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authorwei <>2006-07-07 23:18:19 +0000
committerwei <>2006-07-07 23:18:19 +0000
commitb2e97539e7af7712b04dd5c2610a454d09aa0333 (patch)
treed09ae76ddc7f349a39b74b0cb1f40c8b678a352e /tests/test_tools/simpletest/test_case.php
parentfce10eed76455b7e0419f13affb4f29e73ef0375 (diff)
Update simpletest
Diffstat (limited to 'tests/test_tools/simpletest/test_case.php')
-rw-r--r--tests/test_tools/simpletest/test_case.php684
1 files changed, 684 insertions, 0 deletions
diff --git a/tests/test_tools/simpletest/test_case.php b/tests/test_tools/simpletest/test_case.php
new file mode 100644
index 00000000..e3a1aff5
--- /dev/null
+++ b/tests/test_tools/simpletest/test_case.php
@@ -0,0 +1,684 @@
+<?php
+ /**
+ * Base include file for SimpleTest
+ * @package SimpleTest
+ * @subpackage UnitTester
+ * @version $Id: test_case.php,v 1.21 2006/02/06 06:13:43 lastcraft Exp $
+ */
+
+ /**#@+
+ * Includes SimpleTest files and defined the root constant
+ * for dependent libraries.
+ */
+ require_once(dirname(__FILE__) . '/invoker.php');
+ require_once(dirname(__FILE__) . '/errors.php');
+ require_once(dirname(__FILE__) . '/compatibility.php');
+ require_once(dirname(__FILE__) . '/scorer.php');
+ require_once(dirname(__FILE__) . '/expectation.php');
+ require_once(dirname(__FILE__) . '/dumper.php');
+ require_once(dirname(__FILE__) . '/simpletest.php');
+ if (version_compare(phpversion(), '5') >= 0) {
+ require_once(dirname(__FILE__) . '/exceptions.php');
+ require_once(dirname(__FILE__) . '/reflection_php5.php');
+ } else {
+ require_once(dirname(__FILE__) . '/reflection_php4.php');
+ }
+ if (! defined('SIMPLE_TEST')) {
+ /**
+ * @ignore
+ */
+ define('SIMPLE_TEST', dirname(__FILE__) . '/');
+ }
+ /**#@-*/
+
+ /**
+ * Basic test case. This is the smallest unit of a test
+ * suite. It searches for
+ * all methods that start with the the string "test" and
+ * runs them. Working test cases extend this class.
+ * @package SimpleTest
+ * @subpackage UnitTester
+ */
+ class SimpleTestCase {
+ protected $_label = false;
+ protected $_reporter;
+ protected $_observers;
+
+ /**
+ * Sets up the test with no display.
+ * @param string $label If no test name is given then
+ * the class name is used.
+ * @access public
+ */
+ function SimpleTestCase($label = false) {
+ if ($label) {
+ $this->_label = $label;
+ }
+ }
+
+ /**
+ * Accessor for the test name for subclasses.
+ * @return string Name of the test.
+ * @access public
+ */
+ function getLabel() {
+ return $this->_label ? $this->_label : get_class($this);
+ }
+
+ /**
+ * Used to invoke the single tests.
+ * @return SimpleInvoker Individual test runner.
+ * @access public
+ */
+ function createInvoker() {
+ $invoker = new SimpleErrorTrappingInvoker(new SimpleInvoker($this));
+ if (version_compare(phpversion(), '5') >= 0) {
+ $invoker = new SimpleExceptionTrappingInvoker($invoker);
+ }
+ return $invoker;
+ }
+
+ /**
+ * Uses reflection to run every method within itself
+ * starting with the string "test" unless a method
+ * is specified.
+ * @param SimpleReporter $reporter Current test reporter.
+ * @access public
+ */
+ function run($reporter) {
+ SimpleTest::setCurrent($this);
+ $this->_reporter = $reporter;
+ $this->_reporter->paintCaseStart($this->getLabel());
+ foreach ($this->getTests() as $method) {
+ if ($this->_reporter->shouldInvoke($this->getLabel(), $method)) {
+ $invoker = $this->_reporter->createInvoker($this->createInvoker());
+ $invoker->before($method);
+ $invoker->invoke($method);
+ $invoker->after($method);
+ }
+ }
+ $this->_reporter->paintCaseEnd($this->getLabel());
+ unset($this->_reporter);
+ return $reporter->getStatus();
+ }
+
+ /**
+ * Gets a list of test names. Normally that will
+ * be all internal methods that start with the
+ * name "test". This method should be overridden
+ * if you want a different rule.
+ * @return array List of test names.
+ * @access public
+ */
+ function getTests() {
+ $methods = array();
+ foreach (get_class_methods(get_class($this)) as $method) {
+ if ($this->_isTest($method)) {
+ $methods[] = $method;
+ }
+ }
+ return $methods;
+ }
+
+ /**
+ * Tests to see if the method is a test that should
+ * be run. Currently any method that starts with 'test'
+ * is a candidate unless it is the constructor.
+ * @param string $method Method name to try.
+ * @return boolean True if test method.
+ * @access protected
+ */
+ function _isTest($method) {
+ if (strtolower(substr($method, 0, 4)) == 'test') {
+ return ! SimpleTestCompatibility::isA($this, strtolower($method));
+ }
+ return false;
+ }
+
+ /**
+ * Announces the start of the test.
+ * @param string $method Test method just started.
+ * @access public
+ */
+ function before($method) {
+ $this->_reporter->paintMethodStart($method);
+ $this->_observers = array();
+ }
+
+ /**
+ * Sets up unit test wide variables at the start
+ * of each test method. To be overridden in
+ * actual user test cases.
+ * @access public
+ */
+ function setUp() {
+ }
+
+ /**
+ * Clears the data set in the setUp() method call.
+ * To be overridden by the user in actual user test cases.
+ * @access public
+ */
+ function tearDown() {
+ }
+
+ /**
+ * Announces the end of the test. Includes private clean up.
+ * @param string $method Test method just finished.
+ * @access public
+ */
+ function after($method) {
+ for ($i = 0; $i < count($this->_observers); $i++) {
+ $this->_observers[$i]->atTestEnd($method);
+ }
+ $this->_reporter->paintMethodEnd($method);
+ }
+
+ /**
+ * Sets up an observer for the test end.
+ * @param object $observer Must have atTestEnd()
+ * method.
+ * @access public
+ */
+ function tell($observer) {
+ $this->_observers[] = $observer;
+ }
+
+ /**
+ * Sends a pass event with a message.
+ * @param string $message Message to send.
+ * @access public
+ */
+ function pass($message = "Pass") {
+ if (! isset($this->_reporter)) {
+ trigger_error('Can only make assertions within test methods');
+ }
+ $this->_reporter->paintPass(
+ $message . $this->getAssertionLine());
+ return true;
+ }
+
+ /**
+ * Sends a fail event with a message.
+ * @param string $message Message to send.
+ * @access public
+ */
+ function fail($message = "Fail") {
+ if (! isset($this->_reporter)) {
+ trigger_error('Can only make assertions within test methods');
+ }
+ $this->_reporter->paintFail(
+ $message . $this->getAssertionLine());
+ return false;
+ }
+
+ /**
+ * Formats a PHP error and dispatches it to the
+ * reporter.
+ * @param integer $severity PHP error code.
+ * @param string $message Text of error.
+ * @param string $file File error occoured in.
+ * @param integer $line Line number of error.
+ * @access public
+ */
+ function error($severity, $message, $file, $line) {
+ if (! isset($this->_reporter)) {
+ trigger_error('Can only make assertions within test methods');
+ }
+ $this->_reporter->paintError(
+ "Unexpected PHP error [$message] severity [$severity] in [$file] line [$line]");
+ }
+
+ /**
+ * Formats an exception and dispatches it to the
+ * reporter.
+ * @param Exception $exception Object thrown.
+ * @access public
+ */
+ function exception($exception) {
+ $this->_reporter->paintError(
+ 'Unexpected exception of type [' . get_class($exception) .
+ '] with message ['. $exception->getMessage() .
+ '] in ['. $exception->getFile() .
+ '] line [' . $exception->getLine() . ']');
+ }
+
+ /**
+ * Sends a user defined event to the test reporter.
+ * This is for small scale extension where
+ * both the test case and either the reporter or
+ * display are subclassed.
+ * @param string $type Type of event.
+ * @param mixed $payload Object or message to deliver.
+ * @access public
+ */
+ function signal($type, $payload) {
+ if (! isset($this->_reporter)) {
+ trigger_error('Can only make assertions within test methods');
+ }
+ $this->_reporter->paintSignal($type, $payload);
+ }
+
+ /**
+ * Cancels any outstanding errors.
+ * @access public
+ */
+ function swallowErrors() {
+ $queue = &SimpleErrorQueue::instance();
+ $queue->clear();
+ }
+
+ /**
+ * Runs an expectation directly, for extending the
+ * tests with new expectation classes.
+ * @param SimpleExpectation $expectation Expectation subclass.
+ * @param mixed $compare Value to compare.
+ * @param string $message Message to display.
+ * @return boolean True on pass
+ * @access public
+ */
+ function assert($expectation, $compare, $message = '%s') {
+ return $this->assertTrue(
+ $expectation->test($compare),
+ sprintf($message, $expectation->overlayMessage($compare)));
+ }
+
+ /**
+ * @deprecated
+ */
+ function assertExpectation($expectation, $compare, $message = '%s') {
+ return $this->assert($expectation, $compare, $message);
+ }
+
+ /**
+ * Called from within the test methods to register
+ * passes and failures.
+ * @param boolean $result Pass on true.
+ * @param string $message Message to display describing
+ * the test state.
+ * @return boolean True on pass
+ * @access public
+ */
+ function assertTrue($result, $message = false) {
+ if (! $message) {
+ $message = 'True assertion got ' . ($result ? 'True' : 'False');
+ }
+ if ($result) {
+ return $this->pass($message);
+ } else {
+ return $this->fail($message);
+ }
+ }
+
+ /**
+ * Will be true on false and vice versa. False
+ * is the PHP definition of false, so that null,
+ * empty strings, zero and an empty array all count
+ * as false.
+ * @param boolean $result Pass on false.
+ * @param string $message Message to display.
+ * @return boolean True on pass
+ * @access public
+ */
+ function assertFalse($result, $message = false) {
+ if (! $message) {
+ $message = 'False assertion got ' . ($result ? 'True' : 'False');
+ }
+ return $this->assertTrue(! $result, $message);
+ }
+
+ /**
+ * Uses a stack trace to find the line of an assertion.
+ * @param string $format String formatting.
+ * @param array $stack Stack frames top most first. Only
+ * needed if not using the PHP
+ * backtrace function.
+ * @return string Line number of first assert*
+ * method embedded in format string.
+ * @access public
+ */
+ function getAssertionLine($stack = false) {
+ if ($stack === false) {
+ $stack = SimpleTestCompatibility::getStackTrace();
+ }
+ return SimpleDumper::getFormattedAssertionLine($stack);
+ }
+
+ /**
+ * Sends a formatted dump of a variable to the
+ * test suite for those emergency debugging
+ * situations.
+ * @param mixed $variable Variable to display.
+ * @param string $message Message to display.
+ * @return mixed The original variable.
+ * @access public
+ */
+ function dump($variable, $message = false) {
+ $formatted = SimpleDumper::dump($variable);
+ if ($message) {
+ $formatted = $message . "\n" . $formatted;
+ }
+ $this->_reporter->paintFormattedMessage($formatted);
+ return $variable;
+ }
+
+ /**
+ * Dispatches a text message straight to the
+ * test suite. Useful for status bar displays.
+ * @param string $message Message to show.
+ * @access public
+ */
+ function sendMessage($message) {
+ $this->_reporter->PaintMessage($message);
+ }
+
+ /**
+ * Accessor for the number of subtests.
+ * @return integer Number of test cases.
+ * @access public
+ * @static
+ */
+ function getSize() {
+ return 1;
+ }
+ }
+
+ /**
+ * This is a composite test class for combining
+ * test cases and other RunnableTest classes into
+ * a group test.
+ * @package SimpleTest
+ * @subpackage UnitTester
+ */
+ class GroupTest {
+ protected $_label;
+ protected $_test_cases;
+ protected $_old_track_errors;
+ protected $_xdebug_is_enabled;
+
+ /**
+ * Sets the name of the test suite.
+ * @param string $label Name sent at the start and end
+ * of the test.
+ * @access public
+ */
+ function GroupTest($label = false) {
+ $this->_label = $label ? $label : get_class($this);
+ $this->_test_cases = array();
+ $this->_old_track_errors = ini_get('track_errors');
+ $this->_xdebug_is_enabled = function_exists('xdebug_is_enabled') ?
+ xdebug_is_enabled() : false;
+ }
+
+ /**
+ * Accessor for the test name for subclasses.
+ * @return string Name of the test.
+ * @access public
+ */
+ function getLabel() {
+ return $this->_label;
+ }
+
+ /**
+ * Adds a test into the suite. Can be either a group
+ * test or some other unit test.
+ * @param SimpleTestCase $test_case Suite or individual test
+ * case implementing the
+ * runnable test interface.
+ * @access public
+ */
+ function addTestCase($test_case) {
+ $this->_test_cases[] = $test_case;
+ }
+
+ /**
+ * Adds a test into the suite by class name. The class will
+ * be instantiated as needed.
+ * @param SimpleTestCase $test_case Suite or individual test
+ * case implementing the
+ * runnable test interface.
+ * @access public
+ */
+ function addTestClass($class) {
+ if ($this->_getBaseTestCase($class) == 'grouptest') {
+ $this->_test_cases[] = new $class();
+ } else {
+ $this->_test_cases[] = $class;
+ }
+ }
+
+ /**
+ * Builds a group test from a library of test cases.
+ * The new group is composed into this one.
+ * @param string $test_file File name of library with
+ * test case classes.
+ * @access public
+ */
+ function addTestFile($test_file) {
+ $existing_classes = get_declared_classes();
+ if ($error = $this->_requireWithError($test_file)) {
+ $this->addTestCase(new BadGroupTest($test_file, $error));
+ return;
+ }
+ $classes = $this->_selectRunnableTests($existing_classes, get_declared_classes());
+ if (count($classes) == 0) {
+ $this->addTestCase(new BadGroupTest($test_file, "No runnable test cases in [$test_file]"));
+ return;
+ }
+ $group = $this->_createGroupFromClasses($test_file, $classes);
+ $this->addTestCase($group);
+ }
+
+ /**
+ * Requires a source file recording any syntax errors.
+ * @param string $file File name to require in.
+ * @return string/boolean An error message on failure or false
+ * if no errors.
+ * @access private
+ */
+ function _requireWithError($file) {
+ $this->_enableErrorReporting();
+ include($file);
+ $error = isset($php_errormsg) ? $php_errormsg : false;
+ $this->_disableErrorReporting();
+ $self_inflicted_errors = array(
+ 'Assigning the return value of new by reference is deprecated',
+ 'var: Deprecated. Please use the public/private/protected modifiers');
+ if (in_array($error, $self_inflicted_errors)) {
+ return false;
+ }
+ return $error;
+ }
+
+ /**
+ * Sets up detection of parse errors. Note that XDebug
+ * interferes with this and has to be disabled. This is
+ * to make sure the correct error code is returned
+ * from unattended scripts.
+ * @access private
+ */
+ function _enableErrorReporting() {
+ if ($this->_xdebug_is_enabled) {
+ xdebug_disable();
+ }
+ ini_set('track_errors', true);
+ }
+
+ /**
+ * Resets detection of parse errors to their old values.
+ * This is to make sure the correct error code is returned
+ * from unattended scripts.
+ * @access private
+ */
+ function _disableErrorReporting() {
+ ini_set('track_errors', $this->_old_track_errors);
+ if ($this->_xdebug_is_enabled) {
+ xdebug_enable();
+ }
+ }
+
+ /**
+ * Calculates the incoming test cases from a before
+ * and after list of loaded classes. Skips abstract
+ * classes.
+ * @param array $existing_classes Classes before require().
+ * @param array $new_classes Classes after require().
+ * @return array New classes which are test
+ * cases that shouldn't be ignored.
+ * @access private
+ */
+ function _selectRunnableTests($existing_classes, $new_classes) {
+ $classes = array();
+ foreach ($new_classes as $class) {
+ if (in_array($class, $existing_classes)) {
+ continue;
+ }
+ if ($this->_getBaseTestCase($class)) {
+ $reflection = new SimpleReflection($class);
+ if ($reflection->isAbstract()) {
+ SimpleTest::ignore($class);
+ }
+ $classes[] = $class;
+ }
+ }
+ return $classes;
+ }
+
+ /**
+ * Builds a group test from a class list.
+ * @param string $title Title of new group.
+ * @param array $classes Test classes.
+ * @return GroupTest Group loaded with the new
+ * test cases.
+ * @access private
+ */
+ function &_createGroupFromClasses($title, $classes) {
+ SimpleTest::ignoreParentsIfIgnored($classes);
+ $group = new GroupTest($title);
+ foreach ($classes as $class) {
+ if (! SimpleTest::isIgnored($class)) {
+ $group->addTestClass($class);
+ }
+ }
+ return $group;
+ }
+
+ /**
+ * Test to see if a class is derived from the
+ * SimpleTestCase class.
+ * @param string $class Class name.
+ * @access private
+ */
+ function _getBaseTestCase($class) {
+ while ($class = get_parent_class($class)) {
+ $class = strtolower($class);
+ if ($class == "simpletestcase" || $class == "grouptest") {
+ return $class;
+ }
+ }
+ return false;
+ }
+
+ /**
+ * Delegates to a visiting collector to add test
+ * files.
+ * @param string $path Path to scan from.
+ * @param SimpleCollector $collector Directory scanner.
+ * @access public
+ */
+ function collect($path, $collector) {
+ $collector->collect($this, $path);
+ }
+
+ /**
+ * Invokes run() on all of the held test cases, instantiating
+ * them if necessary.
+ * @param SimpleReporter $reporter Current test reporter.
+ * @access public
+ */
+ function run($reporter) {
+ $reporter->paintGroupStart($this->getLabel(), $this->getSize());
+ for ($i = 0, $count = count($this->_test_cases); $i < $count; $i++) {
+ if (is_string($this->_test_cases[$i])) {
+ $class = $this->_test_cases[$i];
+ $test = new $class();
+ $test->run($reporter);
+ } else {
+ $this->_test_cases[$i]->run($reporter);
+ }
+ }
+ $reporter->paintGroupEnd($this->getLabel());
+ return $reporter->getStatus();
+ }
+
+ /**
+ * Number of contained test cases.
+ * @return integer Total count of cases in the group.
+ * @access public
+ */
+ function getSize() {
+ $count = 0;
+ foreach ($this->_test_cases as $case) {
+ if (is_string($case)) {
+ $count++;
+ } else {
+ $count += $case->getSize();
+ }
+ }
+ return $count;
+ }
+ }
+
+ /**
+ * This is a failing group test for when a test suite hasn't
+ * loaded properly.
+ * @package SimpleTest
+ * @subpackage UnitTester
+ */
+ class BadGroupTest {
+ protected $_label;
+ protected $_error;
+
+ /**
+ * Sets the name of the test suite and error message.
+ * @param string $label Name sent at the start and end
+ * of the test.
+ * @access public
+ */
+ function BadGroupTest($label, $error) {
+ $this->_label = $label;
+ $this->_error = $error;
+ }
+
+ /**
+ * Accessor for the test name for subclasses.
+ * @return string Name of the test.
+ * @access public
+ */
+ function getLabel() {
+ return $this->_label;
+ }
+
+ /**
+ * Sends a single error to the reporter.
+ * @param SimpleReporter $reporter Current test reporter.
+ * @access public
+ */
+ function run($reporter) {
+ $reporter->paintGroupStart($this->getLabel(), $this->getSize());
+ $reporter->paintFail('Bad GroupTest [' . $this->getLabel() .
+ '] with error [' . $this->_error . ']');
+ $reporter->paintGroupEnd($this->getLabel());
+ return $reporter->getStatus();
+ }
+
+ /**
+ * Number of contained test cases. Always zero.
+ * @return integer Total count of cases in the group.
+ * @access public
+ */
+ function getSize() {
+ return 0;
+ }
+ }
+?>