| <!DOCTYPE html> |
| <meta charset=utf-8> |
| <title>Splitting and joining surrogate pairs in CharacterData methods</title> |
| <link rel=help href="https://dom.spec.whatwg.org/#dom-characterdata-substringdata"> |
| <link rel=help href="https://dom.spec.whatwg.org/#dom-characterdata-replacedata"> |
| <link rel=help href="https://dom.spec.whatwg.org/#dom-characterdata-insertdata"> |
| <link rel=help href="https://dom.spec.whatwg.org/#dom-characterdata-deletedata"> |
| <link rel=help href="https://dom.spec.whatwg.org/#dom-characterdata-data"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <div id="log"></div> |
| <script> |
| function testNode(create, type) { |
| test(function() { |
| var node = create() |
| assert_equals(node.data, "test") |
| |
| node.data = "🌠test 🌠TEST" |
| |
| assert_equals(node.substringData(1, 8), "\uDF20 test \uD83C") |
| }, type + ".substringData() splitting surrogate pairs") |
| |
| test(function() { |
| var node = create() |
| assert_equals(node.data, "test") |
| |
| node.data = "🌠test 🌠TEST" |
| |
| node.replaceData(1, 4, "--"); |
| assert_equals(node.data, "\uD83C--st 🌠TEST"); |
| |
| node.replaceData(1, 2, "\uDF1F "); |
| assert_equals(node.data, "🌟 st 🌠TEST"); |
| |
| node.replaceData(5, 2, "---"); |
| assert_equals(node.data, "🌟 st---\uDF20 TEST"); |
| |
| node.replaceData(6, 2, " \uD83D"); |
| assert_equals(node.data, "🌟 st- 🜠TEST"); |
| }, type + ".replaceData() splitting and creating surrogate pairs") |
| |
| test(function() { |
| var node = create() |
| assert_equals(node.data, "test") |
| |
| node.data = "🌠test 🌠TEST" |
| |
| node.deleteData(1, 4); |
| assert_equals(node.data, "\uD83Cst 🌠TEST"); |
| |
| node.deleteData(1, 4); |
| assert_equals(node.data, "🌠TEST"); |
| }, type + ".deleteData() splitting and creating surrogate pairs") |
| |
| test(function() { |
| var node = create() |
| assert_equals(node.data, "test") |
| |
| node.data = "🌠test 🌠TEST" |
| |
| node.insertData(1, "--"); |
| assert_equals(node.data, "\uD83C--\uDF20 test 🌠TEST"); |
| |
| node.insertData(1, "\uDF1F "); |
| assert_equals(node.data, "🌟 --\uDF20 test 🌠TEST"); |
| |
| node.insertData(5, " \uD83D"); |
| assert_equals(node.data, "🌟 -- 🜠test 🌠TEST"); |
| }, type + ".insertData() splitting and creating surrogate pairs") |
| } |
| |
| testNode(function() { return document.createTextNode("test") }, "Text") |
| testNode(function() { return document.createComment("test") }, "Comment") |
| </script> |
