Add support for iterable in assertInternalType

sebastianbergmann · Mar 6, 2018 · bdfae3c · bdfae3c
1 parent 3ff73dd
commit bdfae3c
Show file tree

Hide file tree

Showing 2 changed files with 13 additions and 1 deletion.
diff --git a/src/Framework/Constraint/IsType.php b/src/Framework/Constraint/IsType.php
@@ -47,7 +47,8 @@ class IsType extends Constraint
         'resource' => true,
         'string'   => true,
         'scalar'   => true,
-        'callable' => true
+        'callable' => true,
+        'iterable' => true,
     ];
 
     /**
@@ -137,6 +138,9 @@ protected function matches($other): bool
 
             case 'callable':
                 return \is_callable($other);
+
+            case 'iterable':
+                return \is_iterable($other);
         }
     }
 }
diff --git a/tests/Framework/Constraint/IsTypeTest.php b/tests/Framework/Constraint/IsTypeTest.php
@@ -91,6 +91,14 @@ public function resources()
         ];
     }
 
+    public function testIterableTypeIsSupported(): void
+    {
+        $constraint = Assert::isType('iterable');
+
+        $this->assertFalse($constraint->evaluate('', '', true));
+        $this->assertTrue($constraint->evaluate([], '', true));
+        $this->assertEquals('is of type "iterable"', $constraint->toString());
+    }
     /**
      * Removes spaces in front of newlines
      *