Elgg\ContextTest::testPeekAndPopReturnNullByDefault PHP Method

    public function testPeekAndPopReturnNullByDefault()
    {
        $context = new Context();
        $this->assertNull($context->peek());
        $this->assertNull($context->pop());
        // TODO: remove once global state is fully deprecated (2.0)
        _elgg_services()->setValue('context', new Context());
        $this->assertNull(elgg_get_context());
        $this->assertNull(elgg_pop_context());
    }