var expect = require("chai").expect; var bufferEqual = require("buffer-equal"); var bitmessage = require("./lib"); var Address = bitmessage.Address; var varint = require("./lib/varint"); var bmcrypto = require("./lib/crypto"); describe("var_int", function() { it("should decode", function() { var res; expect(varint.decode.bind(null, Buffer([]))).to.throw(Error); expect(varint.decode.bind(null, Buffer("fd00", "hex"))).to.throw(Error); res = varint.decode(Buffer([123])); expect(res.value).to.equal(123); expect(res.length).to.equal(1); expect(bufferEqual(res.rest, Buffer([]))).to.be.true; res = varint.decode(Buffer("fd123456", "hex")); expect(res.value).to.equal(0x1234); expect(res.length).to.equal(3); expect(bufferEqual(res.rest, Buffer("56", "hex"))).to.be.true; res = varint.decode(Buffer("fe1234567890", "hex")); expect(res.value).to.equal(0x12345678); expect(res.length).to.equal(5); expect(bufferEqual(res.rest, Buffer("90", "hex"))).to.be.true; res = varint.decode(Buffer("ff0000001234567890", "hex")); expect(res.value == 0x1234567890).to.be.true; expect(res.length).to.equal(9); expect(res.rest.length).to.equal(0); }); it("should check for lowest length on decode", function() { expect(varint.decode.bind(null, Buffer("fd00fc", "hex"))).to.throw(Error); expect(varint.decode.bind(null, Buffer("fe0000ffff", "hex"))).to.throw(Error); expect(varint.decode.bind(null, Buffer("ff00000000ffffffff", "hex"))).to.throw(Error); }); }); describe("Crypto", function() { it("should implement SHA-512 hash", function() { return bmcrypto.sha512(Buffer("test")).then(function(res) { expect(res.toString("hex")).to.equal("ee26b0dd4af7e749aa1a8ee3c10ae9923f618980772e473f8819a5d4940e0db27ac185f8a0e1d5f84f88bc887fd67b143732c304cc5fa9ad8e6f57f50028a8ff"); }); }); it("should implement RIPEMD-160 hash", function() { return bmcrypto.ripemd160(Buffer("test")).then(function(res) { expect(res.toString("hex")).to.equal("5e52fee47e6b070565f74372468cdc699de89107"); }); }); }); describe("Address", function() { it("should decode Bitmessage address", function() { return Address.decode("BM-2cTux3PGRqHTEH6wyUP2sWeT4LrsGgy63z") .then(function(addr) { expect(addr.version).to.equal(4); expect(addr.stream).to.equal(1); expect(bufferEqual(addr.ripe, Buffer("003ab6655de4bd8c603eba9b00dd5970725fdd56", "hex"))).to.be.true; }); }); it("should decode Bitmessage address badly formatted", function() { return Address.decode(" 2cTux3PGRqHTEH6wyUP2sWeT4LrsGgy63z ") .then(function(addr) { expect(addr.version).to.equal(4); expect(addr.stream).to.equal(1); expect(bufferEqual(addr.ripe, Buffer("003ab6655de4bd8c603eba9b00dd5970725fdd56", "hex"))).to.be.true; }); }); });