fast-check
Version:
Property based testing framework for JavaScript (like QuickCheck)
67 lines (66 loc) • 3.05 kB
JavaScript
Object.defineProperty(exports, "__esModule", { value: true });
exports.getOrCreateLowerAlphaArbitrary = getOrCreateLowerAlphaArbitrary;
exports.getOrCreateLowerAlphaNumericArbitrary = getOrCreateLowerAlphaNumericArbitrary;
exports.getOrCreateAlphaNumericPercentArbitrary = getOrCreateAlphaNumericPercentArbitrary;
const oneof_1 = require("../../oneof");
const mapToConstant_1 = require("../../mapToConstant");
const globals_1 = require("../../../utils/globals");
const string_1 = require("../../string");
const SMap = Map;
const safeStringFromCharCode = String.fromCharCode;
const lowerCaseMapper = { num: 26, build: (v) => safeStringFromCharCode(v + 0x61) };
const upperCaseMapper = { num: 26, build: (v) => safeStringFromCharCode(v + 0x41) };
const numericMapper = { num: 10, build: (v) => safeStringFromCharCode(v + 0x30) };
function percentCharArbMapper(c) {
const encoded = (0, globals_1.encodeURIComponent)(c);
return c !== encoded ? encoded : `%${(0, globals_1.safeNumberToString)((0, globals_1.safeCharCodeAt)(c, 0), 16)}`;
}
function percentCharArbUnmapper(value) {
if (typeof value !== 'string') {
throw new Error('Unsupported');
}
const decoded = decodeURIComponent(value);
return decoded;
}
const percentCharArb = () => (0, string_1.string)({ unit: 'binary', minLength: 1, maxLength: 1 }).map(percentCharArbMapper, percentCharArbUnmapper);
let lowerAlphaArbitrary = undefined;
function getOrCreateLowerAlphaArbitrary() {
if (lowerAlphaArbitrary === undefined) {
lowerAlphaArbitrary = (0, mapToConstant_1.mapToConstant)(lowerCaseMapper);
}
return lowerAlphaArbitrary;
}
let lowerAlphaNumericArbitraries = undefined;
function getOrCreateLowerAlphaNumericArbitrary(others) {
if (lowerAlphaNumericArbitraries === undefined) {
lowerAlphaNumericArbitraries = new SMap();
}
let match = (0, globals_1.safeMapGet)(lowerAlphaNumericArbitraries, others);
if (match === undefined) {
match = (0, mapToConstant_1.mapToConstant)(lowerCaseMapper, numericMapper, {
num: others.length,
build: (v) => others[v],
});
(0, globals_1.safeMapSet)(lowerAlphaNumericArbitraries, others, match);
}
return match;
}
function buildAlphaNumericArbitrary(others) {
return (0, mapToConstant_1.mapToConstant)(lowerCaseMapper, upperCaseMapper, numericMapper, {
num: others.length,
build: (v) => others[v],
});
}
let alphaNumericPercentArbitraries = undefined;
function getOrCreateAlphaNumericPercentArbitrary(others) {
if (alphaNumericPercentArbitraries === undefined) {
alphaNumericPercentArbitraries = new SMap();
}
let match = (0, globals_1.safeMapGet)(alphaNumericPercentArbitraries, others);
if (match === undefined) {
match = (0, oneof_1.oneof)({ weight: 10, arbitrary: buildAlphaNumericArbitrary(others) }, { weight: 1, arbitrary: percentCharArb() });
(0, globals_1.safeMapSet)(alphaNumericPercentArbitraries, others, match);
}
return match;
}
;