binconv
Version:
Binary converters for Blob, Uint8Array, ReadableStream, ArrayBuffer, string in JavaScript/TypeScript
260 lines • 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 };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
var assert = require("power-assert");
var mergeUint8Arrays_1 = require("../src/mergeUint8Arrays");
var base64ToUint8Array_1 = require("../src/base64ToUint8Array");
var readableStreamToUint8Array_1 = require("../src/readableStreamToUint8Array");
var blobToReadableStream_1 = require("../src/blobToReadableStream");
var blobToArrayBuffer_1 = require("../src/blobToArrayBuffer");
var blobToUint8Array_1 = require("../src/blobToUint8Array");
var stringToUint8Array_1 = require("../src/stringToUint8Array");
var stringToArrayBuffer_1 = require("../src/stringToArrayBuffer");
var readableStreamToBlob_1 = require("../src/readableStreamToBlob");
var uint8ArrayToBase64_1 = require("../src/uint8ArrayToBase64");
var uint8ArrayToHexString_1 = require("../src/uint8ArrayToHexString");
describe('mergeUint8Arrays', function () {
it('should merge empty array of Uint8Array', function () { return __awaiter(void 0, void 0, void 0, function () {
var arrays, actual, expect;
return __generator(this, function (_a) {
arrays = [];
actual = mergeUint8Arrays_1.mergeUint8Arrays(arrays);
expect = new Uint8Array([]);
assert.deepStrictEqual(actual, expect);
return [2];
});
}); });
it('should merge array of Uint8Array', function () { return __awaiter(void 0, void 0, void 0, function () {
var arrays, actual, expect;
return __generator(this, function (_a) {
arrays = [
new Uint8Array([1, 2, 3]),
new Uint8Array([4, 5, 6, 7]),
new Uint8Array([8, 9]),
];
actual = mergeUint8Arrays_1.mergeUint8Arrays(arrays);
expect = new Uint8Array([
1, 2, 3, 4, 5, 6, 7, 8, 9
]);
assert.deepStrictEqual(actual, expect);
return [2];
});
}); });
});
describe('base64ToUint8Array', function () {
it('should convert Base64 string to Uint8Array', function () { return __awaiter(void 0, void 0, void 0, function () {
var base64, actual, expect;
return __generator(this, function (_a) {
base64 = "TG9yZW0gaXBzdW0gZG9sb3Igc2l0IGFtZXQsIGFsdGVyYSBxdWlkYW0gaW4gcHJvLg==";
actual = base64ToUint8Array_1.base64ToUint8Array(base64);
expect = new Uint8Array([
76, 111, 114, 101, 109, 32, 105, 112, 115, 117, 109, 32, 100, 111, 108, 111, 114, 32, 115, 105, 116, 32, 97, 109, 101, 116, 44, 32, 97, 108, 116, 101, 114, 97, 32, 113, 117, 105, 100, 97, 109, 32, 105, 110, 32, 112, 114, 111, 46
]);
;
assert.deepStrictEqual(actual, expect);
return [2];
});
}); });
});
describe('readableStreamToUint8Array', function () {
it('should convert ReadableStream to Uint8Array', function () { return __awaiter(void 0, void 0, void 0, function () {
var readableStream, actual, expect;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
readableStream = new ReadableStream({
start: function (controller) {
controller.enqueue(new Uint8Array([1, 2, 3]));
controller.enqueue(new Uint8Array([4, 5, 6, 7]));
controller.enqueue(new Uint8Array([8, 9]));
controller.close();
}
});
return [4, readableStreamToUint8Array_1.readableStreamToUint8Array(readableStream)];
case 1:
actual = _a.sent();
expect = new Uint8Array([
1, 2, 3, 4, 5, 6, 7, 8, 9
]);
assert.deepStrictEqual(actual, expect);
return [2];
}
});
}); });
});
describe('blobToReadableStream', function () {
it('should convert blob to ReadableStream', function () { return __awaiter(void 0, void 0, void 0, function () {
var blob, readableStream, array, expect;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
blob = new Blob(["Lorem ipsum dolor sit amet, altera quidam in pro."]);
readableStream = blobToReadableStream_1.blobToReadableStream(blob);
return [4, readableStreamToUint8Array_1.readableStreamToUint8Array(readableStream)];
case 1:
array = _a.sent();
expect = new Uint8Array([
76, 111, 114, 101, 109, 32, 105, 112, 115, 117, 109, 32, 100, 111, 108, 111, 114, 32, 115, 105, 116, 32, 97, 109, 101, 116, 44, 32, 97, 108, 116, 101, 114, 97, 32, 113, 117, 105, 100, 97, 109, 32, 105, 110, 32, 112, 114, 111, 46
]);
assert.deepStrictEqual(array, expect);
return [2];
}
});
}); });
});
describe('blobToArrayBuffer', function () {
it('should convert blob to ArrayBuffer', function () { return __awaiter(void 0, void 0, void 0, function () {
var blob, actual, expect;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
blob = new Blob(["Lorem ipsum dolor sit amet, altera quidam in pro."]);
return [4, blobToArrayBuffer_1.blobToArrayBuffer(blob)];
case 1:
actual = _a.sent();
expect = new Uint8Array([
76, 111, 114, 101, 109, 32, 105, 112, 115, 117, 109, 32, 100, 111, 108, 111, 114, 32, 115, 105, 116, 32, 97, 109, 101, 116, 44, 32, 97, 108, 116, 101, 114, 97, 32, 113, 117, 105, 100, 97, 109, 32, 105, 110, 32, 112, 114, 111, 46
]).buffer;
assert.deepStrictEqual(actual, expect);
return [2];
}
});
}); });
});
describe('blobToUint8Array', function () {
it('should convert blob to Uint8Array', function () { return __awaiter(void 0, void 0, void 0, function () {
var blob, actual, expect;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
blob = new Blob(["Lorem ipsum dolor sit amet, altera quidam in pro."]);
return [4, blobToUint8Array_1.blobToUint8Array(blob)];
case 1:
actual = _a.sent();
expect = new Uint8Array([
76, 111, 114, 101, 109, 32, 105, 112, 115, 117, 109, 32, 100, 111, 108, 111, 114, 32, 115, 105, 116, 32, 97, 109, 101, 116, 44, 32, 97, 108, 116, 101, 114, 97, 32, 113, 117, 105, 100, 97, 109, 32, 105, 110, 32, 112, 114, 111, 46
]);
assert.deepStrictEqual(actual, expect);
return [2];
}
});
}); });
});
describe('stringToUint8Array', function () {
it('should convert string to Uint8Array', function () { return __awaiter(void 0, void 0, void 0, function () {
var string, actual, expect;
return __generator(this, function (_a) {
string = "Lorem ipsum dolor sit amet, altera quidam in pro.";
actual = stringToUint8Array_1.stringToUint8Array(string);
expect = new Uint8Array([
76, 111, 114, 101, 109, 32, 105, 112, 115, 117, 109, 32, 100, 111, 108, 111, 114, 32, 115, 105, 116, 32, 97, 109, 101, 116, 44, 32, 97, 108, 116, 101, 114, 97, 32, 113, 117, 105, 100, 97, 109, 32, 105, 110, 32, 112, 114, 111, 46
]);
assert.deepStrictEqual(actual, expect);
return [2];
});
}); });
});
describe('stringToArrayBuffer', function () {
it('should convert string to ArrayBuffer', function () { return __awaiter(void 0, void 0, void 0, function () {
var string, actual, expect;
return __generator(this, function (_a) {
string = "Lorem ipsum dolor sit amet, altera quidam in pro.";
actual = stringToArrayBuffer_1.stringToArrayBuffer(string);
expect = new Uint8Array([
76, 111, 114, 101, 109, 32, 105, 112, 115, 117, 109, 32, 100, 111, 108, 111, 114, 32, 115, 105, 116, 32, 97, 109, 101, 116, 44, 32, 97, 108, 116, 101, 114, 97, 32, 113, 117, 105, 100, 97, 109, 32, 105, 110, 32, 112, 114, 111, 46
]).buffer;
assert.deepStrictEqual(actual, expect);
return [2];
});
}); });
});
describe('readableStreamToBlob', function () {
it('should convert ReadableStream to Blob', function () { return __awaiter(void 0, void 0, void 0, function () {
var readableStream, actual, expect;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
readableStream = new ReadableStream({
start: function (controller) {
controller.enqueue(new Uint8Array([1, 2, 3]));
controller.enqueue(new Uint8Array([4, 5, 6, 7]));
controller.enqueue(new Uint8Array([8, 9]));
controller.close();
}
});
return [4, readableStreamToBlob_1.readableStreamToBlob(readableStream)];
case 1:
actual = _a.sent();
expect = new Blob([new Uint8Array([
1, 2, 3, 4, 5, 6, 7, 8, 9
])]);
assert.deepStrictEqual(actual, expect);
return [2];
}
});
}); });
});
describe('uint8ArrayToBase64', function () {
it('should convert Uint8Array to Base64', function () { return __awaiter(void 0, void 0, void 0, function () {
var array, actual, expect;
return __generator(this, function (_a) {
array = new Uint8Array([
76, 111, 114, 101, 109, 32, 105, 112, 115, 117, 109, 32, 100, 111, 108, 111, 114, 32, 115, 105, 116, 32, 97, 109, 101, 116, 44, 32, 97, 108, 116, 101, 114, 97, 32, 113, 117, 105, 100, 97, 109, 32, 105, 110, 32, 112, 114, 111, 46
]);
actual = uint8ArrayToBase64_1.uint8ArrayToBase64(array);
expect = "TG9yZW0gaXBzdW0gZG9sb3Igc2l0IGFtZXQsIGFsdGVyYSBxdWlkYW0gaW4gcHJvLg==";
assert.deepStrictEqual(actual, expect);
return [2];
});
}); });
});
describe('uint8ArrayToHexString', function () {
it('should convert Uint8Array to hex string', function () { return __awaiter(void 0, void 0, void 0, function () {
var array, actual, expect;
return __generator(this, function (_a) {
array = new Uint8Array([
76, 111, 114, 101, 109, 32, 105, 112, 115, 117, 109, 32, 100, 111, 108, 111, 114, 32, 115, 105, 116, 32, 97, 109, 101, 116, 44, 32, 97, 108, 116, 101, 114, 97, 32, 113, 117, 105, 100, 97, 109, 32, 105, 110, 32, 112, 114, 111, 46
]);
actual = uint8ArrayToHexString_1.uint8ArrayToHexString(array);
expect = "4c6f72656d20697073756d20646f6c6f722073697420616d65742c20616c746572612071756964616d20696e2070726f2e";
assert.deepStrictEqual(actual, expect);
return [2];
});
}); });
});
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