Use frozen lockfile for test dependencies in CI (#4442)

* Use frozen lockfile for test dependencies in CI

This might be causing more Playwright issues.

* Bump Playwright

Mostly just to trigger a reinstall of dependencies since it is cached
and still failing.

Once updated it errors saying install needs to run so add that too.

.github/workflows/ci.yaml

@@ -404,7 +404,9 @@ jobs:
         run: yarn --frozen-lockfile
 
       - name: Install Playwright OS dependencies
-        run: ./test/node_modules/.bin/playwright install-deps
+        run: |
+          ./test/node_modules/.bin/playwright install-deps
+          ./test/node_modules/.bin/playwright install
 
       - name: Run end-to-end tests
         run: yarn test:e2e

ci/dev/postinstall.sh

@@ -6,27 +6,28 @@ main() {
 
   echo "Installing code-server test dependencies..."
 
+  local args=(install)
+  if [[ ${CI-} ]]; then
+    args+=(--frozen-lockfile)
+  fi
+
   cd test
-  yarn install
+  yarn "${args[@]}"
   cd ..
 
   cd vendor
   echo "Installing vendor dependencies..."
 
-  # * We install in 'modules' instead of 'node_modules' because VS Code's extensions
+  # We install in 'modules' instead of 'node_modules' because VS Code's
-  # use a webpack config which cannot differentiate between its own node_modules
+  # extensions use a webpack config which cannot differentiate between its own
-  # and itself being in a directory with the same name.
+  # node_modules and itself being in a directory with the same name.
-  #
+  args+=(--modules-folder modules)
-  # * We ignore scripts because NPM/Yarn's default behavior is to assume that
+
+  # We ignore scripts because NPM/Yarn's default behavior is to assume that
   # devDependencies are not needed, and that even git repo based packages are
-  # assumed to be compiled. Because the default behavior for VS Code's `postinstall`
+  # assumed to be compiled. Because the default behavior for VS Code's
-  # assumes we're also compiled, this needs to be ignored.
+  # `postinstall` assumes we're also compiled, this needs to be ignored.
-
+  args+=(--ignore-scripts)
-  local args=(install --modules-folder modules --ignore-scripts)
-
-  if [[ ${CI-} ]]; then
-    args+=("--frozen-lockfile")
-  fi
 
   yarn "${args[@]}"
 

test/package.json

@@ -2,7 +2,7 @@
   "license": "MIT",
   "#": "We must put jest in a sub-directory otherwise VS Code somehow picks up the types and generates conflicts with mocha.",
   "devDependencies": {
-    "@playwright/test": "^1.12.1",
+    "@playwright/test": "^1.16.3",
     "@types/jest": "^27.0.2",
     "@types/jsdom": "^16.2.13",
     "@types/node-fetch": "^2.5.8",
@@ -13,7 +13,7 @@
     "jest-fetch-mock": "^3.0.3",
     "jsdom": "^16.4.0",
     "node-fetch": "^2.6.1",
-    "playwright": "^1.12.1",
+    "playwright": "^1.16.3",
     "supertest": "^6.1.6",
     "ts-jest": "^27.0.7",
     "wtfnode": "^0.9.1"