LayoutTests/editing/execCommand/arguments-combinations.html

   1 <!DOCTYPE html>
   2 <html>
   3     <head>
   4         <title>ExecCommand argument combinations</title>
   5         <style>
   6             .pass { font-weight: bold; color: green; }
   7             .fail { font-weight: bold; color: red; }
   8             #console { border: 1px solid black; padding: 10px; margin-bottom: 20px; }
   9         </style>
  10         <script type="text/javascript">
  11             function debug(msg)
  12             {
  13                 var span = document.createElement("span");
  14                 span.innerHTML = msg + '<br>';
  15                 document.getElementById("console").appendChild(span);
  16             }
  17
  18             function escapeHTML(text)
  19             {
  20                 return text.replace(/&/g, "&amp;").replace(/</g, "&lt;");
  21             }
  22
  23             function testPassed(msg)
  24             {
  25                 debug('<span class="pass">PASS</span> ' + msg + '</span>');
  26             }
  27
  28             function testFailed(msg)
  29             {
  30                 debug('<span class="fail">FAIL</span> ' + msg + '</span>');
  31             }
  32
  33             function testEquals(a, b)
  34             {
  35                 if (a == b) {
  36                     testPassed(escapeHTML(a) + " <b>is</b> " + escapeHTML(b));
  37                 } else {
  38                     testFailed("<b>expected output was</b> " + escapeHTML(a) + " <b>should have been</b> " + escapeHTML(b));
  39                 }
  40             }
  41
  42             function test(codeToEval, expectedOutput)
  43             {
  44                 var e = document.createElement('div');
  45                 e.setAttribute('contentEditable', 'true');
  46                 document.body.appendChild(e);
  47                 e.focus();
  48                 eval(codeToEval);
  49                 testEquals(e.innerHTML, expectedOutput);
  50             }
  51
  52             function runTests()
  53             {
  54                 if (window.layoutTestController)
  55                      layoutTestController.dumpAsText();
  56
  57                 // Test with 1 argument.
  58                 test('document.execCommand("InsertHorizontalRule")', '<hr>');
  59
  60                 // Test with 2 arguments.
  61                 test('document.execCommand("InsertHorizontalRule", false)', '<hr>');
  62
  63                 // Test with 3 arguments.
  64                 test('document.execCommand("InsertHorizontalRule", false, "foo")', '<hr id="foo">');
  65
  66                 // Test with 4 arguments. (should ignore the fourth argument silently)
  67                 test('document.execCommand("InsertHorizontalRule", false, "foo", "bar")', '<hr id="foo">');
  68
  69                 // Test empty String 3rd parameter. (should not add an empty id value)
  70                 test('document.execCommand("InsertHorizontalRule", false, "")', '<hr>');
  71
  72                 // Test null 3rd parameter. (should treat as if only two arguments were passed, same as undefined)
  73                 test('document.execCommand("InsertHorizontalRule", false, null)', '<hr>');
  74
  75                 // Test undefined 3rd parameter. (should treat as if only two arguments were passed, same as null)
  76                 test('document.execCommand("InsertHorizontalRule", false, undefined)', '<hr>');
  77
  78                 // Test 0 for 3rd parameter. (nothing special, id value should equal the string 0)
  79                 test('document.execCommand("InsertHorizontalRule", false, 0)', '<hr id="0">');
  80
  81                 // Test undefined 3rd parameter implicitly using helper function. (should treat as if only two arguments were passed, same as null)
  82                 test('function ExecCommand(command, commandParam) { document.execCommand(command, false, commandParam); } ExecCommand("InsertHorizontalRule");', '<hr>');
  83             }
  84         </script>
  85     </head>
  86     <body onload="runTests();">
  87         <p>These are tests for testing the how execCommand() works with different combinations of arguments. The "InsertHorizontalRule" command was
  88             chosen arbitrarily because it was what I was working on at the time, but the results should be paralleled in the other commands as well.</p>
  89
  90         <h4>CONSOLE</h4>
  91         <pre id='console'></pre>
  92     </body>
  93 </html>