www.aleph1.co.uk Git - yaffs-website/blob - vendor/psy/psysh/test/Psy/Test/Readline/LibeditTest.php

   1 <?php
   2
   3 /*
   4  * This file is part of Psy Shell.
   5  *
   6  * (c) 2012-2017 Justin Hileman
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Psy\Test\Readline;
  13
  14 use Psy\Readline\Libedit;
  15
  16 class LibeditTest extends \PHPUnit_Framework_TestCase
  17 {
  18     private $historyFile;
  19
  20     public function setUp()
  21     {
  22         if (!Libedit::isSupported()) {
  23             $this->markTestSkipped('Libedit not enabled');
  24         }
  25
  26         $this->historyFile = tempnam(sys_get_temp_dir(), 'psysh_test_history');
  27         if (false === file_put_contents($this->historyFile, "_HiStOrY_V2_\n")) {
  28             $this->fail('Unable to write history file: ' . $this->historyFile);
  29         }
  30         // Calling readline_read_history before readline_clear_history
  31         // avoids segfault with PHP 5.5.7 & libedit v3.1
  32         readline_read_history($this->historyFile);
  33         readline_clear_history();
  34     }
  35
  36     public function tearDown()
  37     {
  38         if (is_file($this->historyFile)) {
  39             unlink($this->historyFile);
  40         }
  41     }
  42
  43     public function testHistory()
  44     {
  45         $readline = new Libedit($this->historyFile);
  46         $this->assertEmpty($readline->listHistory());
  47         $readline->addHistory('foo');
  48         $this->assertEquals(array('foo'), $readline->listHistory());
  49         $readline->addHistory('bar');
  50         $this->assertEquals(array('foo', 'bar'), $readline->listHistory());
  51         $readline->addHistory('baz');
  52         $this->assertEquals(array('foo', 'bar', 'baz'), $readline->listHistory());
  53         $readline->clearHistory();
  54         $this->assertEmpty($readline->listHistory());
  55     }
  56
  57     /**
  58      * @depends testHistory
  59      */
  60     public function testHistorySize()
  61     {
  62         $readline = new Libedit($this->historyFile, 2);
  63         $this->assertEmpty($readline->listHistory());
  64         $readline->addHistory('foo');
  65         $readline->addHistory('bar');
  66         $this->assertEquals(array('foo', 'bar'), $readline->listHistory());
  67         $readline->addHistory('baz');
  68         $this->assertEquals(array('bar', 'baz'), $readline->listHistory());
  69         $readline->addHistory('w00t');
  70         $this->assertEquals(array('baz', 'w00t'), $readline->listHistory());
  71         $readline->clearHistory();
  72         $this->assertEmpty($readline->listHistory());
  73     }
  74
  75     /**
  76      * @depends testHistory
  77      */
  78     public function testHistoryEraseDups()
  79     {
  80         $readline = new Libedit($this->historyFile, 0, true);
  81         $this->assertEmpty($readline->listHistory());
  82         $readline->addHistory('foo');
  83         $readline->addHistory('bar');
  84         $readline->addHistory('foo');
  85         $this->assertEquals(array('bar', 'foo'), $readline->listHistory());
  86         $readline->addHistory('baz');
  87         $readline->addHistory('w00t');
  88         $readline->addHistory('baz');
  89         $this->assertEquals(array('bar', 'foo', 'w00t', 'baz'), $readline->listHistory());
  90         $readline->clearHistory();
  91         $this->assertEmpty($readline->listHistory());
  92     }
  93
  94     public function testListHistory()
  95     {
  96         $readline = new Libedit($this->historyFile);
  97         file_put_contents(
  98             $this->historyFile,
  99             "This is an entry\n\0This is a comment\nThis is an entry\0With a comment\n",
 100             FILE_APPEND
 101         );
 102         $this->assertEquals(array(
 103             'This is an entry',
 104             'This is an entry',
 105         ), $readline->listHistory());
 106         $readline->clearHistory();
 107     }
 108
 109     /**
 110      * Libedit being a BSD library,
 111      * it doesn't support non-unix line separators.
 112      */
 113     public function testLinebreaksSupport()
 114     {
 115         $readline = new Libedit($this->historyFile);
 116         file_put_contents(
 117             $this->historyFile,
 118             "foo\rbar\nbaz\r\nw00t",
 119             FILE_APPEND
 120         );
 121         $this->assertEquals(array(
 122             "foo\rbar",
 123             "baz\r",
 124             'w00t',
 125         ), $readline->listHistory());
 126         $readline->clearHistory();
 127     }
 128 }