Convert LayoutTests/svg/text/* js-tests.js tests to testharness.js based tests.

third_party/WebKit/LayoutTests/svg/text/resources/SelectionTestCase.js

Index: third_party/WebKit/LayoutTests/svg/text/resources/SelectionTestCase.js
diff --git a/third_party/WebKit/LayoutTests/svg/text/resources/SelectionTestCase.js b/third_party/WebKit/LayoutTests/svg/text/resources/SelectionTestCase.js
index fd9be1ebd4f2447a97e66a8f65fcbfa2d7f7ab99..b1e548ce7be93060f84255b28930e588983f12d2 100644
--- a/third_party/WebKit/LayoutTests/svg/text/resources/SelectionTestCase.js
+++ b/third_party/WebKit/LayoutTests/svg/text/resources/SelectionTestCase.js
@@ -145,13 +145,22 @@ function selectTextFromCharToPoint(selectionInfo, mouse, expected) {
   selection = window.getSelection();
   startElementId = selection.anchorNode.parentElement.id;
   endElementId = selection.focusNode.parentElement.id;
-  shouldBeEqualToString("startElementId", expected.startElementId);
-  shouldBe("selection.anchorOffset", expected.start);
-  shouldBeEqualToString("endElementId", expected.endElementId);
-  shouldBe("selection.focusOffset", expected.end);
+  assert_equals(startElementId, expected.startElementId);

[fs, 2016/08/22 14:10:05]

In general I think it'd be preferable to have the assertions in the actual
test-file. But we can do that incrementally. (Test using this framework can't be
upstreamed/run in other browsers regardless.)

[Shanmuga Pandi, 2016/08/23 07:11:37]

Acknowledged.

+  assert_equals(selection.anchorOffset, expected.start);
+  assert_equals(endElementId, expected.endElementId);
+  assert_equals(selection.focusOffset, expected.end);
   if (window.eventSender) {
     eventSender.mouseMoveTo(0,0);
     eventSender.mouseDown();
     eventSender.mouseUp();
   }
 }
+
+function getEndPosition(id, offset, gap) {
+  var element = document.getElementById(id);
+  var endPos = element.getEndPositionOfChar(offset);
+  endPos.x += gap.x;
+  endPos.y += gap.y;
+  var absEndPos = toAbsoluteCoordinates(endPos, element);
+  return absEndPos;
+}