| 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}}'); |
| }); |