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2e54524955
PR-URL: https://github.com/nodejs/node/pull/35474 Reviewed-By: Ruy Adorno <ruyadorno@github.com> Reviewed-By: Ujjwal Sharma <ryzokuken@disroot.org> Reviewed-By: Ben Coe <bencoe@gmail.com> Reviewed-By: Geoffrey Booth <webmaster@geoffreybooth.com> Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Shelley Vohr <codebytere@gmail.com> Reviewed-By: Guy Bedford <guybedford@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
69 lines
1.7 KiB
JavaScript
69 lines
1.7 KiB
JavaScript
const t = require('tap')
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const stringify = require('../')
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t.test('basic sorting operation with default 2-space indent', t => {
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t.plan(1)
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t.matchSnapshot(stringify({
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z: 1,
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y: 'z',
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obj: { a: {}, b: 'x' },
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a: { b: 1, a: 2},
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yy: 'a',
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}), 'mix of objects and out of order keys')
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})
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t.test('throws same error on cycles as JSON.stringify', t => {
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t.plan(1)
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const cycle = { a: { b: { c: {} } } }
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cycle.a.b.c = cycle.a
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try {
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JSON.stringify(cycle)
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} catch (builtinEr) {
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t.throws(() => stringify(cycle), builtinEr, 'same error as builtin')
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}
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})
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t.test('spaces can be set', t => {
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t.plan(5)
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const obj = {
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z: 1,
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y: 'z',
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obj: { a: {}, b: 'x' },
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a: { b: 1, a: 2},
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yy: 'a',
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}
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t.matchSnapshot(stringify(obj, 0, '\t'), 'tab')
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t.matchSnapshot(stringify(obj, null, ' ^_^ '), 'space face')
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t.matchSnapshot(stringify(obj, false, 3), 'the number 3')
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t.matchSnapshot(stringify(obj, false, ''), 'empty string')
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t.matchSnapshot(stringify(obj, false, false), 'boolean false')
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})
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t.test('replacer function is used', t => {
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t.plan(1)
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const obj = {
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z: 1,
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y: 'z',
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obj: { a: {}, b: 'x' },
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a: { b: 1, a: { nested: true} },
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yy: 'a',
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}
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const replacer = (key, val) =>
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key === 'a' ? { hello: '📞 yes', 'this is': '🐕', ...val }
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: val
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t.matchSnapshot(stringify(obj, replacer), 'replace a val with phone doggo')
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})
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t.test('sort keys explicitly with a preference list', t => {
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t.plan(1)
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const obj = {
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z: 1,
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y: 'z',
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obj: { a: {}, b: 'x' },
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a: { b: 1, a: { nested: true} },
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yy: 'a',
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}
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const preference = ['obj', 'z', 'yy']
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t.matchSnapshot(stringify(obj, preference), 'replace a val with preferences')
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})
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