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31 lines
936 B
31 lines
936 B
5 months ago
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'use strict';
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var test = require('tape');
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var stringify = require('../');
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test('custom comparison function', function (t) {
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t.plan(1);
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var obj = { c: 8, b: [{ z: 6, y: 5, x: 4 }, 7], a: 3 };
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var s = stringify(obj, function (a, b) {
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return a.key < b.key ? 1 : -1;
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});
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t.equal(s, '{"c":8,"b":[{"z":6,"y":5,"x":4},7],"a":3}');
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});
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test('custom comparison function with get', function (t) {
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t.plan(2);
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stringify({ a: 1, b: 2 }, function (a, b) { // eslint-disable-line no-unused-vars
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t.equal(arguments[2], undefined, 'comparator options not passed when not explicitly requested');
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});
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var obj = { c: 8, b: [{ z: 7, y: 6, x: 4, v: 2, '!v': 3 }, 7], a: 3 };
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var s = stringify(obj, function (a, b, options) {
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var get = options.get;
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var v1 = (get('!' + a.key) || 0) + a.value;
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var v2 = (get('!' + b.key) || 0) + b.value;
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return v1 - v2;
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});
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t.equal(s, '{"c":8,"b":[{"!v":3,"x":4,"v":2,"y":6,"z":7},7],"a":3}');
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});
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