assertDateTimeEquals example

$transformer->transform('2010-01-01');
    }

    /** * @dataProvider reverseTransformProvider */
    public function testReverseTransform($toTz, $fromTz, $to, $from)
    {
        $transformer = new DateTimeToRfc3339Transformer($toTz, $fromTz);

        if (null !== $to) {
            $this->assertDateTimeEquals(new \DateTime($to), $transformer->reverseTransform($from));
        } else {
            $this->assertNull($transformer->reverseTransform($from));
        }
    }

    public function testReverseTransformRequiresString()
    {
        $this->expectException(TransformationFailedException::class);
        $transformer = new DateTimeToRfc3339Transformer();
        $transformer->reverseTransform(12345);
    }

    

$transformer->transform('2010-01-01');
    }

    /** * @dataProvider reverseTransformProvider */
    public function testReverseTransform($toTz, $fromTz, $to, $from)
    {
        $transformer = new DateTimeToHtml5LocalDateTimeTransformer($toTz, $fromTz);

        if (null !== $to) {
            $this->assertDateTimeEquals(new \DateTime($to), $transformer->reverseTransform($from));
        } else {
            $this->assertNull($transformer->reverseTransform($from));
        }
    }

    public function testReverseTransformRequiresString()
    {
        $this->expectException(TransformationFailedException::class);
        $transformer = new DateTimeToHtml5LocalDateTimeTransformer();
        $transformer->reverseTransform(12345);
    }

    

    public function testReverseTransformWithNoConstructorParameters()
    {
        $tz = date_default_timezone_get();
        date_default_timezone_set('Europe/Rome');

        $transformer = new DateTimeToLocalizedStringTransformer();

        $dateTime = new \DateTime('2010-02-03 04:05');

        $this->assertDateTimeEquals(
            $dateTime->format('c'),
            $transformer->reverseTransform('03.02.2010, 04:05')->format('c')
        );

        date_default_timezone_set($tz);
    }

    public function testTransformWithDifferentPatterns()
    {
        $transformer = new DateTimeToLocalizedStringTransformer('UTC', 'UTC', \IntlDateFormatter::FULL, \IntlDateFormatter::FULL, \IntlDateFormatter::GREGORIAN, 'MM*yyyy*dd HH|mm|ss');