chmielewskitomasz / ranges

        $this->assertEquals('2018-02-10 00:01:00', $ranges[2]->dateTo()->format('Y-m-d H:i:s'));

    }

    public function test_subLeftSide(): void

    {

        $range1 = new Range(new \DateTime('2018-01-01 00:01:00'), new \DateTime('2018-01-04 00:02:00'));

        $range2 = new Range(new \DateTime('2017-12-30 00:00:00'), new \DateTime('2018-01-03 00:02:00'));

        $ranges = $this->calculator->sub($range1, $range2);

        $this->assertCount(1, $ranges);

        $this->assertEquals('2018-01-03 00:02:01', $ranges[0]->dateFrom()->format('Y-m-d H:i:s'));

        $this->assertEquals('2018-01-04 00:02:00', $ranges[0]->dateTo()->format('Y-m-d H:i:s'));

    }

    public function test_subRightSide(): void

    {

        $this->assertEquals('2018-01-04 00:02:00', $ranges[0]->dateTo()->format('Y-m-d H:i:s'));

    }

    public function test_subRightSide(): void

    {

        $range1 = new Range(new \DateTime('2018-01-01 00:01:00'), new \DateTime('2018-01-04 00:02:00'));

        $range2 = new Range(new \DateTime('2018-01-02 00:00:00'), new \DateTime('2018-03-01 00:02:00'));

        $ranges = $this->calculator->sub($range1, $range2);

        $this->assertCount(1, $ranges);

        $this->assertEquals('2018-01-01 00:01:00', $ranges[0]->dateFrom()->format('Y-m-d H:i:s'));

        $this->assertEquals('2018-01-01 23:59:59', $ranges[0]->dateTo()->format('Y-m-d H:i:s'));

    }

    public function test_subMix(): void

    {