offset limit使用int64参数，修改测试用例

Author: xfali

builder/sql.go

@@ -11,6 +11,7 @@ package builder
 import (
     "fmt"
     "strings"
+    "strconv"
 )
 
 type SQLFragment struct {
@@ -248,23 +249,23 @@ func (f *SQLFragment) Asc() *SQLFragment {
     return fragment
 }
 
-func (f *SQLFragment) Offset(offset string) *SQLFragment {
+func (f *SQLFragment) Offset(offset int64) *SQLFragment {
     fragment := &SQLFragment{}
     fragment.initParent(f)
 
     fragment.builder.WriteString("OFFSET ")
-    fragment.builder.WriteString(offset)
+    fragment.builder.WriteString(strconv.FormatInt(offset, 10))
     fragment.builder.WriteString(" ")
 
     return fragment
 }
 
-func (f *SQLFragment) Limit(limit string) *SQLFragment {
+func (f *SQLFragment) Limit(limit int64) *SQLFragment {
     fragment := &SQLFragment{}
     fragment.initParent(f)
 
     fragment.builder.WriteString("LIMIT ")
-    fragment.builder.WriteString(limit)
+    fragment.builder.WriteString(strconv.FormatInt(limit, 10))
     fragment.builder.WriteString(" ")
 
     return fragment

test/sqlbuilder_test.go

@@ -21,25 +21,19 @@ func TestSqlBuilderSelect(t *testing.T) {
     }
     t.Run("once call", func(t *testing.T) {
         str := builder.Select("A.test1", "B.test2").
-            Hook(hook).
             From("test_a").
-            Hook(hook).
             Where("id = 1").
-            Hook(hook).
             And().
-            Hook(hook).
             Where("name=2").
-            Hook(hook).
             GroupBy("name").
-            Hook(hook).
             OrderBy("name").
-            Hook(hook).
             Desc().
-            Hook(hook).
+            Offset(5).
+            Limit(10).
             String()
         t.Log(str)
 
-        if strings.TrimSpace(str) != `SELECT A.test1, B.test2 FROM test_a WHERE id = 1 AND name=2 GROUP BY name ORDER BY name DESC` {
+        if strings.TrimSpace(str) != `SELECT A.test1, B.test2 FROM test_a WHERE id = 1 AND name=2 GROUP BY name ORDER BY name DESC OFFSET 5 LIMIT 10` {
             t.FailNow()
         }
     })