("int", func(t *testing.T) {
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bytes, err := json.Marshal(-10)
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assertErr(t, err)
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assertEq(t, "int", `-10`, string(bytes))
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})
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t.Run("int8", func(t *testing.T) {
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bytes, err := json.Marshal(int8(-11))
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assertErr(t, err)
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assertEq(t, "int8", `-11`, string(bytes))
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})
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t.Run("int16", func(t *testing.T) {
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bytes, err := json.Marshal(int16(-12))
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assertErr(t, err)
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assertEq(t, "int16", `-12`, string(bytes))
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})
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t.Run("int32", func(t *testing.T) {
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bytes, err := json.Marshal(int32(-13))
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assertErr(t, err)
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assertEq(t, "int32", `-13`, string(bytes))
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})
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t.Run("int64", func(t *testing.T) {
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bytes, err := json.Marshal(int64(-14))
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assertErr(t, err)
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assertEq(t, "int64", `-14`, string(bytes))
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})
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t.Run("uint", func(t *testing.T) {
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bytes, err := json.Marshal(uint(10))
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assertErr(t, err)
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assertEq(t, "uint", `10`, string(bytes))
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})
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t.Run("uint8", func(t *testing.T) {
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bytes, err := json.Marshal(uint8(11))
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assertErr(t, err)
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assertEq(t, "uint8", `11`, string(bytes))
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})
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t.Run("uint16", func(t *testing.T) {
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bytes, err := json.Marshal(uint16(12))
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assertErr(t, err)
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assertEq(t, "uint16", `12`, string(bytes))
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})
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t.Run("uint32", func(t *testing.T) {
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bytes, err := json.Marshal(uint32(13))
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assertErr(t, err)
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assertEq(t, "uint32", `13`, string(bytes))
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})
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t.Run("uint64", func(t *testing.T) {
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bytes, err := json.Marshal(uint64(14))
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assertErr(t, err)
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assertEq(t, "uint64", `14`, string(bytes))
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})
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t.Run("float32", func(t *testing.T) {
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bytes, err := json.Marshal(float32(3.14))
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assertErr(t, err)
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assertEq(t, "float32", `3.14`, string(bytes))
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})
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t.Run("float64", func(t *testing.T) {
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bytes, err := json.Marshal(float64(3.14))
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assertErr(t, err)
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assertEq(t, "float64", `3.14`, string(bytes))
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})
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t.Run("bool", func(t *testing.T) {
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bytes, err := json.Marshal(true)
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assertErr(t, err)
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assertEq(t, "bool", `true`, string(bytes))
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})
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t.Run("string", func(t *testing.T) {
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bytes, err := json.Marshal("hello world")
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assertErr(t, err)
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assertEq(t, "string", `"hello world"`, string(bytes))
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})
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t.Run("struct", func(t *testing.T) {
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bytes, err := json.Marshal(struct {
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A int `json:"a"`
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B uint `json:"b"`
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C string `json:"c"`
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}{
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A: -1,
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B: 1,
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C: "hello world",
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})
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assertErr(t, err)
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assertEq(t, "struct", `{"a":-1,"b":1,"c":"hello world"}`, string(bytes))
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})
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t.Run("slice", func(t *testing.T) {
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bytes, err := json.Marshal([]int{1, 2, 3, 4})
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assertErr(t, err)
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assertEq(t, "slice", `[1,2,3,4]`, string(bytes))
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})
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t.Run("array", func(t *testing.T) {
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bytes, err := json.Marshal([4]int{1, 2, 3, 4})
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assertErr(t, err)
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assertEq(t, "array", `[1,2,3,4]`, string(bytes))
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})
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t.Run("map", func(t *testing.T) {
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bytes, err := json.Marshal(map[string]int{
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"a": 1,
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"b": 2,
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"c": 3,
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"d": 4,
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})
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assertErr(t, err)
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assertEq(t, "map", len(`{"a":1,"b":2,"c":3,"d":4}`), len(string(bytes)))
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})
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}
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