| 1 | var test = require('tape');
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| 2 | var stringify = require('../');
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| 3 |
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| 4 | test('nested', function (t) {
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| 5 | t.plan(1);
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| 6 | var obj = { c: 8, b: [{z:6,y:5,x:4},7], a: 3 };
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| 7 | t.equal(stringify(obj), '{"a":3,"b":[{"x":4,"y":5,"z":6},7],"c":8}');
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| 8 | });
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| 9 |
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| 10 | test('cyclic (default)', function (t) {
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| 11 | t.plan(1);
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| 12 | var one = { a: 1 };
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| 13 | var two = { a: 2, one: one };
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| 14 | one.two = two;
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| 15 | try {
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| 16 | stringify(one);
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| 17 | } catch (ex) {
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| 18 | t.equal(ex.toString(), 'TypeError: Converting circular structure to JSON');
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| 19 | }
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| 20 | });
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| 21 |
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| 22 | test('cyclic (specifically allowed)', function (t) {
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| 23 | t.plan(1);
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| 24 | var one = { a: 1 };
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| 25 | var two = { a: 2, one: one };
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| 26 | one.two = two;
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| 27 | t.equal(stringify(one, {cycles:true}), '{"a":1,"two":{"a":2,"one":"__cycle__"}}');
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| 28 | });
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| 29 |
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| 30 | test('repeated non-cyclic value', function(t) {
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| 31 | t.plan(1);
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| 32 | var one = { x: 1 };
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| 33 | var two = { a: one, b: one };
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| 34 | t.equal(stringify(two), '{"a":{"x":1},"b":{"x":1}}');
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| 35 | });
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| 36 |
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| 37 | test('acyclic but with reused obj-property pointers', function (t) {
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| 38 | t.plan(1);
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| 39 | var x = { a: 1 }
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| 40 | var y = { b: x, c: x }
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| 41 | t.equal(stringify(y), '{"b":{"a":1},"c":{"a":1}}');
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| 42 | });
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