support scan boolean type

Author: caibirdme

scanner/scanner.go

@@ -375,6 +375,13 @@ func convert(mapValue interface{}, valuei reflect.Value, wrapErr convertErrWrapp
 			valuei.SetInt(mapValue.(int64))
 		} else if isUintSeriesType(vit.Kind()) {
 			valuei.SetUint(uint64(mapValue.(int64)))
+		} else if vit.Kind() == reflect.Bool {
+			v := mapValue.(int64)
+			if v > 0 {
+				valuei.SetBool(true)
+			} else {
+				valuei.SetBool(false)
+			}
 		} else {
 			return wrapErr(mvt, vit)
 		}
@@ -426,6 +433,16 @@ func handleConvertSlice(mapValue interface{}, mvt, vit reflect.Type, valuei *ref
 			return wrapErr(mvt, vit)
 		}
 		valuei.SetFloat(floatVal)
+	case vitKind == reflect.Bool:
+		intVal, err := strconv.ParseInt(mapValueStr, 10, 64)
+		if nil != err {
+			return wrapErr(mvt, vit)
+		}
+		if intVal > 0 {
+			valuei.SetBool(true)
+		} else {
+			valuei.SetBool(false)
+		}
 	default:
 		if _, ok := valuei.Interface().(ByteUnmarshaler); ok {
 			return byteUnmarshal(mapValueSlice, valuei, wrapErr)

scanner/scanner_test.go

@@ -603,6 +603,70 @@ func Test_Slice_2_Float(t *testing.T) {
 	}
 }
 
+func Test_int64_2_bool(t *testing.T) {
+	type user struct {
+		Name   string `ddb:"name"`
+		IsGirl bool   `ddb:"ig"`
+	}
+	var testData = []struct {
+		in  map[string]interface{}
+		out user
+		err error
+	}{
+		{
+			in: map[string]interface{}{
+				"name": "foo",
+				"ig":   int64(1),
+			},
+			out: user{
+				Name:   "foo",
+				IsGirl: true,
+			},
+		},
+		{
+			in: map[string]interface{}{
+				"name": "bar",
+				"ig":   []uint8("10"),
+			},
+			out: user{
+				Name:   "bar",
+				IsGirl: true,
+			},
+		},
+		{
+			in: map[string]interface{}{
+				"name": "bar",
+				"ig":   int64(0),
+			},
+			out: user{
+				Name:   "bar",
+				IsGirl: false,
+			},
+		},
+		{
+			in: map[string]interface{}{
+				"name": "bar",
+				"ig":   []byte("-1"),
+			},
+			out: user{
+				Name:   "bar",
+				IsGirl: false,
+			},
+		},
+	}
+	ass := assert.New(t)
+	for _, tc := range testData {
+		var u user
+		err := bind(tc.in, &u)
+		if tc.err == nil {
+			ass.NoError(err)
+		} else {
+			ass.Error(err)
+		}
+		ass.Equal(tc.out, u)
+	}
+}
+
 func Test_uint8_2_any(t *testing.T) {
 	type user struct {
 		Name  string  `ddb:"name"`