Merge pull request #570 from upper/issue-565_context_panic

Reproduce and fix test case for #565

Author: xiam

internal/sqladapter/result.go

@@ -75,7 +75,7 @@ func NewResult(builder sqlbuilder.SQLBuilder, table string, conds []interface{})
 }
 
 func (r *Result) frame(fn func(*result) error) *Result {
-	return &Result{prev: r, fn: fn}
+	return &Result{err: r.err, prev: r, fn: fn}
 }
 
 func (r *Result) SQLBuilder() sqlbuilder.SQLBuilder {
@@ -400,8 +400,9 @@ func (r *Result) buildPaginator() (sqlbuilder.Paginator, error) {
 		return nil, err
 	}
 
-	sel := r.SQLBuilder().Select(res.fields...).
-		From(res.table).
+	b := r.SQLBuilder()
+
+	sel := b.Select(res.fields...).From(res.table).
 		Limit(res.limit).
 		Offset(res.offset).
 		GroupBy(res.groupBy...).

internal/testsuite/sql_suite.go

@@ -1928,15 +1928,14 @@ func (s *SQLTestSuite) TestCustomType() {
 	s.Equal("foo: some name", string(bar.Custom.Val))
 }
 
-func (s *SQLTestSuite) TestIssue565() {
+func (s *SQLTestSuite) Test_Issue565() {
 	sess := s.Session().(sqlbuilder.Database)
-
 	ctx, _ := context.WithTimeout(context.Background(), time.Nanosecond)
 
 	sess = sess.WithContext(ctx)
 
 	var result birthday
-	err := sess.Collection("birthdays").Find().One(&result)
+	err := sess.Collection("birthdays").Find().Select("name").One(&result)
 
 	s.Error(err)
 	s.Zero(result.Name)

settings.go

@@ -173,6 +173,7 @@ func (c *settings) MaxOpenConns() int {
 func NewSettings() Settings {
 	def := DefaultSettings.(*settings)
 	return &settings{
+		loggingEnabled:                def.loggingEnabled,
 		preparedStatementCacheEnabled: def.preparedStatementCacheEnabled,
 		connMaxLifetime:               def.connMaxLifetime,
 		maxIdleConns:                  def.maxIdleConns,