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https://github.com/denoland/deno.git
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10e4b2e140
Yearly tradition of creating extra noise in git.
156 lines
5.7 KiB
TypeScript
156 lines
5.7 KiB
TypeScript
// Copyright 2018-2023 the Deno authors. All rights reserved. MIT license.
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import { assert, assertEquals, assertStringIncludes } from "./test_util.ts";
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Deno.test(function eventInitializedWithType() {
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const type = "click";
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const event = new Event(type);
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assertEquals(event.isTrusted, false);
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assertEquals(event.target, null);
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assertEquals(event.currentTarget, null);
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assertEquals(event.type, "click");
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assertEquals(event.bubbles, false);
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assertEquals(event.cancelable, false);
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});
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Deno.test(function eventInitializedWithTypeAndDict() {
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const init = "submit";
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const eventInit = { bubbles: true, cancelable: true } as EventInit;
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const event = new Event(init, eventInit);
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assertEquals(event.isTrusted, false);
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assertEquals(event.target, null);
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assertEquals(event.currentTarget, null);
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assertEquals(event.type, "submit");
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assertEquals(event.bubbles, true);
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assertEquals(event.cancelable, true);
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});
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Deno.test(function eventComposedPathSuccess() {
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const type = "click";
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const event = new Event(type);
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const composedPath = event.composedPath();
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assertEquals(composedPath, []);
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});
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Deno.test(function eventStopPropagationSuccess() {
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const type = "click";
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const event = new Event(type);
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assertEquals(event.cancelBubble, false);
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event.stopPropagation();
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assertEquals(event.cancelBubble, true);
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});
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Deno.test(function eventStopImmediatePropagationSuccess() {
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const type = "click";
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const event = new Event(type);
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assertEquals(event.cancelBubble, false);
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event.stopImmediatePropagation();
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assertEquals(event.cancelBubble, true);
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});
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Deno.test(function eventPreventDefaultSuccess() {
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const type = "click";
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const event = new Event(type);
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assertEquals(event.defaultPrevented, false);
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event.preventDefault();
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assertEquals(event.defaultPrevented, false);
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const eventInit = { bubbles: true, cancelable: true } as EventInit;
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const cancelableEvent = new Event(type, eventInit);
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assertEquals(cancelableEvent.defaultPrevented, false);
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cancelableEvent.preventDefault();
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assertEquals(cancelableEvent.defaultPrevented, true);
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});
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Deno.test(function eventInitializedWithNonStringType() {
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// deno-lint-ignore no-explicit-any
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const type: any = undefined;
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const event = new Event(type);
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assertEquals(event.isTrusted, false);
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assertEquals(event.target, null);
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assertEquals(event.currentTarget, null);
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assertEquals(event.type, "undefined");
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assertEquals(event.bubbles, false);
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assertEquals(event.cancelable, false);
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});
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// ref https://github.com/web-platform-tests/wpt/blob/master/dom/events/Event-isTrusted.any.js
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Deno.test(function eventIsTrusted() {
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const desc1 = Object.getOwnPropertyDescriptor(new Event("x"), "isTrusted");
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assert(desc1);
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assertEquals(typeof desc1.get, "function");
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const desc2 = Object.getOwnPropertyDescriptor(new Event("x"), "isTrusted");
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assert(desc2);
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assertEquals(typeof desc2!.get, "function");
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assertEquals(desc1!.get, desc2!.get);
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});
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Deno.test(function eventInspectOutput() {
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// deno-lint-ignore no-explicit-any
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const cases: Array<[any, (event: any) => string]> = [
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[
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new Event("test"),
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(event: Event) =>
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`Event {\n bubbles: false,\n cancelable: false,\n composed: false,\n currentTarget: null,\n defaultPrevented: false,\n eventPhase: 0,\n srcElement: null,\n target: null,\n returnValue: true,\n timeStamp: ${event.timeStamp},\n type: "test"\n}`,
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],
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[
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new ErrorEvent("error"),
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(event: Event) =>
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`ErrorEvent {\n bubbles: false,\n cancelable: false,\n composed: false,\n currentTarget: null,\n defaultPrevented: false,\n eventPhase: 0,\n srcElement: null,\n target: null,\n returnValue: true,\n timeStamp: ${event.timeStamp},\n type: "error",\n message: "",\n filename: "",\n lineno: 0,\n colno: 0,\n error: undefined\n}`,
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],
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[
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new CloseEvent("close"),
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(event: Event) =>
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`CloseEvent {\n bubbles: false,\n cancelable: false,\n composed: false,\n currentTarget: null,\n defaultPrevented: false,\n eventPhase: 0,\n srcElement: null,\n target: null,\n returnValue: true,\n timeStamp: ${event.timeStamp},\n type: "close",\n wasClean: false,\n code: 0,\n reason: ""\n}`,
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],
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[
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new CustomEvent("custom"),
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(event: Event) =>
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`CustomEvent {\n bubbles: false,\n cancelable: false,\n composed: false,\n currentTarget: null,\n defaultPrevented: false,\n eventPhase: 0,\n srcElement: null,\n target: null,\n returnValue: true,\n timeStamp: ${event.timeStamp},\n type: "custom",\n detail: undefined\n}`,
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],
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[
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new ProgressEvent("progress"),
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(event: Event) =>
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`ProgressEvent {\n bubbles: false,\n cancelable: false,\n composed: false,\n currentTarget: null,\n defaultPrevented: false,\n eventPhase: 0,\n srcElement: null,\n target: null,\n returnValue: true,\n timeStamp: ${event.timeStamp},\n type: "progress",\n lengthComputable: false,\n loaded: 0,\n total: 0\n}`,
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],
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];
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for (const [event, outputProvider] of cases) {
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assertEquals(Deno.inspect(event), outputProvider(event));
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}
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});
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Deno.test(function inspectEvent() {
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// has a customInspect implementation that previously would throw on a getter
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assertEquals(
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Deno.inspect(Event.prototype),
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`Event {
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bubbles: [Getter],
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cancelable: [Getter],
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composed: [Getter],
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currentTarget: [Getter],
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defaultPrevented: [Getter],
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eventPhase: [Getter],
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srcElement: [Getter/Setter],
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target: [Getter],
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returnValue: [Getter/Setter],
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timeStamp: [Getter],
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type: [Getter]
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}`,
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);
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// ensure this still works
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assertStringIncludes(
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Deno.inspect(new Event("test")),
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// check a substring because one property is a timestamp
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`Event {\n bubbles: false,\n cancelable: false,`,
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);
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});
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