jsonbinpack
Version:
A space-efficient schema-driven binary JSON serialization format based on JSON Schema
149 lines (148 loc) • 7.14 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __values = (this && this.__values) || function(o) {
var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
if (m) return m.call(o);
if (o && typeof o.length === "number") return {
next: function () {
if (o && i >= o.length) o = void 0;
return { value: o && o[i++], done: !o };
}
};
throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
var e_1, _a;
Object.defineProperty(exports, "__esModule", { value: true });
var tap_1 = __importDefault(require("tap"));
var util_1 = require("util");
var fs_1 = require("fs");
var path_1 = require("path");
var lib_1 = require("../../lib");
var schema_1 = require("../../lib/schema");
var preprocessor_1 = require("../../lib/preprocessor");
var TEST_DIRECTORY = __dirname;
var SRC_TEST_DIRECTORY = path_1.resolve(__dirname, '..', '..', '..', 'test', 'e2e');
var safeReadFile = function (filePath) {
try {
return fs_1.readFileSync(filePath, 'utf8');
}
catch (error) {
if (error.code === 'ENOENT') {
return null;
}
throw error;
}
};
var writeResult = function (testCase, type, name, value) {
var destination = path_1.resolve(SRC_TEST_DIRECTORY, testCase, type, name);
var currentContent = safeReadFile(destination);
if (typeof currentContent === 'string' &&
util_1.isDeepStrictEqual(JSON.parse(currentContent), value)) {
return;
}
var content = JSON.stringify(value, null, 2);
fs_1.writeFileSync(destination, content + "\n", 'utf8');
};
var _loop_1 = function (testCase) {
var e_2, _d;
var testCasePath = path_1.resolve(TEST_DIRECTORY, testCase);
if (!fs_1.statSync(testCasePath).isDirectory()) {
return "continue";
}
var types = ['schema-driven', 'schema-less'];
var _loop_2 = function (type) {
tap_1.default.test(testCase + " (" + type + ")", function (test) { return __awaiter(void 0, void 0, void 0, function () {
var schema, value, encodingSchema, encoding, buffer, result, size;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
schema = type === 'schema-driven'
? JSON.parse(fs_1.readFileSync(path_1.resolve(testCasePath, type, 'schema.json'), 'utf8'))
: {};
value = JSON.parse(fs_1.readFileSync(path_1.resolve(testCasePath, 'document.json'), 'utf8'));
return [4, preprocessor_1.preprocessSchema(schema)];
case 1:
encodingSchema = _a.sent();
test.true(schema_1.validateSchema(encodingSchema, value));
return [4, lib_1.compileSchema(schema)];
case 2:
encoding = _a.sent();
writeResult(testCase, type, 'encoding.json', encoding);
writeResult(testCase, type, 'canonical.json', encodingSchema);
buffer = lib_1.serialize(encoding, value);
result = lib_1.deserialize(encoding, buffer);
fs_1.writeFileSync(path_1.resolve(SRC_TEST_DIRECTORY, testCase, type, 'output.bin'), buffer);
size = String(buffer.length);
fs_1.writeFileSync(path_1.resolve(SRC_TEST_DIRECTORY, testCase, type, 'size'), size + "\n", 'utf8');
test.strictSame(value, result);
test.end();
return [2];
}
});
}); });
};
try {
for (var types_1 = (e_2 = void 0, __values(types)), types_1_1 = types_1.next(); !types_1_1.done; types_1_1 = types_1.next()) {
var type = types_1_1.value;
_loop_2(type);
}
}
catch (e_2_1) { e_2 = { error: e_2_1 }; }
finally {
try {
if (types_1_1 && !types_1_1.done && (_d = types_1.return)) _d.call(types_1);
}
finally { if (e_2) throw e_2.error; }
}
};
try {
for (var _b = __values(fs_1.readdirSync(TEST_DIRECTORY)), _c = _b.next(); !_c.done; _c = _b.next()) {
var testCase = _c.value;
_loop_1(testCase);
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
}
finally { if (e_1) throw e_1.error; }
}