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Close #19: Add coinchoose.com as alternative technical source
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| 'use strict'; | ||
|
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| var _ = require('lodash'), | ||
| request = require('../../utils/request'), | ||
| Module =require('../../Module'); | ||
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| module.exports = Module.extend({ | ||
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| defaults: { | ||
| interval: 6 * 60 * 60 * 1e3, | ||
| coin: 'BTC' | ||
| }, | ||
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| viewId: 'technical', | ||
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| initialize: function () { | ||
| var self = this; | ||
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| self.title = 'Coinchoose.com - ' + self.config.coin; | ||
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| setInterval(function () { self.updateStats(); }, self.config.interval); | ||
| self.updateStats(); | ||
| }, | ||
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| updateStats: function () { | ||
| var self = this; | ||
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| request('http://www.coinchoose.com/api.php?base=BTC').then(function (response) { | ||
| var coin = _.find(response, function (coin) { | ||
| return coin.symbol === self.config.coin; | ||
| }); | ||
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| if (coin) { | ||
| self.app.logger.debug('%s - fetched data from coinchoose.com', self.id, JSON.stringify(response)); | ||
| self.set({ | ||
| coin: self.config.coin, | ||
| algorithm: coin.algo, | ||
| blockReward: parseFloat(coin.reward), | ||
| probability: 1 / (4295032833 * parseFloat(coin.difficulty)), | ||
| difficulty: parseFloat(coin.difficulty), | ||
| networkHashrate: parseFloat(coin.networkhashrate) / 1e6, | ||
| blockChainLength: parseFloat(coin.currentBlocks), | ||
| timeBetweenBlocks: parseFloat(coin.minBlockTime) | ||
| }); | ||
| } else { | ||
| self.app.logger.info('%s - error fetching data from coinchoose.com', self.id, 'Coin ' + self.config.coin + ' not found'); | ||
| } | ||
| }).catch(function (err) { | ||
| self.app.logger.info('%s - error fetching data from coinchoose.com', self.id, err.toString()); | ||
| }); | ||
| } | ||
| }); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,111 @@ | ||
| 'use strict'; | ||
|
|
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| var SandboxedModule = require('sandboxed-module'), | ||
| Bluebird = require('bluebird'), | ||
| coinchooseResponse = [ | ||
| { | ||
| symbol:'ALF', | ||
| name:'Alphacoin', | ||
| algo:'scrypt', | ||
| currentBlocks:'561272', | ||
| difficulty:'2', | ||
| reward:'50', | ||
| minBlockTime:'0.5', | ||
| networkhashrate:'106463482' | ||
| }, | ||
| { | ||
| symbol:'BTC', | ||
| name:'Bitcoin', | ||
| algo:'SHA-256', | ||
| currentBlocks:'12345', | ||
| difficulty:'1.5', | ||
| reward:'25', | ||
| minBlockTime:'10', | ||
| networkhashrate:'100000000000' | ||
| } | ||
| ]; | ||
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| describe('modules/technical/coinchooseCom', function () { | ||
| var requestStub, | ||
| Coinchoose, | ||
| app; | ||
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| beforeEach(function () { | ||
| requestStub = sinon.stub(), | ||
| Coinchoose = SandboxedModule.require('../../../../../lib/modules/technical/coinchooseCom', { | ||
| requires: { | ||
| '../../utils/request': requestStub | ||
| } | ||
| }); | ||
| app = { logger: { debug: sinon.stub(), info: sinon.stub() } }; | ||
| }); | ||
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| it('should get data from coinchoose correctly', function (done) { | ||
| var coinchoose; | ||
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| requestStub.withArgs('http://www.coinchoose.com/api.php?base=BTC').returns(Bluebird.resolve(coinchooseResponse)); | ||
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| coinchoose = new Coinchoose(app, { coin: 'ALF' }); | ||
| coinchoose.on('change', function () { | ||
| setImmediate(function () { | ||
| expect(app.logger.debug).to.have.been.calledOnce; | ||
| expect(app.logger.debug).to.have.been.calledWith( | ||
| '%s - fetched data from coinchoose.com', | ||
| coinchoose.id, | ||
| JSON.stringify(coinchooseResponse) | ||
| ); | ||
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| expect(coinchoose.toJSON()).to.deep.equal({ | ||
| coin: 'ALF', | ||
| algorithm: 'scrypt', | ||
| blockReward: 50, | ||
| probability: 1 / (4295032833 * 2), | ||
| difficulty: 2, | ||
| networkHashrate: 106.463482, | ||
| blockChainLength: 561272, | ||
| timeBetweenBlocks: 0.5 | ||
| }); | ||
|
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| done(); | ||
| }); | ||
| }); | ||
| }); | ||
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| it('should log if the coin could not be found', function (done) { | ||
| var coinchoose; | ||
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| requestStub.withArgs('http://www.coinchoose.com/api.php?base=BTC').returns(Bluebird.resolve(coinchooseResponse)); | ||
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| coinchoose = new Coinchoose(app, { coin: 'PPC' }); | ||
| setTimeout(function () { | ||
| expect(coinchoose.toJSON()).to.be.empty; | ||
| expect(app.logger.info).to.have.been.calledOnce; | ||
| expect(app.logger.info).to.have.been.calledWith('%s - error fetching data from coinchoose.com', coinchoose.id, 'Coin PPC not found'); | ||
| done(); | ||
| }, 10); | ||
| }); | ||
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| it('should log if the request errors', function (done) { | ||
| var err = new Error('Test Error'), | ||
| coinchoose; | ||
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| requestStub.withArgs('http://www.coinchoose.com/api.php?base=BTC').returns(Bluebird.reject(err)); | ||
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| coinchoose = new Coinchoose(app); | ||
| setTimeout(function () { | ||
| expect(coinchoose.toJSON()).to.be.empty; | ||
| expect(app.logger.info).to.have.been.calledOnce; | ||
| expect(app.logger.info).to.have.been.calledWith('%s - error fetching data from coinchoose.com', coinchoose.id, err.toString()); | ||
| done(); | ||
| }, 10); | ||
| }); | ||
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| it('should have the title set correctly', function () { | ||
| var coinchoose; | ||
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| requestStub.withArgs('http://www.coinchoose.com/api.php?base=BTC').returns(Bluebird.resolve(coinchooseResponse)); | ||
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| coinchoose = new Coinchoose(app); | ||
| expect(coinchoose.title).to.equal('Coinchoose.com - BTC'); | ||
| }); | ||
| }); |