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database/php/pear/PHPUnit/Framework/Comparator/Scalar.php

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+<?php
+/**
+ * PHPUnit
+ *
+ * Copyright (c) 2001-2013, Sebastian Bergmann <sebastian@phpunit.de>.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *
+ *   * Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in
+ *     the documentation and/or other materials provided with the
+ *     distribution.
+ *
+ *   * Neither the name of Sebastian Bergmann nor the names of his
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ * @package    PHPUnit
+ * @subpackage Framework
+ * @author     Bernhard Schussek <bschussek@2bepublished.at>
+ * @copyright  2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
+ * @license    http://www.opensource.org/licenses/BSD-3-Clause  The BSD 3-Clause License
+ * @link       http://www.phpunit.de/
+ * @since      File available since Release 3.6.0
+ */
+
+/**
+ * Compares scalar or NULL values for equality.
+ *
+ * @package    PHPUnit
+ * @subpackage Framework_Comparator
+ * @author     Bernhard Schussek <bschussek@2bepublished.at>
+ * @copyright  2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
+ * @license    http://www.opensource.org/licenses/BSD-3-Clause  The BSD 3-Clause License
+ * @link       http://www.phpunit.de/
+ * @since      Class available since Release 3.6.0
+ */
+class PHPUnit_Framework_Comparator_Scalar extends PHPUnit_Framework_Comparator
+{
+    /**
+     * Returns whether the comparator can compare two values.
+     *
+     * @param  mixed $expected The first value to compare
+     * @param  mixed $actual The second value to compare
+     * @return boolean
+     * @since  Method available since Release 3.6.0
+     */
+    public function accepts($expected, $actual)
+    {
+        return ((is_scalar($expected) XOR NULL === $expected) &&
+                 (is_scalar($actual) XOR NULL === $actual))
+          // allow comparison between strings and objects featuring __toString()
+          || (is_string($expected) && is_object($actual) && method_exists($actual, '__toString'))
+          || (is_object($expected) && method_exists($expected, '__toString') && is_string($actual));
+    }
+
+    /**
+     * Asserts that two values are equal.
+     *
+     * @param  mixed $expected The first value to compare
+     * @param  mixed $actual The second value to compare
+     * @param  float $delta The allowed numerical distance between two values to
+     *                      consider them equal
+     * @param  bool  $canonicalize If set to TRUE, arrays are sorted before
+     *                             comparison
+     * @param  bool  $ignoreCase If set to TRUE, upper- and lowercasing is
+     *                           ignored when comparing string values
+     * @throws PHPUnit_Framework_ComparisonFailure Thrown when the comparison
+     *                           fails. Contains information about the
+     *                           specific errors that lead to the failure.
+     */
+    public function assertEquals($expected, $actual, $delta = 0, $canonicalize = FALSE, $ignoreCase = FALSE)
+    {
+        $expectedToCompare = $expected;
+        $actualToCompare = $actual;
+
+        // always compare as strings to avoid strange behaviour
+        // otherwise 0 == 'Foobar'
+        if (is_string($expected) || is_string($actual)) {
+            $expectedToCompare = (string)$expectedToCompare;
+            $actualToCompare = (string)$actualToCompare;
+
+            if ($ignoreCase) {
+                $expectedToCompare = strtolower($expectedToCompare);
+                $actualToCompare = strtolower($actualToCompare);
+            }
+        }
+
+        if ($expectedToCompare != $actualToCompare) {
+            if (is_string($expected) && is_string($actual)) {
+                throw new PHPUnit_Framework_ComparisonFailure(
+                  $expected,
+                  $actual,
+                  PHPUnit_Util_Type::export($expected),
+                  PHPUnit_Util_Type::export($actual),
+                  FALSE,
+                  'Failed asserting that two strings are equal.'
+                );
+            }
+
+            throw new PHPUnit_Framework_ComparisonFailure(
+              $expected,
+              $actual,
+              // no diff is required
+              '',
+              '',
+              FALSE,
+              sprintf(
+                'Failed asserting that %s matches expected %s.',
+
+                PHPUnit_Util_Type::export($actual),
+                PHPUnit_Util_Type::export($expected)
+              )
+            );
+        }
+    }
+}