[Alerting] add functional tests for index threshold alertType (#60597) (#60707)

resolves #58902

Author: pmuellr

x-pack/plugins/alerting_builtins/server/alert_types/index_threshold/alert_type.ts

@@ -113,6 +113,7 @@ export function getAlertType(service: Service): AlertType {
       timeWindowUnit: params.timeWindowUnit,
       interval: undefined,
     };
+    // console.log(`index_threshold: query: ${JSON.stringify(queryParams, null, 4)}`);
     const result = await service.indexThreshold.timeSeriesQuery({
       logger,
       callCluster,
@@ -121,6 +122,7 @@ export function getAlertType(service: Service): AlertType {
     logger.debug(`alert ${ID}:${alertId} "${name}" query result: ${JSON.stringify(result)}`);
 
     const groupResults = result.results || [];
+    // console.log(`index_threshold: response: ${JSON.stringify(groupResults, null, 4)}`);
     for (const groupResult of groupResults) {
       const instanceId = groupResult.group;
       const value = groupResult.metrics[0][1];

x-pack/test/alerting_api_integration/common/lib/es_test_index_tool.ts

@@ -4,20 +4,18 @@
  * you may not use this file except in compliance with the Elastic License.
  */
 
-export const ES_TEST_INDEX_NAME = '.kibaka-alerting-test-data';
+export const ES_TEST_INDEX_NAME = '.kibana-alerting-test-data';
 
 export class ESTestIndexTool {
-  private readonly es: any;
-  private readonly retry: any;
-
-  constructor(es: any, retry: any) {
-    this.es = es;
-    this.retry = retry;
-  }
+  constructor(
+    private readonly es: any,
+    private readonly retry: any,
+    private readonly index: string = ES_TEST_INDEX_NAME
+  ) {}
 
   async setup() {
     return await this.es.indices.create({
-      index: ES_TEST_INDEX_NAME,
+      index: this.index,
       body: {
         mappings: {
           properties: {
@@ -56,12 +54,13 @@ export class ESTestIndexTool {
   }
 
   async destroy() {
-    return await this.es.indices.delete({ index: ES_TEST_INDEX_NAME, ignore: [404] });
+    return await this.es.indices.delete({ index: this.index, ignore: [404] });
   }
 
   async search(source: string, reference: string) {
     return await this.es.search({
-      index: ES_TEST_INDEX_NAME,
+      index: this.index,
+      size: 1000,
       body: {
         query: {
           bool: {
@@ -86,7 +85,7 @@ export class ESTestIndexTool {
   async waitForDocs(source: string, reference: string, numDocs: number = 1) {
     return await this.retry.try(async () => {
       const searchResult = await this.search(source, reference);
-      if (searchResult.hits.total.value !== numDocs) {
+      if (searchResult.hits.total.value < numDocs) {
         throw new Error(`Expected ${numDocs} but received ${searchResult.hits.total.value}.`);
       }
       return searchResult.hits.hits;