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authorGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
committerGravatar Piotr Russ <mail@pruss.it> 2020-11-16 00:10:28 +0100
commite06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch)
tree55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/fast-json-stable-stringify/test/nested.js
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-rw-r--r--node_modules/fast-json-stable-stringify/test/nested.js44
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diff --git a/node_modules/fast-json-stable-stringify/test/nested.js b/node_modules/fast-json-stable-stringify/test/nested.js
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+'use strict';
+
+var test = require('tape');
+var stringify = require('../');
+
+test('nested', function (t) {
+ t.plan(1);
+ var obj = { c: 8, b: [{z:6,y:5,x:4},7], a: 3 };
+ t.equal(stringify(obj), '{"a":3,"b":[{"x":4,"y":5,"z":6},7],"c":8}');
+});
+
+test('cyclic (default)', function (t) {
+ t.plan(1);
+ var one = { a: 1 };
+ var two = { a: 2, one: one };
+ one.two = two;
+ try {
+ stringify(one);
+ } catch (ex) {
+ t.equal(ex.toString(), 'TypeError: Converting circular structure to JSON');
+ }
+});
+
+test('cyclic (specifically allowed)', function (t) {
+ t.plan(1);
+ var one = { a: 1 };
+ var two = { a: 2, one: one };
+ one.two = two;
+ t.equal(stringify(one, {cycles:true}), '{"a":1,"two":{"a":2,"one":"__cycle__"}}');
+});
+
+test('repeated non-cyclic value', function(t) {
+ t.plan(1);
+ var one = { x: 1 };
+ var two = { a: one, b: one };
+ t.equal(stringify(two), '{"a":{"x":1},"b":{"x":1}}');
+});
+
+test('acyclic but with reused obj-property pointers', function (t) {
+ t.plan(1);
+ var x = { a: 1 };
+ var y = { b: x, c: x };
+ t.equal(stringify(y), '{"b":{"a":1},"c":{"a":1}}');
+});