| <!DOCTYPE html> |
| <html> |
| <body> |
| <p>This test ensures selectstart is fired exactly once when selecting text by a mouse drag. |
| </p><span style='font-size: 50px; padding: 10px;' contenteditable>hello |
| </span><pre><script> |
| |
| var span = document.getElementsByTagName('span')[0]; |
| span.focus(); |
| |
| var selectStartCount = 0; |
| span.addEventListener('selectstart', function (event) { selectStartCount++; }); |
| |
| function expect(title, expectedCount, expectedType) { |
| document.write(title + ': '); |
| var actualSelectionType = window.getSelection().isCollapsed ? 'caret' : 'range'; |
| |
| if (selectStartCount != expectedCount) |
| document.writeln('FAIL - expected ' + expectedCount + ' events but got ' + selectStartCount + ' events'); |
| else if (actualSelectionType != expectedType) |
| document.writeln('FAIL - expected selection to be ' + expectedType + ' but was ' + actualSelectionType); |
| else |
| document.writeln('PASS'); |
| } |
| |
| if (window.testRunner && !window.eventSender) |
| document.write('This test requires eventSender'); |
| else if (window.testRunner) { |
| testRunner.dumpAsText(); |
| |
| var y = span.offsetTop + span.offsetHeight / 2; |
| |
| function leapForwardAndMove(x) { |
| eventSender.leapForward(200); |
| eventSender.mouseMoveTo(span.offsetLeft + x, y); |
| } |
| |
| expect('Initial state', 0, 'caret'); |
| eventSender.dragMode = false; |
| eventSender.mouseMoveTo(span.offsetLeft + 5, y); |
| eventSender.mouseDown(); |
| expect('Mouse down', 1, 'caret'); |
| |
| leapForwardAndMove(5); |
| expect('Moving slightly to the right', 1, 'caret'); |
| |
| leapForwardAndMove(-5); |
| expect('Moving slightly to the left', 1, 'caret'); |
| |
| leapForwardAndMove(span.offsetWidth / 2); |
| expect('Moving to the right', 1, 'range'); |
| |
| leapForwardAndMove(span.offsetWidth); |
| expect('Moving further to the right', 1, 'range'); |
| |
| leapForwardAndMove(0); |
| expect('Moving back to the left', 1, 'caret'); |
| |
| leapForwardAndMove(span.offsetWidth); |
| expect('Moving to the right again', 1, 'range'); |
| |
| eventSender.mouseUp(); |
| window.getSelection().collapse(span, 0); |
| eventSender.leapForward(1000); |
| |
| eventSender.mouseMoveTo(span.offsetLeft + span.offsetWidth - 5, y); |
| eventSender.mouseDown(); |
| expect('Mouse down on the right', 2, 'caret'); |
| |
| leapForwardAndMove(span.offsetWidth / 2); |
| expect('Moving to the left', 2, 'range'); |
| |
| eventSender.mouseUp(); |
| |
| document.writeln('Done.'); |
| span.parentNode.removeChild(span); |
| } |
| |
| </script></pre> |
| </body> |
| </html> |
