wip: code formatting nits continued

test/takeWhile.spec.js

@@ -0,0 +1,40 @@
+import lodashStable from 'lodash';
+import { slice, LARGE_ARRAY_SIZE, square } from './utils';
+import takeWhile from '../src/takeWhile';
+
+describe('takeWhile', () => {
+    const array = [1, 2, 3, 4];
+
+    const objects = [
+        { a: 2, b: 2 },
+        { a: 1, b: 1 },
+        { a: 0, b: 0 },
+    ];
+
+    it('should take elements while `predicate` returns truthy', () => {
+        const actual = takeWhile(array, (n) => n < 3);
+
+        expect(actual).toEqual([1, 2]);
+    });
+
+    it('should provide correct `predicate` arguments', () => {
+        let args;
+
+        takeWhile(array, function () {
+            args = slice.call(arguments);
+        });
+
+        expect(args).toEqual([1, 0, array]);
+    });
+
+    it('should work with `_.matches` shorthands', () => {
+        expect(takeWhile(objects, { b: 2 }), objects.slice(0).toEqual(1));
+    });
+
+    it('should work with `_.matchesProperty` shorthands', () => {
+        expect(takeWhile(objects, ['b', 2]), objects.slice(0).toEqual(1));
+    });
+    it('should work with `_.property` shorthands', () => {
+        expect(takeWhile(objects, 'b'), objects.slice(0).toEqual(2));
+    });
+});