| <!DOCTYPE html> |
| <link rel="author" href="mailto:[email protected]"> |
| <link rel="help" href="https://drafts.csswg.org/css-contain/#content-visibility"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <style> |
| body { |
| margin: 0; |
| padding: 0; |
| } |
| #container { |
| content-visibility:hidden; |
| } |
| </style> |
| |
| <div id="container"> |
| <svg xmlns="http://www.w3.org/2000/svg"> |
| <text transform="scale(2, 2)"><tspan id="tspan1" x="50 150 100" y="100">abc</tspan></text> |
| </svg> |
| </div> |
| |
| <script> |
| test(() => { |
| const element = document.querySelector('#tspan1'); |
| assert_greater_than(element.getComputedTextLength(), 0); |
| }, `getComputedTextLength() should return nonzero values in a c-v:hidden subtree.`); |
| |
| test(() => { |
| const element = document.querySelector('#tspan1'); |
| assert_greater_than(element.getCharNumAtPosition(new DOMPoint(51, 101), 0), -1, "position"); |
| }, `getCharNumAtPosition() should return nonzero values in a c-v:hidden subtree.`); |
| |
| test(() => { |
| const element = document.querySelector('#tspan1'); |
| assert_equals(element.getNumberOfChars(), 3); |
| }, `getNumberOfChars() should return nonzero values in a c-v:hidden subtree.`); |
| |
| test(() => { |
| const element = document.querySelector('#tspan1'); |
| const ctm = element.getCTM(); |
| assert_equals(ctm.a, 2, 'a'); |
| assert_equals(ctm.b, 0, 'b'); |
| assert_equals(ctm.c, 0, 'c'); |
| assert_equals(ctm.d, 2, 'd'); |
| assert_equals(ctm.e, 0, 'e'); |
| assert_equals(ctm.f, 0, 'f'); |
| }, `getCTM() should return nonzero values in a c-v:hidden subtree.`); |
| |
| test(() => { |
| const element = document.querySelector('#tspan1'); |
| const ctm = element.getScreenCTM(); |
| assert_equals(ctm.a, 2, 'a'); |
| assert_equals(ctm.b, 0, 'b'); |
| assert_equals(ctm.c, 0, 'c'); |
| assert_equals(ctm.d, 2, 'd'); |
| assert_equals(ctm.e, 0, 'e'); |
| assert_equals(ctm.f, 0, 'f'); |
| }, `getScreenCTM() should return nonzero values in a c-v:hidden subtree.`); |
| </script> |
