chore: update Playwright config (#807)

Author: makhnatkin

tests/playwright/playwright.config.ts

@@ -57,7 +57,7 @@ const config: PlaywrightTestConfig = {
     /* Retry on CI only */
     retries: process.env.CI ? 2 : 0,
     /* Opt out of parallel tests on CI. */
-    workers: process.env.CI ? 2 : 2,
+    workers: process.env.CI ? 4 : 4,
     /* Reporter to use. See https://playwright.dev/docs/test-reporters */
     reporter: [
         ['list'],
@@ -71,6 +71,7 @@ const config: PlaywrightTestConfig = {
                 ),
             },
         ],
+        ['./slow-tests-reporter.ts'],
     ],
     /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */
     use: {
@@ -94,13 +95,6 @@ const config: PlaywrightTestConfig = {
                 deviceScaleFactor: 2,
             },
         },
-        {
-            name: 'webkit',
-            use: {
-                ...devices['Desktop Safari'],
-                deviceScaleFactor: 2,
-            },
-        },
     ],
 };
 

tests/playwright/slow-tests-reporter.ts

@@ -0,0 +1,34 @@
+import type {Reporter, TestCase, TestResult} from '@playwright/test/reporter';
+
+const DELTA = 5000;
+const ONE_SECOND = 1000;
+
+class SlowTestsReporter implements Reporter {
+    private slowTests: {title: string; duration: number}[] = [];
+
+    onTestEnd(test: TestCase, {duration}: TestResult) {
+        if (duration > DELTA) {
+            const [_, browser, ...rest] = test.titlePath();
+            this.slowTests.push({
+                title: `[${browser}] › ${rest.join(' › ')}`,
+                duration,
+            });
+        }
+    }
+
+    onEnd() {
+        if (this.slowTests.length > 0) {
+            console.log('---');
+            console.log(`Slow tests (duration > ${DELTA}), total ${this.slowTests.length}:`);
+
+            const sorted = this.slowTests.sort((a, b) => b.duration - a.duration);
+            sorted.forEach((test, index) => {
+                console.log(
+                    `${index + 1}. ${test.title} (${(test.duration / ONE_SECOND).toFixed(1)}s)`,
+                );
+            });
+        }
+    }
+}
+
+export default SlowTestsReporter;