source: trip-planner-front/node_modules/defaults/test.js@ 1ad8e64

Last change on this file since 1ad8e64 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago

initial commit

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1var defaults = require('./'),
2 test = require('tap').test;
3
4test("ensure options is an object", function(t) {
5 var options = defaults(false, { a : true });
6 t.ok(options.a);
7 t.end()
8});
9
10test("ensure defaults override keys", function(t) {
11 var result = defaults({}, { a: false, b: true });
12 t.ok(result.b, 'b merges over undefined');
13 t.equal(result.a, false, 'a merges over undefined');
14 t.end();
15});
16
17test("ensure defined keys are not overwritten", function(t) {
18 var result = defaults({ b: false }, { a: false, b: true });
19 t.equal(result.b, false, 'b not merged');
20 t.equal(result.a, false, 'a merges over undefined');
21 t.end();
22});
23
24test("ensure defaults clone nested objects", function(t) {
25 var d = { a: [1,2,3], b: { hello : 'world' } };
26 var result = defaults({}, d);
27 t.equal(result.a.length, 3, 'objects should be clones');
28 t.ok(result.a !== d.a, 'objects should be clones');
29
30 t.equal(Object.keys(result.b).length, 1, 'objects should be clones');
31 t.ok(result.b !== d.b, 'objects should be clones');
32 t.end();
33});
34
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