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   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  }