"refactor(common): 重构序列化工具包，将serialize重命名为utils并添加bitset组件"

common/utils/sturc/field_test.go

@@ -0,0 +1,77 @@
+package struc
+
+import (
+	"bytes"
+	"testing"
+)
+
+type badFloat struct {
+	BadFloat int `struc:"float64"`
+}
+
+func TestBadFloatField(t *testing.T) {
+	buf := bytes.NewReader([]byte("00000000"))
+	err := Unpack(buf, &badFloat{})
+	if err == nil {
+		t.Fatal("failed to error on bad float unpack")
+	}
+}
+
+type emptyLengthField struct {
+	Strlen int `struc:"sizeof=Str"`
+	Str    []byte
+}
+
+func TestEmptyLengthField(t *testing.T) {
+	var buf bytes.Buffer
+	s := &emptyLengthField{0, []byte("test")}
+	o := &emptyLengthField{}
+	if err := Pack(&buf, s); err != nil {
+		t.Fatal(err)
+	}
+	if err := Unpack(&buf, o); err != nil {
+		t.Fatal(err)
+	}
+	if !bytes.Equal(s.Str, o.Str) {
+		t.Fatal("empty length field encode failed")
+	}
+}
+
+type fixedSlicePad struct {
+	Field []byte `struc:"[4]byte"`
+}
+
+func TestFixedSlicePad(t *testing.T) {
+	var buf bytes.Buffer
+	ref := []byte{0, 0, 0, 0}
+	s := &fixedSlicePad{}
+	if err := Pack(&buf, s); err != nil {
+		t.Fatal(err)
+	}
+	if !bytes.Equal(buf.Bytes(), ref) {
+		t.Fatal("implicit fixed slice pack failed")
+	}
+	if err := Unpack(&buf, s); err != nil {
+		t.Fatal(err)
+	}
+	if !bytes.Equal(s.Field, ref) {
+		t.Fatal("implicit fixed slice unpack failed")
+	}
+}
+
+type sliceCap struct {
+	Len   int `struc:"sizeof=Field"`
+	Field []byte
+}
+
+func TestSliceCap(t *testing.T) {
+	var buf bytes.Buffer
+	tmp := &sliceCap{0, []byte("1234")}
+	if err := Pack(&buf, tmp); err != nil {
+		t.Fatal(err)
+	}
+	tmp.Field = make([]byte, 0, 4)
+	if err := Unpack(&buf, tmp); err != nil {
+		t.Fatal(err)
+	}
+}