[Fleet][Test] Add cypress test for force installing unverified packag…

…e assets (#138447)

x-pack/plugins/fleet/cypress/integration/install_assets.spec.ts

@@ -0,0 +1,65 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License
+ * 2.0; you may not use this file except in compliance with the Elastic License
+ * 2.0.
+ */
+
+import type { Interception } from 'cypress/types/net-stubbing';
+
+describe('Install unverified package assets', () => {
+  beforeEach(() => {
+    cy.intercept('POST', '/api/fleet/epm/packages/fleet_server/*', (req) => {
+      if (!req.body.force) {
+        return req.reply({
+          statusCode: 400,
+          body: {
+            message: 'Package is not verified.',
+            attributes: {
+              type: 'verification_failed',
+            },
+          },
+        });
+      }
+
+      req.reply({
+        items: [
+          { id: 'fleet_server-1234', type: 'dashboard' },
+          { id: 'fleet_server-5678', type: 'dashboard' },
+        ],
+        _meta: { install_source: 'registry' },
+      });
+    }).as('installAssets');
+
+    // save mocking out the whole package response, but make it so that fleet server is always uninstalled
+    cy.intercept('GET', '/api/fleet/epm/packages/fleet_server', (req) => {
+      req.continue((res) => {
+        if (res.body?.item?.savedObject) {
+          delete res.body.item.savedObject;
+        }
+        if (res.body?.item?.status) {
+          res.body.item.status = 'not_installed';
+        }
+      });
+    });
+  });
+
+  it('should show force install modal if package is unverified', () => {
+    cy.visit('app/integrations/detail/fleet_server/settings');
+    cy.getBySel('installAssetsButton').click();
+    // this action will install x assets modal
+    const confirmInstall = cy.getBySel('confirmModalConfirmButton');
+    confirmInstall.click();
+
+    // unverified integration force install modal
+    const installAnyway = cy.getBySel('confirmModalConfirmButton').contains('Install anyway');
+    installAnyway.click();
+
+    // cypress 'hack' to get all requests made to an intercepted request
+    cy.get('@installAssets.all').then((interceptions) => {
+      const castInterceptions = interceptions as unknown as Interception[];
+      // expect latest request to have used force
+      expect(castInterceptions.at(-1)?.request?.body?.force).to.equal(true);
+    });
+  });
+});

x-pack/plugins/fleet/public/applications/integrations/sections/epm/screens/detail/settings/install_button.tsx

@@ -52,7 +52,12 @@ export function InstallButton(props: InstallationButtonProps) {
 
   return canInstallPackages ? (
     <Fragment>
-      <EuiButton iconType={'importAction'} isLoading={isInstalling} onClick={toggleInstallModal}>
+      <EuiButton
+        iconType={'importAction'}
+        isLoading={isInstalling}
+        onClick={toggleInstallModal}
+        data-test-subj="installAssetsButton"
+      >
         {isInstalling ? (
           <FormattedMessage
             id="xpack.fleet.integrations.installPackage.installingPackageButtonLabel"