From d4887a050f1673da963e38152fdd657daae79433 Mon Sep 17 00:00:00 2001
From: Alex Komarov <alexskomarov@gmail.com>
Date: Tue, 13 Oct 2015 13:50:54 +0300
Subject: [PATCH] Change "new line" char on space char instead of blank char to
 preserve a very rare case with raw subquery with "new line" chars inside

---
 library/Zend/Db/Select.php          |  2 +-
 tests/Zend/Db/Select/StaticTest.php | 14 +++++++++++++-
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/library/Zend/Db/Select.php b/library/Zend/Db/Select.php
index 168669d503..13ca8defb2 100644
--- a/library/Zend/Db/Select.php
+++ b/library/Zend/Db/Select.php
@@ -940,7 +940,7 @@ protected function _tableCols($correlationName, $cols, $afterCorrelationName = n
             $currentCorrelationName = $correlationName;
             if (is_string($col)) {
                 // Check for a column matching "<column> AS <alias>" and extract the alias name
-                $col = str_replace("\n",'',$col);
+                $col = str_replace("\n",' ',$col);
                 if (preg_match('/^(.+)\s+' . self::SQL_AS . '\s+(.+)$/i', $col, $m)) {
                     $col = $m[1];
                     $alias = $m[2];
diff --git a/tests/Zend/Db/Select/StaticTest.php b/tests/Zend/Db/Select/StaticTest.php
index f47d7d8639..41d4720063 100644
--- a/tests/Zend/Db/Select/StaticTest.php
+++ b/tests/Zend/Db/Select/StaticTest.php
@@ -1023,10 +1023,22 @@ public function testAssembleQueryWithSubqueryInSelectBlock() {
         $select = $this->_db->select();
         $select->from(array('t' => 'table1'), $columns);
 
-        $expected = 'SELECT (SELECT "st1"."col1", "st2"."col2" FROM "subTable1" AS "st1" INNER JOIN "subTable2" AS "st2" ON st1.fk_id=st2.fk_id) AS "subInSelect" FROM "table1" AS "t"';
+        $expected = 'SELECT (SELECT "st1"."col1", "st2"."col2" FROM "subTable1" AS "st1"  INNER JOIN "subTable2" AS "st2" ON st1.fk_id=st2.fk_id) AS "subInSelect" FROM "table1" AS "t"';
 
         $this->assertEquals($expected, $select->assemble(),
                             'Assembling query with subquery with join failed');
     }
 
+    public function testAssembleQueryWithRawSubqueryInSelectBlock() {
+        $columns[] = '(SELECT *
+FROM tb2) as subInSelect2';
+        $select = $this->_db->select();
+        $select->from(array('t' => 'table1'), $columns);
+
+        $expected = 'SELECT (SELECT * FROM tb2) AS "subInSelect2" FROM "table1" AS "t"';
+
+        $this->assertEquals($expected, $select->assemble(),
+                            'Assembling query with raw subquery with "new line" char failed');
+    }
+
 }