run unit tests separate from others (and only once) (#6020)

* run unit tests separate from others

* ignore unit tests elsewhere

test/web/test_webgpu.js

@@ -1,57 +0,0 @@
-const puppeteer = require('puppeteer');
-const { spawn } = require('child_process');
-const res = spawn("python", ["-m", "http.server", "8000"], { shell: true });
-
-async function timeout(time) {
-    return new Promise((resolve) => setTimeout(resolve, time));
-}
-
-function cleanup(err) {
-    console.log("cleaning up");
-    res.kill();
-    if (err != null) {
-        console.error(err);
-        process.exit(1);
-    }
-    process.exit(0);
-}
-
-async function waitForText(selector, text) {
-    let n = 0;
-    let ready = false;
-    while (n < 30) {
-        const res = await (await selector.getProperty("textContent")).jsonValue();
-        console.log(`waiting for text ${text} got ${res}`);
-        if(res == text) {
-            ready = true;
-            break
-        }
-        await timeout(1000);
-        n += 1
-    }
-    return ready;
-}
-
-async function runTest() {
-    const browser = await puppeteer.launch({ headless: false, args: ["--enable-unsafe-webgpu"] });
-    const page = await browser.newPage();
-
-    page.on("console", message => console.log(`message from console ${message.text()}`))
-        .on("pageerror", ({ message }) => console.log(`error from page ${message}`));
-
-    const res = await page.goto("http://localhost:8000/examples/index.html");
-    if (res.status() !== 200) throw new Error("Failed to load page");
-
-    const textSelector = await page.waitForSelector("#result");
-    const buttonSelector = await page.waitForSelector("input[type=button]");
-    const ready = await waitForText(textSelector, "ready");
-    if (!ready) throw new Error("Failed to load page");
-
-    await buttonSelector.evaluate(e => e.click());
-    const done = await waitForText(textSelector, "hen");
-    if (!done) throw new Error("failed to get hen");
-
-    cleanup(null);
-}
-
-runTest().catch(err => cleanup(err));