Merge pull request #240 from DanilaEgorenko/#237

[test]: add test for useDeviceOrientation

src/hooks/useDeviceOrientation/useDeviceOrientation.test.ts

@@ -0,0 +1,41 @@
+import { act, renderHook } from '@testing-library/react';
+
+import { useDeviceOrientation } from './useDeviceOrientation';
+
+it('Should use onDeviceOrientation', () => {
+  const { result } = renderHook(useDeviceOrientation);
+
+  expect(result.current.supported).toBe(true);
+  expect(typeof result.current.onDeviceOrientation).toBe('function');
+});
+
+it('Should use initial values', () => {
+  const { result } = renderHook(useDeviceOrientation);
+
+  expect(result.current.value.alpha).toBeNull();
+  expect(result.current.value.beta).toBeNull();
+  expect(result.current.value.gamma).toBeNull();
+  expect(result.current.value.absolute).toBeFalsy();
+});
+
+it('Should set new values', () => {
+  const { result } = renderHook(useDeviceOrientation);
+
+  const mockEvent = {
+    alpha: 30,
+    beta: 60,
+    gamma: 90,
+    absolute: true
+  };
+
+  act(() => {
+    const event = new Event('deviceorientation');
+    Object.assign(event, mockEvent);
+    window.dispatchEvent(event);
+  });
+
+  expect(result.current.value.alpha).toContain(mockEvent.alpha);
+  expect(result.current.value.beta).toContain(mockEvent.beta);
+  expect(result.current.value.gamma).toContain(mockEvent.gamma);
+  expect(result.current.value.absolute).toContain(mockEvent.absolute);
+});