| Line # | Frequency | Source Line | | 1 | | <?php |
| 2 | | /** |
| 3 | | * base include file for SimpleTest |
| 4 | | * @package SimpleTest |
| 5 | | * @subpackage UnitTester |
| 6 | | * @version $Id: errors.php 1672 2008-03-02 04:47:34Z edwardzyang $ |
| 7 | | */ |
| 8 | | |
| 9 | | /** |
| 10 | | * @ignore - PHP5 compatibility fix. |
| 11 | | */ |
| 12 | | if (! defined('E_STRICT')) { |
| 13 | | define('E_STRICT', 2048); |
| 14 | | } |
| 15 | | |
| 16 | | /**#@+ |
| 17 | | * Includes SimpleTest files. |
| 18 | | */ |
| 19 | | require_once dirname(__FILE__) . '/invoker.php'; |
| 20 | | require_once dirname(__FILE__) . '/test_case.php'; |
| 21 | | require_once dirname(__FILE__) . '/expectation.php'; |
| 22 | | /**#@-*/ |
| 23 | | |
| 24 | | /** |
| 25 | | * Extension that traps errors into an error queue. |
| 26 | | * @package SimpleTest |
| 27 | | * @subpackage UnitTester |
| 28 | | */ |
| 29 | | class SimpleErrorTrappingInvoker extends SimpleInvokerDecorator { |
| 30 | | |
| 31 | | /** |
| 32 | | * Stores the invoker to wrap. |
| 33 | | * @param SimpleInvoker $invoker Test method runner. |
| 34 | | */ |
| 35 | | function SimpleErrorTrappingInvoker(&$invoker) { |
| 36 | 1 | $this->SimpleInvokerDecorator($invoker); |
| 37 | | } |
| 38 | | |
| 39 | | /** |
| 40 | | * Invokes a test method and dispatches any |
| 41 | | * untrapped errors. Called back from |
| 42 | | * the visiting runner. |
| 43 | | * @param string $method Test method to call. |
| 44 | | * @access public |
| 45 | | */ |
| 46 | | function invoke($method) { |
| 47 | 1 | $queue = &$this->_createErrorQueue(); |
| 48 | 1 | set_error_handler('SimpleTestErrorHandler'); |
| 49 | 1 | parent::invoke($method); |
| 50 | 1 | restore_error_handler(); |
| 51 | 1 | $queue->tally(); |
| 52 | | } |
| 53 | | |
| 54 | | /** |
| 55 | | * Wires up the error queue for a single test. |
| 56 | | * @return SimpleErrorQueue Queue connected to the test. |
| 57 | | * @access private |
| 58 | | */ |
| 59 | | function &_createErrorQueue() { |
| 60 | 1 | $context = &SimpleTest::getContext(); |
| 61 | 1 | $test = &$this->getTestCase(); |
| 62 | 1 | $queue = &$context->get('SimpleErrorQueue'); |
| 63 | 1 | $queue->setTestCase($test); |
| 64 | 1 | return $queue; |
| 65 | | } |
| 66 | | } |
| 67 | | |
| 68 | | /** |
| 69 | | * Error queue used to record trapped |
| 70 | | * errors. |
| 71 | | * @package SimpleTest |
| 72 | | * @subpackage UnitTester |
| 73 | | */ |
| 74 | | class SimpleErrorQueue { |
| 75 | | var $_queue; |
| 76 | | var $_expectation_queue; |
| 77 | | var $_test; |
| 78 | | var $_using_expect_style = false; |
| 79 | | |
| 80 | | /** |
| 81 | | * Starts with an empty queue. |
| 82 | | */ |
| 83 | | function SimpleErrorQueue() { |
| 84 | 1 | $this->clear(); |
| 85 | | } |
| 86 | | |
| 87 | | /** |
| 88 | | * Discards the contents of the error queue. |
| 89 | | * @access public |
| 90 | | */ |
| 91 | | function clear() { |
| 92 | 1 | $this->_queue = array(); |
| 93 | 1 | $this->_expectation_queue = array(); |
| 94 | | } |
| 95 | | |
| 96 | | /** |
| 97 | | * Sets the currently running test case. |
| 98 | | * @param SimpleTestCase $test Test case to send messages to. |
| 99 | | * @access public |
| 100 | | */ |
| 101 | | function setTestCase(&$test) { |
| 102 | 1 | $this->_test = &$test; |
| 103 | | } |
| 104 | | |
| 105 | | /** |
| 106 | | * Sets up an expectation of an error. If this is |
| 107 | | * not fulfilled at the end of the test, a failure |
| 108 | | * will occour. If the error does happen, then this |
| 109 | | * will cancel it out and send a pass message. |
| 110 | | * @param SimpleExpectation $expected Expected error match. |
| 111 | | * @param string $message Message to display. |
| 112 | | * @access public |
| 113 | | */ |
| 114 | | function expectError($expected, $message) { |
| 115 | | $this->_using_expect_style = true; |
| 116 | | array_push($this->_expectation_queue, array($expected, $message)); |
| 117 | | } |
| 118 | | |
| 119 | | /** |
| 120 | | * Adds an error to the front of the queue. |
| 121 | | * @param integer $severity PHP error code. |
| 122 | | * @param string $content Text of error. |
| 123 | | * @param string $filename File error occoured in. |
| 124 | | * @param integer $line Line number of error. |
| 125 | | * @access public |
| 126 | | */ |
| 127 | | function add($severity, $content, $filename, $line) { |
| 128 | | $content = str_replace('%', '%%', $content); |
| 129 | | if ($this->_using_expect_style) { |
| 130 | | $this->_testLatestError($severity, $content, $filename, $line); |
| 131 | | } else { |
| 132 | | array_push( |
| 133 | | $this->_queue, |
| 134 | | array($severity, $content, $filename, $line)); |
| 135 | | } |
| 136 | | } |
| 137 | | |
| 138 | | /** |
| 139 | | * Any errors still in the queue are sent to the test |
| 140 | | * case. Any unfulfilled expectations trigger failures. |
| 141 | | * @access public |
| 142 | | */ |
| 143 | | function tally() { |
| 144 | 1 | while (list($severity, $message, $file, $line) = $this->extract()) { |
| 145 | | $severity = $this->getSeverityAsString($severity); |
| 146 | | $this->_test->error($severity, $message, $file, $line); |
| 147 | | } |
| 148 | 1 | while (list($expected, $message) = $this->_extractExpectation()) { |
| 149 | | $this->_test->assert($expected, false, "%s -> Expected error not caught"); |
| 150 | | } |
| 151 | | } |
| 152 | | |
| 153 | | /** |
| 154 | | * Tests the error against the most recent expected |
| 155 | | * error. |
| 156 | | * @param integer $severity PHP error code. |
| 157 | | * @param string $content Text of error. |
| 158 | | * @param string $filename File error occoured in. |
| 159 | | * @param integer $line Line number of error. |
| 160 | | * @access private |
| 161 | | */ |
| 162 | | function _testLatestError($severity, $content, $filename, $line) { |
| 163 | | if ($expectation = $this->_extractExpectation()) { |
| 164 | | list($expected, $message) = $expectation; |
| 165 | | $this->_test->assert($expected, $content, sprintf( |
| 166 | | $message, |
| 167 | | "%s -> PHP error [$content] severity [" . |
| 168 | | $this->getSeverityAsString($severity) . |
| 169 | | "] in [$filename] line [$line]")); |
| 170 | | } else { |
| 171 | | $this->_test->error($severity, $content, $filename, $line); |
| 172 | | } |
| 173 | | } |
| 174 | | |
| 175 | | /** |
| 176 | | * Pulls the earliest error from the queue. |
| 177 | | * @return mixed False if none, or a list of error |
| 178 | | * information. Elements are: severity |
| 179 | | * as the PHP error code, the error message, |
| 180 | | * the file with the error, the line number |
| 181 | | * and a list of PHP super global arrays. |
| 182 | | * @access public |
| 183 | | */ |
| 184 | | function extract() { |
| 185 | 1 | if (count($this->_queue)) { |
| 186 | | return array_shift($this->_queue); |
| 187 | | } |
| 188 | 1 | return false; |
| 189 | | } |
| 190 | | |
| 191 | | /** |
| 192 | | * Pulls the earliest expectation from the queue. |
| 193 | | * @return SimpleExpectation False if none. |
| 194 | | * @access private |
| 195 | | */ |
| 196 | | function _extractExpectation() { |
| 197 | 1 | if (count($this->_expectation_queue)) { |
| 198 | | return array_shift($this->_expectation_queue); |
| 199 | | } |
| 200 | 1 | return false; |
| 201 | | } |
| 202 | | |
| 203 | | /** |
| 204 | | * @deprecated |
| 205 | | */ |
| 206 | | function assertNoErrors($message) { |
| 207 | | return $this->_test->assert( |
| 208 | | new TrueExpectation(), |
| 209 | | count($this->_queue) == 0, |
| 210 | | sprintf($message, 'Should be no errors')); |
| 211 | | } |
| 212 | | |
| 213 | | /** |
| 214 | | * @deprecated |
| 215 | | */ |
| 216 | | function assertError($expected, $message) { |
| 217 | | if (count($this->_queue) == 0) { |
| 218 | | $this->_test->fail(sprintf($message, 'Expected error not found')); |
| 219 | | return false; |
| 220 | | } |
| 221 | | list($severity, $content, $file, $line) = $this->extract(); |
| 222 | | $severity = $this->getSeverityAsString($severity); |
| 223 | | return $this->_test->assert( |
| 224 | | $expected, |
| 225 | | $content, |
| 226 | | sprintf($message, "Expected PHP error [$content] severity [$severity] in [$file] line [$line]")); |
| 227 | | } |
| 228 | | |
| 229 | | /** |
| 230 | | * Converts an error code into it's string |
| 231 | | * representation. |
| 232 | | * @param $severity PHP integer error code. |
| 233 | | * @return String version of error code. |
| 234 | | * @access public |
| 235 | | * @static |
| 236 | | */ |
| 237 | | function getSeverityAsString($severity) { |
| 238 | | static $map = array( |
| 239 | | E_STRICT => 'E_STRICT', |
| 240 | | E_ERROR => 'E_ERROR', |
| 241 | | E_WARNING => 'E_WARNING', |
| 242 | | E_PARSE => 'E_PARSE', |
| 243 | | E_NOTICE => 'E_NOTICE', |
| 244 | | E_CORE_ERROR => 'E_CORE_ERROR', |
| 245 | | E_CORE_WARNING => 'E_CORE_WARNING', |
| 246 | | E_COMPILE_ERROR => 'E_COMPILE_ERROR', |
| 247 | | E_COMPILE_WARNING => 'E_COMPILE_WARNING', |
| 248 | | E_USER_ERROR => 'E_USER_ERROR', |
| 249 | | E_USER_WARNING => 'E_USER_WARNING', |
| 250 | | E_USER_NOTICE => 'E_USER_NOTICE'); |
| 251 | | if (defined('E_RECOVERABLE_ERROR')) { |
| 252 | | $map[E_RECOVERABLE_ERROR] = 'E_RECOVERABLE_ERROR'; |
| 253 | | } |
| 254 | | if (defined('E_DEPRECATED')) { |
| 255 | | $map[E_DEPRECATED] = 'E_DEPRECATED'; |
| 256 | | } |
| 257 | | return $map[$severity]; |
| 258 | | } |
| 259 | | } |
| 260 | | |
| 261 | | /** |
| 262 | | * Error handler that simply stashes any errors into the global |
| 263 | | * error queue. Simulates the existing behaviour with respect to |
| 264 | | * logging errors, but this feature may be removed in future. |
| 265 | | * @param $severity PHP error code. |
| 266 | | * @param $message Text of error. |
| 267 | | * @param $filename File error occoured in. |
| 268 | | * @param $line Line number of error. |
| 269 | | * @param $super_globals Hash of PHP super global arrays. |
| 270 | | * @static |
| 271 | | * @access public |
| 272 | | */ |
| 273 | | function SimpleTestErrorHandler($severity, $message, $filename = null, $line = null, $super_globals = null, $mask = null) { |
| 274 | 1 | $severity = $severity & error_reporting(); |
| 275 | 1 | if ($severity) { |
| 276 | | restore_error_handler(); |
| 277 | | if (ini_get('log_errors')) { |
| 278 | | $label = SimpleErrorQueue::getSeverityAsString($severity); |
| 279 | | error_log("$label: $message in $filename on line $line"); |
| 280 | | } |
| 281 | | $context = &SimpleTest::getContext(); |
| 282 | | $queue = &$context->get('SimpleErrorQueue'); |
| 283 | | $queue->add($severity, $message, $filename, $line); |
| 284 | | set_error_handler('SimpleTestErrorHandler'); |
| 285 | | } |
| 286 | 1 | return true; |
| 287 | | } |
| 288 | | ? |