Use browser pools by default (opt-out) (#99)

Author: ftes

.github/workflows/elixir.yml

@@ -35,12 +35,8 @@ jobs:
         run: mix credo
       - name: Compiles without warnings
         run: mix compile --warnings-as-errors
-      - name: Build assets for browser tests
-        run: mix do assets.setup, assets.build
-      - name: Install JS dependencies
-        run: npm ci --prefix priv/static/assets
-      - name: Install chromium browser
-        run: npm exec --prefix priv/static/assets -- playwright install chromium --with-deps --only-shell
+      - name: Install JS dependencies, build assets and install browsers
+        run: mix setup
       - name: Run tests
         run: "mix test --warnings-as-errors || if [[ $? = 2 ]]; then PW_TRACE=true mix test --failed; else false; fi"
       - name: Fail if screenshot on exit failed

config/config.exs

@@ -1,6 +1,3 @@
 import Config
 
-config :phoenix_test,
-  endpoint: PhoenixTest.Endpoint
-
 import_config "#{config_env()}.exs"

config/test.exs

@@ -18,12 +18,21 @@ config :phoenix_test,
     headless: System.get_env("PW_HEADLESS", "true") in ~w(t true),
     screenshot: System.get_env("PW_SCREENSHOT", "false") in ~w(t true),
     trace: System.get_env("PW_TRACE", "false") in ~w(t true),
-    timeout: String.to_integer(System.get_env("PW_TIMEOUT", "500"))
+    timeout: String.to_integer(System.get_env("PW_TIMEOUT", "500")),
+    browser_pool: :chromium_pool,
+    browser_pools: [
+      [id: :chromium_pool, browser: :chromium],
+      [id: :firefox_pool, browser: :firefox]
+    ]
   ]
 
 config :phoenix_test_playwright, PhoenixTest.Endpoint,
   server: true,
   http: [port: 4002],
   live_view: [signing_salt: "112345678212345678312345678412"],
   secret_key_base: String.duplicate("57689", 50),
-  pubsub_server: PhoenixTest.PubSub
+  pubsub_server: PhoenixTest.PubSub,
+  render_errors: [
+    formats: [html: PhoenixTest.WebApp.ErrorView],
+    layout: false
+  ]