测试类

作者: 溪水清澈

<?php/** * 测试类基类 * 继承时, 参考assertEqual写 */class TestUnitBase{    /**     * 测试的返回结果, 格式如下:     * array(     *      'TestA' => array(     *          'info'      => TestA方法的相关信息, 参见debug_backtrace()的返回值,     *          'methods'   => array(     *              0 => array(     *                  'pass' => bool 测试通过与否     *                  'desc' => 第三个参数     *                  'info' => assertXXX方法的相关信息     *              ),     *              1 => ...     *          )     *      ),     *  );     */    public $testResult;    /**     * 具体的值与期望值判断, 并对结果进行赋值     */    final public function assertEqual( $value, $expectedValue = true, $desc = '' )    {        $pass = $value == $expectedValue;        $this -> assignResult( $pass, $desc );    }    /**     * 对结果进行赋值     * 每执行一个assertXXX,     * 把这个assertXXX的测试结果放到以testXXX为键的结果数组中.     */    final private function assignResult( $result, $desc )    {        $tm = $this -> getTestMethod();        $am = $this -> getAssertMethod();        $testKey = $tm[ 'function' ];        if( empty( $this -> testResult[ $testKey ][ 'info' ] ))        {            $this -> testResult[ $testKey ][ 'info' ] = $tm;        }        $this -> testResult[ $testKey ][ 'methods' ][] = array(            'pass' => $result,            'desc' => $desc,            'info' => $am );    }    /**     * 取得子类中的测试方法的信息     */    final private function getTestMethod()    {        // 索引3为结果        $backtrace = debug_backtrace();        return $backtrace[ 3 ];    }    /**     * 取得assertXXX方法的信息     */    final private function getAssertMethod()    {        // 索引2为结果        $backtrace = debug_backtrace();        return $backtrace[ 2 ];    }}/** * 测试管理类, 以类名为参数 * 自动执行testXXX函数 */class TestManage{    private $testClassName;    private $testObject;    /**     * 以类名为参数     */    public function __construct( $testClassName )    {        $this -> testClassName = $testClassName;    }    /**     * 执行测试     */    public function exec()    {        if( ! $this -> newObject() )        {            return false;        }        $testMethods = $this -> getAllTestMethods();        foreach( $testMethods as $method )        {            call_user_func( array( $this -> testObject, $method -> name ));        }        $this -> result = $this -> testObject -> testResult;        return $this -> result;    }    /**     * 实例化对象     */    private function newObject()    {        if( class_exists( $this -> testClassName ))        {            $this -> testObject = new $this -> testClassName;            return true;        }        else        {            return false;        }    }    /**     * 取得测试类的测试方法     * 暂定为以test开头的公共方法(不论大小写);     */    private function getAllTestMethods()    {        $ref = new ReflectionClass( $this -> testObject );        $methods = $ref -> getMethods( ReflectionMethod::IS_PUBLIC );        foreach( $methods as $method )        {            if( 'test' == strtolower( substr( $method -> name, 0, 4 ))                && $method -> class == $this -> testClassName )            {                $ret[] = $method;            }        }        return $ret;    }    /**     * 输出报告     */    public function report()    {        foreach( $this -> result as $res )        {            $class = $res[ 'info' ][ 'class' ];            $method = $res[ 'info' ][ 'function' ];            $type = $res[ 'info' ][ 'type' ];            echo "$class$type$method ## \n";            foreach( $res[ 'methods' ] as $assert )            {                $pass = $assert[ 'pass' ] ? 'pass' : "\terror";                $desc = ( $assert[ 'pass' ] ? "\t" : '' ) . $assert[ 'desc' ];                $assertMethod = $assert[ 'info' ][ 'function' ];                $assertLine = $assert[ 'info' ][ 'line' ];                echo "\t$assertMethod @ $assertLine\t$pass\t$desc\n";            }            echo "\n";        }    }}// 以下为测试代码class TestTest extends TestUnitBase{    public function testA()    {        $this -> assertEqual( 1, 2, '1 eq 2?' );        $this -> assertEqual( 1, 1, '1 eq 1?' );        $this -> assertEqual( 1, 2, '1 eq 2?' );    }    public function testB()    {        $this -> assertEqual( 'abc', 'def', 'eq?' );    }}$test = new TestManage( 'TestTest' );$test -> exec();$test -> report();