Changed offset_to_text_point function and added unit tests for the same

Upstreamed from servo/servo#19946 [ci skip]
web-platform-tests · Feb 7, 2018 · eb127ab · eb127ab
1 parent 96ad348
commit eb127ab
Showing 1 changed file with 18 additions and 0 deletions.
diff --git a/selection/setSelectionRange.html b/selection/setSelectionRange.html
@@ -0,0 +1,18 @@
+<!doctype html>
+<meta charset="utf-8">
+<title></title>
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<textarea>
+
+</textarea>
+<script>
+test(function() {
+    let textarea = document.querySelector('textarea');
+    assert_equals(textarea.selectionStart, 0);
+    assert_equals(textarea.selectionEnd, 0);
+    textarea.setSelectionRange(0, 1);
+    assert_equals(textarea.selectionStart, 0);
+    assert_equals(textarea.selectionEnd, 1);
+}, "setSelectionRange on line boundaries");
+</script>