test: add Document tests

src/components/chats/MediaMessage/Previews/Document.vue

@@ -9,10 +9,12 @@
     @keypress.enter="$emit('download')"
   >
     <UnnnicIconSvg
+      data-testid="icon"
       :icon="icon"
       :scheme="highlight ? 'weni-600' : 'neutral-darkest'"
     />
     <span
+      data-testid="filename"
       class="filename"
       style="white-space: nowrap"
     >

src/components/chats/MediaMessage/Previews/__tests__/Document.spec.js

@@ -0,0 +1,54 @@
+import { mount } from '@vue/test-utils';
+import { beforeAll, beforeEach, describe, expect, vi } from 'vitest';
+
+import Document from '../Document.vue';
+
+describe('DocumentPreview', () => {
+  let wrapper;
+
+  const defaultWindowOpen = window.open;
+
+  beforeEach(() => {
+    window.open = defaultWindowOpen;
+    wrapper = mount(Document, {
+      props: {
+        fullFilename: 'example.pdf',
+        url: 'https://example.com/file.pdf',
+        highlight: false,
+        size: 'md',
+      },
+    });
+  });
+
+  beforeAll(() => {
+    window.open = defaultWindowOpen;
+  });
+
+  it('renders the filename correctly', () => {
+    const filenameElement = wrapper.find('[data-testid="filename"]');
+    expect(filenameElement.text()).toBe('example.pdf');
+  });
+
+  it('renders the correct icon scheme', async () => {
+    const icon = wrapper.findComponent('[data-testid="icon"]');
+    expect(icon.exists()).toBe(true);
+    expect(icon.props().scheme).toBe('neutral-darkest');
+    await wrapper.setProps({ highlight: true });
+    expect(icon.props().scheme).toBe('weni-600');
+  });
+
+  it('emits "download" event when clicked', async () => {
+    window.open = vi.fn();
+    const openFileSpy = vi.spyOn(wrapper.vm, 'openFile');
+    await wrapper.trigger('click');
+    expect(wrapper.emitted('download')).toHaveLength(1);
+    expect(openFileSpy).toHaveBeenCalledWith(wrapper.vm.url);
+    vi.clearAllMocks();
+  });
+
+  it('emits "download" event when clicked', async () => {
+    window.open = vi.fn();
+    await wrapper.trigger('keypress', { key: 'Enter' });
+    expect(wrapper.emitted('download')).toHaveLength(1);
+  });
+});