Added test for LENGTH operand (TODO: phpcr namespace)

Author: Willem-Jan Zijderveld

fixtures/general/base.xml

@@ -13,6 +13,7 @@
          xmlns:jcr="http://www.jcp.org/jcr/1.0"
          xmlns:sv="http://www.jcp.org/jcr/sv/1.0"
          xmlns:rep="internal"
+         xmlns:phpcr="http://phpcr.github.io/jcr/phpcr/1.0"
 
          sv:name="tests_general_base">
     <sv:property sv:name="jcr:primaryType" sv:type="Name">

tests/06_Query/QuerySql2OperationsTest.php

@@ -316,4 +316,46 @@ public function testQueryMultiValuedProperty()
         $this->assertSame('foo bar', $rows->current()->getValue('tags'));
     }
 
+    public function testQueryWithLengthOperand()
+    {
+        /** @var $query QueryInterface */
+        $query = $this->sharedFixture['qm']->createQuery('
+            SELECT data.*
+            FROM [nt:unstructured] AS data
+            WHERE LENGTH(data.jcr:data) = 121
+              AND ISDESCENDANTNODE([/tests_general_base])
+            ',
+            QueryInterface::JCR_SQL2
+        );
+
+        $this->assertInstanceOf('\PHPCR\Query\QueryInterface', $query);
+        $result = $query->execute();
+        $this->assertInstanceOf('\PHPCR\Query\QueryResultInterface', $result);
+
+        $rows = $result->getRows();
+
+        $this->assertCount(3, $rows, 'Expected 3 nodes with a jcr:data property with length 121');
+
+        /** @var $query QueryInterface */
+        $query = $this->sharedFixture['qm']->createQuery('
+            SELECT data.*
+            FROM [nt:unstructured] AS data
+            WHERE
+              data.empty-value IS NOT NULL
+              AND LENGTH(data.empty-value) < 1
+              AND LENGTH(data.empty-value) > -1
+              AND ISDESCENDANTNODE([/tests_general_base])
+            ',
+            QueryInterface::JCR_SQL2
+        );
+
+        $this->assertInstanceOf('\PHPCR\Query\QueryInterface', $query);
+        $result = $query->execute();
+        $this->assertInstanceOf('\PHPCR\Query\QueryResultInterface', $result);
+
+        $rows = $result->getRows();
+
+        $this->assertCount(1, $rows, 'Expected 1 node with property "empty-value" with a length smaller then 1 and greater then -1');
+    }
+
 }