embark-area-51/test/code_generator.js

64 lines
8.6 KiB
JavaScript

/*globals describe, it*/
let CodeGenerator = require('../lib/contracts/code_generator.js');
let assert = require('assert');
function replaceCRLF(string) {
return string.replace(/\r\n/g, '\n');
}
// TODO: instead 'eval' the code with a fake web3 object
// and check the generate code interacts as expected
describe('embark.CodeGenerator', function() {
this.timeout(0);
describe('#generateProvider', function() {
let generator = new CodeGenerator({contractsConfig: {"dappConnection": [ "$WEB3", "http://somehost:1234" ] }, contractsManager: {}});
it('should generate code to connect to a provider', function() {
var providerCode = 'function __reduce(arr, memo, iteratee, cb) {\n if (typeof cb !== \'function\') {\n if (typeof memo === \'function\' && typeof iteratee === \'function\') {\n cb = iteratee;\n iteratee = memo;\n memo = [];\n } else {\n throw new TypeError(\'expected callback to be a function\');\n }\n }\n\n if (!Array.isArray(arr)) {\n cb(new TypeError(\'expected an array\'));\n return;\n }\n\n if (typeof iteratee !== \'function\') {\n cb(new TypeError(\'expected iteratee to be a function\'));\n return;\n }\n\n (function next(i, acc) {\n if (i === arr.length) {\n cb(null, acc);\n return;\n }\n\n iteratee(acc, arr[i], function(err, val) {\n if (err) {\n cb(err);\n return;\n }\n next(i + 1, val);\n });\n })(0, memo);\n};\n\nfunction __isNewWeb3_1() {\n return (typeof(web3.version) === \"string\");\n};\n\nfunction __getAccounts(cb) {\n if (__isNewWeb3_1()) {\n web3.eth.getAccounts().then(function(accounts) {\n cb(null, accounts);\n }).catch(function(err) {\n cb(err);\n });\n return;\n }\n web3.eth.getAccounts(cb);\n};\n\nvar __mainContext = __mainContext || this;\n__mainContext.__LoadManager = function() { this.list = []; this.done = false; }\n__mainContext.__LoadManager.prototype.execWhenReady = function(cb) { if (this.done) { cb(); } else { this.list.push(cb) } }\n__mainContext.__LoadManager.prototype.doFirst = function(todo) { var self = this; todo(function() { self.done = true; self.list.map((x) => x.apply()) }) }\n__mainContext.__loadManagerInstance = new __mainContext.__LoadManager();\nvar whenEnvIsLoaded = function(cb) {\n if (typeof document !== \'undefined\' && document !== null && !/comp|inter|loaded/.test(document.readyState)) {\n document.addEventListener(\'DOMContentLoaded\', cb);\n } else {\n cb();\n }\n}\nwhenEnvIsLoaded(function(){\n __mainContext.__loadManagerInstance.doFirst(function(done) {\n __mainContext.web3 = undefined;\n__reduce([\"$WEB3\",\"http://somehost:1234\"],function(prev, value, next) {\n if (prev === false) {\n return next(null, false);\n }\n\n if (value === \'$WEB3\' && (typeof web3 !== \'undefined\' && typeof Web3 !== \'undefined\')) {\n web3.setProvider(web3.givenProvider);\n } else if (value !== \'$WEB3\' && (typeof Web3 !== \'undefined\' && ((typeof web3 === \'undefined\') || (typeof web3 !== \'undefined\' && (!web3.isConnected || (web3.isConnected && !web3.isConnected())))))) {\n if (value.indexOf(\'ws://\') >= 0) {\n web3.setProvider(new Web3.providers.WebsocketProvider(value));\n } else {\n web3.setProvider(new Web3.providers.HttpProvider(value));\n }\n } else if (value === \'$WEB3\') {\n return next(null, \'\');\n }\n\n __getAccounts(function(err, account) {\n if (err) {\n next(null, true)\n } else {\n next(null, false)\n }\n });\n}, function(err, _result) {\n __getAccounts(function(err, accounts) {\n web3.eth.defaultAccount = accounts[0];\n done();\n });\n});\n\n })\n});\n\n'
assert.strictEqual(replaceCRLF(generator.generateProvider()), providerCode);
});
});
describe('#generateContracts', function() {
let generator = new CodeGenerator({blockchainConfig: {}, contractsManager: {
contracts: {
SimpleStorage: {
abiDefinition: [{"constant":true,"inputs":[],"name":"storedData","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"x","type":"uint256"}],"name":"set","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"get","outputs":[{"name":"retVal","type":"uint256"}],"payable":false,"type":"function"},{"inputs":[{"name":"initialValue","type":"uint256"}],"type":"constructor"}],
gasEstimates: 12000,
deployedAddress: "0x123",
code: '12345'
},
Foo: {
abiDefinition: [{"constant":true,"inputs":[],"name":"storedData","outputs":[{"name":"","type":"uint256"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"x","type":"uint256"}],"name":"set","outputs":[],"payable":false,"type":"function"},{"constant":true,"inputs":[],"name":"get","outputs":[{"name":"retVal","type":"uint256"}],"payable":false,"type":"function"},{"inputs":[{"name":"initialValue","type":"uint256"}],"type":"constructor"}],
gasEstimates: 12000,
deployedAddress: "0x124",
code: '123456'
}
}
}});
describe('with EmbarkJS', function() {
let withEmbarkJS = true;
it('should generate contract code', function() {
var contractCode = "\n__mainContext.__loadManagerInstance.execWhenReady(function() {\n __mainContext.SimpleStorage = new EmbarkJS.Contract({abi: [{\"constant\":true,\"inputs\":[],\"name\":\"storedData\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"x\",\"type\":\"uint256\"}],\"name\":\"set\",\"outputs\":[],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"get\",\"outputs\":[{\"name\":\"retVal\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"inputs\":[{\"name\":\"initialValue\",\"type\":\"uint256\"}],\"type\":\"constructor\"}], address: '0x123', code: '12345', gasEstimates: 12000});\n\n});\n__mainContext.__loadManagerInstance.execWhenReady(function() {\n __mainContext.Foo = new EmbarkJS.Contract({abi: [{\"constant\":true,\"inputs\":[],\"name\":\"storedData\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"x\",\"type\":\"uint256\"}],\"name\":\"set\",\"outputs\":[],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"get\",\"outputs\":[{\"name\":\"retVal\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"inputs\":[{\"name\":\"initialValue\",\"type\":\"uint256\"}],\"type\":\"constructor\"}], address: '0x124', code: '123456', gasEstimates: 12000});\n\n});\n";
assert.strictEqual(replaceCRLF(generator.generateContracts(withEmbarkJS)), contractCode);
});
});
describe('with default interface', function() {
let withEmbarkJS = false;
it('should generate contract code', function() {
var contractCode = "\n__mainContext.__loadManagerInstance.execWhenReady(function() {\n SimpleStorageAbi = [{\"constant\":true,\"inputs\":[],\"name\":\"storedData\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"x\",\"type\":\"uint256\"}],\"name\":\"set\",\"outputs\":[],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"get\",\"outputs\":[{\"name\":\"retVal\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"inputs\":[{\"name\":\"initialValue\",\"type\":\"uint256\"}],\"type\":\"constructor\"}];\nSimpleStorage = new web3.eth.Contract(SimpleStorageAbi);\nSimpleStorage.options.address = '0x123';\nSimpleStorage.address = '0x123';\nSimpleStorage.options.from = web3.eth.defaultAccount;\n\n\n});\n__mainContext.__loadManagerInstance.execWhenReady(function() {\n FooAbi = [{\"constant\":true,\"inputs\":[],\"name\":\"storedData\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"x\",\"type\":\"uint256\"}],\"name\":\"set\",\"outputs\":[],\"payable\":false,\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"get\",\"outputs\":[{\"name\":\"retVal\",\"type\":\"uint256\"}],\"payable\":false,\"type\":\"function\"},{\"inputs\":[{\"name\":\"initialValue\",\"type\":\"uint256\"}],\"type\":\"constructor\"}];\nFoo = new web3.eth.Contract(FooAbi);\nFoo.options.address = '0x124';\nFoo.address = '0x124';\nFoo.options.from = web3.eth.defaultAccount;\n\n\n});\n";
assert.strictEqual(replaceCRLF(generator.generateContracts(withEmbarkJS)), contractCode);
});
});
});
//describe('#generateABI', function() {
//});
});