Revert "Fix API integration tests by removing tests for deleted rollu…

…p search endpoint."

This reverts commit 9e190e6.

x-pack/test/api_integration/apis/management/rollup/index.js

@@ -8,5 +8,6 @@ export default function({ loadTestFile }) {
   describe('rollup', () => {
     loadTestFile(require.resolve('./rollup'));
     loadTestFile(require.resolve('./index_patterns_extensions'));
+    loadTestFile(require.resolve('./rollup_search'));
   });
 }

x-pack/test/api_integration/apis/management/rollup/rollup_search.js

@@ -0,0 +1,53 @@
+/*
+ * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
+ * or more contributor license agreements. Licensed under the Elastic License;
+ * you may not use this file except in compliance with the Elastic License.
+ */
+
+import expect from '@kbn/expect';
+
+import { registerHelpers } from './rollup.test_helpers';
+import { API_BASE_PATH } from './constants';
+import { getRandomString } from './lib';
+
+export default function({ getService }) {
+  const supertest = getService('supertest');
+  const es = getService('legacyEs');
+
+  const { createIndexWithMappings, getJobPayload, createJob, cleanUp } = registerHelpers({
+    supertest,
+    es,
+  });
+
+  describe('search', () => {
+    const URI = `${API_BASE_PATH}/search`;
+
+    it('return a 404 if the rollup index does not exist', async () => {
+      const { body } = await supertest
+        .post(URI)
+        .set('kbn-xsrf', 'xxx')
+        .send([{ index: 'unknown', query: {} }])
+        .expect(404);
+
+      expect(body.message).to.contain('no such index [unknown]');
+    });
+
+    it('should return a 200 when searching on existing rollup index', async () => {
+      // Create a Rollup job on an index with the INDEX_TO_ROLLUP_MAPPINGS
+      const indexName = await createIndexWithMappings();
+      const rollupIndex = getRandomString();
+      await createJob(getJobPayload(indexName, undefined, rollupIndex));
+
+      const { body } = await supertest
+        .post(URI)
+        .set('kbn-xsrf', 'xxx')
+        .send([{ index: rollupIndex, query: { size: 0 } }])
+        .expect(200);
+
+      // make sure total hits is an integer and not an object
+      expect(body[0].hits.total).to.equal(0);
+
+      await cleanUp();
+    });
+  });
+}