Add config tests.

packages/browser/test/e2e/src/index.js

@@ -6,6 +6,7 @@ Sentry.init({
   dsn: 'https://public@dsn.ingest.sentry.io/1337',
   integrations: [new Sentry.Integrations.Dedupe()],
   attachStacktrace: true,
+  ignoreErrors: ['ignoreErrorTest'],
   denyUrls: ['foo.js'],
   beforeBreadcrumb: function(breadcrumb, breadcrumbHint) {
     // Remove circular properties from event target

packages/browser/test/e2e/test/config.test.js

@@ -0,0 +1,65 @@
+const { test, expect } = require('@playwright/test');
+const Sentry = require('@sentry/browser');
+
+const { getSentryEvents } = require('./utils/helpers');
+
+test.describe('config', () => {
+  test.beforeEach(async ({ baseURL, page }) => {
+    await page.goto(baseURL);
+  });
+
+  test('should allow to ignore specific errors', async ({ page }) => {
+    const eventData = await getSentryEvents(page, () => {
+      Sentry.captureException(new Error('foo'));
+      Sentry.captureException(new Error('ignoreErrorTest'));
+      Sentry.captureException(new Error('bar'));
+    });
+
+    expect(eventData).toHaveLength(2);
+    expect(eventData[0].exception.values[0].type).toBe('Error');
+    expect(eventData[0].exception.values[0].value).toBe('foo');
+    expect(eventData[1].exception.values[0].type).toBe('Error');
+    expect(eventData[1].exception.values[0].value).toBe('bar');
+  });
+
+  test('should allow to ignore specific urls', async ({ page }) => {
+    const eventData = await getSentryEvents(page, () => {
+      /**
+       * We always filter on the caller, not the cause of the error
+       *
+       * > foo.js file called a function in bar.js
+       * > bar.js file called a function in baz.js
+       * > baz.js threw an error
+       *
+       * foo.js is denied in the `init` call (init.js), thus we filter it
+       * */
+      var urlWithDeniedUrl = new Error('filter');
+      urlWithDeniedUrl.stack =
+        'Error: bar\n' +
+        ' at http://localhost:5000/foo.js:7:19\n' +
+        ' at bar(http://localhost:5000/bar.js:2:3)\n' +
+        ' at baz(http://localhost:5000/baz.js:2:9)\n';
+
+      /**
+       * > foo-pass.js file called a function in bar-pass.js
+       * > bar-pass.js file called a function in baz-pass.js
+       * > baz-pass.js threw an error
+       *
+       * foo-pass.js is *not* denied in the `init` call (init.js), thus we don't filter it
+       * */
+      var urlWithoutDeniedUrl = new Error('pass');
+      urlWithoutDeniedUrl.stack =
+        'Error: bar\n' +
+        ' at http://localhost:5000/foo-pass.js:7:19\n' +
+        ' at bar(http://localhost:5000/bar-pass.js:2:3)\n' +
+        ' at baz(http://localhost:5000/baz-pass.js:2:9)\n';
+
+      Sentry.captureException(urlWithDeniedUrl);
+      Sentry.captureException(urlWithoutDeniedUrl);
+    });
+
+    expect(eventData).toHaveLength(1);
+    expect(eventData[0].exception.values[0].type).toBe('Error');
+    expect(eventData[0].exception.values[0].value).toBe('pass');
+  });
+});