75 lines
2.3 KiB
TypeScript
75 lines
2.3 KiB
TypeScript
/*
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Copyright 2024 The Matrix.org Foundation C.I.C.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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/**
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* Test reporter which compares the reported screenshots vs those on disk to find stale screenshots
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* Only intended to run from within GitHub Actions
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*/
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import path from "node:path";
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import { glob } from "glob";
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import type { Reporter, TestCase } from "@playwright/test/reporter";
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const snapshotRoot = path.join(__dirname, "snapshots");
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class StaleScreenshotReporter implements Reporter {
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private screenshots = new Set<string>();
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private success = true;
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public onTestEnd(test: TestCase): void {
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for (const annotation of test.annotations) {
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if (annotation.type === "_screenshot") {
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this.screenshots.add(annotation.description);
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}
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}
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}
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private error(msg: string, file: string) {
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if (process.env.GITHUB_ACTIONS) {
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console.log(`::error file=${file}::${msg}`);
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}
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console.error(msg, file);
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this.success = false;
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}
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public async onExit(): Promise<void> {
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const screenshotFiles = new Set(await glob(`**/*.png`, { cwd: snapshotRoot }));
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for (const screenshot of screenshotFiles) {
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if (screenshot.split("-").at(-1) !== "linux.png") {
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this.error(
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"Found screenshot belonging to different platform, this should not be checked in",
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screenshot,
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);
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}
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}
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for (const screenshot of this.screenshots) {
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screenshotFiles.delete(screenshot);
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}
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if (screenshotFiles.size > 0) {
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for (const screenshot of screenshotFiles) {
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this.error("Stale screenshot file", screenshot);
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}
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}
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if (!this.success) {
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process.exit(1);
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}
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}
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}
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export default StaleScreenshotReporter;
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