diff --git a/tests/ui-state.test.ts b/tests/ui-state.test.ts
deleted file mode 100644
index 10e54f1..0000000
--- a/tests/ui-state.test.ts
+++ /dev/null
@@ -1,41 +0,0 @@
-import { describe, expect, it } from 'vitest';
-import { resolveConnectionControl, resolveConnectionPanel } from '../frontend/src/ui-state';
-
-describe('connection controls', () => {
-  it('uses one button for connect, cancel, and disconnect', () => {
-    expect(resolveConnectionControl('idle', false)).toEqual({ action: 'connect', danger: false, disabled: false });
-    expect(resolveConnectionControl('error', true)).toEqual({ action: 'connect', danger: false, disabled: true });
-    expect(resolveConnectionControl('connecting', true)).toEqual({ action: 'cancel', danger: true, disabled: false });
-    expect(resolveConnectionControl('connected', true)).toEqual({ action: 'disconnect', danger: true, disabled: false });
-    expect(resolveConnectionControl('disconnecting', true)).toEqual({ action: 'disconnecting', danger: true, disabled: true });
-  });
-});
-
-describe('connection panel', () => {
-  it('supports desktop collapse and mobile drawer states', () => {
-    expect(resolveConnectionPanel(true, false)).toEqual({
-      expanded: true,
-      drawerOpen: false,
-      desktopCollapsed: false,
-      scrimVisible: false,
-    });
-    expect(resolveConnectionPanel(false, false)).toEqual({
-      expanded: false,
-      drawerOpen: false,
-      desktopCollapsed: true,
-      scrimVisible: false,
-    });
-    expect(resolveConnectionPanel(true, true)).toEqual({
-      expanded: true,
-      drawerOpen: true,
-      desktopCollapsed: false,
-      scrimVisible: true,
-    });
-    expect(resolveConnectionPanel(false, true)).toEqual({
-      expanded: false,
-      drawerOpen: false,
-      desktopCollapsed: false,
-      scrimVisible: false,
-    });
-  });
-});