iotagent-node-lib
Version:
IoT Agent library to interface with NGSI Context Broker
1,094 lines (978 loc) • 39.3 kB
JavaScript
/*
* Copyright 2014 Telefonica Investigación y Desarrollo, S.A.U
*
* This file is part of fiware-iotagent-lib
*
* fiware-iotagent-lib is free software: you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the License,
* or (at your option) any later version.
*
* fiware-iotagent-lib is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public
* License along with fiware-iotagent-lib.
* If not, seehttp://www.gnu.org/licenses/.
*
* For those usages not covered by the GNU Affero General Public License
* please contact with::[contacto@tid.es]
*
* Modified by: Daniel Calvo - ATOS Research & Innovation
*/
/* eslint-disable no-unused-vars */
const iotAgentLib = require('../../../../lib/fiware-iotagent-lib');
const utils = require('../../../tools/utils');
const request = utils.request;
const async = require('async');
const apply = async.apply;
const should = require('should');
const logger = require('logops');
const nock = require('nock');
const mongoUtils = require('../../mongodb/mongoDBUtils');
const timekeeper = require('timekeeper');
let contextBrokerMock;
const iotAgentConfig = {
logLevel: 'FATAL',
contextBroker: {
host: '192.168.1.1',
port: '1026',
ngsiVersion: 'v2'
},
server: {
port: 4041,
host: 'localhost'
},
types: {
Light: {
commands: [],
lazy: [
{
name: 'temperature',
type: 'centigrades'
}
],
active: [
{
name: 'pressure',
type: 'Hgmm'
}
]
},
Termometer: {
commands: [],
lazy: [
{
name: 'temp',
type: 'kelvin'
}
],
active: []
},
Motion: {
commands: [],
lazy: [
{
name: 'moving',
type: 'Boolean'
}
],
staticAttributes: [
{
name: 'location',
type: 'Vector',
value: '(123,523)'
}
],
active: []
},
RobotPre: {
commands: [],
lazy: [
{
name: 'moving',
type: 'Boolean'
}
],
staticAttributes: [],
attributes: [],
internalAttributes: {
lwm2mResourceMapping: {
position: {
objectType: 9090,
objectInstance: 0,
objectResource: 0
}
}
}
}
},
service: 'smartgondor',
subservice: 'gardens',
providerUrl: 'http://smartgondor.com',
useCBflowControl: true
};
const device1 = {
id: 'light1',
type: 'Light',
service: 'smartgondor',
subservice: 'gardens'
};
const device2 = {
id: 'motion1',
type: 'Motion',
service: 'smartgondor',
subservice: 'gardens'
};
const device3 = {
id: 'TestRobotPre',
type: 'RobotPre',
service: 'smartgondor',
subservice: 'gardens',
internalAttributes: {
lwm2mResourceMapping: {
position: {
objectType: 6789,
objectInstance: 0,
objectResource: 17
}
}
}
};
describe('NGSI-v2 - IoT Agent Lazy Devices', function () {
beforeEach(function (done) {
logger.setLevel('FATAL');
const time = new Date(1438760101468); // 2015-08-05T07:35:01.468+00:00
timekeeper.freeze(time);
mongoUtils.cleanDbs(done);
iotAgentLib.setDataQueryHandler(null);
});
afterEach(function (done) {
timekeeper.reset();
delete device1.registrationId;
delete device2.registrationId;
delete device3.registrationId;
iotAgentLib.clearAll(function () {
iotAgentLib.deactivate(function () {
mongoUtils.cleanDbs(done);
});
});
});
describe('When the IoT Agent receives an update on the device data in JSON format', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/update?options=flowControl',
method: 'POST',
json: {
actionType: 'update',
entities: [
{
id: 'Light:light1',
type: 'Light',
dimming: {
type: 'Percentage',
value: 12
}
}
]
},
headers: {
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
}
};
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
async.series([apply(iotAgentLib.activate, iotAgentConfig), apply(iotAgentLib.register, device1)], done);
});
it('should call the device handler with the received data', function (done) {
iotAgentLib.setDataUpdateHandler(function (id, type, service, subservice, attributes, callback) {
id.should.equal(device1.type + ':' + device1.id);
type.should.equal(device1.type);
attributes[0].value.should.equal(12);
callback(null);
});
request(options, function (error, response, body) {
should.not.exist(error);
response.statusCode.should.equal(204);
done();
});
});
});
describe('When a IoT Agent receives an update on multiple contexts', function () {
it('should call the device handler for each of the contexts');
});
describe('When a context query arrives to the IoT Agent', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
headers: {
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
},
json: {
entities: [
{
id: 'Light:light1'
}
],
attrs: ['dimming']
}
};
const sensorData = [
{
id: 'Light:light1',
type: 'Light',
dimming: {
type: 'Percentage',
value: 19
}
}
];
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
async.series([apply(iotAgentLib.activate, iotAgentConfig), apply(iotAgentLib.register, device1)], done);
});
it('should return the information querying the underlying devices', function (done) {
const expectedResponse = utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextProviderResponses/queryInformationResponse.json'
);
iotAgentLib.setDataQueryHandler(function (id, type, service, subservice, attributes, callback) {
id.should.equal(device1.type + ':' + device1.id);
type.should.equal(device1.type);
attributes[0].should.equal('dimming');
callback(null, sensorData[0]);
});
request(options, function (error, response, body) {
should.not.exist(error);
body.should.eql(expectedResponse);
done();
});
});
});
describe('When a context query arrives to the IoT Agent and no handler is set', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
headers: {
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
},
json: {
entities: [
{
id: 'Light:light1'
}
],
attrs: ['dimming']
}
};
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
async.series(
[apply(iotAgentLib.activate, iotAgentConfig), apply(iotAgentLib.register, device1)],
function (error) {
done();
}
);
});
it('should not give any error', function (done) {
request(options, function (error, response, body) {
should.not.exist(error);
response.statusCode.should.equal(200);
done();
});
});
it('should return the empty value', function (done) {
request(options, function (error, response, body) {
const entities = body;
entities[0].dimming.value.should.equal('');
done();
});
});
});
describe('When a query arrives to the IoT Agent without any attributes', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
headers: {
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
},
json: {
entities: [
{
id: 'Light:light1'
}
]
}
};
const sensorData = [
{
id: 'Light:light1',
type: 'Light',
temperature: {
type: 'centigrades',
value: 19
}
}
];
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
async.series([apply(iotAgentLib.activate, iotAgentConfig), apply(iotAgentLib.register, device1)], done);
});
it('should return the information of all the attributes', function (done) {
const expectedResponse = utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextProviderResponses/queryInformationResponseEmptyAttributes.json'
);
iotAgentLib.setDataQueryHandler(function (id, type, service, subservice, attributes, callback) {
should.exist(attributes);
attributes.length.should.equal(1);
attributes[0].should.equal('temperature');
callback(null, sensorData[0]);
});
request(options, function (error, response, body) {
should.not.exist(error);
body.should.eql(expectedResponse);
done();
});
});
});
describe('When a context query arrives to the IoT Agent for a type with static attributes', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
headers: {
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
},
json: {
entities: [
{
id: 'Motion:motion1'
}
],
attrs: ['moving', 'location']
}
};
const sensorData = [
{
id: 'Motion:motion1',
type: 'Motion',
moving: {
type: 'Boolean',
value: true
}
}
];
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent2.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
async.series([apply(iotAgentLib.activate, iotAgentConfig), apply(iotAgentLib.register, device2)], done);
});
it('should return the information adding the static attributes', function (done) {
const expectedResponse = utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextProviderResponses/queryInformationStaticAttributesResponse.json'
);
iotAgentLib.setDataQueryHandler(function (id, type, service, subservice, attributes, callback) {
id.should.equal('Motion:motion1');
type.should.equal('Motion');
attributes[0].should.equal('moving');
attributes[1].should.equal('location');
callback(null, sensorData[0]);
});
request(options, function (error, response, body) {
should.not.exist(error);
body.should.eql(expectedResponse);
done();
});
});
});
describe(
'When the IoT Agent receives an update on the device data in JSON format for a type with' +
'internalAttributes',
function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/update?options=flowControl',
method: 'POST',
json: {
actionType: 'update',
entities: [
{
id: 'RobotPre:TestRobotPre',
type: 'RobotPre',
moving: {
type: 'Boolean',
value: true
}
}
]
},
headers: {
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
}
};
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent4.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
async.series([apply(iotAgentLib.activate, iotAgentConfig), apply(iotAgentLib.register, device3)], done);
});
it('should call the device handler with the received data', function (done) {
iotAgentLib.setDataUpdateHandler(function (id, type, service, subservice, attributes, callback) {
id.should.equal(device3.type + ':' + device3.id);
type.should.equal(device3.type);
attributes[0].value.should.equal(true);
callback(null);
});
request(options, function (error, response, body) {
should.not.exist(error);
response.statusCode.should.equal(204);
done();
});
});
}
);
describe('When a context query arrives to the IoT Agent and id and type query params are not present', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
headers: {
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
},
json: {
entities: [
{
idPattern: '.*'
}
]
}
};
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent2.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent4.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.times(3)
.reply(204);
async.series(
[
apply(iotAgentLib.activate, iotAgentConfig),
apply(iotAgentLib.register, device1),
apply(iotAgentLib.register, device2),
apply(iotAgentLib.register, device3)
],
done
);
});
it('should return error as idPattern is not supported', function (done) {
request(options, function (error, response, body) {
should.not.exist(error);
response.statusCode.should.equal(400);
body.error.should.equal('BadRequest');
body.description.should.equal('idPattern usage in query');
done();
});
});
});
describe('When a context query arrives to the IoT Agent and id query param is not present', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
headers: {
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
},
json: {
entities: [
{
idPattern: '.*',
type: 'Light'
}
]
}
};
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent2.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent4.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.times(3)
.reply(204);
async.series(
[
apply(iotAgentLib.activate, iotAgentConfig),
apply(iotAgentLib.register, device1),
apply(iotAgentLib.register, device2),
apply(iotAgentLib.register, device3)
],
done
);
});
it('should return error as idPattern is not supported', function (done) {
request(options, function (error, response, body) {
should.not.exist(error);
response.statusCode.should.equal(400);
body.error.should.equal('BadRequest');
body.description.should.equal('idPattern usage in query');
done();
});
});
});
describe('When a query arrives to the IoT Agent with id, type and attributes', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
headers: {
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
},
json: {
entities: [
{
id: 'Light:light1',
type: 'Light'
}
],
attrs: ['temperature']
}
};
const sensorData = [
{
id: 'Light:light1',
type: 'Light',
temperature: {
type: 'centigrades',
value: 19
}
}
];
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
async.series([apply(iotAgentLib.activate, iotAgentConfig), apply(iotAgentLib.register, device1)], done);
});
it('should return the information of all the attributes', function (done) {
const expectedResponse = utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextProviderResponses/queryInformationResponseEmptyAttributes.json'
);
iotAgentLib.setDataQueryHandler(function (id, type, service, subservice, attributes, callback) {
should.exist(attributes);
attributes.length.should.equal(1);
attributes[0].should.equal('temperature');
callback(null, sensorData[0]);
});
request(options, function (error, response, body) {
should.not.exist(error);
body.should.eql(expectedResponse);
done();
});
});
});
describe('When a context query arrives to the IoT Agent with an invalid body', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
json: {}
};
const sensorData = [
{
id: 'Light:light1',
type: 'Light',
attributes: [
{
name: 'dimming',
type: 'Percentage',
value: '19'
}
]
}
];
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
iotAgentLib.activate(iotAgentConfig, done);
});
it('should fail with a 400 error', function (done) {
let handlerCalled = false;
iotAgentLib.setDataQueryHandler(function (id, type, service, subservice, attributes, callback) {
handlerCalled = true;
callback(null, sensorData);
});
request(options, function (error, response, body) {
should.not.exist(error);
response.statusCode.should.equal(400);
handlerCalled.should.equal(false);
done();
});
});
});
describe('When a context query arrives to the IoT Agent with a payload that is not JSON', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
body: 'This is a body in text format',
headers: {
'Content-Type': 'text/plain',
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
}
};
const sensorData = [
{
id: 'Light:light1',
type: 'Light',
attributes: [
{
name: 'dimming',
type: 'Percentage',
value: '19'
}
]
}
];
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
iotAgentLib.activate(iotAgentConfig, done);
});
it('should fail with a 400 error', function (done) {
let handlerCalled = false;
iotAgentLib.setDataQueryHandler(function (id, type, service, subservice, attributes, callback) {
handlerCalled = true;
callback(null, sensorData);
});
request(options, function (error, response, body) {
should.not.exist(error);
response.statusCode.should.equal(400);
handlerCalled.should.equal(false);
done();
});
});
});
describe('When a query arrives to the IoT Agent with an empty attributes array', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
json: {
entities: [
{
type: 'Light',
isPattern: 'false',
id: 'Light:light1'
}
],
attributes: []
},
headers: {
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
}
};
const sensorData = [
{
id: 'Light:light1',
type: 'Light',
temperature: { type: 'centigrades', value: 19 }
}
];
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
async.series([apply(iotAgentLib.activate, iotAgentConfig), apply(iotAgentLib.register, device1)], done);
});
it('should return the information of all the attributes', function (done) {
const expectedResponse = utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextProviderResponses/queryInformationResponseEmptyAttributes.json'
);
iotAgentLib.setDataQueryHandler(function (id, type, service, subservice, attributes, callback) {
should.exist(attributes);
attributes.length.should.equal(1);
attributes[0].should.equal('temperature');
callback(null, sensorData[0]);
});
request(options, function (error, response, body) {
should.not.exist(error);
body.should.eql(expectedResponse);
done();
});
});
});
describe('When a context query arrives to the IoT Agent with a payload that is not JSON', function () {
const options = {
url: 'http://localhost:' + iotAgentConfig.server.port + '/v2/op/query',
method: 'POST',
body: 'This is a body in text format',
headers: {
'Content-Type': 'text/plain',
'fiware-service': 'smartgondor',
'fiware-servicepath': 'gardens'
}
};
const sensorData = [
{
id: 'Light:light1',
type: 'Light',
attributes: [
{
name: 'dimming',
type: 'Percentage',
value: '19'
}
]
}
];
beforeEach(function (done) {
nock.cleanAll();
contextBrokerMock = nock('http://192.168.1.1:1026')
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post(
'/v2/registrations',
utils.readExampleFile(
'./test/unit/ngsiv2/examples/contextAvailabilityRequests/registerIoTAgent1.json'
)
)
.reply(201, null, { Location: '/v2/registrations/6319a7f5254b05844116584d' });
contextBrokerMock
.matchHeader('fiware-service', 'smartgondor')
.matchHeader('fiware-servicepath', 'gardens')
.post('/v2/entities?options=upsert,flowControl')
.reply(204);
iotAgentLib.activate(iotAgentConfig, done);
});
it('should fail with a 400 error', function (done) {
let handlerCalled = false;
iotAgentLib.setDataQueryHandler(function (id, type, service, subservice, attributes, callback) {
handlerCalled = true;
callback(null, sensorData);
});
request(options, function (error, response, body) {
should.not.exist(error);
response.statusCode.should.equal(400);
handlerCalled.should.equal(false);
done();
});
});
it('should return an NGSI compliant payload', function (done) {
let handlerCalled = false;
iotAgentLib.setDataQueryHandler(function (id, type, service, subservice, attributes, callback) {
handlerCalled = true;
callback(null, sensorData);
});
request(options, function (error, response, body) {
body.error.should.equal('UNSUPPORTED_CONTENT_TYPE');
body.description.should.equal('Unsupported content type in the context request: text/plain');
done();
});
});
});
});