diff --git a/packages/integration-tests/src/tests/console/sso-connectors/helpers.ts b/packages/integration-tests/src/tests/console/sso-connectors/helpers.ts
index afef62594..21283c111 100644
--- a/packages/integration-tests/src/tests/console/sso-connectors/helpers.ts
+++ b/packages/integration-tests/src/tests/console/sso-connectors/helpers.ts
@@ -1,6 +1,7 @@
-import { conditionalString } from '@silverhand/essentials';
+import { conditional, conditionalString } from '@silverhand/essentials';
 import { type Page } from 'puppeteer';
 
+import { expectToSaveChanges, waitForToast } from '#src/ui-helpers/index.js';
 import { dcls, cls } from '#src/utils.js';
 
 import { type SsoConnectorTestCase, type Protocol } from './sso-connectors-test-cases.js';
@@ -68,6 +69,65 @@ const checkSsoConnectorConnectionTabInfo = async (page: Page, protocol: Protocol
   }
 };
 
+const checkOidcConfigPreview = async (previewResults: Record<string, string>) => {
+  await Promise.all(
+    Object.entries(previewResults).map(async ([key, value]) => {
+      const valueField = await expect(page).toMatchElement(
+        [`${dcls('container')}${cls('oidcConfigPreview')}`, `div:has(${dcls('title')})`].join(' '),
+        { text: key }
+      );
+      const valueDisplayed = await valueField.$eval(
+        [dcls('content')].join(' '),
+        (element) => element.textContent
+      );
+
+      expect(valueDisplayed).toBe(value);
+    })
+  );
+};
+
+const checkSamlConfigPreview = async (previewResults: Record<string, string>) => {
+  await Promise.all(
+    Object.entries(previewResults).map(async ([key, value]) => {
+      const valueField = await expect(page).toMatchElement(
+        [`${dcls('samlMetadataForm')}`, `${dcls('container')}`, `div:has(${dcls('title')})`].join(
+          ' '
+        ),
+        { text: key }
+      );
+      const valueDisplayed = await valueField.$eval(
+        [
+          dcls('content'),
+          conditional(key === 'Signing certificate' && dcls('certificatePreview')),
+        ].join(' '),
+        (element) => element.textContent
+      );
+
+      expect(valueDisplayed).toBe(value);
+    })
+  );
+};
+
+// Configure the SSO connector connection and check the validity by comparing the preview results.
+const configureSsoConnectorConnection = async (
+  page: Page,
+  formData: Record<string, string>,
+  protocol: Protocol,
+  previewResults: Record<string, string>
+) => {
+  await expect(page).toFillForm(dcls('form'), formData);
+  await expectToSaveChanges(page);
+  await waitForToast(page, { text: 'Saved' });
+
+  if (protocol === 'OIDC') {
+    await checkOidcConfigPreview(previewResults);
+  }
+
+  if (protocol === 'SAML') {
+    await checkSamlConfigPreview(previewResults);
+  }
+};
+
 export const findModalFooterButton = async (isButtonDisabled = false) => {
   return page.waitForSelector(
     `.ReactModalPortal div[class$=footer] button${conditionalString(
@@ -78,7 +138,7 @@ export const findModalFooterButton = async (isButtonDisabled = false) => {
 
 export const fillSsoConnectorCreationModal = async (
   page: Page,
-  { connectorFactoryName, connectorName, protocol }: SsoConnectorTestCase,
+  { connectorFactoryName, connectorName, protocol, formData, previewResults }: SsoConnectorTestCase,
   checkConnectionInfo = false
 ) => {
   // Button should be disabled util form is filled.
@@ -114,5 +174,7 @@ export const fillSsoConnectorCreationModal = async (
     await page.waitForNavigation({ waitUntil: 'networkidle0' });
 
     await checkSsoConnectorConnectionTabInfo(page, protocol);
+
+    await configureSsoConnectorConnection(page, formData, protocol, previewResults);
   }
 };
diff --git a/packages/integration-tests/src/tests/console/sso-connectors/sso-connectors-test-cases.ts b/packages/integration-tests/src/tests/console/sso-connectors/sso-connectors-test-cases.ts
index cd2f63ad2..04840b091 100644
--- a/packages/integration-tests/src/tests/console/sso-connectors/sso-connectors-test-cases.ts
+++ b/packages/integration-tests/src/tests/console/sso-connectors/sso-connectors-test-cases.ts
@@ -5,6 +5,33 @@ export type SsoConnectorTestCase = {
   connectorName: string;
   connectorFactoryName: string;
   protocol: Protocol;
+  formData: Record<string, string>;
+  previewResults: Record<string, string>;
+};
+
+const oidcFormData = {
+  clientId: 'client-id',
+  clientSecret: 'client-secret',
+};
+
+const samlFormData = {
+  // This is a real metadata URL from Microsoft Entra ID test application.
+  metadataUrl:
+    'https://login.microsoftonline.com/ac016212-4f8d-46c6-892c-57c90a255a02/federationmetadata/2007-06/federationmetadata.xml?appid=f562b098-dc8c-4e20-8c4b-ea55554fbd8c',
+};
+
+export const oidcPreviewResults = {
+  'Authorization endpoint': 'https://accounts.google.com/o/oauth2/v2/auth',
+  'Token endpoint': 'https://oauth2.googleapis.com/token',
+  'User information endpoint': 'https://openidconnect.googleapis.com/v1/userinfo',
+  'JSON web key set endpoint': 'https://www.googleapis.com/oauth2/v3/certs',
+  Issuer: 'https://accounts.google.com',
+};
+
+export const samlPreviewResults = {
+  'Sign on URL': 'https://login.microsoftonline.com/ac016212-4f8d-46c6-892c-57c90a255a02/saml2',
+  Issuer: 'https://sts.windows.net/ac016212-4f8d-46c6-892c-57c90a255a02/',
+  'Signing certificate': 'Expiring Sunday, October 25, 2026',
 };
 
 const microsoftEntraIdName = 'Microsoft Entra ID';
@@ -12,6 +39,8 @@ const microsoftEntraID: SsoConnectorTestCase = {
   connectorName: microsoftEntraIdName,
   connectorFactoryName: microsoftEntraIdName,
   protocol: 'SAML',
+  formData: samlFormData,
+  previewResults: samlPreviewResults,
 };
 
 const googleWorkspaceName = 'Google Workspace';
@@ -19,6 +48,8 @@ const googleWorkspace: SsoConnectorTestCase = {
   connectorName: googleWorkspaceName,
   connectorFactoryName: googleWorkspaceName,
   protocol: 'OIDC',
+  formData: oidcFormData,
+  previewResults: oidcPreviewResults,
 };
 
 const oktaName = 'Okta';
@@ -26,6 +57,9 @@ const okta: SsoConnectorTestCase = {
   connectorName: oktaName,
   connectorFactoryName: oktaName,
   protocol: 'OIDC',
+  // Google Workspace connector have `issuer` predefined, for other OIDC-protocol-based connectors, we use Google's issuer to test the config fetcher and preview.
+  formData: { ...oidcFormData, issuer: 'https://accounts.google.com' },
+  previewResults: oidcPreviewResults,
 };
 
 const oidcName = 'OIDC';
@@ -33,6 +67,9 @@ const oidc: SsoConnectorTestCase = {
   connectorName: oidcName,
   connectorFactoryName: oidcName,
   protocol: 'OIDC',
+  // Google Workspace connector have `issuer` predefined, for other OIDC-protocol-based connectors, we use Google's issuer to test the config fetcher and preview.
+  formData: { ...oidcFormData, issuer: 'https://accounts.google.com' },
+  previewResults: oidcPreviewResults,
 };
 
 const samlName = 'SAML';
@@ -40,6 +77,8 @@ const saml: SsoConnectorTestCase = {
   connectorName: samlName,
   connectorFactoryName: samlName,
   protocol: 'SAML',
+  formData: samlFormData,
+  previewResults: samlPreviewResults,
 };
 
 export const ssoConnectorTestCases: SsoConnectorTestCase[] = [
diff --git a/packages/integration-tests/src/tests/console/sso-connectors/sso-connectors.test.ts b/packages/integration-tests/src/tests/console/sso-connectors/sso-connectors.test.ts
index d65446013..fa663b283 100644
--- a/packages/integration-tests/src/tests/console/sso-connectors/sso-connectors.test.ts
+++ b/packages/integration-tests/src/tests/console/sso-connectors/sso-connectors.test.ts
@@ -62,7 +62,8 @@ describe('create SSO connectors', () => {
   });
 
   it.each(ssoConnectorTestCases.slice(1))(
-    'create other SSO connectors %p',
+    // The full object of `ssoConnector` test case is too burdensome for the test title, so we only use the index here.
+    'create other SSO connectors %#',
     async (ssoConnector) => {
       await page.waitForNavigation({ waitUntil: 'networkidle0' });
 
@@ -100,13 +101,15 @@ describe('create SSO connectors', () => {
      * To check only the `duplicated connector name` is blocked, even if the
      * existing SSO connector (with the occupied name) is created with a different connector factory.
      */
-    const { connectorFactoryName, protocol } = ssoConnectorTestCases[0]!;
+    const { connectorFactoryName, protocol, formData, previewResults } = ssoConnectorTestCases[0]!;
     const { connectorName } = ssoConnectorTestCases[1]!;
     // Since the creation process is expected to be blocked in this test case, we do not want to check the connection info on details page.
     await fillSsoConnectorCreationModal(page, {
       connectorFactoryName,
       connectorName,
       protocol,
+      formData,
+      previewResults,
     });
 
     // Error message should be shown.