_test/tests/inc/io_replaceinfile.test.php

   1 <?php
   2
   3 class io_replaceinfile_test extends DokuWikiTest {
   4
   5     protected $contents = "The\012Delete\012Delete\012Delete01\012Delete02\012Delete\012DeleteX\012Test\012";
   6
   7     /*
   8      * dependency for tests needing zlib extension to pass
   9      */
  10     public function test_ext_zlib() {
  11         if (!DOKU_HAS_GZIP) {
  12             $this->markTestSkipped('skipping all zlib tests.  Need zlib extension');
  13             return;
  14         }
  15         $this->assertTrue(true);
  16     }
  17
  18     /*
  19      * dependency for tests needing zlib extension to pass
  20      */
  21     public function test_ext_bz2() {
  22         if (!DOKU_HAS_BZIP) {
  23             $this->markTestSkipped('skipping all bzip2 tests.  Need bz2 extension');
  24             return;
  25         }
  26         $this->assertTrue(true);
  27     }
  28
  29     function _write($file){
  30
  31         io_saveFile($file, $this->contents);
  32         // Replace one, no regex
  33         $this->assertTrue(io_replaceInFile($file, "Delete\012", "Delete00\012", false, 1));
  34         $this->assertEquals("The\012Delete00\012Delete\012Delete01\012Delete02\012Delete\012DeleteX\012Test\012", io_readFile($file));
  35         // Replace all, no regex
  36         $this->assertTrue(io_replaceInFile($file, "Delete\012", "DeleteX\012", false, -1));
  37         $this->assertEquals("The\012Delete00\012DeleteX\012Delete01\012Delete02\012DeleteX\012DeleteX\012Test\012", io_readFile($file));
  38         // Replace two, regex and backreference
  39         $this->assertTrue(io_replaceInFile($file, "#Delete(\\d+)\012#", "\\1\012", true, 2));
  40         $this->assertEquals("The\01200\012DeleteX\01201\012Delete02\012DeleteX\012DeleteX\012Test\012", io_readFile($file));
  41         // Delete and insert, no regex
  42         $this->assertTrue(io_replaceInFile($file, "DeleteX\012", "Replace\012", false, 0));
  43         $this->assertEquals("The\01200\01201\012Delete02\012Test\012Replace\012", io_readFile($file));
  44     }
  45
  46     function test_replace(){
  47         $this->_write(TMP_DIR.'/test.txt');
  48     }
  49
  50
  51     /**
  52      * @depends test_ext_zlib
  53      */
  54     function test_gzwrite(){
  55         $this->_write(TMP_DIR.'/test.txt.gz');
  56     }
  57
  58     /**
  59      * @depends test_ext_bz2
  60      */
  61     function test_bzwrite(){
  62         $this->_write(TMP_DIR.'/test.txt.bz2');
  63     }
  64
  65     /**
  66      * Test for a non-regex replacement where $newline contains a backreference like construct - it shouldn't affect the replacement
  67      */
  68     function test_edgecase1()
  69     {
  70         $file = TMP_DIR . '/test.txt';
  71
  72         io_saveFile($file, $this->contents);
  73         $this->assertTrue(io_replaceInFile($file, "Delete\012", "Delete\\00\012", false, -1));
  74         $this->assertEquals("The\012Delete\\00\012Delete\\00\012Delete01\012Delete02\012Delete\\00\012DeleteX\012Test\012", io_readFile($file), "Edge case: backreference like construct in replacement line");
  75     }
  76     /**
  77      * Test with replace all where replacement line == search line - must not timeout
  78      *
  79      * @small
  80      */
  81     function test_edgecase2() {
  82         $file = TMP_DIR.'/test.txt';
  83
  84         io_saveFile($file, $this->contents);
  85         $this->assertTrue(io_replaceInFile($file, "Delete\012", "Delete\012", false, -1));
  86         $this->assertEquals("The\012Delete\012Delete\012Delete01\012Delete02\012Delete\012DeleteX\012Test\012", io_readFile($file), "Edge case: new line the same as old line");
  87     }
  88
  89     /**
  90      *    Test where $oldline exactly matches one line and also matches part of other lines - only the exact match should be replaced
  91      */
  92     function test_edgecase3()
  93     {
  94         $file = TMP_DIR . '/test.txt';
  95         $contents = "The\012Delete\01201Delete\01202Delete\012Test\012";
  96
  97         io_saveFile($file, $contents);
  98         $this->assertTrue(io_replaceInFile($file, "Delete\012", "Replace\012", false, -1));
  99         $this->assertEquals("The\012Replace\01201Delete\01202Delete\012Test\012", io_readFile($file), "Edge case: old line is a match for parts of other lines");
 100     }
 101
 102     /**
 103      * Test passing an invalid parameter.
 104      */
 105     function test_badparam()
 106     {
 107         if (class_exists('PHPUnit\Framework\Error\Warning')) {
 108             $expect = 'PHPUnit\Framework\Error\Warning'; // PHPUnit 6
 109         } else {
 110             $expect = 'PHPUnit_Framework_Error_Warning'; // PHPUnit 5
 111         }
 112         $this->expectException($expect);
 113
 114         /* The empty $oldline parameter should be caught before the file doesn't exist test. */
 115         $this->assertFalse(io_replaceInFile(TMP_DIR.'/not_existing_file.txt', '', '', false, 0));
 116     }
 117 }