Fix primefaces#3582: InputTextarea Jest test

components/lib/inputtextarea/InputTextarea.spec.js

@@ -0,0 +1,130 @@
+import '@testing-library/jest-dom';
+import { fireEvent, render } from '@testing-library/react';
+import userEvent from '@testing-library/user-event';
+import { InputTextarea } from './InputTextarea';
+
+describe('InputTextarea', () => {
+    test('when textarea is enabled then textarea accepts data entry and have filled state', () => {
+        // Arrange
+        const { container } = render(<InputTextarea />);
+        const input = container.getElementsByTagName('textarea')[0];
+
+        // Act
+        fireEvent.input(input, { target: { value: 'abc' } });
+
+        // Act
+        expect(input).toBeEnabled();
+        expect(input).toHaveClass('p-inputtextarea p-inputtext p-component p-filled');
+        expect(input).toHaveValue('abc');
+    });
+    test('when textarea is is autosizing and has rows and columns it is rendered correctly', () => {
+        // Arrange
+        const blurOn = jest.fn();
+        const { container } = render(<InputTextarea autoResize rows={3} cols={12} onBlur={blurOn} />);
+        const input = container.getElementsByTagName('textarea')[0];
+
+        // Act
+        fireEvent.blur(input);
+
+        // Act and Assert
+        expect(input).toHaveClass('p-inputtextarea p-inputtext p-component p-inputtextarea-resizable');
+        expect(input.getAttribute('rows')).toBe('3');
+        expect(input.getAttribute('cols')).toBe('12');
+        expect(blurOn).toHaveBeenCalledTimes(1);
+    });
+    test('when input is blank it should not have filled state', () => {
+        // Arrange
+        const { container } = render(<InputTextarea disabled={false} />);
+        const input = container.getElementsByTagName('textarea')[0];
+
+        // Act
+        fireEvent.input(input, { target: { value: '' } });
+
+        // Act
+        expect(input).toBeEnabled();
+        expect(input).toHaveClass('p-inputtextarea p-inputtext p-component');
+        expect(input).not.toHaveClass('p-filled');
+        expect(input).toHaveValue('');
+    });
+    test('when input is is set for validation only', () => {
+        // Arrange
+        const { container } = render(<InputTextarea validateOnly keyfilter={`alpha`} />);
+        const input = container.getElementsByTagName('textarea')[0];
+
+        // Act
+        fireEvent.input(input, { target: { value: 'def' } });
+
+        // Act
+        expect(input).toBeEnabled();
+        expect(input).toHaveClass('p-inputtextarea p-inputtext p-component');
+        expect(input).toHaveValue('def');
+    });
+    test('when input is disabled it should render as disabled', () => {
+        // Arrange
+        const { container } = render(<InputTextarea disabled />);
+        const input = container.getElementsByTagName('textarea')[0];
+
+        // Act
+        fireEvent.input(input, { target: { value: '23' } });
+
+        // Act
+        expect(input).toBeDisabled();
+        expect(input).toHaveClass('p-inputtextarea p-inputtext p-component p-disabled');
+    });
+    test('when input is using keyfilter for integers accept integer input', async () => {
+        // Arrange
+        const keydownOn = jest.fn();
+        const keyupOn = jest.fn();
+        const { container } = render(<InputTextarea keyfilter="int" onKeyDown={keydownOn} onKeyUp={keyupOn} autoResize />);
+        const input = container.getElementsByTagName('textarea')[0];
+
+        // Act
+        await userEvent.type(input, '123');
+
+        // Act
+        expect(input).toHaveValue('123');
+        expect(keydownOn).toHaveBeenCalledTimes(3);
+        expect(keyupOn).toHaveBeenCalledTimes(3);
+    });
+    test('when input is using keyfilter for integers do not accept alphabetic input', async () => {
+        // Arrange
+        const keydownOn = jest.fn();
+        const { container } = render(<InputTextarea keyfilter="int" onKeyDown={keydownOn} />);
+        const input = container.getElementsByTagName('textarea')[0];
+
+        // Act
+        await userEvent.type(input, 'abc');
+
+        // Act
+        expect(input).toHaveValue('');
+        expect(keydownOn).toHaveBeenCalledTimes(3);
+    });
+    test('when input is using keyfilter for alphabetic accept paste of alphabetic values', async () => {
+        // Arrange
+        const pasteOn = jest.fn();
+        const { container } = render(<InputTextarea keyfilter="alpha" onPaste={pasteOn} />);
+        const input = container.getElementsByTagName('textarea')[0];
+
+        // Act
+        input.focus();
+        await userEvent.paste('abc');
+
+        // Act
+        expect(input).toHaveValue('abc');
+        expect(pasteOn).toHaveBeenCalledTimes(1);
+    });
+    test('when input is using keyfilter for alphabetic do not accept paste of integer values', async () => {
+        // Arrange
+        const pasteOn = jest.fn();
+        const { container } = render(<InputTextarea keyfilter="alpha" onPaste={pasteOn} />);
+        const input = container.getElementsByTagName('textarea')[0];
+
+        // Act
+        input.focus();
+        await userEvent.paste('123');
+
+        // Act
+        expect(input).toHaveValue('');
+        expect(pasteOn).toHaveBeenCalledTimes(1);
+    });
+});