diff --git a/src/shared/ui/Loader/Loader.svelte.test.ts b/src/shared/ui/Loader/Loader.svelte.test.ts
new file mode 100644
index 0000000..14fa156
--- /dev/null
+++ b/src/shared/ui/Loader/Loader.svelte.test.ts
@@ -0,0 +1,28 @@
+import {
+    render,
+    screen,
+} from '@testing-library/svelte';
+import Loader from './Loader.svelte';
+
+describe('Loader', () => {
+    it('renders the default message', () => {
+        render(Loader);
+        expect(screen.getByText('analyzing_data')).toBeInTheDocument();
+    });
+
+    it('renders a custom message', () => {
+        render(Loader, { message: 'loading_fonts' });
+        expect(screen.getByText('loading_fonts')).toBeInTheDocument();
+    });
+
+    it('renders the SVG spinner', () => {
+        const { container } = render(Loader);
+        expect(container.querySelector('svg')).toBeInTheDocument();
+    });
+
+    it('renders the divider', () => {
+        const { container } = render(Loader);
+        const divider = container.querySelector('.w-px.h-3');
+        expect(divider).toBeInTheDocument();
+    });
+});