assertNan()

2018-02-24 15:42 更新

assertNan()

assertNan(mixed $variable[, string $message = ''])

當(dāng) $variable 不是 NAN 時(shí)報(bào)告錯(cuò)誤,錯(cuò)誤訊息由 $message 指定。

Example?A.31.?assertNan() 的用法

<?php
class NanTest extends PHPUnit_Framework_TestCase
{
    public function testFailure()
    {
        $this->assertNan(1);
    }
}
?>
phpunit NanTest

PHPUnit 5.0.0 by Sebastian Bergmann and contributors.

F

Time: 0 seconds, Memory: 5.00Mb

There was 1 failure:

1) NanTest::testFailure
Failed asserting that 1 is nan.

/home/sb/NanTest.php:6

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