test(c-select): add tests

src/components/c-select/c-select.spec.ts

@@ -0,0 +1,37 @@
+import { render, screen, RenderOptions } from '@testing-library/vue';
+import { describe, it, expect } from 'vitest';
+import { CSelect } from './c-select';
+
+const renderComponent = (props?: RenderOptions['props']) =>
+  render(CSelect, { props });
+
+describe('CSelect', () => {
+  it('should render the component correctly', () => {
+    const container = renderComponent();
+    const selects = container.baseElement.getElementsByTagName('select');
+    expect(selects.length).toBe(1);
+  });
+
+  it('should display the given label', () => {
+    renderComponent({ label: 'Name', id: 'name' });
+    screen.getByLabelText('Name');
+  });
+
+  it('should display the given helper text', () => {
+    renderComponent({ helperText: 'Error' });
+    screen.getByText('Error');
+  });
+
+  it('should display the given placeholder', () => {
+    const container = renderComponent({ placeholder: 'John Doe' });
+    const select = container.baseElement.getElementsByTagName('select')[0];
+    const options = select.getElementsByTagName('option');
+    expect(options.length).toBe(1);
+    expect(options[0].text).toBe('John Doe');
+  });
+
+  it('should disable the select field', () => {
+    renderComponent({ label: 'Name', id: 'name', disabled: true });
+    screen.getByLabelText('Name');
+  });
+});