test(utils): add isBoolean utils

src/utils/isBoolean.test.ts

@@ -0,0 +1,15 @@
+import { isBoolean } from './isBoolean';
+
+describe(isBoolean.name, () => {
+  test('不是 Boolean', () => {
+    for (const value of ['a', 1, [], undefined, null, {}]) {
+      expect(isBoolean(value)).toBeFalsy();
+    }
+  });
+
+  test('是 Boolean', () => {
+    for (const value of [true, false]) {
+      expect(isBoolean(value)).not.toBeFalsy();
+    }
+  });
+});

src/utils/uuid.test.ts

@@ -2,7 +2,7 @@ import { uuid } from './uuid';
 
 describe(uuid.name, () => {
   test('返回值为字符串', () => {
-    expect(typeof uuid()).toBe('string');
+    expect(uuid()).toBeTypeOf('string');
   });
 
   test('多次调用返回值不同', () => {