json-canonicalize
Version:
JSON canonicalize function
67 lines • 2.95 kB
JavaScript
// tslint:disable max-line-length
// tslint:disable no-magic-numbers
import { canonicalize } from '../canonicalize';
describe('json canonicalize', () => {
it('should canonicalize primary types', () => {
const obj = {
text: '你好',
num: 47734.12,
dt: new Date('2018-12-17T01:08:19.719Z'),
arr: [56, 'a', '12', { t: '455A', a: 123 }],
};
expect(canonicalize(obj)).toEqual('{"arr":[56,"a","12",{"a":123,"t":"455A"}],"dt":"2018-12-17T01:08:19.719Z","num":47734.12,"text":"你好"}');
});
it('should canonicalize object attribute undefined', () => {
const obj = {
text: undefined,
num: 47734.12,
dt: new Date('2018-12-17T01:08:19.719Z'),
arr: [56, 'a', '12', { t: '455A', a: 123 }],
};
expect(canonicalize(obj)).toEqual('{"arr":[56,"a","12",{"a":123,"t":"455A"}],"dt":"2018-12-17T01:08:19.719Z","num":47734.12}');
});
it('should canonicalize array item undefined', () => {
const obj = {
arr: [undefined, null, 56, 'a', '12', { t: '455A', a: 123 }],
};
expect(canonicalize(obj)).toEqual('{"arr":[null,null,56,"a","12",{"a":123,"t":"455A"}]}');
});
it('should throw error when canonicalize array item circular ref', () => {
const obj = {
arr: [undefined, null, 56, 'a', '12', { t: '455A', a: 123 }],
};
obj.arr.push(obj.arr);
expect(() => canonicalize(obj)).toThrowError('Circular reference detected');
});
it('should allow canonicalize array item circular ref', () => {
const obj = {
arr: [undefined, null, 56, 'a', '12', { t: '455A', a: 123 }],
};
obj.arr.push(obj.arr);
expect(canonicalize(obj, true)).toEqual('{"arr":[null,null,56,"a","12",{"a":123,"t":"455A"},"[Circular]"]}');
});
it('should throw error when canonicalize obj item circular ref', () => {
const obj = {
text: undefined,
num: 47734.12,
dt: new Date('2018-12-17T01:08:19.719Z'),
arr: [56, 'a', '12', { t: '455A', a: 123 }],
};
obj.cir = obj;
// expect(canonicalize(obj)).toEqual(
// '{"arr":[56,"a","12",{"a":123,"t":"455A"}],"dt":"2018-12-17T01:08:19.719Z","num":47734.12}'
// )
expect(() => canonicalize(obj)).toThrowError('Circular reference detected');
});
it('should allow canonicalize obj item circular ref', () => {
const obj = {
text: undefined,
num: 47734.12,
dt: new Date('2018-12-17T01:08:19.719Z'),
arr: [56, 'a', '12', { t: '455A', a: 123 }],
};
obj.cir = obj;
expect(canonicalize(obj, true)).toEqual('{"arr":[56,"a","12",{"a":123,"t":"455A"}],"cir":"[Circular]","dt":"2018-12-17T01:08:19.719Z","num":47734.12}');
});
});
//# sourceMappingURL=canonicalize.spec.js.map