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Update to drupal 8.0.0-rc1. For more information, see https://www.drupal.org/node/2582663

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Greg Anderson 2015-10-08 11:40:12 -07:00
parent eb34d130a8
commit f32e58e4b1
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vendor/sebastian/diff/tests/LCS/TimeEfficientImplementationTest.php vendored Normal file
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<?php
/*
* This file is part of the Diff package.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SebastianBergmann\Diff\LCS;
use PHPUnit_Framework_TestCase;
/**
* Some of these tests are volontary stressfull, in order to give some approximative benchmark hints.
*/
class TimeEfficientImplementationTest extends PHPUnit_Framework_TestCase
{
private $implementation;
private $memory_limit;
private $stress_sizes = array(1, 2, 3, 100, 500, 1000, 2000);
protected function setUp()
{
$this->memory_limit = ini_get('memory_limit');
ini_set('memory_limit', '256M');
$this->implementation = new TimeEfficientImplementation;
}
protected function tearDown()
{
ini_set('memory_limit', $this->memory_limit);
}
public function testBothEmpty()
{
$from = array();
$to = array();
$common = $this->implementation->calculate($from, $to);
$this->assertEquals(array(), $common);
}
public function testIsStrictComparison()
{
$from = array(
false, 0, 0.0, '', null, array(),
true, 1, 1.0, 'foo', array('foo', 'bar'), array('foo' => 'bar')
);
$to = $from;
$common = $this->implementation->calculate($from, $to);
$this->assertEquals($from, $common);
$to = array(
false, false, false, false, false, false,
true, true, true, true, true, true
);
$expected = array(
false,
true,
);
$common = $this->implementation->calculate($from, $to);
$this->assertEquals($expected, $common);
}
public function testEqualSequences()
{
foreach ($this->stress_sizes as $size) {
$range = range(1, $size);
$from = $range;
$to = $range;
$common = $this->implementation->calculate($from, $to);
$this->assertEquals($range, $common);
}
}
public function testDistinctSequences()
{
$from = array('A');
$to = array('B');
$common = $this->implementation->calculate($from, $to);
$this->assertEquals(array(), $common);
$from = array('A', 'B', 'C');
$to = array('D', 'E', 'F');
$common = $this->implementation->calculate($from, $to);
$this->assertEquals(array(), $common);
foreach ($this->stress_sizes as $size) {
$from = range(1, $size);
$to = range($size + 1, $size * 2);
$common = $this->implementation->calculate($from, $to);
$this->assertEquals(array(), $common);
}
}
public function testCommonSubsequence()
{
$from = array('A', 'C', 'E', 'F', 'G' );
$to = array('A', 'B', 'D', 'E', 'H');
$expected = array('A', 'E' );
$common = $this->implementation->calculate($from, $to);
$this->assertEquals($expected, $common);
$from = array('A', 'C', 'E', 'F', 'G' );
$to = array( 'B', 'C', 'D', 'E', 'F', 'H');
$expected = array('C', 'E', 'F' );
$common = $this->implementation->calculate($from, $to);
$this->assertEquals($expected, $common);
foreach ($this->stress_sizes as $size) {
$from = $size < 2 ? array(1) : range(1, $size + 1, 2);
$to = $size < 3 ? array(1) : range(1, $size + 1, 3);
$expected = $size < 6 ? array(1) : range(1, $size + 1, 6);
$common = $this->implementation->calculate($from, $to);
$this->assertEquals($expected, $common);
}
}
public function testSingleElementSubsequenceAtStart()
{
foreach ($this->stress_sizes as $size) {
$from = range(1, $size);
$to = array_slice($from, 0, 1);
$common = $this->implementation->calculate($from, $to);
$this->assertEquals($to, $common);
}
}
public function testSingleElementSubsequenceAtMiddle()
{
foreach ($this->stress_sizes as $size) {
$from = range(1, $size);
$to = array_slice($from, (int) $size / 2, 1);
$common = $this->implementation->calculate($from, $to);
$this->assertEquals($to, $common);
}
}
public function testSingleElementSubsequenceAtEnd()
{
foreach ($this->stress_sizes as $size) {
$from = range(1, $size);
$to = array_slice($from, $size - 1, 1);
$common = $this->implementation->calculate($from, $to);
$this->assertEquals($to, $common);
}
}
public function testReversedSequences()
{
$from = array('A', 'B');
$to = array('B', 'A');
$expected = array('A');
$common = $this->implementation->calculate($from, $to);
$this->assertEquals($expected, $common);
foreach ($this->stress_sizes as $size) {
$from = range(1, $size);
$to = array_reverse($from);
$common = $this->implementation->calculate($from, $to);
$this->assertEquals(array(1), $common);
}
}
}