add more tests for Sync2 (#925)

Author: lunny

engine.go

@@ -1188,7 +1188,7 @@ func (engine *Engine) Sync(beans ...interface{}) error {
 
 	for _, bean := range beans {
 		v := rValue(bean)
-		tableNameNoSchema := engine.tbNameNoSchema(v.Interface())
+		tableNameNoSchema := engine.TableName(bean)
 		table, err := engine.autoMapType(v)
 		if err != nil {
 			return err

session_schema.go

@@ -122,7 +122,7 @@ func (session *Session) DropTable(beanOrTableName interface{}) error {
 }
 
 func (session *Session) dropTable(beanOrTableName interface{}) error {
-	tableName := session.engine.tbNameNoSchema(beanOrTableName)
+	tableName := session.engine.TableName(beanOrTableName)
 	var needDrop = true
 	if !session.engine.dialect.SupportDropIfExists() {
 		sqlStr, args := session.engine.dialect.TableCheckSql(tableName)
@@ -147,7 +147,7 @@ func (session *Session) IsTableExist(beanOrTableName interface{}) (bool, error)
 		defer session.Close()
 	}
 
-	tableName := session.engine.tbNameNoSchema(beanOrTableName)
+	tableName := session.engine.TableName(beanOrTableName)
 
 	return session.isTableExist(tableName)
 }
@@ -163,7 +163,7 @@ func (session *Session) IsTableEmpty(bean interface{}) (bool, error) {
 	if session.isAutoClose {
 		defer session.Close()
 	}
-	return session.isTableEmpty(session.engine.tbNameNoSchema(bean))
+	return session.isTableEmpty(session.engine.TableName(bean))
 }
 
 func (session *Session) isTableEmpty(tableName string) (bool, error) {

session_schema_test.go

@@ -289,8 +289,21 @@ func TestSync2_2(t *testing.T) {
 
 	assert.NoError(t, prepareEngine())
 
+	var tableNames = make(map[string]bool)
 	for i := 0; i < 10; i++ {
 		tableName := fmt.Sprintf("test_sync2_index_%d", i)
+		tableNames[tableName] = true
 		assert.NoError(t, testEngine.Table(tableName).Sync2(new(TestSync2Index)))
+
+		exist, err := testEngine.IsTableExist(tableName)
+		assert.NoError(t, err)
+		assert.True(t, exist)
+	}
+
+	tables, err := testEngine.DBMetas()
+	assert.NoError(t, err)
+
+	for _, table := range tables {
+		assert.True(t, tableNames[table.Name])
 	}
 }