mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
295 lines
12 KiB
JavaScript
295 lines
12 KiB
JavaScript
/**
|
|
* Copyright 2014 IBM Corp.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
**/
|
|
|
|
var should = require("should");
|
|
var sinon = require("sinon");
|
|
var path = require("path");
|
|
var fs = require('fs-extra');
|
|
|
|
var htmlNode = require("../../../../nodes/core/parsers/70-HTML.js");
|
|
var helper = require("../../helper.js");
|
|
|
|
describe('html node', function() {
|
|
|
|
var resourcesDir = __dirname+ path.sep + ".." + path.sep + ".." + path.sep + ".." + path.sep + "resources" + path.sep;
|
|
var file = path.join(resourcesDir, "70-HTML-test-file.html");
|
|
|
|
before(function(done) {
|
|
helper.startServer(done);
|
|
});
|
|
|
|
beforeEach(function() {
|
|
fs.existsSync(file).should.be.true();
|
|
});
|
|
|
|
afterEach(function() {
|
|
helper.unload();
|
|
});
|
|
|
|
it('should be loaded', function(done) {
|
|
var flow = [{id:"htmlNode1", type:"html", name: "htmlNode" }];
|
|
helper.load(htmlNode, flow, function() {
|
|
var htmlNode1 = helper.getNode("htmlNode1");
|
|
htmlNode1.should.have.property('name', 'htmlNode');
|
|
done();
|
|
});
|
|
});
|
|
|
|
it('should retrieve header contents if asked to by msg.select', function(done) {
|
|
fs.readFile(file, 'utf8', function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],func:"return msg;"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
msg.should.have.property('topic', 'bar');
|
|
should.equal(msg.payload, 'This is a test page for node 70-HTML');
|
|
done();
|
|
});
|
|
n1.receive({payload:data,topic:"bar",select:"h1"});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should retrieve paragraph contents when specified', function(done) {
|
|
fs.readFile(file, 'utf8', function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],ret:"text",tag:"p"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
msg.should.have.property('topic', 'bar');
|
|
should.equal(msg.payload, 'There\'s nothing to read here.');
|
|
done();
|
|
});
|
|
n1.receive({payload:data,topic: "bar"});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should retrieve list contents as an array of html as default', function(done) {
|
|
fs.readFile(file, 'utf8', function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],tag:"ol"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
msg.should.have.property('topic', 'bar');
|
|
msg.payload[0].indexOf("<li>Blue</li>").should.be.above(-1);
|
|
msg.payload[0].indexOf("<li>Red</li>").should.be.above(-1);
|
|
done();
|
|
});
|
|
n1.receive({payload:data,topic: "bar"});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should retrieve list contents as an array of text', function(done) {
|
|
fs.readFile(file, 'utf8', function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],tag:"ol",ret:"text"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
msg.should.have.property('topic', 'bar');
|
|
msg.payload[0].indexOf("Blue").should.be.above(-1);
|
|
msg.payload[0].indexOf("Red").should.be.above(-1);
|
|
done();
|
|
|
|
});
|
|
n1.receive({payload:data,topic: "bar"});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should fix up a unclosed tag', function(done) {
|
|
fs.readFile(file, 'utf8', function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],tag:"span"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
msg.should.have.property('topic', 'bar');
|
|
should.equal(msg.payload, '<img src="foo.png"/>');
|
|
done();
|
|
});
|
|
n1.receive({payload:data,topic: "bar"});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should retrive an attribute from a tag', function(done) {
|
|
fs.readFile(file, 'utf8', function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],ret:"attr",tag:"span img"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
msg.should.have.property('payload');
|
|
msg.payload[0].should.have.property('src','foo.png');
|
|
msg.should.have.property('topic', 'bar');
|
|
done();
|
|
});
|
|
n1.receive({payload:data,topic: "bar"});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should log on error', function(done) {
|
|
fs.readFile(file,function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],tag:"p"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
try {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n1.receive({payload:null,topic: "bar"});
|
|
helper.log().called.should.be.true();
|
|
var logEvents = helper.log().args.filter(function(evt) {
|
|
return evt[0].type == "html";
|
|
});
|
|
logEvents.should.have.length(1);
|
|
// Each logEvent is the array of args passed to the function.
|
|
logEvents[0][0].should.have.a.property('msg');
|
|
logEvents[0][0].should.have.a.property('level',helper.log().ERROR);
|
|
|
|
done();
|
|
} catch(err) {
|
|
done(err);
|
|
}
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should pass through if payload empty', function(done) {
|
|
fs.readFile(file, 'utf8', function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],func:"return msg;"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
msg.should.have.property('topic', 'bar');
|
|
msg.should.not.have.property('payload');
|
|
done();
|
|
});
|
|
n1.receive({topic: "bar"});
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('multiple messages', function(){
|
|
var cnt = 0;
|
|
|
|
afterEach(function() {
|
|
cnt.should.be.exactly(2);
|
|
cnt = 0;
|
|
});
|
|
|
|
it('should retrieve list contents as html as default with output as multiple msgs ', function(done) {
|
|
fs.readFile(file, 'utf8', function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],tag:"ul",as:"multi"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
cnt++;
|
|
msg.should.have.property('topic', 'bar');
|
|
if (cnt !== 1 && cnt !== 2) {
|
|
return false;
|
|
}
|
|
if (cnt === 1) {
|
|
msg.payload.indexOf("<li>Apple</li>").should.be.above(-1);
|
|
msg.payload.indexOf("<li>Pear</li>").should.be.above(-1);
|
|
} else if (cnt === 2) {
|
|
msg.payload.indexOf("<li>Potato</li>").should.be.above(-1);
|
|
msg.payload.indexOf("<li>Parsnip</li>").should.be.above(-1);
|
|
done();
|
|
}
|
|
});
|
|
n1.receive({payload:data,topic: "bar"});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should retrieve list contents as text with output as multiple msgs ', function(done) {
|
|
fs.readFile(file, 'utf8', function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],tag:"ul",ret:"text",as:"multi"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
cnt++;
|
|
msg.should.have.property('topic', 'bar');
|
|
if (cnt !== 1 && cnt !== 2) {
|
|
return false;
|
|
}
|
|
if (cnt === 1) {
|
|
msg.payload.indexOf("Apple").should.be.above(-1);
|
|
msg.payload.indexOf("Pear").should.be.above(-1);
|
|
} else if (cnt === 2) {
|
|
msg.payload.indexOf("Potato").should.be.above(-1);
|
|
msg.payload.indexOf("Parsnip").should.be.above(-1);
|
|
done();
|
|
}
|
|
});
|
|
n1.receive({payload:data,topic: "bar"});
|
|
});
|
|
});
|
|
});
|
|
|
|
it('should retrieve an attribute from a tag', function(done) {
|
|
fs.readFile(file, 'utf8', function(err, data) {
|
|
var flow = [{id:"n1",type:"html",wires:[["n2"]],ret:"attr",tag:"span img",as:"multi"},
|
|
{id:"n2", type:"helper"}];
|
|
|
|
helper.load(htmlNode, flow, function() {
|
|
var n1 = helper.getNode("n1");
|
|
var n2 = helper.getNode("n2");
|
|
n2.on("input", function(msg) {
|
|
msg.should.have.property('payload');
|
|
msg.payload.should.have.property('src','foo.png');
|
|
msg.should.have.property('topic', 'bar');
|
|
cnt = 2; // frig the answer as only one img tag
|
|
done();
|
|
});
|
|
n1.receive({payload:data,topic: "bar"});
|
|
});
|
|
});
|
|
});
|
|
|
|
});
|
|
|
|
});
|