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node-red/test/red/nodes/registry/installer_spec.js
2015-11-09 16:52:14 +00:00

169 lines
6.6 KiB
JavaScript

/**
* Copyright 2014, 2015 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 when = require("when");
var path = require("path");
var child_process = require('child_process');
var installer = require("../../../../red/nodes/registry/installer");
var registry = require("../../../../red/nodes/registry/index");
var typeRegistry = require("../../../../red/nodes/registry/registry");
describe('nodes/registry/installer', function() {
before(function() {
installer.init({});
});
afterEach(function() {
if (child_process.execFile.restore) {
child_process.execFile.restore();
}
})
describe("installs module", function() {
it("rejects when npm returns a 404", function(done) {
sinon.stub(child_process,"execFile",function(cmd,args,opt,cb) {
cb(new Error(),""," 404 this_wont_exist");
});
installer.installModule("this_wont_exist").otherwise(function(err) {
err.code.should.be.eql(404);
done();
});
});
it("rejects with generic error", function(done) {
sinon.stub(child_process,"execFile",function(cmd,args,opt,cb) {
cb(new Error("test_error"),"","");
});
installer.installModule("this_wont_exist").then(function() {
done(new Error("Unexpected success"));
}).otherwise(function(err) {
done();
});
});
it("succeeds when module is found", function(done) {
var nodeInfo = {nodes:{module:"foo",types:["a"]}};
sinon.stub(child_process,"execFile",function(cmd,args,opt,cb) {
cb(null,"","");
});
var addModule = sinon.stub(registry,"addModule",function(md) {
return when.resolve(nodeInfo);
});
installer.installModule("this_wont_exist").then(function(info) {
info.should.eql(nodeInfo);
// commsMessages.should.have.length(1);
// commsMessages[0].topic.should.equal("node/added");
// commsMessages[0].msg.should.eql(nodeInfo.nodes);
done();
}).otherwise(function(err) {
done(err);
}).finally(function() {
addModule.restore();
});
});
it("rejects when non-existant path is provided", function(done) {
var resourcesDir = path.resolve(path.join(__dirname,"..","resources","TestNodeModule","node_modules","NonExistant"));
installer.installModule(resourcesDir).then(function() {
done(new Error("Unexpected success"));
}).otherwise(function(err) {
err.code.should.eql(404);
done();
});
});
it("succeeds when path is valid node-red module", function(done) {
var nodeInfo = {nodes:{module:"foo",types:["a"]}};
var addModule = sinon.stub(registry,"addModule",function(md) {
return when.resolve(nodeInfo);
});
var resourcesDir = path.resolve(path.join(__dirname,"..","resources","TestNodeModule","node_modules","TestNodeModule"));
sinon.stub(child_process,"execFile",function(cmd,args,opt,cb) {
cb(null,"","");
});
installer.installModule(resourcesDir).then(function(info) {
info.should.eql(nodeInfo);
done();
}).otherwise(function(err) {
done(err);
}).finally(function() {
addModule.restore();
});
});
});
describe("uninstalls module", function() {
it("rejects invalid module names", function(done) {
var promises = [];
promises.push(installer.uninstallModule("this_wont_exist "));
promises.push(installer.uninstallModule("this_wont_exist;no_it_really_wont"));
when.settle(promises).then(function(results) {
results[0].state.should.be.eql("rejected");
results[1].state.should.be.eql("rejected");
done();
});
});
it("rejects with generic error", function(done) {
var nodeInfo = [{module:"foo",types:["a"]}];
var removeModule = sinon.stub(registry,"removeModule",function(md) {
return when.resolve(nodeInfo);
});
sinon.stub(child_process,"execFile",function(cmd,args,opt,cb) {
cb(new Error("test_error"),"","");
});
installer.uninstallModule("this_wont_exist").then(function() {
done(new Error("Unexpected success"));
}).otherwise(function(err) {
done();
}).finally(function() {
removeModule.restore();
});
});
it("succeeds when module is found", function(done) {
var nodeInfo = [{module:"foo",types:["a"]}];
var removeModule = sinon.stub(typeRegistry,"removeModule",function(md) {
return nodeInfo;
});
var getModuleInfo = sinon.stub(registry,"getModuleInfo",function(md) {
return {nodes:[]};
});
sinon.stub(child_process,"execFile",function(cmd,args,opt,cb) {
cb(null,"","");
});
var exists = sinon.stub(require('fs'),"existsSync", function(fn) { return true; });
installer.uninstallModule("this_wont_exist").then(function(info) {
info.should.eql(nodeInfo);
// commsMessages.should.have.length(1);
// commsMessages[0].topic.should.equal("node/removed");
// commsMessages[0].msg.should.eql(nodeInfo);
done();
}).otherwise(function(err) {
done(err);
}).finally(function() {
removeModule.restore();
exists.restore();
getModuleInfo.restore();
});
});
});
});