66 lines
2.1 KiB
JavaScript
66 lines
2.1 KiB
JavaScript
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"use strict";
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const assert = require("node:assert/strict");
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const fs = require("node:fs");
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const path = require("node:path");
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const test = require("node:test");
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const vm = require("node:vm");
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function loadPreload(environment) {
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const listeners = new Map();
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let exposed;
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const ipcRenderer = {
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invoke(channel) {
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assert.equal(channel, "netcatty-plugin-view:get-environment");
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return Promise.resolve(environment);
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},
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on(channel, listener) { listeners.set(channel, listener); },
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removeListener() {},
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};
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const contextBridge = {
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exposeInMainWorld(name, value) {
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assert.equal(name, "netcattyView");
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exposed = value;
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},
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};
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const source = fs.readFileSync(path.join(__dirname, "runtime", "viewPreload.cjs"), "utf8");
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vm.runInNewContext(source, {
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Object,
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Promise,
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queueMicrotask,
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require(moduleName) {
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if (moduleName === "electron") return { contextBridge, ipcRenderer };
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throw new Error(`Unexpected preload dependency: ${moduleName}`);
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},
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}, { filename: "viewPreload.cjs" });
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return {
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api: exposed,
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emitEnvironment(value) {
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listeners.get("netcatty-plugin-view:environment")?.({}, value);
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},
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};
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}
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test("custom view environment subscriptions replay the latest host state", async () => {
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const initial = { locale: "en", theme: "light", reducedMotion: false, highContrast: false };
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const next = { ...initial, locale: "zh-CN", theme: "dark" };
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const preload = loadPreload(initial);
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preload.emitEnvironment(next);
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const received = [];
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const subscription = preload.api.onDidChangeEnvironment((value) => received.push(value));
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await new Promise((resolve) => setImmediate(resolve));
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assert.deepEqual(received, [next]);
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subscription.dispose();
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});
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test("custom view environment subscriptions recover through the host getter", async () => {
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const initial = { locale: "en", theme: "system", reducedMotion: false, highContrast: false };
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const preload = loadPreload(initial);
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const received = [];
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preload.api.onDidChangeEnvironment((value) => received.push(value));
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await new Promise((resolve) => setImmediate(resolve));
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assert.deepEqual(received, [initial]);
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});
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