| <!DOCTYPE html> |
| <html> |
| <head> |
| <title>Custom Elements: CEReactions on DOMStringMap interface</title> |
| <meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"> |
| <meta name="assert" content="setter and deleter of DOMStringMap interface must have CEReactions"> |
| <meta name="help" content="https://html.spec.whatwg.org/#domstringmap"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="../resources/custom-elements-helpers.js"></script> |
| <script src="./resources/reactions.js"></script> |
| </head> |
| <body> |
| <div id="log"></div> |
| <script> |
| |
| test(function () { |
| var element = define_new_custom_element(['data-foo']); |
| var instance = document.createElement(element.name); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.dataset.foo = 'bar'; |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'data-foo', oldValue: null, newValue: 'bar', namespace: null}); |
| }, 'setter on DOMStringMap must enqueue an attributeChanged reaction when adding an observed data attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['data-bar']); |
| var instance = document.createElement(element.name); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.dataset.foo = 'bar'; |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'setter on DOMStringMap must not enqueue an attributeChanged reaction when adding an unobserved data attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['data-foo']); |
| var instance = document.createElement(element.name); |
| instance.dataset.foo = 'bar'; |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.dataset.foo = 'baz'; |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'data-foo', oldValue: 'bar', newValue: 'baz', namespace: null}); |
| }, 'setter on DOMStringMap must enqueue an attributeChanged reaction when mutating the value of an observed data attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['data-foo']); |
| var instance = document.createElement(element.name); |
| instance.dataset.foo = 'bar'; |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.dataset.foo = 'bar'; |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'data-foo', oldValue: 'bar', newValue: 'bar', namespace: null}); |
| }, 'setter on DOMStringMap must enqueue an attributeChanged reaction when mutating the value of an observed data attribute to the same value'); |
| |
| test(function () { |
| var element = define_new_custom_element(['data-zero']); |
| var instance = document.createElement(element.name); |
| instance.dataset.foo = 'bar'; |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.dataset.foo = 'baz'; |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'setter on DOMStringMap must not enqueue an attributeChanged reaction when mutating the value of an unobserved data attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['data-foo']); |
| var instance = document.createElement(element.name); |
| instance.dataset.foo = 'bar'; |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| delete instance.dataset.foo; |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'data-foo', oldValue: 'bar', newValue: null, namespace: null}); |
| }, 'deleter on DOMStringMap must enqueue an attributeChanged reaction when removing an observed data attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['data-bar']); |
| var instance = document.createElement(element.name); |
| instance.dataset.foo = 'bar'; |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| delete instance.dataset.foo; |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'deleter on DOMStringMap must not enqueue an attributeChanged reaction when removing an unobserved data attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['data-foo']); |
| var instance = document.createElement(element.name); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| delete instance.dataset.foo; |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'deleter on DOMStringMap must not enqueue an attributeChanged reaction when it does not remove a data attribute'); |
| |
| </script> |
| </body> |
| </html> |