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index.js
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index.js
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import assert from "assert";
import Long from "../index.js";
var tests = [ // BEGIN TEST CASES
function testBasic() {
var longVal = new Long(0xFFFFFFFF, 0x7FFFFFFF);
assert.strictEqual(longVal.toNumber(), 9223372036854775807);
assert.strictEqual(longVal.toString(), "9223372036854775807");
var longVal2 = Long.fromValue(longVal);
assert.strictEqual(longVal2.toNumber(), 9223372036854775807);
assert.strictEqual(longVal2.toString(), "9223372036854775807");
assert.strictEqual(longVal2.unsigned, longVal.unsigned);
},
function testIsLong() {
var longVal = new Long(0xFFFFFFFF, 0x7FFFFFFF);
assert.strictEqual(Long.isLong(longVal), true);
longVal = { "__isLong__": true };
assert.strictEqual(Long.isLong(longVal), true);
},
function testToString() {
var longVal = Long.fromBits(0xFFFFFFFF, 0xFFFFFFFF, true);
// #10
assert.strictEqual(longVal.toString(16), "ffffffffffffffff");
assert.strictEqual(longVal.toString(10), "18446744073709551615");
assert.strictEqual(longVal.toString(8), "1777777777777777777777");
// #7, obviously wrong in goog.math.Long
assert.strictEqual(Long.fromString("zzzzzz", 36).toString(36), "zzzzzz");
assert.strictEqual(Long.fromString("-zzzzzz", 36).toString(36), "-zzzzzz");
},
function testToBytes() {
var longVal = Long.fromBits(0x01234567, 0x12345678);
assert.deepEqual(longVal.toBytesBE(), [
0x12, 0x34, 0x56, 0x78,
0x01, 0x23, 0x45, 0x67
]);
assert.deepEqual(longVal.toBytesLE(), [
0x67, 0x45, 0x23, 0x01,
0x78, 0x56, 0x34, 0x12
]);
},
function testFromBytes() {
var longVal = Long.fromBits(0x01234567, 0x12345678);
var ulongVal = Long.fromBits(0x01234567, 0x12345678, true);
assert.deepEqual(Long.fromBytes(longVal.toBytes()), longVal);
assert.deepEqual(Long.fromBytes([0x12, 0x34, 0x56, 0x78, 0x01, 0x23, 0x45, 0x67]), longVal);
assert.deepEqual(Long.fromBytes([0x12, 0x34, 0x56, 0x78, 0x01, 0x23, 0x45, 0x67], false, false), longVal);
assert.deepEqual(Long.fromBytes([0x67, 0x45, 0x23, 0x01, 0x78, 0x56, 0x34, 0x12], false, true), longVal);
assert.deepEqual(Long.fromBytes([0x67, 0x45, 0x23, 0x01, 0x78, 0x56, 0x34, 0x12], true, true), ulongVal);
},
function testUnsignedMinMax() {
assert.strictEqual(Long.MIN_VALUE.toString(), "-9223372036854775808");
assert.strictEqual(Long.MAX_VALUE.toString(), "9223372036854775807");
assert.strictEqual(Long.MAX_UNSIGNED_VALUE.toString(), "18446744073709551615");
},
function testUnsignedConstructNegint() {
var longVal = Long.fromInt(-1, true);
assert.strictEqual(longVal.low, -1);
assert.strictEqual(longVal.high, 0);
assert.strictEqual(longVal.unsigned, true);
assert.strictEqual(longVal.toNumber(), 4294967295);
assert.strictEqual(longVal.toString(), "4294967295");
},
function testUnsignedConstructHighLow() {
var longVal = new Long(0xFFFFFFFF, 0xFFFFFFFF, true);
assert.strictEqual(longVal.low, -1);
assert.strictEqual(longVal.high, -1);
assert.strictEqual(longVal.unsigned, true);
assert.strictEqual(longVal.toNumber(), 18446744073709551615);
assert.strictEqual(longVal.toString(), "18446744073709551615");
},
function testUnsignedConstructNumber() {
var longVal = Long.fromNumber(0xFFFFFFFFFFFFFFFF, true);
assert.strictEqual(longVal.low, -1);
assert.strictEqual(longVal.high, -1);
assert.strictEqual(longVal.unsigned, true);
assert.strictEqual(longVal.toNumber(), 18446744073709551615);
assert.strictEqual(longVal.toString(), "18446744073709551615");
},
function testUnsignedToSignedUnsigned() {
var longVal = Long.fromNumber(-1, false);
assert.strictEqual(longVal.toNumber(), -1);
longVal = longVal.toUnsigned();
assert.strictEqual(longVal.toNumber(), 0xFFFFFFFFFFFFFFFF);
assert.strictEqual(longVal.toString(16), 'ffffffffffffffff');
longVal = longVal.toSigned();
assert.strictEqual(longVal.toNumber(), -1);
},
function testUnsignedMaxSubMaxSigned() {
var longVal = Long.MAX_UNSIGNED_VALUE.subtract(Long.MAX_VALUE).subtract(Long.ONE);
assert.strictEqual(longVal.toNumber(), Long.MAX_VALUE.toNumber());
assert.strictEqual(longVal.toString(), Long.MAX_VALUE.toString());
},
function testUnsignedMaxSubMax() {
var longVal = Long.MAX_UNSIGNED_VALUE.subtract(Long.MAX_UNSIGNED_VALUE);
assert.strictEqual(longVal.low, 0);
assert.strictEqual(longVal.high, 0);
assert.strictEqual(longVal.unsigned, true);
assert.strictEqual(longVal.toNumber(), 0);
assert.strictEqual(longVal.toString(), "0");
},
function testUnsignedZeroSubSigned() {
var longVal = Long.fromInt(0, true).add(Long.fromInt(-1, false));
assert.strictEqual(longVal.low, -1);
assert.strictEqual(longVal.high, -1);
assert.strictEqual(longVal.unsigned, true);
assert.strictEqual(longVal.toNumber(), 18446744073709551615);
assert.strictEqual(longVal.toString(), "18446744073709551615");
},
function testUnsignedMaxDivMaxSigned() {
var longVal = Long.MAX_UNSIGNED_VALUE.div(Long.MAX_VALUE);
assert.strictEqual(longVal.toNumber(), 2);
assert.strictEqual(longVal.toString(), "2");
},
function testUnsignedDivMaxUnsigned() {
var longVal = Long.MAX_UNSIGNED_VALUE;
assert.strictEqual(longVal.div(longVal).toString(), '1');
},
function testUnsignedDivNegSigned() {
var a = Long.MAX_UNSIGNED_VALUE;
var b = Long.fromInt(-2);
assert.strictEqual(b.toUnsigned().toString(), Long.MAX_UNSIGNED_VALUE.sub(1).toString());
var longVal = a.div(b);
assert.strictEqual(longVal.toString(), '1');
},
function testUnsignedMinSignedDivOne() {
var longVal = Long.MIN_VALUE.div(Long.ONE);
assert.strictEqual(longVal.toString(), Long.MIN_VALUE.toString());
},
function testUnsignedMsbUnsigned() {
var longVal = Long.UONE.shiftLeft(63);
assert.strictEqual(longVal.notEquals(Long.MIN_VALUE), true);
assert.strictEqual(longVal.toString(), "9223372036854775808");
assert.strictEqual(Long.fromString("9223372036854775808", true).toString(), "9223372036854775808");
},
function testIssue31() {
var a = new Long(0, 8, true);
var b = Long.fromNumber(2656901066, true);
assert.strictEqual(a.unsigned, true);
assert.strictEqual(b.unsigned, true);
var x = a.div(b);
assert.strictEqual(x.toString(), '12');
assert.strictEqual(x.unsigned, true);
},
function testRotateLeft() {
var longVal = Long.fromBits(0x01234567, 0x89ABCDEF);
var longValL = Long.fromBits(0x12345678, 0x9ABCDEF0);
var longValR = Long.fromBits(0xF0123456, 0x789ABCDE);
var longValS = Long.fromBits(0x89ABCDEF, 0x01234567);
// little rotate
var v = longVal.rotateLeft(4);
assert.deepEqual(v, longValL);
// big rotate
v = longVal.rotateLeft(60);
assert.deepEqual(v, longValR);
// swap
v = longVal.rotateLeft(32);
assert.deepEqual(v, longValS);
},
function testRotateRight() {
var longVal = Long.fromBits(0x01234567, 0x89ABCDEF);
var longValL = Long.fromBits(0x12345678, 0x9ABCDEF0);
var longValR = Long.fromBits(0xF0123456, 0x789ABCDE);
var longValS = Long.fromBits(0x89ABCDEF, 0x01234567);
// little rotate
var v = longVal.rotateRight(4);
assert.deepEqual(v, longValR);
// big rotate
v = longVal.rotateRight(60);
assert.deepEqual(v, longValL);
// swap
v = longVal.rotateRight(32);
assert.deepEqual(v, longValS);
},
function testClzAndCtz() {
var longVal0 = Long.fromBits(0, 0);
var longVal1 = Long.fromBits(1, 0);
var longVal2 = Long.fromBits(0, 1);
var longVal3 = Long.fromBits(1, 1);
assert.deepEqual(longVal0.clz(), 64);
assert.deepEqual(longVal1.clz(), 63);
assert.deepEqual(longVal2.clz(), 31);
assert.deepEqual(longVal3.clz(), 31);
assert.deepEqual(longVal0.ctz(), 64);
assert.deepEqual(longVal1.ctz(), 0);
assert.deepEqual(longVal2.ctz(), 32);
assert.deepEqual(longVal3.ctz(), 0);
}
]; // END TEST CASES
console.log("Running our tests");
tests.forEach(function (fn) {
console.log("- " + fn.name);
try {
fn();
} catch (e) {
console.log("\nERROR: " + e + "\n");
process.exitCode = 1;
}
});
console.log();
console.log("Running closure library tests");
await (async function runClosureTests() {
var goog = (await import("./goog/base.js")).default;
goog.provide("goog.math");
goog.math.Long = Long;
await import("./goog/long_test.js");
Object.keys(goog.global).forEach(function (key) {
if (typeof goog.global[key] === "function") {
console.log("- " + key);
try {
goog.global[key]();
} catch (e) {
console.log("\nERROR: " + e + "\n");
process.exitCode = 1;
}
}
});
})();
console.log();
console.log("Check UMD fallback");
import { createRequire } from "module";
const require = createRequire(import.meta.url);
const LongUMD = require("../umd/");
assert(typeof LongUMD == "function");
assert("fromInt" in LongUMD);
console.log(LongUMD);