fix bug

session_get.go

@@ -138,7 +138,7 @@ func (session *Session) nocacheGet(beanKind reflect.Kind, table *core.Table, bea
 			return true, err
 		}
 		if res.Valid {
-			*(bean.(*int)) = int(res.Int64)
+			*(bean.(*int8)) = int8(res.Int64)
 		}
 		return true, nil
 	case *int16:

session_get_test.go

@@ -10,8 +10,8 @@ import (
 	"testing"
 	"time"
 
-	"xorm.io/core"
 	"github.com/stretchr/testify/assert"
+	"xorm.io/core"
 )
 
 func TestGetVar(t *testing.T) {
@@ -56,6 +56,69 @@ func TestGetVar(t *testing.T) {
 	assert.Equal(t, true, has)
 	assert.EqualValues(t, 28, age2)
 
+	var age3 int8
+	has, err = testEngine.Table("get_var").Cols("age").Get(&age3)
+	assert.NoError(t, err)
+	assert.Equal(t, true, has)
+	assert.EqualValues(t, 28, age3)
+
+	var age4 int16
+	has, err = testEngine.Table("get_var").Cols("age").
+		Where("age > ?", 20).
+		And("age < ?", 30).
+		Get(&age4)
+	assert.NoError(t, err)
+	assert.Equal(t, true, has)
+	assert.EqualValues(t, 28, age4)
+
+	var age5 int32
+	has, err = testEngine.Table("get_var").Cols("age").
+		Where("age > ?", 20).
+		And("age < ?", 30).
+		Get(&age5)
+	assert.NoError(t, err)
+	assert.Equal(t, true, has)
+	assert.EqualValues(t, 28, age5)
+
+	var age6 int
+	has, err = testEngine.Table("get_var").Cols("age").Get(&age6)
+	assert.NoError(t, err)
+	assert.Equal(t, true, has)
+	assert.EqualValues(t, 28, age6)
+
+	var age7 int64
+	has, err = testEngine.Table("get_var").Cols("age").
+		Where("age > ?", 20).
+		And("age < ?", 30).
+		Get(&age7)
+	assert.NoError(t, err)
+	assert.Equal(t, true, has)
+	assert.EqualValues(t, 28, age7)
+
+	var age8 int8
+	has, err = testEngine.Table("get_var").Cols("age").Get(&age8)
+	assert.NoError(t, err)
+	assert.Equal(t, true, has)
+	assert.EqualValues(t, 28, age8)
+
+	var age9 int16
+	has, err = testEngine.Table("get_var").Cols("age").
+		Where("age > ?", 20).
+		And("age < ?", 30).
+		Get(&age9)
+	assert.NoError(t, err)
+	assert.Equal(t, true, has)
+	assert.EqualValues(t, 28, age9)
+
+	var age10 int32
+	has, err = testEngine.Table("get_var").Cols("age").
+		Where("age > ?", 20).
+		And("age < ?", 30).
+		Get(&age10)
+	assert.NoError(t, err)
+	assert.Equal(t, true, has)
+	assert.EqualValues(t, 28, age10)
+
 	var id sql.NullInt64
 	has, err = testEngine.Table("get_var").Cols("id").Get(&id)
 	assert.NoError(t, err)
@@ -466,4 +529,52 @@ func TestGetNullVar(t *testing.T) {
 	assert.NoError(t, err)
 	assert.True(t, has)
 	assert.EqualValues(t, 0, age2)
+
+	var age3 int16
+	has, err = testEngine.Table(new(TestGetNullVarStruct)).Where("id = ?", 1).Cols("age").Get(&age3)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.EqualValues(t, 0, age3)
+
+	var age4 int32
+	has, err = testEngine.Table(new(TestGetNullVarStruct)).Where("id = ?", 1).Cols("age").Get(&age4)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.EqualValues(t, 0, age4)
+
+	var age5 int64
+	has, err = testEngine.Table(new(TestGetNullVarStruct)).Where("id = ?", 1).Cols("age").Get(&age5)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.EqualValues(t, 0, age5)
+
+	var age6 uint
+	has, err = testEngine.Table(new(TestGetNullVarStruct)).Where("id = ?", 1).Cols("age").Get(&age6)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.EqualValues(t, 0, age6)
+
+	var age7 uint8
+	has, err = testEngine.Table(new(TestGetNullVarStruct)).Where("id = ?", 1).Cols("age").Get(&age7)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.EqualValues(t, 0, age7)
+
+	var age8 int16
+	has, err = testEngine.Table(new(TestGetNullVarStruct)).Where("id = ?", 1).Cols("age").Get(&age8)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.EqualValues(t, 0, age8)
+
+	var age9 int32
+	has, err = testEngine.Table(new(TestGetNullVarStruct)).Where("id = ?", 1).Cols("age").Get(&age9)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.EqualValues(t, 0, age9)
+
+	var age10 int64
+	has, err = testEngine.Table(new(TestGetNullVarStruct)).Where("id = ?", 1).Cols("age").Get(&age10)
+	assert.NoError(t, err)
+	assert.True(t, has)
+	assert.EqualValues(t, 0, age10)
 }