From b0f4ad68421178e7f39af4dbf5cd334ed821000b Mon Sep 17 00:00:00 2001
From: Kruchinin <dmitryx.kruchinin@intel.com>
Date: Mon, 23 Nov 2020 18:00:55 +0300
Subject: [PATCH] Cypress test. Issue 2440

---
 ...ssue_2440_value_must_be_a_user_instance.js | 46 +++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 tests/cypress/integration/actions_users/issue_2440_value_must_be_a_user_instance.js

diff --git a/tests/cypress/integration/actions_users/issue_2440_value_must_be_a_user_instance.js b/tests/cypress/integration/actions_users/issue_2440_value_must_be_a_user_instance.js
new file mode 100644
index 00000000..8b36c9fb
--- /dev/null
+++ b/tests/cypress/integration/actions_users/issue_2440_value_must_be_a_user_instance.js
@@ -0,0 +1,46 @@
+// Copyright (C) 2020 Intel Corporation
+//
+// SPDX-License-Identifier: MIT
+
+/// <reference types="cypress" />
+
+import { taskName } from '../../support/const';
+
+context('Value must be a user instance.', () => {
+    const issueId = '2440';
+
+    before(() => {
+        cy.openTask(taskName);
+    });
+
+    describe(`Testing issue "${issueId}"`, () => {
+        it('Assign a task to a user', () => {
+            cy.get('.cvat-task-details-user-block').within(() => {
+                cy.get('.cvat-user-search-field').click();
+            });
+            cy.get('.ant-select-dropdown')
+                .not('.ant-select-dropdown-hidden')
+                .contains(new RegExp(`^${Cypress.env('user')}$`, 'g'))
+                .click();
+            cy.get('.cvat-spinner').should('exist');
+        });
+        it('Assign the task to the same user again', () => {
+            cy.get('.cvat-task-details-user-block').within(() => {
+                cy.get('.cvat-user-search-field').click();
+            });
+            cy.get('.ant-select-dropdown')
+                .not('.ant-select-dropdown-hidden')
+                .contains(new RegExp(`^${Cypress.env('user')}$`, 'g'))
+                .click();
+            // Before fix:
+            // The following error originated from your application code, not from Cypress.
+            // > Value must be a user instance
+
+            // Remove the user's assignment for next tests.
+            cy.get('.cvat-spinner').should('exist');
+            cy.get('.cvat-task-details-user-block').within(() => {
+                cy.get('[type="text"]').click().clear().type('{Enter}');
+            });
+        });
+    });
+});