984 lines
30 KiB
PHP
Executable File
984 lines
30 KiB
PHP
Executable File
<?php
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/**
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* base include file for SimpleTest
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* @package SimpleTest
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* @subpackage UnitTester
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* @version $Id: expectation.php 2009 2011-04-28 08:57:25Z pp11 $
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*/
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/**#@+
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* include other SimpleTest class files
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*/
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require_once(dirname(__FILE__) . '/dumper.php');
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require_once(dirname(__FILE__) . '/compatibility.php');
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/**#@-*/
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/**
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* Assertion that can display failure information.
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* Also includes various helper methods.
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* @package SimpleTest
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* @subpackage UnitTester
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* @abstract
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*/
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class SimpleExpectation {
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protected $dumper = false;
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private $message;
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/**
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* Creates a dumper for displaying values and sets
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* the test message.
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* @param string $message Customised message on failure.
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*/
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function __construct($message = '%s') {
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$this->message = $message;
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}
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/**
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* Tests the expectation. True if correct.
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* @param mixed $compare Comparison value.
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* @return boolean True if correct.
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* @access public
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* @abstract
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*/
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function test($compare) {
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}
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/**
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* Returns a human readable test message.
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* @param mixed $compare Comparison value.
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* @return string Description of success
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* or failure.
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* @access public
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* @abstract
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*/
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function testMessage($compare) {
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}
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/**
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* Overlays the generated message onto the stored user
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* message. An additional message can be interjected.
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* @param mixed $compare Comparison value.
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* @param SimpleDumper $dumper For formatting the results.
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* @return string Description of success
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* or failure.
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* @access public
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*/
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function overlayMessage($compare, $dumper) {
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$this->dumper = $dumper;
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return sprintf($this->message, $this->testMessage($compare));
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}
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/**
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* Accessor for the dumper.
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* @return SimpleDumper Current value dumper.
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* @access protected
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*/
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protected function getDumper() {
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if (! $this->dumper) {
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$dumper = new SimpleDumper();
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return $dumper;
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}
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return $this->dumper;
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}
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/**
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* Test to see if a value is an expectation object.
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* A useful utility method.
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* @param mixed $expectation Hopefully an Expectation
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* class.
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* @return boolean True if descended from
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* this class.
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* @access public
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*/
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static function isExpectation($expectation) {
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return is_object($expectation) &&
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SimpleTestCompatibility::isA($expectation, 'SimpleExpectation');
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}
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}
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/**
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* A wildcard expectation always matches.
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* @package SimpleTest
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* @subpackage MockObjects
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*/
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class AnythingExpectation extends SimpleExpectation {
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/**
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* Tests the expectation. Always true.
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* @param mixed $compare Ignored.
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* @return boolean True.
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* @access public
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*/
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function test($compare) {
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return true;
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}
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/**
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* Returns a human readable test message.
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* @param mixed $compare Comparison value.
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* @return string Description of success
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* or failure.
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* @access public
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*/
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function testMessage($compare) {
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$dumper = $this->getDumper();
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return 'Anything always matches [' . $dumper->describeValue($compare) . ']';
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}
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}
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/**
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* An expectation that never matches.
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* @package SimpleTest
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* @subpackage MockObjects
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*/
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class FailedExpectation extends SimpleExpectation {
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/**
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* Tests the expectation. Always false.
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* @param mixed $compare Ignored.
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* @return boolean True.
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* @access public
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*/
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function test($compare) {
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return false;
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}
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/**
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* Returns a human readable test message.
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* @param mixed $compare Comparison value.
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* @return string Description of failure.
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* @access public
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*/
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function testMessage($compare) {
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$dumper = $this->getDumper();
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return 'Failed expectation never matches [' . $dumper->describeValue($compare) . ']';
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}
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}
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/**
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* An expectation that passes on boolean true.
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* @package SimpleTest
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* @subpackage MockObjects
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*/
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class TrueExpectation extends SimpleExpectation {
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/**
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* Tests the expectation.
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* @param mixed $compare Should be true.
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* @return boolean True on match.
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* @access public
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*/
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function test($compare) {
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return (boolean)$compare;
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}
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/**
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* Returns a human readable test message.
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* @param mixed $compare Comparison value.
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* @return string Description of success
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* or failure.
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* @access public
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*/
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function testMessage($compare) {
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$dumper = $this->getDumper();
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return 'Expected true, got [' . $dumper->describeValue($compare) . ']';
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}
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}
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/**
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* An expectation that passes on boolean false.
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* @package SimpleTest
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* @subpackage MockObjects
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*/
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class FalseExpectation extends SimpleExpectation {
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/**
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* Tests the expectation.
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* @param mixed $compare Should be false.
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* @return boolean True on match.
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* @access public
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*/
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function test($compare) {
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return ! (boolean)$compare;
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}
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/**
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* Returns a human readable test message.
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* @param mixed $compare Comparison value.
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* @return string Description of success
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* or failure.
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* @access public
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*/
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function testMessage($compare) {
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$dumper = $this->getDumper();
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return 'Expected false, got [' . $dumper->describeValue($compare) . ']';
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}
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}
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/**
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* Test for equality.
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* @package SimpleTest
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* @subpackage UnitTester
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*/
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class EqualExpectation extends SimpleExpectation {
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private $value;
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/**
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* Sets the value to compare against.
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* @param mixed $value Test value to match.
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* @param string $message Customised message on failure.
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* @access public
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*/
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function __construct($value, $message = '%s') {
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parent::__construct($message);
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$this->value = $value;
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}
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/**
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* Tests the expectation. True if it matches the
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* held value.
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* @param mixed $compare Comparison value.
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* @return boolean True if correct.
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* @access public
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*/
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function test($compare) {
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return (($this->value == $compare) && ($compare == $this->value));
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}
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/**
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* Returns a human readable test message.
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* @param mixed $compare Comparison value.
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* @return string Description of success
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* or failure.
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* @access public
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*/
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function testMessage($compare) {
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if ($this->test($compare)) {
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return "Equal expectation [" . $this->dumper->describeValue($this->value) . "]";
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} else {
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return "Equal expectation fails " .
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$this->dumper->describeDifference($this->value, $compare);
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}
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}
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/**
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* Accessor for comparison value.
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* @return mixed Held value to compare with.
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* @access protected
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*/
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protected function getValue() {
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return $this->value;
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}
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}
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/**
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* Test for inequality.
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* @package SimpleTest
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* @subpackage UnitTester
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*/
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class NotEqualExpectation extends EqualExpectation {
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/**
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* Sets the value to compare against.
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* @param mixed $value Test value to match.
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* @param string $message Customised message on failure.
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* @access public
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*/
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function __construct($value, $message = '%s') {
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parent::__construct($value, $message);
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}
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/**
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* Tests the expectation. True if it differs from the
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* held value.
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* @param mixed $compare Comparison value.
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* @return boolean True if correct.
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* @access public
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*/
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function test($compare) {
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return ! parent::test($compare);
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}
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/**
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* Returns a human readable test message.
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* @param mixed $compare Comparison value.
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* @return string Description of success
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* or failure.
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* @access public
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*/
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function testMessage($compare) {
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$dumper = $this->getDumper();
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if ($this->test($compare)) {
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return "Not equal expectation passes " .
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$dumper->describeDifference($this->getValue(), $compare);
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} else {
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return "Not equal expectation fails [" .
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$dumper->describeValue($this->getValue()) .
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"] matches";
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}
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}
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}
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/**
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* Test for being within a range.
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* @package SimpleTest
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* @subpackage UnitTester
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*/
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class WithinMarginExpectation extends SimpleExpectation {
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private $upper;
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private $lower;
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/**
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* Sets the value to compare against and the fuzziness of
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* the match. Used for comparing floating point values.
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* @param mixed $value Test value to match.
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* @param mixed $margin Fuzziness of match.
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* @param string $message Customised message on failure.
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* @access public
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*/
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function __construct($value, $margin, $message = '%s') {
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parent::__construct($message);
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$this->upper = $value + $margin;
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$this->lower = $value - $margin;
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}
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/**
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* Tests the expectation. True if it matches the
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* held value.
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* @param mixed $compare Comparison value.
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* @return boolean True if correct.
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* @access public
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*/
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function test($compare) {
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return (($compare <= $this->upper) && ($compare >= $this->lower));
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}
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/**
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* Returns a human readable test message.
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* @param mixed $compare Comparison value.
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* @return string Description of success
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* or failure.
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* @access public
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*/
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function testMessage($compare) {
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if ($this->test($compare)) {
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return $this->withinMessage($compare);
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} else {
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return $this->outsideMessage($compare);
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}
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}
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/**
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* Creates a the message for being within the range.
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* @param mixed $compare Value being tested.
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* @access private
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*/
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protected function withinMessage($compare) {
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return "Within expectation [" . $this->dumper->describeValue($this->lower) . "] and [" .
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$this->dumper->describeValue($this->upper) . "]";
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}
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/**
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* Creates a the message for being within the range.
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* @param mixed $compare Value being tested.
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* @access private
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*/
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protected function outsideMessage($compare) {
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if ($compare > $this->upper) {
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return "Outside expectation " .
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$this->dumper->describeDifference($compare, $this->upper);
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} else {
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return "Outside expectation " .
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$this->dumper->describeDifference($compare, $this->lower);
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}
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}
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}
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/**
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* Test for being outside of a range.
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* @package SimpleTest
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* @subpackage UnitTester
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*/
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class OutsideMarginExpectation extends WithinMarginExpectation {
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/**
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* Sets the value to compare against and the fuzziness of
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* the match. Used for comparing floating point values.
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* @param mixed $value Test value to not match.
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* @param mixed $margin Fuzziness of match.
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* @param string $message Customised message on failure.
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* @access public
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*/
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function __construct($value, $margin, $message = '%s') {
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parent::__construct($value, $margin, $message);
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}
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|
|
/**
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* Tests the expectation. True if it matches the
|
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* held value.
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* @param mixed $compare Comparison value.
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* @return boolean True if correct.
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* @access public
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*/
|
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function test($compare) {
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return ! parent::test($compare);
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}
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|
|
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/**
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* Returns a human readable test message.
|
|
* @param mixed $compare Comparison value.
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* @return string Description of success
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* or failure.
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* @access public
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*/
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function testMessage($compare) {
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if (! $this->test($compare)) {
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return $this->withinMessage($compare);
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} else {
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return $this->outsideMessage($compare);
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}
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}
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}
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|
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/**
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* Test for reference.
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* @package SimpleTest
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* @subpackage UnitTester
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*/
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class ReferenceExpectation {
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private $value;
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/**
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* Sets the reference value to compare against.
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* @param mixed $value Test reference to match.
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* @param string $message Customised message on failure.
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* @access public
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*/
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function __construct(&$value, $message = '%s') {
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$this->message = $message;
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$this->value = &$value;
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}
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|
|
/**
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* Tests the expectation. True if it exactly
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* references the held value.
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* @param mixed $compare Comparison reference.
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* @return boolean True if correct.
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* @access public
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*/
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function test(&$compare) {
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return SimpleTestCompatibility::isReference($this->value, $compare);
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}
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|
|
|
/**
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* Returns a human readable test message.
|
|
* @param mixed $compare Comparison value.
|
|
* @return string Description of success
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* or failure.
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|
* @access public
|
|
*/
|
|
function testMessage($compare) {
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if ($this->test($compare)) {
|
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return "Reference expectation [" . $this->dumper->describeValue($this->value) . "]";
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} else {
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return "Reference expectation fails " .
|
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$this->dumper->describeDifference($this->value, $compare);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Overlays the generated message onto the stored user
|
|
* message. An additional message can be interjected.
|
|
* @param mixed $compare Comparison value.
|
|
* @param SimpleDumper $dumper For formatting the results.
|
|
* @return string Description of success
|
|
* or failure.
|
|
* @access public
|
|
*/
|
|
function overlayMessage($compare, $dumper) {
|
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$this->dumper = $dumper;
|
|
return sprintf($this->message, $this->testMessage($compare));
|
|
}
|
|
|
|
/**
|
|
* Accessor for the dumper.
|
|
* @return SimpleDumper Current value dumper.
|
|
* @access protected
|
|
*/
|
|
protected function getDumper() {
|
|
if (! $this->dumper) {
|
|
$dumper = new SimpleDumper();
|
|
return $dumper;
|
|
}
|
|
return $this->dumper;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Test for identity.
|
|
* @package SimpleTest
|
|
* @subpackage UnitTester
|
|
*/
|
|
class IdenticalExpectation extends EqualExpectation {
|
|
|
|
/**
|
|
* Sets the value to compare against.
|
|
* @param mixed $value Test value to match.
|
|
* @param string $message Customised message on failure.
|
|
* @access public
|
|
*/
|
|
function __construct($value, $message = '%s') {
|
|
parent::__construct($value, $message);
|
|
}
|
|
|
|
/**
|
|
* Tests the expectation. True if it exactly
|
|
* matches the held value.
|
|
* @param mixed $compare Comparison value.
|
|
* @return boolean True if correct.
|
|
* @access public
|
|
*/
|
|
function test($compare) {
|
|
return SimpleTestCompatibility::isIdentical($this->getValue(), $compare);
|
|
}
|
|
|
|
/**
|
|
* Returns a human readable test message.
|
|
* @param mixed $compare Comparison value.
|
|
* @return string Description of success
|
|
* or failure.
|
|
* @access public
|
|
*/
|
|
function testMessage($compare) {
|
|
$dumper = $this->getDumper();
|
|
if ($this->test($compare)) {
|
|
return "Identical expectation [" . $dumper->describeValue($this->getValue()) . "]";
|
|
} else {
|
|
return "Identical expectation [" . $dumper->describeValue($this->getValue()) .
|
|
"] fails with [" .
|
|
$dumper->describeValue($compare) . "] " .
|
|
$dumper->describeDifference($this->getValue(), $compare, TYPE_MATTERS);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Test for non-identity.
|
|
* @package SimpleTest
|
|
* @subpackage UnitTester
|
|
*/
|
|
class NotIdenticalExpectation extends IdenticalExpectation {
|
|
|
|
/**
|
|
* Sets the value to compare against.
|
|
* @param mixed $value Test value to match.
|
|
* @param string $message Customised message on failure.
|
|
* @access public
|
|
*/
|
|
function __construct($value, $message = '%s') {
|
|
parent::__construct($value, $message);
|
|
}
|
|
|
|
/**
|
|
* Tests the expectation. True if it differs from the
|
|
* held value.
|
|
* @param mixed $compare Comparison value.
|
|
* @return boolean True if correct.
|
|
* @access public
|
|
*/
|
|
function test($compare) {
|
|
return ! parent::test($compare);
|
|
}
|
|
|
|
/**
|
|
* Returns a human readable test message.
|
|
* @param mixed $compare Comparison value.
|
|
* @return string Description of success
|
|
* or failure.
|
|
* @access public
|
|
*/
|
|
function testMessage($compare) {
|
|
$dumper = $this->getDumper();
|
|
if ($this->test($compare)) {
|
|
return "Not identical expectation passes " .
|
|
$dumper->describeDifference($this->getValue(), $compare, TYPE_MATTERS);
|
|
} else {
|
|
return "Not identical expectation [" . $dumper->describeValue($this->getValue()) . "] matches";
|
|
}
|
|
}
|
|
}
|
|
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/**
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* Test for a pattern using Perl regex rules.
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* @package SimpleTest
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* @subpackage UnitTester
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*/
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class PatternExpectation extends SimpleExpectation {
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private $pattern;
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/**
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* Sets the value to compare against.
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* @param string $pattern Pattern to search for.
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* @param string $message Customised message on failure.
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* @access public
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*/
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function __construct($pattern, $message = '%s') {
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parent::__construct($message);
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$this->pattern = $pattern;
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}
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/**
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* Accessor for the pattern.
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* @return string Perl regex as string.
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* @access protected
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*/
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protected function getPattern() {
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return $this->pattern;
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}
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/**
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* Tests the expectation. True if the Perl regex
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* matches the comparison value.
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* @param string $compare Comparison value.
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* @return boolean True if correct.
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* @access public
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*/
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function test($compare) {
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return (boolean)preg_match($this->getPattern(), $compare);
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}
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/**
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* Returns a human readable test message.
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* @param mixed $compare Comparison value.
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* @return string Description of success
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* or failure.
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* @access public
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*/
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function testMessage($compare) {
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if ($this->test($compare)) {
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return $this->describePatternMatch($this->getPattern(), $compare);
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} else {
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$dumper = $this->getDumper();
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return "Pattern [" . $this->getPattern() .
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"] not detected in [" .
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$dumper->describeValue($compare) . "]";
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}
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}
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/**
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* Describes a pattern match including the string
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* found and it's position.
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* @param string $pattern Regex to match against.
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* @param string $subject Subject to search.
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* @access protected
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*/
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protected function describePatternMatch($pattern, $subject) {
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preg_match($pattern, $subject, $matches);
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$position = strpos($subject, $matches[0]);
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$dumper = $this->getDumper();
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return "Pattern [$pattern] detected at character [$position] in [" .
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$dumper->describeValue($subject) . "] as [" .
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$matches[0] . "] in region [" .
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$dumper->clipString($subject, 100, $position) . "]";
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}
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}
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/**
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* Fail if a pattern is detected within the
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* comparison.
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* @package SimpleTest
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* @subpackage UnitTester
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*/
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class NoPatternExpectation extends PatternExpectation {
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/**
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* Sets the reject pattern
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* @param string $pattern Pattern to search for.
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* @param string $message Customised message on failure.
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* @access public
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*/
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function __construct($pattern, $message = '%s') {
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parent::__construct($pattern, $message);
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}
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/**
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* Tests the expectation. False if the Perl regex
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* matches the comparison value.
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* @param string $compare Comparison value.
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* @return boolean True if correct.
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* @access public
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*/
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function test($compare) {
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return ! parent::test($compare);
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}
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/**
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* Returns a human readable test message.
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* @param string $compare Comparison value.
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* @return string Description of success
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* or failure.
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* @access public
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*/
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function testMessage($compare) {
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if ($this->test($compare)) {
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$dumper = $this->getDumper();
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return "Pattern [" . $this->getPattern() .
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"] not detected in [" .
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$dumper->describeValue($compare) . "]";
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} else {
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return $this->describePatternMatch($this->getPattern(), $compare);
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}
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}
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}
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/**
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* Tests either type or class name if it's an object.
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* @package SimpleTest
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* @subpackage UnitTester
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*/
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class IsAExpectation extends SimpleExpectation {
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private $type;
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/**
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* Sets the type to compare with.
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* @param string $type Type or class name.
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* @param string $message Customised message on failure.
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* @access public
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*/
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function __construct($type, $message = '%s') {
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parent::__construct($message);
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$this->type = $type;
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}
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/**
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* Accessor for type to check against.
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* @return string Type or class name.
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* @access protected
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*/
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protected function getType() {
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return $this->type;
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}
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|
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/**
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* Tests the expectation. True if the type or
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* class matches the string value.
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* @param string $compare Comparison value.
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* @return boolean True if correct.
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* @access public
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*/
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function test($compare) {
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if (is_object($compare)) {
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return SimpleTestCompatibility::isA($compare, $this->type);
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} else {
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$function = 'is_'.$this->canonicalType($this->type);
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if (is_callable($function)) {
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return $function($compare);
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}
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return false;
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}
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}
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/**
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* Coerces type name into a is_*() match.
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* @param string $type User type.
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* @return string Simpler type.
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* @access private
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*/
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protected function canonicalType($type) {
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$type = strtolower($type);
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$map = array('boolean' => 'bool');
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if (isset($map[$type])) {
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$type = $map[$type];
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}
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return $type;
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}
|
|
|
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/**
|
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* Returns a human readable test message.
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|
* @param mixed $compare Comparison value.
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* @return string Description of success
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|
* or failure.
|
|
* @access public
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|
*/
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function testMessage($compare) {
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$dumper = $this->getDumper();
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return "Value [" . $dumper->describeValue($compare) .
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"] should be type [" . $this->type . "]";
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}
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}
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|
|
|
/**
|
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* Tests either type or class name if it's an object.
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* Will succeed if the type does not match.
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* @package SimpleTest
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* @subpackage UnitTester
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*/
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class NotAExpectation extends IsAExpectation {
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private $type;
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/**
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* Sets the type to compare with.
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* @param string $type Type or class name.
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* @param string $message Customised message on failure.
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|
* @access public
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|
*/
|
|
function __construct($type, $message = '%s') {
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parent::__construct($type, $message);
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}
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|
|
|
/**
|
|
* Tests the expectation. False if the type or
|
|
* class matches the string value.
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* @param string $compare Comparison value.
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* @return boolean True if different.
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|
* @access public
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|
*/
|
|
function test($compare) {
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return ! parent::test($compare);
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|
}
|
|
|
|
/**
|
|
* Returns a human readable test message.
|
|
* @param mixed $compare Comparison value.
|
|
* @return string Description of success
|
|
* or failure.
|
|
* @access public
|
|
*/
|
|
function testMessage($compare) {
|
|
$dumper = $this->getDumper();
|
|
return "Value [" . $dumper->describeValue($compare) .
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|
"] should not be type [" . $this->getType() . "]";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Tests for existance of a method in an object
|
|
* @package SimpleTest
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|
* @subpackage UnitTester
|
|
*/
|
|
class MethodExistsExpectation extends SimpleExpectation {
|
|
private $method;
|
|
|
|
/**
|
|
* Sets the value to compare against.
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* @param string $method Method to check.
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|
* @param string $message Customised message on failure.
|
|
* @return void
|
|
*/
|
|
function __construct($method, $message = '%s') {
|
|
parent::__construct($message);
|
|
$this->method = &$method;
|
|
}
|
|
|
|
/**
|
|
* Tests the expectation. True if the method exists in the test object.
|
|
* @param string $compare Comparison method name.
|
|
* @return boolean True if correct.
|
|
*/
|
|
function test($compare) {
|
|
return (boolean)(is_object($compare) && method_exists($compare, $this->method));
|
|
}
|
|
|
|
/**
|
|
* Returns a human readable test message.
|
|
* @param mixed $compare Comparison value.
|
|
* @return string Description of success
|
|
* or failure.
|
|
*/
|
|
function testMessage($compare) {
|
|
$dumper = $this->getDumper();
|
|
if (! is_object($compare)) {
|
|
return 'No method on non-object [' . $dumper->describeValue($compare) . ']';
|
|
}
|
|
$method = $this->method;
|
|
return "Object [" . $dumper->describeValue($compare) .
|
|
"] should contain method [$method]";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Compares an object member's value even if private.
|
|
* @package SimpleTest
|
|
* @subpackage UnitTester
|
|
*/
|
|
class MemberExpectation extends IdenticalExpectation {
|
|
private $name;
|
|
|
|
/**
|
|
* Sets the value to compare against.
|
|
* @param string $method Method to check.
|
|
* @param string $message Customised message on failure.
|
|
* @return void
|
|
*/
|
|
function __construct($name, $expected) {
|
|
$this->name = $name;
|
|
parent::__construct($expected);
|
|
}
|
|
|
|
/**
|
|
* Tests the expectation. True if the property value is identical.
|
|
* @param object $actual Comparison object.
|
|
* @return boolean True if identical.
|
|
*/
|
|
function test($actual) {
|
|
if (! is_object($actual)) {
|
|
return false;
|
|
}
|
|
return parent::test($this->getProperty($this->name, $actual));
|
|
}
|
|
|
|
/**
|
|
* Returns a human readable test message.
|
|
* @param mixed $compare Comparison value.
|
|
* @return string Description of success
|
|
* or failure.
|
|
*/
|
|
function testMessage($actual) {
|
|
return parent::testMessage($this->getProperty($this->name, $actual));
|
|
}
|
|
|
|
/**
|
|
* Extracts the member value even if private using reflection.
|
|
* @param string $name Property name.
|
|
* @param object $object Object to read.
|
|
* @return mixed Value of property.
|
|
*/
|
|
private function getProperty($name, $object) {
|
|
$reflection = new ReflectionObject($object);
|
|
$property = $reflection->getProperty($name);
|
|
if (method_exists($property, 'setAccessible')) {
|
|
$property->setAccessible(true);
|
|
}
|
|
try {
|
|
return $property->getValue($object);
|
|
} catch (ReflectionException $e) {
|
|
return $this->getPrivatePropertyNoMatterWhat($name, $object);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Extracts a private member's value when reflection won't play ball.
|
|
* @param string $name Property name.
|
|
* @param object $object Object to read.
|
|
* @return mixed Value of property.
|
|
*/
|
|
private function getPrivatePropertyNoMatterWhat($name, $object) {
|
|
foreach ((array)$object as $mangled_name => $value) {
|
|
if ($this->unmangle($mangled_name) == $name) {
|
|
return $value;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Removes crud from property name after it's been converted
|
|
* to an array.
|
|
* @param string $mangled Name from array cast.
|
|
* @return string Cleaned up name.
|
|
*/
|
|
function unmangle($mangled) {
|
|
$parts = preg_split('/[^a-zA-Z0-9_\x7f-\xff]+/', $mangled);
|
|
return array_pop($parts);
|
|
}
|
|
}
|
|
?>
|