Merge pull request #438 from willdurand/exists

Add new termination method: exists()
propelorm · Aug 7, 2012 · 92d2677 · 92d2677
2 parents 363fce3 + 754adbf
commit 92d2677
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diff --git a/runtime/lib/query/ModelCriteria.php b/runtime/lib/query/ModelCriteria.php
@@ -2247,4 +2247,13 @@ public function explain($con = null)
             throw new PropelException('Unable to execute query explain plan', $e);
         }
     }
+
+    /**
+     * @param PropelPDO $con = null
+     * @return boolean
+     */
+    public function exists($con = null)
+    {
+        return 0 !== $this->count($con);
+    }
 }
diff --git a/test/testsuite/runtime/query/ModelCriteriaTest.php b/test/testsuite/runtime/query/ModelCriteriaTest.php
@@ -2480,6 +2480,19 @@ public function testOrderByWithInsensitiveCase()
         $c->orderBy('TITLE');
         $this->assertCriteriaTranslation($c, $sql, $params);
     }
+
+    public function testExists()
+    {
+        $c = new ModelCriteria('bookstore', 'Book', 'b');
+        $this->assertTrue($c->exists());
+    }
+
+    public function testExistsWithNonExistentCondition()
+    {
+        $c = new ModelCriteria('bookstore', 'Book', 'b');
+        $c->where('b.Title = ?', 'jenexistepas');
+        $this->assertFalse($c->exists());
+    }
 }
 
 class TestableModelCriteria extends ModelCriteria