diff options
Diffstat (limited to 'accessible/tests/browser/e10s/browser_caching_description.js')
| -rw-r--r-- | accessible/tests/browser/e10s/browser_caching_description.js | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/accessible/tests/browser/e10s/browser_caching_description.js b/accessible/tests/browser/e10s/browser_caching_description.js new file mode 100644 index 0000000000..d489620e16 --- /dev/null +++ b/accessible/tests/browser/e10s/browser_caching_description.js @@ -0,0 +1,280 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +"use strict"; + +/* import-globals-from ../../mochitest/name.js */ +loadScripts({ name: "name.js", dir: MOCHITESTS_DIR }); + +/** + * Test data has the format of: + * { + * desc {String} description for better logging + * expected {String} expected description value for a given accessible + * attrs {?Array} an optional list of attributes to update + * waitFor {?Array} an optional list of accessible events to wait for when + * attributes are updated + * } + */ +const tests = [ + { + desc: "No description when there are no @alt, @title and @aria-describedby", + expected: "", + }, + { + desc: "Description from @aria-describedby attribute", + attrs: [ + { + attr: "aria-describedby", + value: "description", + }, + ], + waitFor: [[EVENT_DESCRIPTION_CHANGE, "image"]], + expected: "aria description", + }, + { + desc: + "No description from @aria-describedby since it is the same as the " + + "@alt attribute which is used as the name", + attrs: [ + { + attr: "alt", + value: "aria description", + }, + ], + waitFor: [[EVENT_NAME_CHANGE, "image"]], + expected: "", + }, + { + desc: + "Description from @aria-describedby attribute when @alt and " + + "@aria-describedby are not the same", + attrs: [ + { + attr: "aria-describedby", + value: "description2", + }, + ], + waitFor: [[EVENT_DESCRIPTION_CHANGE, "image"]], + expected: "another description", + }, + { + desc: "No description change when @alt is dropped but @aria-describedby remains", + attrs: [ + { + attr: "alt", + }, + ], + waitFor: [[EVENT_NAME_CHANGE, "image"]], + expected: "another description", + }, + { + desc: + "Description from @aria-describedby attribute when @title (used for " + + "name) and @aria-describedby are not the same", + attrs: [ + { + attr: "title", + value: "title", + }, + ], + waitFor: [[EVENT_NAME_CHANGE, "image"]], + expected: "another description", + }, + { + desc: + "No description from @aria-describedby since it is the same as the " + + "@title attribute which is used as the name", + attrs: [ + { + attr: "title", + value: "another description", + }, + ], + waitFor: [[EVENT_NAME_CHANGE, "image"]], + expected: "", + }, + { + desc: "No description with only @title attribute which is used as the name", + attrs: [ + { + attr: "aria-describedby", + }, + ], + waitFor: [[EVENT_DESCRIPTION_CHANGE, "image"]], + expected: "", + }, + { + desc: + "Description from @title attribute when @alt and @atitle are not the " + + "same", + attrs: [ + { + attr: "alt", + value: "aria description", + }, + ], + waitFor: [[EVENT_NAME_CHANGE, "image"]], + expected: "another description", + }, + { + desc: + "No description from @title since it is the same as the @alt " + + "attribute which is used as the name", + attrs: [ + { + attr: "alt", + value: "another description", + }, + ], + waitFor: [[EVENT_NAME_CHANGE, "image"]], + expected: "", + }, + { + desc: + "No description from @aria-describedby since it is the same as the " + + "@alt (used for name) and @title attributes", + attrs: [ + { + attr: "aria-describedby", + value: "description2", + }, + ], + waitFor: [[EVENT_DESCRIPTION_CHANGE, "image"]], + expected: "", + }, + { + desc: + "Description from @aria-describedby attribute when it is different " + + "from @alt (used for name) and @title attributes", + attrs: [ + { + attr: "aria-describedby", + value: "description", + }, + ], + waitFor: [[EVENT_DESCRIPTION_CHANGE, "image"]], + expected: "aria description", + }, + { + desc: + "No description from @aria-describedby since it is the same as the " + + "@alt attribute (used for name) but different from title", + attrs: [ + { + attr: "alt", + value: "aria description", + }, + ], + waitFor: [[EVENT_NAME_CHANGE, "image"]], + expected: "", + }, + { + desc: + "Description from @aria-describedby attribute when @alt (used for " + + "name) and @aria-describedby are not the same but @title and " + + "aria-describedby are", + attrs: [ + { + attr: "aria-describedby", + value: "description2", + }, + ], + waitFor: [[EVENT_DESCRIPTION_CHANGE, "image"]], + expected: "another description", + }, +]; + +/** + * Test caching of accessible object description + */ +addAccessibleTask( + ` + <p id="description">aria description</p> + <p id="description2">another description</p> + <img id="image" src="http://example.com/a11y/accessible/tests/mochitest/moz.png" />`, + async function (browser, accDoc) { + let imgAcc = findAccessibleChildByID(accDoc, "image"); + + for (let { desc, waitFor, attrs, expected } of tests) { + info(desc); + let onUpdate; + if (waitFor) { + onUpdate = waitForOrderedEvents(waitFor); + } + if (attrs) { + for (let { attr, value } of attrs) { + await invokeSetAttribute(browser, "image", attr, value); + } + } + await onUpdate; + // When attribute change (alt) triggers reorder event, accessible will + // become defunct. + if (isDefunct(imgAcc)) { + imgAcc = findAccessibleChildByID(accDoc, "image"); + } + testDescr(imgAcc, expected); + } + }, + { iframe: true, remoteIframe: true } +); + +/** + * Test that the description is updated when the content of a hidden aria-describedby + * subtree changes. + */ +addAccessibleTask( + ` +<button id="button" aria-describedby="desc"> +<div id="desc" hidden>a</div> + `, + async function (browser, docAcc) { + const button = findAccessibleChildByID(docAcc, "button"); + testDescr(button, "a"); + info("Changing desc textContent"); + let descChanged = waitForEvent(EVENT_DESCRIPTION_CHANGE, button); + await invokeContentTask(browser, [], () => { + content.document.getElementById("desc").textContent = "c"; + }); + await descChanged; + testDescr(button, "c"); + info("Prepending text node to desc"); + descChanged = waitForEvent(EVENT_DESCRIPTION_CHANGE, button); + await invokeContentTask(browser, [], () => { + content.document + .getElementById("desc") + .prepend(content.document.createTextNode("b")); + }); + await descChanged; + testDescr(button, "bc"); + }, + { chrome: true, topLevel: true, iframe: true, remoteIframe: true } +); + +/** + * Test aria-description, including mutations. + */ +addAccessibleTask( + `<button id="button" aria-description="a">button</button>`, + async function (browser, docAcc) { + const button = findAccessibleChildByID(docAcc, "button"); + testDescr(button, "a"); + info("Changing aria-description"); + let changed = waitForEvent(EVENT_DESCRIPTION_CHANGE, button); + await invokeSetAttribute(browser, "button", "aria-description", "b"); + await changed; + testDescr(button, "b"); + info("Removing aria-description"); + changed = waitForEvent(EVENT_DESCRIPTION_CHANGE, button); + await invokeSetAttribute(browser, "button", "aria-description"); + await changed; + testDescr(button, ""); + info("Setting aria-description"); + changed = waitForEvent(EVENT_DESCRIPTION_CHANGE, button); + await invokeSetAttribute(browser, "button", "aria-description", "c"); + await changed; + testDescr(button, "c"); + }, + { chrome: true, topLevel: true, iframe: true, remoteIframe: true } +); |