Show Error Toast Message whenever action execution fails from backend due to incorrect configurations

public/pages/CreateTrigger/containers/ConfigureActions/ConfigureActions.js

@@ -43,6 +43,21 @@ const createActionContext = (context, action) => ({
   },
 });
 
+export const checkForError = (response, error) => {
+  for (const trigger_name in response.resp.trigger_results) {
+    // Check for errors in the trigger response
+    if (!response.resp.trigger_results[trigger_name].error) {
+      // Check for errors in the actions configured
+      for (const action_result in response.resp.trigger_results[trigger_name].action_results) {
+        error = response.resp.trigger_results[trigger_name].action_results[action_result].error;
+      }
+    } else {
+      error = response.resp.trigger_results[trigger_name].error;
+    }
+  }
+  return error;
+};
+
 class ConfigureActions extends React.Component {
   constructor(props) {
     super(props);
@@ -112,9 +127,14 @@ class ConfigureActions extends React.Component {
         query: { dryrun: false },
         body: JSON.stringify(testMonitor),
       });
-      if (!response.ok) {
-        console.error('There was an error trying to send test message', response.resp);
-        backendErrorNotification(notifications, 'send', 'test message', response.resp);
+      let error = null;
+      if (response.ok) {
+        error = checkForError(response, error);
+      }
+      if (error || !response.ok) {
+        const errorMessage = error == null ? response.resp : error;
+        console.error('There was an error trying to send test message', errorMessage);
+        backendErrorNotification(notifications, 'send', 'test message', errorMessage);
       }
     } catch (err) {
       console.error('There was an error trying to send test message', err);

public/pages/CreateTrigger/containers/ConfigureActions/ConfigureActions.test.js

@@ -0,0 +1,134 @@
+/*
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * The OpenSearch Contributors require contributions made to
+ * this file be licensed under the Apache-2.0 license or a
+ * compatible open source license.
+ *
+ * Modifications Copyright OpenSearch Contributors. See
+ * GitHub history for details.
+ */
+
+/*
+ *   Copyright 2019 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ *
+ *   Licensed under the Apache License, Version 2.0 (the "License").
+ *   You may not use this file except in compliance with the License.
+ *   A copy of the License is located at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *   or in the "license" file accompanying this file. This file is distributed
+ *   on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
+ *   express or implied. See the License for the specific language governing
+ *   permissions and limitations under the License.
+ */
+
+import { checkForError } from './ConfigureActions';
+
+const error =
+  'java.io.IOException: Failed: HttpResponseProxy{HTTP/1.1 403 Forbidden [Content-Type: application/json, Content-Length: 82, Connection: keep-alive, Date: Fri, 02 Jul 2021 03:54:57 GMT, x-amzn-ErrorType: ForbiddenException';
+
+const noErrorInResponse = {
+  resp: {
+    monitor_name: 'TestMonitor',
+    period_start: 1625198037084,
+    period_end: 1625198097084,
+    error: null,
+    input_results: {
+      results: [],
+      error: null,
+    },
+    trigger_results: {
+      PgxaZXoB3e90jg4z8ga8: {
+        name: '',
+        triggered: true,
+        error: null,
+        action_results: {
+          PwxaZXoB3e90jg4z8ga8: {
+            id: 'PwxaZXoB3e90jg4z8ga8',
+            name: 'sdlkmdslfdsfds',
+            output: {},
+            throttled: false,
+            executionTime: 1625198097035,
+            error: null,
+          },
+        },
+      },
+    },
+  },
+};
+
+const errorInActionResponse = {
+  resp: {
+    monitor_name: 'TestMonitor',
+    period_start: 1625198037084,
+    period_end: 1625198097084,
+    error: null,
+    input_results: {
+      results: [],
+      error: null,
+    },
+    trigger_results: {
+      PgxaZXoB3e90jg4z8ga8: {
+        name: '',
+        triggered: true,
+        error: null,
+        action_results: {
+          PwxaZXoB3e90jg4z8ga8: {
+            id: 'PwxaZXoB3e90jg4z8ga8',
+            name: 'sdlkmdslfdsfds',
+            output: {},
+            throttled: false,
+            executionTime: 1625198097035,
+            error: error,
+          },
+        },
+      },
+    },
+  },
+};
+
+const errorInTriggerResponse = {
+  resp: {
+    monitor_name: 'TestMonitor',
+    period_start: 1625198037084,
+    period_end: 1625198097084,
+    error: null,
+    input_results: {
+      results: [],
+      error: null,
+    },
+    trigger_results: {
+      PgxaZXoB3e90jg4z8ga8: {
+        name: '',
+        triggered: true,
+        error: error,
+        action_results: {
+          PwxaZXoB3e90jg4z8ga8: {
+            id: 'PwxaZXoB3e90jg4z8ga8',
+            name: 'sdlkmdslfdsfds',
+            output: {},
+            throttled: false,
+            executionTime: 1625198097035,
+            error: null,
+          },
+        },
+      },
+    },
+  },
+};
+
+describe('checkForError', () => {
+  test('return no error in response', () => {
+    expect(checkForError(noErrorInResponse, null)).toBe(null);
+  });
+
+  test('return error in action response', () => {
+    expect(checkForError(errorInActionResponse, null)).toBe(error);
+  });
+
+  test('return error in trigger response', () => {
+    expect(checkForError(errorInTriggerResponse, null)).toBe(error);
+  });
+});