| <!DOCTYPE html> |
| <html> |
| <head> |
| <title>Custom Elements: CEReactions on DOMTokenList interface</title> |
| <meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"> |
| <meta name="assert" content="add, remove, toggle, replace, and the stringifier of DOMTokenList interface must have CEReactions"> |
| <meta name="help" content="https://dom.spec.whatwg.org/#node"> |
| <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> |
| <script> |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.classList.add('foo'); |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: null, newValue: 'foo', namespace: null}); |
| }, 'add on DOMTokenList must enqueue an attributeChanged reaction when adding an attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['style']); |
| var instance = document.createElement(element.name); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.classList.add('foo'); |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'add on DOMTokenList must not enqueue an attributeChanged reaction when adding an unobserved attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello'); |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.classList.add('world'); |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: 'hello', newValue: 'hello world', namespace: null}); |
| }, 'add on DOMTokenList must enqueue an attributeChanged reaction when adding a value to an existing attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['contenteditable']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello'); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.classList.add('world'); |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'add on DOMTokenList must not enqueue an attributeChanged reaction when adding a value to an unobserved attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.classList.add('hello', 'world'); |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: null, newValue: 'hello world', namespace: null}); |
| }, 'add on DOMTokenList must enqueue exactly one attributeChanged reaction when adding multiple values to an attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello world'); |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.classList.remove('world'); |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: 'hello world', newValue: 'hello', namespace: null}); |
| }, 'remove on DOMTokenList must enqueue an attributeChanged reaction when removing a value from an attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello foo world bar'); |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.classList.remove('hello', 'world'); |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: 'hello foo world bar', newValue: 'foo bar', namespace: null}); |
| }, 'remove on DOMTokenList must enqueue exactly one attributeChanged reaction when removing multiple values to an attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello world'); |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.classList.remove('foo'); |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: 'hello world', newValue: 'hello world', namespace: null}); |
| }, 'remove on DOMTokenList must enqueue an attributeChanged reaction even when removing a non-existent value from an attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['title']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello world'); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.classList.remove('world'); |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'remove on DOMTokenList must not enqueue an attributeChanged reaction when removing a value from an unobserved attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello'); |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.classList.toggle('world'); |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: 'hello', newValue: 'hello world', namespace: null}); |
| }, 'toggle on DOMTokenList must enqueue an attributeChanged reaction when adding a value to an attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello world'); |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.classList.toggle('world'); |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: 'hello world', newValue: 'hello', namespace: null}); |
| }, 'toggle on DOMTokenList must enqueue an attributeChanged reaction when removing a value from an attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello'); |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.classList.replace('hello', 'world'); |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: 'hello', newValue: 'world', namespace: null}); |
| }, 'replace on DOMTokenList must enqueue an attributeChanged reaction when replacing a value in an attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello world'); |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.classList.replace('foo', 'bar'); |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'replace on DOMTokenList must not enqueue an attributeChanged reaction when the token to replace does not exist in the attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['title']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello'); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.classList.replace('hello', 'world'); |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'replace on DOMTokenList must not enqueue an attributeChanged reaction when replacing a value in an unobserved attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.classList = 'hello'; |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: null, newValue: 'hello', namespace: null}); |
| }, 'the stringifier of DOMTokenList must enqueue an attributeChanged reaction when adding an observed attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['id']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello'); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.classList = 'hello'; |
| var logEntries = element.takeLog(); |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'the stringifier of DOMTokenList must not enqueue an attributeChanged reaction when adding an unobserved attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello'); |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.classList = 'world'; |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: 'hello', newValue: 'world', namespace: null}); |
| }, 'the stringifier of DOMTokenList must enqueue an attributeChanged reaction when mutating the value of an observed attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element([]); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello'); |
| assert_array_equals(element.takeLog().types(), ['constructed']); |
| instance.classList = 'world'; |
| assert_array_equals(element.takeLog().types(), []); |
| }, 'the stringifier of DOMTokenList must not enqueue an attributeChanged reaction when mutating the value of an unobserved attribute'); |
| |
| test(function () { |
| var element = define_new_custom_element(['class']); |
| var instance = document.createElement(element.name); |
| instance.setAttribute('class', 'hello'); |
| assert_array_equals(element.takeLog().types(), ['constructed', 'attributeChanged']); |
| instance.classList = 'hello'; |
| var logEntries = element.takeLog(); |
| assert_array_equals(logEntries.types(), ['attributeChanged']); |
| assert_attribute_log_entry(logEntries.last(), {name: 'class', oldValue: 'hello', newValue: 'hello', namespace: null}); |
| }, 'the stringifier of DOMTokenList must enqueue an attributeChanged reaction when the setter is called with the original value of the attribute'); |
| |
| </script> |
| </body> |
| </html> |