Add assertArraySubset (#4392)

Author: guidocella

src/Codeception/Module/Asserts.php

@@ -345,6 +345,19 @@ public function assertArrayNotHasKey($key, $actual, $description = '')
         parent::assertArrayNotHasKey($key, $actual, $description);
     }
 
+    /**
+     * Checks that array contains subset.
+     *
+     * @param array  $subset
+     * @param array  $array
+     * @param bool   $strict
+     * @param string $message
+     */
+    public function assertArraySubset($subset, $array, $strict = false, $message = '')
+    {
+        parent::assertArraySubset($subset, $array, $strict, $message);
+    }
+
     /**
      * @param $expectedCount
      * @param $actual

tests/unit/Codeception/Module/AssertsTest.php

@@ -25,6 +25,7 @@ public function testAsserts()
         $module->assertInstanceOf('Exception', new Exception());
         $module->assertInternalType('integer', 5);
         $module->assertArrayHasKey('one', ['one' => 1, 'two' => 2]);
+        $module->assertArraySubset(['foo' => [1]], ['foo' => [1, 2]]);
         $module->assertCount(3, [1, 2, 3]);
     }