Files
halo-dark-mode-plugin/third-party/darkreader/tests/inject/support/background-stub.ts
T

43 lines
1.6 KiB
TypeScript

import type {MessageBGtoCS, MessageCStoBG} from '../../../src/definitions';
import {MessageTypeBGtoCS, MessageTypeCStoBG} from '../../../src/utils/message';
let nativeSendMessage: typeof chrome.runtime.sendMessage;
const bgResponses = new Map<string, string>();
export function stubChromeRuntimeMessage(): void {
nativeSendMessage = chrome.runtime.sendMessage;
const listeners: Array<(message: MessageBGtoCS) => void> = (chrome.runtime.onMessage as any)['__listeners__'];
(chrome.runtime as any).sendMessage = (message: MessageCStoBG) => {
if (message.type === MessageTypeCStoBG.FETCH) {
const {id, data: {url}} = message;
setTimeout(() => {
listeners.forEach((listener) => {
if (!bgResponses.has(url)) {
throw new Error('Response is missing, use `stubBackgroundFetchResponse()`');
}
const data = bgResponses.get(url);
listener({type: MessageTypeBGtoCS.FETCH_RESPONSE, data, error: null, id});
});
});
}
};
}
export function resetChromeRuntimeMessageStub(): void {
chrome.runtime.sendMessage = nativeSendMessage;
bgResponses.clear();
}
export function stubBackgroundFetchResponse(url: string, content: string): void {
bgResponses.set(url, content);
}
const urlResponses = new Map<string, string>();
export function stubChromeRuntimeGetURL(path: string, url: string): void {
urlResponses.set(path, url);
(chrome.runtime as any).getURL = (path: string) => {
return urlResponses.get(path);
};
}