annotate vendor/sebastian/comparator/src/ScalarComparator.php @ 0:4c8ae668cc8c

Initial import (non-working)
author Chris Cannam
date Wed, 29 Nov 2017 16:09:58 +0000
parents
children 1fec387a4317
rev   line source
Chris@0 1 <?php
Chris@0 2 /*
Chris@0 3 * This file is part of the Comparator package.
Chris@0 4 *
Chris@0 5 * (c) Sebastian Bergmann <sebastian@phpunit.de>
Chris@0 6 *
Chris@0 7 * For the full copyright and license information, please view the LICENSE
Chris@0 8 * file that was distributed with this source code.
Chris@0 9 */
Chris@0 10
Chris@0 11 namespace SebastianBergmann\Comparator;
Chris@0 12
Chris@0 13 /**
Chris@0 14 * Compares scalar or NULL values for equality.
Chris@0 15 */
Chris@0 16 class ScalarComparator extends Comparator
Chris@0 17 {
Chris@0 18 /**
Chris@0 19 * Returns whether the comparator can compare two values.
Chris@0 20 *
Chris@0 21 * @param mixed $expected The first value to compare
Chris@0 22 * @param mixed $actual The second value to compare
Chris@0 23 * @return bool
Chris@0 24 * @since Method available since Release 3.6.0
Chris@0 25 */
Chris@0 26 public function accepts($expected, $actual)
Chris@0 27 {
Chris@0 28 return ((is_scalar($expected) xor null === $expected) &&
Chris@0 29 (is_scalar($actual) xor null === $actual))
Chris@0 30 // allow comparison between strings and objects featuring __toString()
Chris@0 31 || (is_string($expected) && is_object($actual) && method_exists($actual, '__toString'))
Chris@0 32 || (is_object($expected) && method_exists($expected, '__toString') && is_string($actual));
Chris@0 33 }
Chris@0 34
Chris@0 35 /**
Chris@0 36 * Asserts that two values are equal.
Chris@0 37 *
Chris@0 38 * @param mixed $expected First value to compare
Chris@0 39 * @param mixed $actual Second value to compare
Chris@0 40 * @param float $delta Allowed numerical distance between two values to consider them equal
Chris@0 41 * @param bool $canonicalize Arrays are sorted before comparison when set to true
Chris@0 42 * @param bool $ignoreCase Case is ignored when set to true
Chris@0 43 *
Chris@0 44 * @throws ComparisonFailure
Chris@0 45 */
Chris@0 46 public function assertEquals($expected, $actual, $delta = 0.0, $canonicalize = false, $ignoreCase = false)
Chris@0 47 {
Chris@0 48 $expectedToCompare = $expected;
Chris@0 49 $actualToCompare = $actual;
Chris@0 50
Chris@0 51 // always compare as strings to avoid strange behaviour
Chris@0 52 // otherwise 0 == 'Foobar'
Chris@0 53 if (is_string($expected) || is_string($actual)) {
Chris@0 54 $expectedToCompare = (string) $expectedToCompare;
Chris@0 55 $actualToCompare = (string) $actualToCompare;
Chris@0 56
Chris@0 57 if ($ignoreCase) {
Chris@0 58 $expectedToCompare = strtolower($expectedToCompare);
Chris@0 59 $actualToCompare = strtolower($actualToCompare);
Chris@0 60 }
Chris@0 61 }
Chris@0 62
Chris@0 63 if ($expectedToCompare != $actualToCompare) {
Chris@0 64 if (is_string($expected) && is_string($actual)) {
Chris@0 65 throw new ComparisonFailure(
Chris@0 66 $expected,
Chris@0 67 $actual,
Chris@0 68 $this->exporter->export($expected),
Chris@0 69 $this->exporter->export($actual),
Chris@0 70 false,
Chris@0 71 'Failed asserting that two strings are equal.'
Chris@0 72 );
Chris@0 73 }
Chris@0 74
Chris@0 75 throw new ComparisonFailure(
Chris@0 76 $expected,
Chris@0 77 $actual,
Chris@0 78 // no diff is required
Chris@0 79 '',
Chris@0 80 '',
Chris@0 81 false,
Chris@0 82 sprintf(
Chris@0 83 'Failed asserting that %s matches expected %s.',
Chris@0 84 $this->exporter->export($actual),
Chris@0 85 $this->exporter->export($expected)
Chris@0 86 )
Chris@0 87 );
Chris@0 88 }
Chris@0 89 }
Chris@0 90 }