2015-03-24 20:02:07 +01:00
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/**
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* Copyright 2015 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var should = require("should");
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var path = require('path');
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2015-04-14 19:41:48 +02:00
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var fs = require('fs-extra');
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2015-03-24 20:02:07 +01:00
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var sinon = require("sinon");
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var fileNode = require("../../../../nodes/core/storage/50-file.js");
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var helper = require("../../helper.js");
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describe('file Nodes', function() {
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describe('file out Node', function() {
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var resourcesDir = path.join(__dirname,"..","..","..","resources");
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var fileToTest = path.join(resourcesDir,"50-file-test-file.txt");
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var wait = 150;
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beforeEach(function(done) {
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2015-04-14 19:41:48 +02:00
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//fs.writeFileSync(fileToTest, "File message line 1\File message line 2\n");
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2015-03-24 20:02:07 +01:00
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helper.startServer(done);
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});
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afterEach(function(done) {
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helper.unload().then(function() {
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//fs.unlinkSync(fileToTest);
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helper.stopServer(done);
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});
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});
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it('should be loaded', function(done) {
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest, "appendNewline":true, "overwriteFile":true}];
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helper.load(fileNode, flow, function() {
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var fileNode1 = helper.getNode("fileNode1");
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fileNode1.should.have.property('name', 'fileNode');
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done();
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});
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});
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it('should write to a file', function(done) {
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest, "appendNewline":false, "overwriteFile":true}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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n1.emit("input", {payload:"test"});
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setTimeout(function() {
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var f = fs.readFileSync(fileToTest);
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f.should.have.length(4);
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fs.unlinkSync(fileToTest);
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done();
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},wait);
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});
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});
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it('should append to a file and add newline', function(done) {
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest, "appendNewline":true, "overwriteFile":false}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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n1.emit("input", {payload:"test2"}); // string
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setTimeout(function() {
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n1.emit("input", {payload:true}); // boolean
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2016-04-24 18:41:22 +02:00
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},30);
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setTimeout(function() {
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n1.emit("input", {payload:999}); // number
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},60);
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setTimeout(function() {
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n1.emit("input", {payload:[2]}); // object (array)
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},90);
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setTimeout(function() {
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var f = fs.readFileSync(fileToTest).toString();
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f.should.have.length(19);
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f.should.equal("test2\ntrue\n999\n[2]\n");
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done();
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},wait);
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});
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});
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it('should use msg.filename if filename not set in node', function(done) {
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "appendNewline":true, "overwriteFile":true}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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n1.emit("input", {payload:"fine", filename:fileToTest});
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setTimeout(function() {
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var f = fs.readFileSync(fileToTest).toString();
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f.should.have.length(5);
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f.should.equal("fine\n");
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done();
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},wait);
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});
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});
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it('should be able to delete the file', function(done) {
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest, "appendNewline":false, "overwriteFile":"delete"}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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n1.emit("input", {payload:"fine"});
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setTimeout(function() {
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try {
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var f = fs.readFileSync(fileToTest).toString();
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f.should.not.equal("fine");
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//done();
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}
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catch(e) {
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e.code.should.equal("ENOENT");
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done();
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}
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},wait);
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});
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});
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it('should warn if filename not set', function(done) {
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "appendNewline":true, "overwriteFile":false}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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n1.emit("input", {payload:"nofile"});
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setTimeout(function() {
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try {
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2015-04-14 19:41:48 +02:00
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var f = fs.readFileSync(fileToTest).toString();
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f.should.not.equal("fine");
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//done();
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}
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catch(e) {
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var logEvents = helper.log().args.filter(function(evt) {
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return evt[0].type == "file";
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});
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//console.log(logEvents);
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logEvents.should.have.length(1);
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logEvents[0][0].should.have.a.property('msg');
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2015-05-10 22:47:22 +02:00
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logEvents[0][0].msg.toString().should.equal("file.errors.nofilename");
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done();
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}
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},wait);
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});
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});
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it('ignore a missing payload', function(done) {
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest, "appendNewline":true, "overwriteFile":false}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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setTimeout(function() {
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try {
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2015-04-14 19:41:48 +02:00
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var f = fs.readFileSync(fileToTest).toString();
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f.should.not.equal("fine");
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//done();
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}
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catch(e) {
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var logEvents = helper.log().args.filter(function(evt) {
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return evt[0].type == "file";
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});
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//console.log(logEvents);
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logEvents.should.have.length(0);
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done();
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}
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},wait);
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n1.emit("input", {topic:"test"});
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});
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});
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it('should fail to write to a ro file', function(done) {
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// Stub file write so we can make writes fail
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var spy = sinon.stub(fs, 'writeFile', function(arg1,arg2,arg3,arg4) {
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arg4(new Error("Stub error message"));
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});
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest, "appendNewline":false, "overwriteFile":true}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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setTimeout(function() {
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try {
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var logEvents = helper.log().args.filter(function(evt) {
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return evt[0].type == "file";
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});
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//console.log(logEvents);
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logEvents.should.have.length(1);
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logEvents[0][0].should.have.a.property('msg');
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2015-05-10 22:47:22 +02:00
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logEvents[0][0].msg.toString().should.startWith("file.errors.writefail");
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done();
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}
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catch(e) { done(e); }
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finally { fs.writeFile.restore(); }
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},wait);
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n1.receive({payload:"test"});
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});
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});
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it('should fail to append to a ro file', function(done) {
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// Stub file write so we can make writes fail
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var spy = sinon.stub(fs, 'appendFile', function(arg,arg2,arg3,arg4){ arg4(new Error("Stub error message")); });
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest, "appendNewline":true, "overwriteFile":false}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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setTimeout(function() {
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try {
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var logEvents = helper.log().args.filter(function(evt) {
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return evt[0].type == "file";
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});
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//console.log(logEvents);
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logEvents.should.have.length(1);
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logEvents[0][0].should.have.a.property('msg');
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2015-05-10 22:47:22 +02:00
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logEvents[0][0].msg.toString().should.startWith("file.errors.appendfail");
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done();
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}
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catch(e) { done(e); }
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finally { fs.appendFile.restore(); }
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},wait);
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n1.receive({payload:"test2"});
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});
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});
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it('should cope with failing to delete a file', function(done) {
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// Stub file write so we can make writes fail
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var spy = sinon.stub(fs, 'unlink', function(arg,arg2){ arg2(new Error("Stub error message")); });
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest, "appendNewline":true, "overwriteFile":"delete"}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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setTimeout(function() {
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try {
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var logEvents = helper.log().args.filter(function(evt) {
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return evt[0].type == "file";
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});
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//console.log(logEvents);
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logEvents.should.have.length(1);
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logEvents[0][0].should.have.a.property('msg');
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2015-05-10 22:47:22 +02:00
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logEvents[0][0].msg.toString().should.startWith("file.errors.deletefail");
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2015-03-24 20:02:07 +01:00
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done();
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}
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catch(e) { done(e); }
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finally { fs.unlink.restore(); }
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},wait);
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n1.receive({payload:"test2"});
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});
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});
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2015-07-10 15:59:23 +02:00
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it('should fail to create a new directory if not asked to do so (append)', function(done) {
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// Stub file write so we can make writes fail
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var fileToTest2 = path.join(resourcesDir,"a","50-file-test-file.txt");
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//var spy = sinon.stub(fs, 'appendFile', function(arg,arg2,arg3,arg4){ arg4(new Error("Stub error message")); });
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest2, "appendNewline":true, "overwriteFile":false}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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setTimeout(function() {
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try {
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var logEvents = helper.log().args.filter(function(evt) {
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return evt[0].type == "file";
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});
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//console.log(logEvents);
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logEvents.should.have.length(1);
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logEvents[0][0].should.have.a.property('msg');
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logEvents[0][0].msg.toString().should.startWith("file.errors.appendfail");
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done();
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}
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catch(e) { done(e); }
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//finally { fs.appendFile.restore(); }
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},wait);
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n1.receive({payload:"test2"});
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});
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});
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it('should try to create a new directory if asked to do so (append)', function(done) {
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// Stub file write so we can make writes fail
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var fileToTest2 = path.join(resourcesDir,"a","50-file-test-file.txt");
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var spy = sinon.stub(fs, "ensureFile", function(arg1,arg2,arg3,arg4) { arg2(null); });
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest2, "appendNewline":true, "overwriteFile":false, "createDir":true}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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setTimeout(function() {
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try {
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var logEvents = helper.log().args.filter(function(evt) {
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return evt[0].type == "file";
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});
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//console.log(logEvents);
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logEvents.should.have.length(1);
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logEvents[0][0].should.have.a.property('msg');
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logEvents[0][0].msg.toString().should.startWith("file.errors.appendfail");
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done();
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}
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catch(e) { done(e); }
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finally { fs.ensureFile.restore(); }
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},wait);
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n1.receive({payload:"test2"});
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});
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});
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it('should fail to create a new directory if not asked to do so (overwrite)', function(done) {
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// Stub file write so we can make writes fail
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var fileToTest2 = path.join(resourcesDir,"a","50-file-test-file.txt");
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//var spy = sinon.stub(fs, 'appendFile', function(arg,arg2,arg3,arg4){ arg4(new Error("Stub error message")); });
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var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest2, "appendNewline":false, "overwriteFile":true}];
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helper.load(fileNode, flow, function() {
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var n1 = helper.getNode("fileNode1");
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setTimeout(function() {
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try {
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var logEvents = helper.log().args.filter(function(evt) {
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return evt[0].type == "file";
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});
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//console.log(logEvents);
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logEvents.should.have.length(1);
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logEvents[0][0].should.have.a.property('msg');
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logEvents[0][0].msg.toString().should.startWith("file.errors.writefail");
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|
done();
|
|
|
|
}
|
|
|
|
catch(e) { done(e); }
|
|
|
|
//finally { fs.appendFile.restore(); }
|
|
|
|
},wait);
|
|
|
|
n1.receive({payload:"test2"});
|
|
|
|
});
|
|
|
|
});
|
|
|
|
|
|
|
|
it('should try to create a new directory if asked to do so (overwrite)', function(done) {
|
|
|
|
// Stub file write so we can make writes fail
|
|
|
|
var fileToTest2 = path.join(resourcesDir,"a","50-file-test-file.txt");
|
|
|
|
var spy = sinon.stub(fs, "ensureFile", function(arg1,arg2,arg3,arg4){ arg2(null); });
|
|
|
|
|
|
|
|
var flow = [{id:"fileNode1", type:"file", name: "fileNode", "filename":fileToTest2, "appendNewline":true, "overwriteFile":true, "createDir":true}];
|
|
|
|
helper.load(fileNode, flow, function() {
|
|
|
|
var n1 = helper.getNode("fileNode1");
|
|
|
|
setTimeout(function() {
|
|
|
|
try {
|
|
|
|
var logEvents = helper.log().args.filter(function(evt) {
|
|
|
|
return evt[0].type == "file";
|
|
|
|
});
|
|
|
|
//console.log(logEvents);
|
|
|
|
logEvents.should.have.length(1);
|
|
|
|
logEvents[0][0].should.have.a.property('msg');
|
|
|
|
logEvents[0][0].msg.toString().should.startWith("file.errors.writefail");
|
|
|
|
done();
|
|
|
|
}
|
|
|
|
catch(e) { done(e); }
|
|
|
|
finally { fs.ensureFile.restore(); }
|
|
|
|
},wait);
|
|
|
|
n1.receive({payload:"test2"});
|
|
|
|
});
|
|
|
|
});
|
|
|
|
|
2015-03-24 20:02:07 +01:00
|
|
|
});
|
|
|
|
|
|
|
|
|
|
|
|
describe('file in Node', function() {
|
|
|
|
|
|
|
|
var resourcesDir = path.join(__dirname,"..","..","..","resources");
|
|
|
|
var fileToTest = path.join(resourcesDir,"50-file-test-file.txt");
|
|
|
|
var wait = 150;
|
|
|
|
|
|
|
|
beforeEach(function(done) {
|
2015-04-14 19:41:48 +02:00
|
|
|
fs.writeFileSync(fileToTest, "File message line 1\File message line 2\n");
|
2015-03-24 20:02:07 +01:00
|
|
|
helper.startServer(done);
|
|
|
|
});
|
|
|
|
|
|
|
|
afterEach(function(done) {
|
|
|
|
helper.unload().then(function() {
|
2015-04-14 19:41:48 +02:00
|
|
|
fs.unlinkSync(fileToTest);
|
2015-03-24 20:02:07 +01:00
|
|
|
helper.stopServer(done);
|
|
|
|
});
|
|
|
|
});
|
|
|
|
|
|
|
|
it('should be loaded', function(done) {
|
|
|
|
var flow = [{id:"fileInNode1", type:"file in", name: "fileInNode", "filename":fileToTest, "format":"utf8"}];
|
|
|
|
helper.load(fileNode, flow, function() {
|
|
|
|
var n1 = helper.getNode("fileInNode1");
|
|
|
|
n1.should.have.property('name', 'fileInNode');
|
|
|
|
done();
|
|
|
|
});
|
|
|
|
});
|
|
|
|
|
|
|
|
it('should read in a file and output a buffer', function(done) {
|
|
|
|
var flow = [{id:"fileInNode1", type:"file in", name: "fileInNode", "filename":fileToTest, "format":"", wires:[["n2"]]},
|
|
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(fileNode, flow, function() {
|
|
|
|
var n1 = helper.getNode("fileInNode1");
|
|
|
|
var n2 = helper.getNode("n2");
|
|
|
|
n2.on("input", function(msg) {
|
|
|
|
msg.should.have.property('payload');
|
|
|
|
msg.payload.should.have.length(39).and.be.a.Buffer;
|
|
|
|
msg.payload.toString().should.equal("File message line 1\File message line 2\n");
|
|
|
|
done();
|
|
|
|
});
|
|
|
|
n1.receive({payload:""});
|
|
|
|
});
|
|
|
|
});
|
|
|
|
|
|
|
|
// Commented out to make build pass on node v.0.8 - reinstate when we drop 0.8 support...
|
|
|
|
//it('should read in a file and output a utf8 string', function(done) {
|
|
|
|
//var flow = [{id:"fileInNode1", type:"file in", name: "fileInNode", "filename":fileToTest, "format":"utf8", wires:[["n2"]]},
|
|
|
|
//{id:"n2", type:"helper"}];
|
|
|
|
//helper.load(fileNode, flow, function() {
|
|
|
|
//var n1 = helper.getNode("fileInNode1");
|
|
|
|
//var n2 = helper.getNode("n2");
|
|
|
|
//n2.on("input", function(msg) {
|
|
|
|
//msg.should.have.property('payload');
|
|
|
|
//msg.payload.should.have.length(39).and.be.a.string;
|
|
|
|
//msg.payload.should.equal("File message line 1\File message line 2\n");
|
|
|
|
//done();
|
|
|
|
//});
|
|
|
|
//n1.receive({payload:""});
|
|
|
|
//});
|
|
|
|
//});
|
|
|
|
|
2015-07-10 15:59:23 +02:00
|
|
|
// Commented out as we no longer need to warn of the very old deprecated behaviour
|
|
|
|
//it('should warn if msg.props try to overide', function(done) {
|
|
|
|
//var flow = [{id:"fileInNode1", type:"file in", name: "fileInNode", "filename":fileToTest, "format":"", wires:[["n2"]]},
|
|
|
|
//{id:"n2", type:"helper"}];
|
|
|
|
//helper.load(fileNode, flow, function() {
|
|
|
|
//var n1 = helper.getNode("fileInNode1");
|
|
|
|
//var n2 = helper.getNode("n2");
|
|
|
|
//n2.on("input", function(msg) {
|
|
|
|
//msg.should.have.property('payload');
|
|
|
|
//msg.payload.should.have.length(39).and.be.a.Buffer;
|
|
|
|
//msg.payload.toString().should.equal("File message line 1\File message line 2\n");
|
|
|
|
//var logEvents = helper.log().args.filter(function(evt) {
|
|
|
|
//return evt[0].type == "file in";
|
|
|
|
//});
|
|
|
|
//logEvents.should.have.length(1);
|
|
|
|
//logEvents[0][0].should.have.a.property('msg');
|
|
|
|
//logEvents[0][0].msg.toString().should.startWith("file.errors.nooverride");
|
|
|
|
//done();
|
|
|
|
//});
|
|
|
|
//n1.receive({payload:"",filename:"foo.txt"});
|
|
|
|
//});
|
|
|
|
//});
|
2015-03-24 20:02:07 +01:00
|
|
|
|
|
|
|
it('should warn if no filename set', function(done) {
|
|
|
|
var flow = [{id:"fileInNode1", type:"file in", name: "fileInNode", "format":""}];
|
|
|
|
helper.load(fileNode, flow, function() {
|
|
|
|
var n1 = helper.getNode("fileInNode1");
|
|
|
|
setTimeout(function() {
|
|
|
|
var logEvents = helper.log().args.filter(function(evt) {
|
|
|
|
return evt[0].type == "file in";
|
|
|
|
});
|
|
|
|
logEvents.should.have.length(1);
|
|
|
|
logEvents[0][0].should.have.a.property('msg');
|
2015-05-10 22:47:22 +02:00
|
|
|
logEvents[0][0].msg.toString().should.equal("file.errors.nofilename");
|
2015-03-24 20:02:07 +01:00
|
|
|
done();
|
|
|
|
},wait);
|
|
|
|
n1.receive({});
|
|
|
|
});
|
|
|
|
});
|
|
|
|
|
|
|
|
it('should handle a file read error', function(done) {
|
|
|
|
var flow = [{id:"fileInNode1", type:"file in", name: "fileInNode", "filename":"badfile", "format":""}];
|
|
|
|
helper.load(fileNode, flow, function() {
|
|
|
|
var n1 = helper.getNode("fileInNode1");
|
|
|
|
setTimeout(function() {
|
|
|
|
var logEvents = helper.log().args.filter(function(evt) {
|
|
|
|
return evt[0].type == "file in";
|
|
|
|
});
|
|
|
|
logEvents.should.have.length(1);
|
|
|
|
logEvents[0][0].should.have.a.property('msg');
|
2015-05-10 22:47:22 +02:00
|
|
|
//logEvents[0][0].msg.toString().should.equal("Error: ENOENT, open 'badfile'");
|
2015-09-08 21:32:57 +02:00
|
|
|
logEvents[0][0].msg.toString().should.startWith("Error: ENOENT");
|
2015-03-24 20:02:07 +01:00
|
|
|
done();
|
|
|
|
},wait);
|
|
|
|
n1.receive({payload:""});
|
|
|
|
});
|
|
|
|
});
|
|
|
|
|
|
|
|
});
|
|
|
|
|
|
|
|
});
|