djsmithme / Cache

    /**

     * Test exception thrown when array is missing keys.

     */

    public function testArrayHasNoKeys(){

        $this->expectException(InvalidArgumentException::class);

        $data = ['foo','bar'];

        $reflector = new \ReflectionClass(Cache::class);

        $method = $reflector->getMethod('_hasKeys');

        $method->setAccessible(true);

        $method->invokeArgs($this->cache, [$data]);

    }

    /**

     * Test array contains a failure.

    /**

     * Test that string is not Traversable

     */

    public function testIsNotTraversable(){

        $this->expectException(InvalidArgumentException::class);

        $data = 'some-random-string';

        $reflector = new \ReflectionClass(Cache::class);

        $method = $reflector->getMethod('_isTraversable');

        $method->setAccessible(true);

        $method->invokeArgs($this->cache, [$data]);

    }

    /**

     * Test that instance of Iterator is traversable