fix - handle not existsing value in enum definitions

Author: krowinski

src/MySQLReplication/Event/RowEvent/RowEvent.php

@@ -369,7 +369,14 @@ private function getColumnData($colsBitmap)
             }
             elseif ($column['type'] == ConstFieldType::ENUM)
             {
-                $values[$name] = $column['enum_values'][$this->binaryDataReader->readUIntBySize($column['size']) - 1];
+                $value = $this->binaryDataReader->readUIntBySize($column['size']) - 1;
+
+                $values[$name] = '';
+                // check if given value exists in enums, if there not existing enum mysql sets to empty string.
+                if (array_key_exists($value, $column['enum_values']))
+                {
+                    $values[$name] = $column['enum_values'][$value];
+                }
             }
             elseif ($column['type'] == ConstFieldType::SET)
             {

tests/Integration/TypesTest.php

@@ -577,13 +577,20 @@ public function shouldBeBit()
      */
     public function shouldBeEnum()
     {
-        $create_query = "CREATE TABLE test (test ENUM('a', 'ba', 'c'), test2 ENUM('a', 'ba', 'c')) CHARACTER SET latin1 COLLATE latin1_bin;";
-        $insert_query = "INSERT INTO test VALUES('ba', 'a')";
+        $create_query = "CREATE TABLE test
+            (
+                test ENUM('a', 'ba', 'c'),
+                test2 ENUM('a', 'ba', 'c'),
+                test3 ENUM('foo', 'bar')
+            )
+            CHARACTER SET latin1 COLLATE latin1_bin;";
+        $insert_query = "INSERT INTO test VALUES('ba', 'a', 'not_exists')";
 
         $event = $this->createAndInsertValue($create_query, $insert_query);
 
         $this->assertEquals('ba', $event->getValues()[0]['test']);
         $this->assertEquals('a', $event->getValues()[0]['test2']);
+        $this->assertEquals('', $event->getValues()[0]['test3']);
     }
 
     /**