Hack to work around microsoft/vscode#178241 (#1515)

- Fixes #1363

## Checklist

- [x] Fails when test case legitimately fails
- [x] Retries when test case fails with "codewindow unresponsive"
- [x] Succeeds when test case succeeds
- [x] I have added
[tests](https://www.cursorless.org/docs/contributing/test-case-recorder/)
- [x] I have updated the
[docs](https://github.com/cursorless-dev/cursorless/tree/main/docs) and
[cheatsheet](https://github.com/cursorless-dev/cursorless/tree/main/cursorless-talon/src/cheatsheet)
- [x] I have not broken the cheatsheet

packages/test-harness/src/scripts/runTestsCI.ts

@@ -6,7 +6,7 @@ import { getCursorlessRepoRoot } from "@cursorless/common";
 import * as path from "path";
 import { launchVscodeAndRunTests } from "../util/launchVscodeAndRunTests";
 
-async function main() {
+(async function main() {
   // Note that we run all tests, including unit tests, in VSCode, even though
   // unit tests could be run separately.  If we wanted to run unit tests
   // separately, we could instead use `../runners/endToEndOnly` instead of
@@ -18,6 +18,4 @@ async function main() {
   );
 
   await launchVscodeAndRunTests(extensionTestsPath);
-}
-
-main();
+})();

packages/test-harness/src/util/launchVscodeAndRunTests.ts

@@ -1,5 +1,6 @@
 import * as cp from "child_process";
 import * as path from "path";
+import * as os from "os";
 import {
   downloadAndUnzipVSCode,
   resolveCliArgsFromVSCodeExecutablePath,
@@ -55,21 +56,24 @@ export async function launchVscodeAndRunTests(extensionTestsPath: string) {
       },
     );
 
+    console.log("finished installing dependency extensions");
+
     // Run the integration test
-    await runTests({
+    const code = await runTests({
       vscodeExecutablePath,
       extensionDevelopmentPath,
       extensionTestsPath,
-      // Note: Crash dump causes legacy VSCode to hang, so we just don't bother
-      launchArgs: useLegacyVscode
-        ? undefined
-        : [
-            `--crash-reporter-directory=${crashDir}`,
-            `--logsPath=${logsDir}`,
-            "--disable-gpu",
-            "--disable-software-rasterizer",
-          ],
+      // Note: Crash dump causes legacy VSCode and Windows to hang, so we just
+      // don't bother.  Can be re-enabled if we ever need it; on windows it only
+      // hangs some of the time, so might be enough to get a crash dump when you
+      // need it.
+      launchArgs:
+        useLegacyVscode || os.platform() === "win32"
+          ? undefined
+          : [`--crash-reporter-directory=${crashDir}`, `--logsPath=${logsDir}`],
     });
+
+    console.log(`Returned from "runTests" with value: ${code}`);
   } catch (err) {
     console.error("Test run threw exception:");
     console.error(err);