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<!DOCTYPE HTML> <html> <head> <title>Test for DOM KeyboardEvent</title> <script src="/tests/SimpleTest/SimpleTest.js"></script> <script src="/tests/SimpleTest/EventUtils.js"></script> <link rel="stylesheet" href="/tests/SimpleTest/test.css"/> </head> <body> <p id="display"></p> <p><input type="text" id="input"></p> <p><input type="text" id="input_readonly" readonly></p> <p><textarea id="textarea"></textarea></p> <div id="content" style="display: none"> </div> <pre id="test"> <script> SimpleTest.waitForExplicitFinish(); SimpleTest.waitForFocus(runTests, window); function testInitializingUntrustedEvent() { const kTests = [ [ "KeyboardEvent", { type: "keydown", bubbles: true, cancelable: true, view: null, key: "", location: 0, ctrlKey: false, altKey: false, shiftKey: false, metaKey: false, }, ], [ "keyboardevent", { type: "keyup", bubbles: false, cancelable: true, view: window, key: "Unidentified", location: 1, ctrlKey: true, altKey: false, shiftKey: false, metaKey: false, }, ], [ "Keyboardevent", { type: "keypress", bubbles: true, cancelable: false, view: null, key: "FooBar", location: 2, ctrlKey: false, altKey: true, shiftKey: false, metaKey: false, }, ], [ "keyboardevent", { type: "foo", bubbles: true, cancelable: true, view: null, key: "a", location: 0, ctrlKey: false, altKey: false, shiftKey: false, metaKey: true, }, ], [ "KeyBoardEvent", { type: "", bubbles: false, cancelable: false, view: null, key: "3", location: 0, ctrlKey: true, altKey: true, shiftKey: true, metaKey: true, }, ], [ "keyboardevEnt", { type: "", bubbles: false, cancelable: false, view: null, key: "3", location: 6, ctrlKey: false, altKey: false, shiftKey: true, metaKey: false, }, ], [ "KeyboaRdevent", { type: "", bubbles: false, cancelable: false, view: null, key: "", location: 4, ctrlKey: false, altKey: true, shiftKey: false, metaKey: false, }, ], ]; const kOtherModifierName = [ "CapsLock", "NumLock", "ScrollLock", "Symbol", "SymbolLock", "Fn", "FnLock", "AltGraph" ]; const kInvalidModifierName = [ "shift", "control", "alt", "meta", "capslock", "numlock", "scrolllock", "symbollock", "fn", "OS", "altgraph", "Invalid", "Shift Control", "Win", "Scroll" ]; kTests.forEach(([createEventArg, kTest], i) => { var description = "testInitializingUntrustedEvent, Index: " + i + ", "; var e = document.createEvent(createEventArg); e.initKeyboardEvent( kTest.type, kTest.bubbles, kTest.cancelable, kTest.view, kTest.key, kTest.location, kTest.ctrlKey, kTest.altKey, kTest.shiftKey, kTest.metaKey ); is( e.toString(), "[object KeyboardEvent]", description + 'class string should be "KeyboardEvent"' ); for (var attr in kTest) { is(e[attr], kTest[attr], description + attr + " returns wrong value"); } is(e.isTrusted, false, description + "isTrusted returns wrong value"); // getModifierState() tests is(e.getModifierState("Shift"), kTest.shiftKey, description + "getModifierState(\"Shift\") returns wrong value"); is(e.getModifierState("Control"), kTest.ctrlKey, description + "getModifierState(\"Control\") returns wrong value"); is(e.getModifierState("Alt"), kTest.altKey, description + "getModifierState(\"Alt\") returns wrong value"); is(e.getModifierState("Meta"), kTest.metaKey, description + "getModifierState(\"Meta\") returns wrong value"); for (var j = 0; j < kOtherModifierName.length; j++) { ok(!e.getModifierState(kOtherModifierName[j]), description + "getModifierState(\"" + kOtherModifierName[j] + "\") returns wrong value"); } for (var k = 0; k < kInvalidModifierName.length; k++) { ok(!e.getModifierState(kInvalidModifierName[k]), description + "getModifierState(\"" + kInvalidModifierName[k] + "\") returns wrong value" } }); } function testSynthesizedKeyLocation() { const kTests = [ { key: "a", isModifier: false, isPrintable: true, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_A, location: KeyboardEvent.DOM_KEY_LOCATION_STANDARD }, }, { key: "KEY_Shift", isModifier: true, isPrintable: false, event: { shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_SHIFT, location: KeyboardEvent.DOM_KEY_LOCATION_LEFT }, }, { key: "KEY_Shift", isModifier: true, isPrintable: false, event: { shiftKey: true, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_SHIFT, location: KeyboardEvent.DOM_KEY_LOCATION_RIGHT }, }, { key: "KEY_Control", isModifier: true, isPrintable: false, event: { shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_CONTROL, location: KeyboardEvent.DOM_KEY_LOCATION_LEFT }, }, { key: "KEY_Control", isModifier: true, isPrintable: false, event: { shiftKey: false, ctrlKey: true, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_CONTROL, location: KeyboardEvent.DOM_KEY_LOCATION_RIGHT }, }, /* XXX Alt key activates menubar even if we consume the key events. { key: "KEY_Alt", isModifier: true, isPrintable: false, event: { shiftKey: false, ctrlKey: false, altKey: true, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_ALT, location: KeyboardEvent.DOM_KEY_LOCATION_LEFT }, }, { key: "KEY_Alt", isModifier: true, isPrintable: false, event: { shiftKey: false, ctrlKey: false, altKey: true, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_ALT, location: KeyboardEvent.DOM_KEY_LOCATION_RIGHT }, }, */ { key: "KEY_Meta", isModifier: true, isPrintable: false, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: true, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_META, location: KeyboardEvent.DOM_KEY_LOCATION_LEFT }, }, { key: "KEY_Meta", isModifier: true, isPrintable: false, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: true, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_META, location: KeyboardEvent.DOM_KEY_LOCATION_RIGHT }, }, { key: "KEY_ArrowDown", isModifier: false, isPrintable: false, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_DOWN, location: KeyboardEvent.DOM_KEY_LOCATION_STANDARD }, }, { key: "KEY_ArrowDown", isModifier: false, isPrintable: false, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_DOWN, location: KeyboardEvent.DOM_KEY_LOCATION_NUMPAD }, }, { key: "5", isModifier: false, isPrintable: true, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_5, location: KeyboardEvent.DOM_KEY_LOCATION_STANDARD }, }, { key: "5", isModifier: false, isPrintable: true, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: true, keyCode: KeyboardEvent.DOM_VK_NUMPAD5, location: KeyboardEvent.DOM_KEY_LOCATION_NUMPAD }, }, { key: "+", isModifier: false, isPrintable: true, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_EQUALS, location: KeyboardEvent.DOM_KEY_LOCATION_STANDARD }, }, { key: "+", isModifier: false, isPrintable: true, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: true, keyCode: KeyboardEvent.DOM_VK_ADD, location: KeyboardEvent.DOM_KEY_LOCATION_NUMPAD }, }, { key: "KEY_Enter", isModifier: false, isPrintable: true, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_RETURN, location: KeyboardEvent.DOM_KEY_LOCATION_STANDARD }, }, { key: "KEY_Enter", isModifier: false, isPrintable: true, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_RETURN, location: KeyboardEvent.DOM_KEY_LOCATION_NUMPAD }, }, { key: "KEY_NumLock", isModifier: true, isPrintable: false, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_NUM_LOCK, location: KeyboardEvent.DOM_KEY_LOCATION_STANDARD }, }, { key: "KEY_Insert", isModifier: false, isPrintable: false, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_INSERT, location: KeyboardEvent.DOM_KEY_LOCATION_STANDARD }, }, { key: "KEY_Insert", isModifier: false, isPrintable: false, event: { shiftKey: false, ctrlKey: false, altKey: false, metaKey: false, numLockKey: false, keyCode: KeyboardEvent.DOM_VK_INSERT, location: KeyboardEvent.DOM_KEY_LOCATION_NUMPAD }, }, ]; function getLocationName(aLocation) { switch (aLocation) { case KeyboardEvent.DOM_KEY_LOCATION_STANDARD: return "DOM_KEY_LOCATION_STANDARD"; case KeyboardEvent.DOM_KEY_LOCATION_LEFT: return "DOM_KEY_LOCATION_LEFT"; case KeyboardEvent.DOM_KEY_LOCATION_RIGHT: return "DOM_KEY_LOCATION_RIGHT"; case KeyboardEvent.DOM_KEY_LOCATION_NUMPAD: return "DOM_KEY_LOCATION_NUMPAD"; default: return "Invalid value (" + aLocation + ")"; } } var currentTest, description; var events = { keydown: false, keypress: false, keyup: false }; function handler(aEvent) { is(aEvent.location, currentTest.event.location, description + "location of " + aEvent.type + " was invalid"); events[aEvent.type] = true; if (aEvent.type != "keydown" || (currentTest.event.isModifier && aEvent.type == "keydown")) { aEvent.preventDefault(); } } window.addEventListener("keydown", handler, true); window.addEventListener("keypress", handler, true); window.addEventListener("keyup", handler, true); for (var i = 0; i < kTests.length; i++) { currentTest = kTests[i]; events = { keydown: false, keypress: false, keyup: false }; description = "testSynthesizedKeyLocation, " + i + ", key: " + currentTest.key + ", location: " + getLocationName(currentTest.event.location) + ": "; synthesizeKey(currentTest.key, currentTest.event); ok(events.keydown, description + "keydown event wasn't fired"); if (currentTest.isPrintable) { ok(events.keypress, description + "keypress event wasn't fired for printable key"); } else { ok(!events.keypress, description + "keypress event was fired for non-printable key"); } ok(events.keyup, description + "keyup event wasn't fired"); } window.removeEventListener("keydown", handler, true); window.removeEventListener("keypress", handler, true); window.removeEventListener("keyup", handler, true); } // We're using TextEventDispatcher to decide if we should keypress event // on content in the default event group. So, we can test if keypress // event is NOT fired unexpectedly with synthesizeKey(). function testEnterKeyPressEvent() { let keydownFired, keypressFired, beforeinputFired; function onEvent(aEvent) { switch (aEvent.type) { case "keydown": keydownFired = true; break; case "keypress": keypressFired = true; break; case "beforeinput": beforeinputFired = true; break; } } for (let targetId of ["input", "textarea", "input_readonly"]) { let target = document.getElementById(targetId); function reset() { keydownFired = keypressFired = beforeinputFired = false; target.value = ""; } target.addEventListener("keydown", onEvent); target.addEventListener("keypress", onEvent); target.addEventListener("beforeinput", onEvent); const kDescription = "<" + targetId.replace("_", " ") + ">: "; let isEditable = !kDescription.includes("readonly"); let isTextarea = kDescription.includes("textarea"); target.focus(); reset(); synthesizeKey("KEY_Enter"); is(keydownFired, true, kDescription + "keydown event should be fired when Enter key is pressed"); is(keypressFired, true, kDescription + "keypress event should be fired when Enter key is pressed"); if (isEditable) { ok(beforeinputFired, kDescription + "beforeinput event should be fired (if it's enabled) when Enter key is pressed" } else { is(beforeinputFired, false, kDescription + "beforeinput event shouldn't be fired when Enter key is pressed"); } if (isTextarea) { is(target.value, "\n", kDescription + "Enter key should cause inputting a line break in <textarea>"); } else { is(target.value, "", kDescription + "Enter key should not cause inputting a line break"); } reset(); synthesizeKey("KEY_Enter", {shiftKey: true}); is(keydownFired, true, kDescription + "keydown event should be fired when Shift + Enter key is pressed"); is(keypressFired, true, kDescription + "keypress event should be fired when Shift + Enter key is pressed"); if (isEditable) { ok(beforeinputFired, kDescription + "beforeinput event should be fired (if it's enabled) when Shift + Enter key is pr } else { is(beforeinputFired, false, kDescription + "beforeinput event shouldn't be fired when Shift + Enter key is pressed"); } if (isTextarea) { is(target.value, "\n", kDescription + "Shift + Enter key should cause inputting a line break in <textarea>"); } else { is(target.value, "", kDescription + "Shift + Enter key should not cause inputting a line break"); } reset(); synthesizeKey("KEY_Enter", {ctrlKey: true}); is(keydownFired, true, kDescription + "keydown event should be fired when Ctrl + Enter key is pressed"); is(keypressFired, true, kDescription + "keypress event should be fired when Ctrl + Enter key is pressed"); is(beforeinputFired, false, kDescription + "beforeinput event shouldn't be fired when Ctrl + Enter key is pressed"); is(target.value, "", kDescription + "Ctrl + Enter key should not cause inputting a line break"); reset(); synthesizeKey("KEY_Enter", {altKey: true}); is(keydownFired, true, kDescription + "keydown event should be fired when Alt + Enter key is pressed"); ok(!keypressFired, kDescription + "keypress event shouldn't be fired when Alt + Enter key is pressed in strict keyp is(beforeinputFired, false, kDescription + "beforeinput event shouldn't be fired when Alt + Enter key is pressed"); is(target.value, "", kDescription + "Alt + Enter key should not cause inputting a line break"); reset(); synthesizeKey("KEY_Enter", {metaKey: true}); is(keydownFired, true, kDescription + "keydown event should be fired when Meta + Enter key is pressed"); ok(!keypressFired, kDescription + "keypress event shouldn't be fired when Meta + Enter key is pressed in strict key is(beforeinputFired, false, kDescription + "beforeinput event shouldn't be fired when Meta + Enter key is pressed"); is(target.value, "", kDescription + "Meta + Enter key should not cause inputting a line break"); reset(); synthesizeKey("KEY_Enter", {shiftKey: true, ctrlKey: true}); is(keydownFired, true, kDescription + "keydown event should be fired when Ctrl + Shift + Enter key is pressed"); ok(!keypressFired, kDescription + "keypress event shouldn't be fired when Ctrl + Shift + Enter key is pressed in str is(beforeinputFired, false, kDescription + "beforeinput event shouldn't be fired when Ctrl + Shift + Enter key is pressed") is(target.value, "", kDescription + "Ctrl + Shift + Enter key should not cause inputting a line break"); reset(); synthesizeKey("KEY_Enter", {shiftKey: true, altKey: true}); is(keydownFired, true, kDescription + "keydown event should be fired when Alt + Shift + Enter key is pressed"); ok(!keypressFired, kDescription + "keypress event shouldn't be fired when Alt + Shift + Enter key is pressed in stri is(beforeinputFired, false, kDescription + "beforeinput event shouldn't be fired when Alt + Shift + Enter key is pressed"); is(target.value, "", kDescription + "Alt + Shift + Enter key should not cause inputting a line break"); reset(); synthesizeKey("KEY_Enter", {shiftKey: true, metaKey: true}); is(keydownFired, true, kDescription + "keydown event should be fired when Meta + Shift + Enter key is pressed"); ok(!keypressFired, kDescription + "keypress event shouldn't be fired when Meta + Shift + Enter key is pressed in str is(beforeinputFired, false, kDescription + "beforeinput event shouldn't be fired when Meta + Shift + Enter key is pressed") is(target.value, "", kDescription + "Meta + Shift + Enter key should not cause inputting a line break"); target.removeEventListener("keydown", onEvent); target.removeEventListener("keypress", onEvent); target.removeEventListener("beforeinput", onEvent); } } function runTests() { testInitializingUntrustedEvent(); testSynthesizedKeyLocation(); testEnterKeyPressEvent(); SimpleTest.finish(); } </script> </pre> </body> </html>
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2026-08-25