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https://github.com/zen-browser/pdf.js.git
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The goal of this patch is to fix the test: https://searchfox.org/mozilla-central/source/toolkit/components/pdfjs/test/browser_pdfjs_zoom.js It's a regression due to #17790.
90 lines
2.9 KiB
JavaScript
90 lines
2.9 KiB
JavaScript
/* Copyright 2024 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import { closePages, loadAndWait } from "./test_utils.mjs";
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describe("PDF viewer", () => {
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describe("Zoom with the mouse wheel", () => {
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let pages;
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beforeAll(async () => {
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pages = await loadAndWait("empty.pdf", ".textLayer .endOfContent", 1000);
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});
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afterAll(async () => {
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await closePages(pages);
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});
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it("must check that we can zoom with the mouse wheel and pressed control key", async () => {
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await Promise.all(
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pages.map(async ([browserName, page]) => {
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if (browserName === "firefox") {
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// Skip this test for Firefox, as it's not working correctly.
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// See https://github.com/puppeteer/puppeteer/issues/12093.
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// TODO: Remove this check once the issue is resolved.
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return;
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}
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await page.keyboard.down("Control");
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let zoom = 10;
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const zoomGetter = () =>
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page.evaluate(
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() => window.PDFViewerApplication.pdfViewer.currentScale
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);
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while (zoom > 0.1) {
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await page.mouse.wheel({ deltaY: 100 });
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zoom = await zoomGetter();
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}
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while (zoom < 10) {
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await page.mouse.wheel({ deltaY: -100 });
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zoom = await zoomGetter();
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}
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await page.keyboard.up("Control");
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})
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);
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});
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});
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describe("Zoom commands", () => {
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let pages;
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beforeAll(async () => {
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pages = await loadAndWait("tracemonkey.pdf", ".textLayer .endOfContent");
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});
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afterAll(async () => {
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await closePages(pages);
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});
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it("must check that zoom commands don't scroll the document", async () => {
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await Promise.all(
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pages.map(async ([browserName, page]) => {
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for (let i = 0; i < 10; i++) {
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await page.evaluate(() => window.PDFViewerApplication.zoomIn());
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await page.evaluate(() => window.PDFViewerApplication.zoomReset());
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await page.waitForSelector(
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`.page[data-page-number="1"] .textLayer .endOfContent`
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);
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const scrollTop = await page.evaluate(
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() => document.getElementById("viewerContainer").scrollTop
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);
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expect(scrollTop < 100)
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.withContext(`In ${browserName}`)
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.toBe(true);
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}
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})
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);
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});
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});
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});
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