142 lines
3.3 KiB
Go
142 lines
3.3 KiB
Go
package nbt
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import (
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"bytes"
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"math"
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"testing"
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)
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func TestMarshal_IntArray(t *testing.T) {
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// Test marshal pure Int array
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v := []int32{0, -10, 3}
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out := []byte{TagIntArray, 0x00, 0x00, 0, 0, 0, 3,
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0x00, 0x00, 0x00, 0x00,
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0xff, 0xff, 0xff, 0xf6,
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0x00, 0x00, 0x00, 0x03,
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}
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var buf bytes.Buffer
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if err := Marshal(&buf, v); err != nil {
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t.Error(err)
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} else if !bytes.Equal(buf.Bytes(), out) {
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t.Errorf("output binary not right: get % 02x, want % 02x ", buf.Bytes(), out)
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}
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// Test marshal in a struct
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v2 := struct {
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Ary []int32 `nbt:"ary"`
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}{[]int32{0, -10, 3}}
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out = []byte{TagCompound, 0x00, 0x00,
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TagIntArray, 0x00, 0x03, 'a', 'r', 'y', 0, 0, 0, 3,
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0x00, 0x00, 0x00, 0x00, // 0
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0xff, 0xff, 0xff, 0xf6, // -10
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0x00, 0x00, 0x00, 0x03, // 3
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TagEnd,
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}
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buf.Reset()
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if err := Marshal(&buf, v2); err != nil {
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t.Error(err)
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} else if !bytes.Equal(buf.Bytes(), out) {
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t.Errorf("output binary not right: get % 02x, want % 02x ", buf.Bytes(), out)
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}
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}
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func TestMarshal_FloatArray(t *testing.T) {
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// Test marshal pure Int array
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v := []float32{0.3, -100, float32(math.NaN())}
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out := []byte{TagList, 0x00, 0x00, TagFloat, 0, 0, 0, 3,
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0x3e, 0x99, 0x99, 0x9a, // 0.3
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0xc2, 0xc8, 0x00, 0x00, // -100
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0x7f, 0xc0, 0x00, 0x00, // NaN
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}
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var buf bytes.Buffer
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if err := Marshal(&buf, v); err != nil {
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t.Error(err)
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} else if !bytes.Equal(buf.Bytes(), out) {
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t.Errorf("output binary not right: get % 02x, want % 02x ", buf.Bytes(), out)
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}
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}
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func TestMarshal_InterfaceArray(t *testing.T) {
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type Struct1 struct {
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Val int32
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}
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type Struct2 struct {
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Val float32
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}
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tests := []struct {
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name string
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args []interface{}
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want []byte
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}{
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{
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name: "Two element interface array",
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args: []interface{}{Struct1{3}, Struct2{0.3}},
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want: []byte{
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TagList, 0x00, 0x00 /*no name*/, TagCompound, 0, 0, 0, 2,
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// 1st element
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TagCompound, 0x00, 0x00, /*no name*/
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TagInt, 0x00, 0x03, 'V', 'a', 'l', 0x00, 0x00, 0x00, 0x03, // 3
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TagEnd,
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// 2nd element
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TagCompound, 0x00, 0x00, /*no name*/
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TagFloat, 0x00, 0x03, 'V', 'a', 'l', 0x3e, 0x99, 0x99, 0x9a, // 0.3
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TagEnd,
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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w := &bytes.Buffer{}
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err := Marshal(w, tt.args)
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if err != nil {
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t.Error(err)
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} else if !bytes.Equal(w.Bytes(), tt.want) {
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t.Errorf("Marshal([]interface{}) got = % 02x, want % 02x", w.Bytes(), tt.want)
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return
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}
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})
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}
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}
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func TestMarshal_StructArray(t *testing.T) {
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type Struct1 struct {
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Val int32
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}
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tests := []struct {
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name string
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args []Struct1
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want []byte
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}{
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{
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name: "One element struct array",
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args: []Struct1{{3}, {-10}},
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want: []byte{
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TagList, 0x00, 0x00 /*no name*/, TagCompound, 0, 0, 0, 2,
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// 1st element
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TagCompound, 0x00, 0x00, /*no name*/
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TagInt, 0x00, 0x03, 'V', 'a', 'l', 0x00, 0x00, 0x00, 0x03, // 3
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TagEnd,
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// 2nd element
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TagCompound, 0x00, 0x00, /*no name*/
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TagInt, 0x00, 0x03, 'V', 'a', 'l', 0xff, 0xff, 0xff, 0xf6, // -10
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TagEnd,
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},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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w := &bytes.Buffer{}
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err := Marshal(w, tt.args)
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if err != nil {
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t.Error(err)
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} else if !bytes.Equal(w.Bytes(), tt.want) {
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t.Errorf("Marshal([]struct{}) got = % 02x, want % 02x", w.Bytes(), tt.want)
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return
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}
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})
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}
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}
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