采用SimpleTest进行PHP单元测试

来源：互联网发布：一个人的车站知乎编辑：程序博客网时间：2024/05/16 12:07

SimpleTest : http://simpletest.org/index.html

文件操作类 file.class.php

<?php
class File
{
    var $filename;
    
    function File($file)
    {
        if (emptyempty($file)) {
            die('Filename should not be empty');
        }
        
        $this->filename = $file;
        
        if (!$this->exists() && !$this->create())   die('Unable to find / create the file');
    }
    
    function exists()
    {
        return file_exists($this->filename);
    }
    
    function create()
    {
        if ($this->exists())    return true;
        return $this->putContents(null);
    }
    
    function getContents()
    {
        return @file_get_contents($this->filename);
    }
    
    function putContents($content)
    {
        $fp = @fopen($this->filename, 'wb');
        $write = @fwrite($fp, $content);
        @fclose($fp);
        
        return !($write === false);
    }
    
    function append($content)
    {
        $fp = @fopen($this->filename, 'ab');
        $append = @fwrite($fp, $content);
        @fclose($fp);
        
        return !($append === false);
    }
    
    function delete()
    {
        return @unlink($this->filename);
    }
}
?>

单元测试类 fileTest.php

<?php
//include_once '../simpletest/unit_tester.php'; 
//include_once '../simpletest/reporter.php'; 
include_once('../simpletest/autorun.php');
include_once 'file.class.php';
class fileTest extends UnitTestCase
{
    var $file;
    var $filename;
    
    function fileTest($filename)
    {
        $this->filename = $filename;
        $this->file = new File($this->filename);
        $this->UnitTestCase('File Manipulation Test');
    }
    
    /**
     * 描述：该函数将会在每次测试开始前自动调用，
     * 在编写测试类的时候，是个可选函数，可写不可不写
     */                             
    function setUp()
    {
        $fp = @fopen($this->filename, 'x');
        if (!($fp == false)) {
            fwrite($fp, '');
            fclose($fp);
        }
    }
    
    /**
     * 描述：该函数将会在每次测试结束后自动调用，
     * 在编写测试类的时候，是个可选函数，可写不可不写
     */  
    function tearDown()
    {
        @unlink($this->filename);
    }
    
    function testFileExists()
    {
        $this->assertTrue($this->file->exists());
        clearstatcache();
        $this->assertTrue(file_exists($this->file->filename));
    }
    
    function testCreate()
    {
        $this->tearDown();
        $this->assertFalse(file_exists($this->file->filename));
        clearstatcache();
        
        $this->assertTrue($this->file->create());
        $this->assertTrue(file_exists($this->file->filename));
    }
    
    function testReadWrite()
    {
        $contents = 'content';
        $this->assertTrue($this->file->putContents($contents));
        $this->assertEqual($this->file->getContents(), $contents);
    }
    
    function testAppend()
    {
        $this->file->putContents('SimpleTest');
        $this->assertTrue($this->file->append('NeverMind'));
        $this->assertWantedPattern('~nevermind$~i', $this->file->getContents());
    }
    
    function testDelete()
    {
        $this->assertTrue($this->file->delete());
        $this->assertFalse(file_exists($this->filename));
    }
}
$test = new fileTest('test.txt');
$test->run(new HtmlReporter());
?>