index casting fix

Author: Firetawnyowl

src/Space.php

@@ -93,6 +93,21 @@ public function castIndex(array $fields): ?array
             }
         }
 
+        foreach ($this->indexes as $index) {
+            $check = false;
+            foreach ($fields as $field) {
+                if (in_array($field, array_slice($index['fields'], 0, count($fields)))) {
+                    $check = true;
+                } else {
+                    $check = false;
+                    break;
+                }
+            }
+            if ($check) {
+                return $index;
+            }
+        }
+
         throw new Exception("Index casting failure");
     }
 

tests/MapperTest.php

@@ -152,6 +152,38 @@ public function testCreateRow()
         $tester->drop();
     }
 
+    public function testIndexCasting()
+    {
+        $mapper = $this->createMapper();
+
+        $mapper->arrays = true;
+
+        foreach ($mapper->find('_vspace') as $space) {
+            if ($space['id'] >= 512) {
+                $mapper->getSpace($space['id'])->drop();
+            }
+        }
+
+        $tester = $mapper->createSpace('tester');
+
+        $tester->addProperty('id', 'unsigned');
+        $tester->addProperty('name', 'string');
+        $tester->addProperty('nick', 'string');
+        $tester->addProperty('age', 'unsigned');
+        $tester->addIndex(['name', 'nick', 'age']);
+
+        $testRow = ['id' => 1, 'name' => 'Vladimir', 'nick' => 'vovan1', 'age' => 20];
+        $tester->create($testRow);
+
+        $row1 = $mapper->find('tester', ['name' => 'Vladimir', 'nick' => 'vovan1']);
+        $row2 = $mapper->find('tester', ['nick' => 'vovan1', 'name' => 'Vladimir']);
+        $row3 = $mapper->find('tester', ['name' => 'Vladimir', 'age' => 20, 'nick' => 'vovan1']);
+
+        $this->assertSame($row1, $row2);
+        $this->assertSame($row1, $row3);
+        $tester->drop();
+    }
+
     public function testFindOrCreateRow()
     {
         $mapper = $this->createMapper();
@@ -201,7 +233,7 @@ public function testFindOrCreateRow()
         $this->assertTrue($result[0][0] == 2);
         $this->assertSame($secondRow->id, $result[0][0]);
         $this->assertEquals($secondRow, $findRow);
-        $tester->drop();
+        
     }
 
     public function testLua()