yaml-ast-parser-custom-tags/dist/test/characterSet.test.js

This is a custom maintained fork specifically for the YAML Language server.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const chai_1 = require("chai");
const YAML = require("../src/");
const util = require("./testUtil");
suite('YAML Syntax', () => {
    test('Allow astral characters', function () {
        const key = '𝑘𝑒𝑦';
        const value = '𝑣𝑎𝑙𝑢𝑒';
        const document = YAML.safeLoad(`${key}: ${value}`);
        chai_1.assert.deepEqual(document.mappings[0].key.value, key);
        chai_1.assert.deepEqual(document.mappings[0].value.value, value);
    });
    test('Forbid non-printable characters', function () {
        testErrors('\x01', [{
                line: 1,
                column: 0,
                message: 'the stream contains non-printable characters',
                isWarning: false
            }]);
        testErrors('\x7f', [{
                line: 1,
                column: 0,
                message: 'the stream contains non-printable characters',
                isWarning: false
            }]);
        testErrors('\x9f', [{
                line: 1,
                column: 0,
                message: 'the stream contains non-printable characters',
                isWarning: false
            }]);
    });
    test('Forbid lone surrogates', function () {
        testErrors('\udc00\ud800', [{
                line: 1,
                column: 0,
                message: 'the stream contains non-printable characters',
                isWarning: false
            }]);
    });
    test('Allow non-printable characters inside quoted scalars', function () {
        const key = '"\x7f\x9f\udc00\ud800"';
        const document = YAML.safeLoad(key);
        chai_1.assert.deepEqual(document.value, '\x7f\x9f\udc00\ud800');
    });
    test('Forbid control sequences inside quoted scalars', function () {
        testErrors('"\x03"', [{
                line: 0,
                column: 2,
                message: 'expected valid JSON character',
                isWarning: false
            }]);
    });
});
function testErrors(input, expectedErrors) {
    util.testErrors(input, expectedErrors);
}
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