assertFileEquals()函數是PHPUnit中的內置函數,用於斷言實際文件內容是否與預期文件的內容完全相同。如果預期文件內容與實際文件內容相同,則此斷言將返回true,否則返回false。如果為真,則通過斷言的測試用例,否則測試用例失敗。
用法:
assertFileEquals(string $expected, string $actual[, string $message = ''])
參數:此函數接受上述和以下所述的三個參數:
- $expected:此參數是代表所需文件路徑的字符串。
- $actual:此參數是代表實際文件路徑的字符串。
- $message:此參數采用字符串值。當測試用例失敗時,此字符串消息將顯示為錯誤消息。
以下示例程序旨在說明PHPUnit中的assertFileEquals()函數:
範例1:
PHP
<?php
use PHPUnit\Framework\TestCase;
class GeeksPhpunitTestCase extends TestCase
{
public function testNegativeTestcaseForassertFileEquals()
{
$expected = "/home/bittu/php";
$actual = "/home/bittu/Documents";
// Assert function to test whether expected
// file content is equal to actual file content or not
$this->assertFileEquals(
$expected,
$actual,
"actual file content is not equals to expected file content"
);
}
}
?>
輸出:
PHPUnit 8.5.8 by Sebastian Bergmann and contributors. F 1 / 1 (100%) Time:89 ms, Memory:10.00 MB There was 1 failure: 1) GeeksPhpunitTestCase::testNegativeTestcaseForassertFileEquals actual file content is not equals to expected file content Failed asserting that file "/home/bittu/php" exists. /home/lovely/Documents/php/test.php:17 FAILURES! Tests:1, Assertions:1, Failures:1.
範例2:
PHP
<?php
use PHPUnit\Framework\TestCase;
class GeeksPhpunitTestCase extends TestCase
{
public function testPositiveTestcaseForassertFileEquals()
{
$expected = "/home/bittu/Documents";
$actual = "/home/bittu/Documents";
// Assert file equal function to test whether expected
// file content is equal to actual file content or not
$this->assertFileEquals(
$expected,
$actual,
"actual file content is not equals to expected file content"
);
}
}
?>
輸出:
PHPUnit 8.5.8 by Sebastian Bergmann and contributors. . 1 / 1 (100%) Time:89 ms, Memory:10.00 MB OK (1 test, 3 assertions)
參考:https://phpunit.readthedocs.io/en/9.2/assertions.html#assertfileequals
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注:本文由純淨天空篩選整理自shubham_singh大神的英文原創作品 PHPUnit assertFileEquals() Function。非經特殊聲明,原始代碼版權歸原作者所有,本譯文未經允許或授權,請勿轉載或複製。