wip: code formatting nits continued

test/padStart.spec.js

@@ -0,0 +1,31 @@
+import lodashStable from 'lodash';
+import { stubTrue } from './utils';
+import padStart from '../src/padStart';
+
+describe('padStart', () => {
+    const string = 'abc';
+
+    it('should pad a string to a given length', () => {
+        const values = [, undefined];
+        const expected = lodashStable.map(values, lodashStable.constant('   abc'));
+
+        const actual = lodashStable.map(values, (value, index) =>
+            index ? padStart(string, 6, value) : padStart(string, 6),
+        );
+
+        expect(actual).toEqual(expected);
+    });
+
+    it('should truncate pad characters to fit the pad length', () => {
+        expect(padStart(string, 6, '_-')).toBe('_-_abc');
+    });
+
+    it('should coerce `string` to a string', () => {
+        const values = [Object(string), { toString: lodashStable.constant(string) }];
+        const expected = lodashStable.map(values, stubTrue);
+
+        const actual = lodashStable.map(values, (value) => padStart(value, 6) === '   abc');
+
+        expect(actual).toEqual(expected);
+    });
+});