build: add wpt epoch/daily run (#10937)

This adds a daily scheduled CI pipeline that runs WPT tests against
the most recent epochs/daily every night. Results are uploaded to
wpt.fyi.

WPTs are run on all supported platforms, on both stable and canary.

.github/workflows/wpt_epoch.yml

@@ -0,0 +1,69 @@
+# This CI job runs every night and tests all versions of Deno (canary and latest
+# stable) across all OSes we support against the `epochs/daily` branch of WPT.
+
+name: wpt_epoch
+
+on:
+  schedule:
+    # Every night at 0:30 UTC. This is 20 minutes after `epochs/daily` branch is
+    # triggered to be created in WPT repo.
+    - cron: 30 0 * * *
+  workflow_dispatch:
+
+jobs:
+  wpt:
+    name: wpt / ${{ matrix.os }} / ${{ matrix.deno-version }}
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 30
+    strategy:
+      fail-fast: false
+      matrix:
+        deno-version: [v1.x, canary]
+        os: [macOS-latest, ubuntu-latest-xl, windows-2019]
+
+    steps:
+      - name: Clone repository
+        uses: actions/checkout@v2
+        with:
+          submodules: true
+          persist-credentials: false
+
+      - name: Setup Deno
+        uses: denoland/setup-deno@v1
+        with:
+          deno-version: ${{ matrix.deno-version }}
+
+      - name: Install Python
+        uses: actions/setup-python@v1
+        with:
+          python-version: "3.8"
+          architecture: x64
+
+      - name: Log versions
+        run: |
+          python --version
+          deno --version
+
+      - name: Switch WPT submodule to epochs/daily
+        working-directory: test_util/wpt/
+        run: git reset origin/epochs/daily --hard
+
+      - name: Configure hosts file for WPT (unix)
+        if: runner.os != 'Windows'
+        working-directory: test_util/wpt/
+        run: ./wpt make-hosts-file | sudo tee -a /etc/hosts
+
+      - name: Configure hosts file for WPT (windows)
+        if: runner.os == 'Windows'
+        working-directory: test_util/wpt/
+        run: python wpt make-hosts-file | Out-File $env:SystemRoot\System32\drivers\etc\hosts -Encoding ascii -Append
+
+      - name: Run web platform tests
+        shell: bash
+        run: |
+          deno run --unstable --allow-write --allow-read --allow-net --allow-env --allow-run ./tools/wpt.ts setup
+          deno run --unstable --allow-write --allow-read --allow-net --allow-env --allow-run ./tools/wpt.ts run --binary=(which deno) --quiet --release --json=wpt.json --wptreport=wptreport.json || true
+
+      - name: Upload wpt results to wpt.fyi
+        run: |
+          deno run -A ./tools/upload_wptfyi.js wptreport.json --from-raw-file

tools/upload_wptfyi.js

@@ -2,14 +2,28 @@
 // passed, will automatically add a status check to the commit with a link to
 // the wpt.fyi page.
 
+import { gzip } from "https://deno.land/x/compress@v0.3.8/gzip/mod.ts";
+
 const user = Deno.env.get("WPT_FYI_STAGING_USER");
 const password = Deno.env.get("WPT_FYI_STAGING_PW");
 
-const commit = Deno.args[0];
+const fromRawFile = Deno.args.includes("--from-raw-file");
 
 const form = new FormData();
-form.set("labels", "experimental");
-form.set("result_url", `https://dl.deno.land/wpt/${commit}-wptreport.json.gz`);
+form.set("labels", "master,actions");
+
+if (fromRawFile) {
+  const file = Deno.args[0];
+  const raw = Deno.readFileSync(file);
+  const gzipped = gzip(raw);
+  form.set("result_file", new Blob([gzipped]));
+} else {
+  const commit = Deno.args[0];
+  form.set(
+    "result_url",
+    `https://dl.deno.land/wpt/${commit}-wptreport.json.gz`,
+  );
+}
 
 const basicAuthToken = btoa(`${user}:${password}`);
 
@@ -30,10 +44,11 @@ if (!resp.ok) {
   Deno.exit(1);
 }
 
-if (Deno.args.includes("--ghstatus")) {
+if (!fromRawFile && Deno.args.includes("--ghstatus")) {
   const githubToken = Deno.env.get("GITHUB_TOKEN");
   const taskId = body.split(" ")[1];
   const url = `https://staging.wpt.fyi/results/?run_id=${taskId}`;
+  const commit = Deno.args[0];
   const resp = await fetch(
     `https://api.github.com/repos/denoland/deno/statuses/${commit}`,
     {

tools/wpt/runner.ts

@@ -1,6 +1,6 @@
 // Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
 import { delay, join, readLines, ROOT_PATH, toFileUrl } from "../util.js";
-import { assert, ManifestTestOptions, release, runPy } from "./utils.ts";
+import { assert, denoBinary, ManifestTestOptions, runPy } from "./utils.ts";
 import { DOMParser } from "https://deno.land/x/deno_dom@v0.1.3-alpha2/deno-dom-wasm.ts";
 
 export async function runWithTestUtil<T>(
@@ -88,7 +88,7 @@ export async function runSingleTest(
 
   const proc = Deno.run({
     cmd: [
-      join(ROOT_PATH, `./target/${release ? "release" : "debug"}/deno`),
+      denoBinary(),
       "run",
       "-A",
       "--unstable",

tools/wpt/utils.ts

@@ -12,13 +12,19 @@ export const {
   rebuild,
   ["--"]: rest,
   ["auto-config"]: autoConfig,
+  binary,
 } = parse(Deno.args, {
   "--": true,
   boolean: ["quiet", "release", "no-interactive"],
-  string: ["json", "wptreport"],
+  string: ["json", "wptreport", "binary"],
 });
 
-/// PAGE ROOT
+export function denoBinary() {
+  if (binary) {
+    return binary;
+  }
+  return join(ROOT_PATH, `./target/${release ? "release" : "debug"}/deno`);
+}
 
 /// WPT TEST MANIFEST
 
@@ -164,11 +170,7 @@ export async function generateRunInfo(): Promise<unknown> {
   const revision = (new TextDecoder().decode(await proc.output())).trim();
   proc.close();
   const proc2 = Deno.run({
-    cmd: [
-      join(ROOT_PATH, `./target/${release ? "release" : "debug"}/deno`),
-      "eval",
-      "console.log(JSON.stringify(Deno.version))",
-    ],
+    cmd: [denoBinary(), "eval", "console.log(JSON.stringify(Deno.version))"],
     cwd: join(ROOT_PATH, "test_util", "wpt"),
     stdout: "piped",
   });