assertSame(mixed $expected, mixed $actual[, string $message = ''])

PHPUnit9.0 斷言集合

當(dāng)兩個(gè)變量 ?$expected? 和 ?$actual? 的值與類型不完全相同時(shí)報(bào)告錯(cuò)誤，錯(cuò)誤訊息由 ?$message? 指定。
?assertNotSame()? 是與之相反的斷言，接受相同的參數(shù)。
示例 1.56 assertSame() 的用法

<?php declare(strict_types=1);
use PHPUnit\Framework\TestCase;

final class SameTest extends TestCase
{
    public function testFailure(): void
    {
        $this->assertSame('2204', 2204);
    }
}

$ phpunit SameTest
PHPUnit latest.0 by Sebastian Bergmann and contributors.

F

Time: 0 seconds, Memory: 5.00Mb

There was 1 failure:

1) SameTest::testFailure
Failed asserting that 2204 is identical to '2204'.

/home/sb/SameTest.php:6

FAILURES!
Tests: 1, Assertions: 1, Failures: 1.

assertSame(object $expected, object $actual[, string $message = ''])

當(dāng)兩個(gè)變量 ?$expected? 和 ?$actual? 不是指向同一個(gè)對象的引用時(shí)報(bào)告錯(cuò)誤，錯(cuò)誤訊息由 ?$message? 指定。
示例 1.57 對對象使用 assertSame() 時(shí)的用法

<?php declare(strict_types=1);
use PHPUnit\Framework\TestCase;

final class SameTest extends TestCase
{
    public function testFailure(): void
    {
        $this->assertSame(new stdClass, new stdClass);
    }
}

$ phpunit SameTest
PHPUnit latest.0 by Sebastian Bergmann and contributors.

F

Time: 0 seconds, Memory: 4.75Mb

There was 1 failure:

1) SameTest::testFailure
Failed asserting that two variables reference the same object.

/home/sb/SameTest.php:6

FAILURES!
Tests: 1, Assertions: 1, Failures: 1.