73 lines
2.2 KiB
JavaScript
73 lines
2.2 KiB
JavaScript
var assert = require('assert');
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var jp = require('../');
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var util = require('util');
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suite('sugar', function() {
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test('parent gets us parent value', function() {
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var data = { a: 1, b: 2, c: 3, z: { a: 100, b: 200 } };
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var parent = jp.parent(data, '$.z.b');
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assert.equal(parent, data.z);
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});
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test('apply method sets values', function() {
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var data = { a: 1, b: 2, c: 3, z: { a: 100, b: 200 } };
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jp.apply(data, '$..a', function(v) { return v + 1 });
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assert.equal(data.a, 2);
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assert.equal(data.z.a, 101);
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});
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test('apply method applies survives structural changes', function() {
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var data = {a: {b: [1, {c: [2,3]}]}};
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jp.apply(data, '$..*[?(@.length > 1)]', function(array) {
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return array.reverse();
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});
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assert.deepEqual(data.a.b, [{c: [3, 2]}, 1]);
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});
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test('value method gets us a value', function() {
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var data = { a: 1, b: 2, c: 3, z: { a: 100, b: 200 } };
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var b = jp.value(data, '$..b')
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assert.equal(b, data.b);
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});
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test('value method sets us a value', function() {
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var data = { a: 1, b: 2, c: 3, z: { a: 100, b: 200 } };
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var b = jp.value(data, '$..b', '5000')
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assert.equal(b, 5000);
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assert.equal(data.b, 5000);
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});
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test('value method sets new key and value', function() {
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var data = {};
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var a = jp.value(data, '$.a', 1);
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var c = jp.value(data, '$.b.c', 2);
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assert.equal(a, 1);
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assert.equal(data.a, 1);
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assert.equal(c, 2);
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assert.equal(data.b.c, 2);
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});
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test('value method sets new array value', function() {
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var data = {};
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var v1 = jp.value(data, '$.a.d[0]', 4);
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var v2 = jp.value(data, '$.a.d[1]', 5);
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assert.equal(v1, 4);
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assert.equal(v2, 5);
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assert.deepEqual(data.a.d, [4, 5]);
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});
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test('value method sets non-literal key', function() {
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var data = { "list": [ { "index": 0, "value": "default" }, { "index": 1, "value": "default" } ] };
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jp.value(data, '$.list[?(@.index == 1)].value', "test");
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assert.equal(data.list[1].value, "test");
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});
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test('paths with a count gets us back count many paths', function() {
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data = [ { a: [ 1, 2, 3 ], b: [ -1, -2, -3 ] }, { } ]
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paths = jp.paths(data, '$..*', 3)
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assert.deepEqual(paths, [ ['$', '0'], ['$', '1'], ['$', '0', 'a'] ]);
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});
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});
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