Cypress test. Changing a label name via label constructor. (#2703)

* Cypress test. Changing a label name via label constructor.

* Add force true to click.

* Apply comments.

tests/cypress/integration/actions_tasks_objects/case_42_change_label_name_via_label_constructor.js

@@ -0,0 +1,48 @@
+// Copyright (C) 2021 Intel Corporation
+//
+// SPDX-License-Identifier: MIT
+
+/// <reference types="cypress" />
+
+context('Changing a label name via label constructor.', () => {
+    const caseId = '42';
+    const firstLabelName = `First case ${caseId}`;
+    const secondLabelName = `Second case ${caseId}`;
+
+    before(() => {
+        cy.visit('auth/login');
+        cy.login();
+        cy.get('#cvat-create-task-button').click();
+    });
+
+    describe(`Testing case "${caseId}"`, () => {
+        it('Set empty label name. Press "Done" button. Alert exist.', () => {
+            cy.get('.cvat-constructor-viewer-new-item').click(); // Open label constructor
+            cy.contains('[type="submit"]', 'Done').click();
+            cy.contains('[role="alert"]', 'Please specify a name').should('exist').and('be.visible');
+        });
+
+        it('Change label name to any other correct value. Press "Done" button. The label created.', () => {
+            cy.get('[placeholder="Label name"]').type(firstLabelName);
+            cy.contains('[type="submit"]', 'Done').click();
+            cy.get('.cvat-constructor-viewer-item').should('exist').and('have.text', firstLabelName);
+        });
+
+        it('Change label name to any other correct value. Press "Cancel". Label name is not changed.', () => {
+            cy.get('.cvat-constructor-viewer-item').find('[aria-label="edit"]').click();
+            cy.get('[placeholder="Label name"]').clear().type(secondLabelName);
+            cy.contains('[type="button"]', 'Cancel').click();
+            cy.get('.cvat-constructor-viewer-item').should('exist').and('have.text', firstLabelName);
+        });
+
+        it('Change label name to any other correct value. Press "Done". Label name changed.', () => {
+            cy.get('.cvat-constructor-viewer-item').find('[aria-label="edit"]').click();
+            cy.get('[placeholder="Label name"]').clear().type(secondLabelName);
+            cy.contains('[type="submit"]', 'Done').click();
+            cy.get('.cvat-constructor-viewer-item')
+                .should('exist')
+                .and('have.length', 1)
+                .and('have.text', secondLabelName);
+        });
+    });
+});