當(dāng) ?$haystack
? 并非僅包含類 ?$classname
? 的實(shí)例時(shí)報(bào)告錯(cuò)誤,錯(cuò)誤訊息由 ?$message
? 指定。
示例 1.8 assertContainsOnlyInstancesOf() 的用法
<?php declare(strict_types=1);
use PHPUnit\Framework\TestCase;
final class ContainsOnlyInstancesOfTest extends TestCase
{
public function testFailure(): void
{
$this->assertContainsOnlyInstancesOf(
Foo::class,
[new Foo, new Bar, new Foo]
);
}
}
$ phpunit ContainsOnlyInstancesOfTest
PHPUnit latest.0 by Sebastian Bergmann and contributors.
F
Time: 0 seconds, Memory: 5.00Mb
There was 1 failure:
1) ContainsOnlyInstancesOfTest::testFailure
Failed asserting that Array ([0]=> Bar Object(...)) is an instance of class "Foo".
/home/sb/ContainsOnlyInstancesOfTest.php:6
FAILURES!
Tests: 1, Assertions: 1, Failures: 1.
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