wip: code formatting nits continued

test/initial.spec.js

@@ -0,0 +1,42 @@
+import lodashStable from 'lodash';
+import { falsey, stubArray } from './utils';
+import initial from '../src/initial';
+
+describe('initial', () => {
+    const array = [1, 2, 3];
+
+    it('should accept a falsey `array`', () => {
+        const expected = lodashStable.map(falsey, stubArray);
+
+        const actual = lodashStable.map(falsey, (array, index) => {
+            try {
+                return index ? initial(array) : initial();
+            } catch (e) {}
+        });
+
+        expect(actual).toEqual(expected);
+    });
+
+    it('should exclude last element', () => {
+        expect(initial(array)).toEqual([1, 2]);
+    });
+
+    it('should return an empty when querying empty arrays', () => {
+        expect(initial([])).toEqual([]);
+    });
+
+    it('should work as an iteratee for methods like `_.map`', () => {
+        const array = [
+            [1, 2, 3],
+            [4, 5, 6],
+            [7, 8, 9],
+        ];
+        const actual = lodashStable.map(array, initial);
+
+        expect(actual).toEqual([
+            [1, 2],
+            [4, 5],
+            [7, 8],
+        ]);
+    });
+});