NsplTest\OpTest\OpTest::testAnd PHP Method

    public function testAnd()
    {
        $this->assertTrue(call_user_func(and_, true, true));
        $this->assertFalse(call_user_func(and_, false, false));
        $this->assertFalse(call_user_func(and_, true, false));
        $this->assertFalse(call_user_func(and_, false, true));
    }