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   1  <?php
   2  
   3  final class DifferentialChangesetParserTestCase extends PhabricatorTestCase {
   4  
   5    public function testDiffChangesets() {
   6      $hunk = new DifferentialHunkModern();
   7      $hunk->setChanges("+a\n b\n-c");
   8      $hunk->setNewOffset(1);
   9      $hunk->setNewLen(2);
  10      $left = new DifferentialChangeset();
  11      $left->attachHunks(array($hunk));
  12  
  13      $tests = array(
  14        "+a\n b\n-c" => array(array(), array()),
  15        "+a\n x\n-c" => array(array(), array()),
  16        "+aa\n b\n-c" => array(array(1), array(11)),
  17        " b\n-c" => array(array(1), array()),
  18        "+a\n b\n c" => array(array(), array(13)),
  19        "+a\n x\n c" => array(array(), array(13)),
  20      );
  21  
  22      foreach ($tests as $changes => $expected) {
  23        $hunk = new DifferentialHunkModern();
  24        $hunk->setChanges($changes);
  25        $hunk->setNewOffset(11);
  26        $hunk->setNewLen(3);
  27        $right = new DifferentialChangeset();
  28        $right->attachHunks(array($hunk));
  29  
  30        $parser = new DifferentialChangesetParser();
  31        $parser->setOriginals($left, $right);
  32        $this->assertEqual($expected, $parser->diffOriginals(), $changes);
  33      }
  34    }
  35  
  36  }