diff --git a/g/container/gvar/gvar_test.go b/g/container/gvar/gvar_test.go
new file mode 100644
index 000000000..8af27577f
--- /dev/null
+++ b/g/container/gvar/gvar_test.go
@@ -0,0 +1,265 @@
+package gvar_test
+
+import (
+	"bytes"
+	"encoding/binary"
+	"testing"
+
+	"github.com/gogf/gf/g/container/gvar"
+	"github.com/gogf/gf/g/test/gtest"
+)
+
+func TestReadOnly(t *testing.T) {
+	gtest.Case(t, func() {
+		obj := gvar.New(nil, true)
+		var result string
+
+		switch obj.ReadOnly().(type) {
+		case gvar.VarRead:
+			result = "yes"
+		default:
+			result = "no"
+		}
+
+		gtest.Assert(result, "yes")
+	})
+}
+
+func TestSet(t *testing.T) {
+	gtest.Case(t, func() {
+		objOne := gvar.New("old", true)
+		objOneOld, _ := objOne.Set("new").(string)
+		gtest.Assert(objOneOld, "old")
+
+		objTwo := gvar.New("old", false)
+		objTwoOld, _ := objTwo.Set("new").(string)
+		gtest.Assert(objTwoOld, "old")
+	})
+}
+
+func TestVal(t *testing.T) {
+	gtest.Case(t, func() {
+		objOne := gvar.New(1, true)
+		objOneOld, _ := objOne.Val().(int)
+		gtest.Assert(objOneOld, 1)
+
+		objTwo := gvar.New(1, false)
+		objTwoOld, _ := objTwo.Val().(int)
+		gtest.Assert(objTwoOld, 1)
+	})
+}
+func TestInterface(t *testing.T) {
+	gtest.Case(t, func() {
+		objOne := gvar.New(1, true)
+		objOneOld, _ := objOne.Interface().(int)
+		gtest.Assert(objOneOld, 1)
+
+		objTwo := gvar.New(1, false)
+		objTwoOld, _ := objTwo.Interface().(int)
+		gtest.Assert(objTwoOld, 1)
+	})
+}
+func TestIsNil(t *testing.T) {
+	gtest.Case(t, func() {
+		objOne := gvar.New(nil, true)
+		gtest.Assert(objOne.IsNil(), true)
+
+		objTwo := gvar.New("noNil", false)
+		gtest.Assert(objTwo.IsNil(), false)
+
+	})
+}
+
+func TestBytes(t *testing.T) {
+	gtest.Case(t, func() {
+		x := int32(1)
+		bytesBuffer := bytes.NewBuffer([]byte{})
+		binary.Write(bytesBuffer, binary.BigEndian, x)
+
+		objOne := gvar.New(bytesBuffer.Bytes(), true)
+
+		bBuf := bytes.NewBuffer(objOne.Bytes())
+		var y int32
+		binary.Read(bBuf, binary.BigEndian, &y)
+
+		gtest.Assert(x, y)
+
+	})
+}
+
+func TestString(t *testing.T) {
+	gtest.Case(t, func() {
+		var str string = "hello"
+		objOne := gvar.New(str, true)
+		gtest.Assert(objOne.String(), str)
+
+	})
+}
+func TestBool(t *testing.T) {
+	gtest.Case(t, func() {
+		var ok bool = true
+		objOne := gvar.New(ok, true)
+		gtest.Assert(objOne.Bool(), ok)
+
+		ok = false
+		objTwo := gvar.New(ok, true)
+		gtest.Assert(objTwo.Bool(), ok)
+
+	})
+}
+
+func TestInt(t *testing.T) {
+	gtest.Case(t, func() {
+		var num int = 1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Int(), num)
+
+	})
+}
+
+func TestInt8(t *testing.T) {
+	gtest.Case(t, func() {
+		var num int8 = 1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Int8(), num)
+
+	})
+}
+
+func TestInt16(t *testing.T) {
+	gtest.Case(t, func() {
+		var num int16 = 1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Int16(), num)
+
+	})
+}
+
+func TestInt32(t *testing.T) {
+	gtest.Case(t, func() {
+		var num int32 = 1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Int32(), num)
+
+	})
+}
+
+func TestInt64(t *testing.T) {
+	gtest.Case(t, func() {
+		var num int64 = 1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Int64(), num)
+
+	})
+}
+
+func TestUint(t *testing.T) {
+	gtest.Case(t, func() {
+		var num uint = 1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Uint(), num)
+
+	})
+}
+
+func TestUint8(t *testing.T) {
+	gtest.Case(t, func() {
+		var num uint8 = 1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Uint8(), num)
+
+	})
+}
+
+func TestUint16(t *testing.T) {
+	gtest.Case(t, func() {
+		var num uint16 = 1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Uint16(), num)
+
+	})
+}
+
+func TestUint32(t *testing.T) {
+	gtest.Case(t, func() {
+		var num uint32 = 1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Uint32(), num)
+
+	})
+}
+
+func TestUint64(t *testing.T) {
+	gtest.Case(t, func() {
+		var num uint64 = 1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Uint64(), num)
+
+	})
+}
+func TestFloat32(t *testing.T) {
+	gtest.Case(t, func() {
+		var num float32 = 1.1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Float32(), num)
+
+	})
+}
+
+func TestFloat64(t *testing.T) {
+	gtest.Case(t, func() {
+		var num float64 = 1.1
+		objOne := gvar.New(num, true)
+		gtest.Assert(objOne.Float64(), num)
+
+	})
+}
+
+func TestInts(t *testing.T) {
+	gtest.Case(t, func() {
+		var arr = []int{1, 2, 3, 4, 5}
+		objOne := gvar.New(arr, true)
+		gtest.Assert(objOne.Ints()[0], arr[0])
+	})
+}
+func TestFloats(t *testing.T) {
+	gtest.Case(t, func() {
+		var arr = []float64{1, 2, 3, 4, 5}
+		objOne := gvar.New(arr, true)
+		gtest.Assert(objOne.Floats()[0], arr[0])
+	})
+}
+func TestStrings(t *testing.T) {
+	gtest.Case(t, func() {
+		var arr = []string{"hello", "world"}
+		objOne := gvar.New(arr, true)
+		gtest.Assert(objOne.Strings()[0], arr[0])
+	})
+}
+
+func TestTime(t *testing.T) {
+	gtest.Case(t, func() {
+		var timeUnix int64 = 1556242660
+		objOne := gvar.New(timeUnix, true)
+		gtest.Assert(objOne.Time().Unix(), timeUnix)
+	})
+}
+
+type StTest struct {
+	Test int
+}
+
+func TestStruct(t *testing.T) {
+	gtest.Case(t, func() {
+		Kv := make(map[string]int, 1)
+		Kv["Test"] = 100
+
+		testObj := &StTest{}
+
+		objOne := gvar.New(Kv, true)
+
+		objOne.Struct(testObj)
+
+		gtest.Assert(testObj.Test, Kv["Test"])
+	})
+}