Merge pull request #47 from vaclavvanik/feature/bool-strategy-hydrate-bool

BooleanStrategy hydrate accepts bool value

Author: Ocramius

src/Strategy/BooleanStrategy.php

@@ -73,15 +73,19 @@ public function extract($value)
     /**
      * Converts the given value so that it can be hydrated by the hydrator.
      *
-     * @param  int|string $value The original value.
+     * @param  bool|int|string $value The original value.
      * @throws InvalidArgumentException
      * @return bool Returns the value that should be hydrated.
      */
     public function hydrate($value)
     {
+        if (is_bool($value)) {
+            return $value;
+        }
+
         if (!is_string($value) && !is_int($value)) {
             throw new InvalidArgumentException(sprintf(
-                'Unable to hydrate. Expected string or int. %s was given.',
+                'Unable to hydrate. Expected bool, string or int. %s was given.',
                 is_object($value) ? get_class($value) : gettype($value)
             ));
         }

test/Strategy/BooleanStrategyTest.php

@@ -86,6 +86,13 @@ public function testHydrateInteger()
         $this->assertEquals(false, $hydrator->hydrate(0));
     }
 
+    public function testHydrateBool()
+    {
+        $hydrator = new BooleanStrategy(1, 0);
+        $this->assertEquals(true, $hydrator->hydrate(true));
+        $this->assertEquals(false, $hydrator->hydrate(false));
+    }
+
     public function testHydrateUnexpectedValueThrowsException()
     {
         $this->setExpectedException('Zend\Hydrator\Exception\InvalidArgumentException', 'Unexpected value');