node-red/test/unit/@node-red/runtime/lib/nodes/context/localfilesystem_spec.js

884 lines
36 KiB
JavaScript

/**
* Copyright JS Foundation and other contributors, http://js.foundation
*
* 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 fs = require('fs-extra');
var path = require("path");
var NR_TEST_UTILS = require("nr-test-utils");
var LocalFileSystem = NR_TEST_UTILS.require("@node-red/runtime/lib/nodes/context/localfilesystem");
var resourcesDir = path.resolve(path.join(__dirname,"..","resources","context"));
var defaultContextBase = "context";
describe('localfilesystem',function() {
before(function() {
return fs.remove(resourcesDir);
});
describe('#get/set',function() {
var context;
beforeEach(function() {
context = LocalFileSystem({dir: resourcesDir, cache: false});
return context.open();
});
afterEach(function() {
return context.clean([]).then(function(){
return context.close();
}).then(function(){
return fs.remove(resourcesDir);
});
});
it('should store property',function(done) {
context.get("nodeX","foo",function(err, value){
if (err) { return done(err); }
should.not.exist(value);
context.set("nodeX","foo","test",function(err){
if (err) { return done(err); }
context.get("nodeX","foo",function(err, value){
if (err) { return done(err); }
value.should.be.equal("test");
done();
});
});
});
});
it('should store property - creates parent properties',function(done) {
context.set("nodeX","foo.bar","test",function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.eql({bar:"test"});
done();
});
});
});
it('should store local scope property', function (done) {
context.set("abc:def", "foo.bar", "test", function (err) {
context.get("abc:def", "foo", function (err, value) {
value.should.be.eql({ bar: "test" });
done();
});
});
});
it('should delete property',function(done) {
context.set("nodeX","foo.abc.bar1","test1",function(err){
context.set("nodeX","foo.abc.bar2","test2",function(err){
context.get("nodeX","foo.abc",function(err, value){
value.should.be.eql({bar1:"test1",bar2:"test2"});
context.set("nodeX","foo.abc.bar1",undefined,function(err){
context.get("nodeX","foo.abc",function(err, value){
value.should.be.eql({bar2:"test2"});
context.set("nodeX","foo.abc",undefined,function(err){
context.get("nodeX","foo.abc",function(err, value){
should.not.exist(value);
context.set("nodeX","foo",undefined,function(err){
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
done();
});
});
});
});
});
});
});
});
});
});
it('should not shared context with other scope', function(done) {
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.get("nodeY","foo",function(err, value){
should.not.exist(value);
context.set("nodeX","foo","testX",function(err){
context.set("nodeY","foo","testY",function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.equal("testX");
context.get("nodeY","foo",function(err, value){
value.should.be.equal("testY");
done();
});
});
});
});
});
});
});
it('should store string',function(done) {
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.set("nodeX","foo","bar",function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.String();
value.should.be.equal("bar");
context.set("nodeX","foo","1",function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.String();
value.should.be.equal("1");
done();
});
});
});
});
});
});
it('should store number',function(done) {
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.set("nodeX","foo",1,function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.Number();
value.should.be.equal(1);
done();
});
});
});
});
it('should store null',function(done) {
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.set("nodeX","foo",null,function(err){
context.get("nodeX","foo",function(err, value){
should(value).be.null();
done();
});
});
});
});
it('should store boolean',function(done) {
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.set("nodeX","foo",true,function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.Boolean().and.true();
context.set("nodeX","foo",false,function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.Boolean().and.false();
done();
});
});
});
});
});
});
it('should store object',function(done) {
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.set("nodeX","foo",{obj:"bar"},function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.Object();
value.should.eql({obj:"bar"});
done();
});
});
});
});
it('should store array',function(done) {
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.set("nodeX","foo",["a","b","c"],function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.Array();
value.should.eql(["a","b","c"]);
context.get("nodeX","foo[1]",function(err, value){
value.should.be.String();
value.should.equal("b");
done();
});
});
});
});
});
it('should store array of arrays',function(done) {
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.set("nodeX","foo",[["a","b","c"],[1,2,3,4],[true,false]],function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.Array();
value.should.have.length(3);
value[0].should.have.length(3);
value[1].should.have.length(4);
value[2].should.have.length(2);
context.get("nodeX","foo[1]",function(err, value){
value.should.be.Array();
value.should.have.length(4);
value.should.be.eql([1,2,3,4]);
done();
});
});
});
});
});
it('should store array of objects',function(done) {
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.set("nodeX","foo",[{obj:"bar1"},{obj:"bar2"},{obj:"bar3"}],function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.Array();
value.should.have.length(3);
value[0].should.be.Object();
value[1].should.be.Object();
value[2].should.be.Object();
context.get("nodeX","foo[1]",function(err, value){
value.should.be.Object();
value.should.be.eql({obj:"bar2"});
done();
});
});
});
});
});
it('should set/get multiple values', function(done) {
context.set("nodeX",["one","two","three"],["test1","test2","test3"], function(err) {
context.get("nodeX",["one","two"], function() {
Array.prototype.slice.apply(arguments).should.eql([undefined,"test1","test2"])
done();
});
});
})
it('should set/get multiple values - get unknown', function(done) {
context.set("nodeX",["one","two","three"],["test1","test2","test3"], function(err) {
context.get("nodeX",["one","two","unknown"], function() {
Array.prototype.slice.apply(arguments).should.eql([undefined,"test1","test2",undefined])
done();
});
});
})
it('should set/get multiple values - single value providd', function(done) {
context.set("nodeX",["one","two","three"],"test1", function(err) {
context.get("nodeX",["one","two"], function() {
Array.prototype.slice.apply(arguments).should.eql([undefined,"test1",null])
done();
});
});
})
it('should throw error if bad key included in multiple keys - get', function(done) {
context.set("nodeX",["one","two","three"],["test1","test2","test3"], function(err) {
context.get("nodeX",["one",".foo","three"], function(err) {
should.exist(err);
done();
});
});
})
it('should throw error if bad key included in multiple keys - set', function(done) {
context.set("nodeX",["one",".foo","three"],["test1","test2","test3"], function(err) {
should.exist(err);
// Check 'one' didn't get set as a result
context.get("nodeX","one",function(err,one) {
should.not.exist(one);
done();
})
});
})
it('should throw an error when getting a value with invalid key', function (done) {
context.set("nodeX","foo","bar",function(err) {
context.get("nodeX"," ",function(err,value) {
should.exist(err);
done();
});
});
});
it('should throw an error when setting a value with invalid key',function (done) {
context.set("nodeX"," ","bar",function (err) {
should.exist(err);
done();
});
});
it('should throw an error when callback of get() is not a function',function (done) {
try {
context.get("nodeX","foo","callback");
done("should throw an error.");
} catch (err) {
done();
}
});
it('should throw an error when callback of get() is not specified',function (done) {
try {
context.get("nodeX","foo");
done("should throw an error.");
} catch (err) {
done();
}
});
it('should throw an error when callback of set() is not a function',function (done) {
try {
context.set("nodeX","foo","bar","callback");
done("should throw an error.");
} catch (err) {
done();
}
});
it('should not throw an error when callback of set() is not specified', function (done) {
try {
context.set("nodeX"," ","bar");
done();
} catch (err) {
done("should not throw an error.");
}
});
it('should handle empty context file', function (done) {
fs.outputFile(path.join(resourcesDir,defaultContextBase,"nodeX","flow.json"),"",function(){
context.get("nodeX", "foo", function (err, value) {
should.not.exist(value);
context.set("nodeX", "foo", "test", function (err) {
context.get("nodeX", "foo", function (err, value) {
value.should.be.equal("test");
done();
});
});
});
});
});
it('should throw an error when reading corrupt context file', function (done) {
fs.outputFile(path.join(resourcesDir, defaultContextBase, "nodeX", "flow.json"),"{abc",function(){
context.get("nodeX", "foo", function (err, value) {
should.exist(err);
done();
});
});
});
});
describe('#keys',function() {
var context;
beforeEach(function() {
context = LocalFileSystem({dir: resourcesDir, cache: false});
return context.open();
});
afterEach(function() {
return context.clean([]).then(function(){
return context.close();
}).then(function(){
return fs.remove(resourcesDir);
});
});
it('should enumerate context keys', function(done) {
context.keys("nodeX",function(err, value){
value.should.be.an.Array();
value.should.be.empty();
context.set("nodeX","foo","bar",function(err){
context.keys("nodeX",function(err, value){
value.should.have.length(1);
value[0].should.equal("foo");
context.set("nodeX","abc.def","bar",function(err){
context.keys("nodeX",function(err, value){
value.should.have.length(2);
value[1].should.equal("abc");
done();
});
});
});
});
});
});
it('should enumerate context keys in each scopes', function(done) {
context.keys("nodeX",function(err, value){
value.should.be.an.Array();
value.should.be.empty();
context.keys("nodeY",function(err, value){
value.should.be.an.Array();
value.should.be.empty();
context.set("nodeX","foo","bar",function(err){
context.set("nodeY","hoge","piyo",function(err){
context.keys("nodeX",function(err, value){
value.should.have.length(1);
value[0].should.equal("foo");
context.keys("nodeY",function(err, value){
value.should.have.length(1);
value[0].should.equal("hoge");
done();
});
});
});
});
});
});
});
it('should throw an error when callback of keys() is not a function', function (done) {
try {
context.keys("nodeX", "callback");
done("should throw an error.");
} catch (err) {
done();
}
});
it('should throw an error when callback of keys() is not specified', function (done) {
try {
context.keys("nodeX");
done("should throw an error.");
} catch (err) {
done();
}
});
});
describe('#delete',function() {
var context;
beforeEach(function() {
context = LocalFileSystem({dir: resourcesDir, cache: false});
return context.open();
});
afterEach(function() {
return context.clean([]).then(function(){
return context.close();
}).then(function(){
return fs.remove(resourcesDir);
});
});
it('should delete context',function(done) {
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.get("nodeY","foo",function(err, value){
should.not.exist(value);
context.set("nodeX","foo","testX",function(err){
context.set("nodeY","foo","testY",function(err){
context.get("nodeX","foo",function(err, value){
value.should.be.equal("testX");
context.get("nodeY","foo",function(err, value){
value.should.be.equal("testY");
context.delete("nodeX").then(function(){
context.get("nodeX","foo",function(err, value){
should.not.exist(value);
context.get("nodeY","foo",function(err, value){
value.should.be.equal("testY");
done();
});
});
}).catch(done);
});
});
});
});
});
});
});
});
describe('#clean',function() {
var context;
var contextGet;
var contextSet;
beforeEach(function() {
context = LocalFileSystem({dir: resourcesDir, cache: false});
contextGet = function(scope,key) {
return new Promise((res,rej) => {
context.get(scope,key, function(err,value) {
if (err) {
rej(err);
} else {
res(value);
}
})
});
}
contextSet = function(scope,key,value) {
return new Promise((res,rej) => {
context.set(scope,key,value, function(err) {
if (err) {
rej(err);
} else {
res();
}
})
});
}
return context.open();
});
afterEach(function() {
return context.clean([]).then(function(){
return context.close().then(function(){
return fs.remove(resourcesDir);
});
});
});
it('should clean unnecessary context',function(done) {
contextSet("global","foo","testGlobal").then(function() {
return contextSet("nodeX:flow1","foo","testX");
}).then(function() {
return contextSet("nodeY:flow2","foo","testY");
}).then(function() {
return contextGet("nodeX:flow1","foo");
}).then(function(value) {
value.should.be.equal("testX");
}).then(function() {
return contextGet("nodeY:flow2","foo");
}).then(function(value) {
value.should.be.equal("testY");
}).then(function() {
return context.clean([])
}).then(function() {
return contextGet("nodeX:flow1","foo");
}).then(function(value) {
should.not.exist(value);
}).then(function() {
return contextGet("nodeY:flow2","foo");
}).then(function(value) {
should.not.exist(value);
}).then(function() {
return contextGet("global","foo");
}).then(function(value) {
value.should.eql("testGlobal");
}).then(done).catch(done);
});
it('should not clean active context',function(done) {
contextSet("global","foo","testGlobal").then(function() {
return contextSet("nodeX:flow1","foo","testX");
}).then(function() {
return contextSet("nodeY:flow2","foo","testY");
}).then(function() {
return contextGet("nodeX:flow1","foo");
}).then(function(value) {
value.should.be.equal("testX");
}).then(function() {
return contextGet("nodeY:flow2","foo");
}).then(function(value) {
value.should.be.equal("testY");
}).then(function() {
return context.clean(["flow1","nodeX"])
}).then(function() {
return contextGet("nodeX:flow1","foo");
}).then(function(value) {
value.should.be.equal("testX");
}).then(function() {
return contextGet("nodeY:flow2","foo");
}).then(function(value) {
should.not.exist(value);
}).then(function() {
return contextGet("global","foo");
}).then(function(value) {
value.should.eql("testGlobal");
}).then(done).catch(done);
});
});
describe('#if cache is enabled',function() {
var context;
beforeEach(function() {
context = LocalFileSystem({dir: resourcesDir, cache: false});
return context.open();
});
afterEach(function() {
return context.clean([]).then(function(){
return context.close();
}).then(function(){
return fs.remove(resourcesDir);
});
});
it('should load contexts into the cache',function() {
var globalData = {key:"global"};
var flowData = {key:"flow"};
var nodeData = {key:"node"};
return Promise.all([
fs.outputFile(path.join(resourcesDir,defaultContextBase,"global","global.json"), JSON.stringify(globalData,null,4), "utf8"),
fs.outputFile(path.join(resourcesDir,defaultContextBase,"flow","flow.json"), JSON.stringify(flowData,null,4), "utf8"),
fs.outputFile(path.join(resourcesDir,defaultContextBase,"flow","node.json"), JSON.stringify(nodeData,null,4), "utf8")
]).then(function(){
context = LocalFileSystem({dir: resourcesDir, cache: true});
return context.open();
}).then(function(){
return Promise.all([
fs.remove(path.join(resourcesDir,defaultContextBase,"global","global.json")),
fs.remove(path.join(resourcesDir,defaultContextBase,"flow","flow.json")),
fs.remove(path.join(resourcesDir,defaultContextBase,"flow","node.json"))
]);
}).then(function(){
context.get("global","key").should.be.equal("global");
context.get("flow","key").should.be.equal("flow");
context.get("node:flow","key").should.be.equal("node");
});
});
it('should store property to the cache',function() {
context = LocalFileSystem({dir: resourcesDir, cache: true, flushInterval: 1});
return context.open().then(function(){
return new Promise(function(resolve, reject){
context.set("global","foo","bar",function(err){
if(err){
reject(err);
} else {
fs.readJson(path.join(resourcesDir,defaultContextBase,"global","global.json")).then(function(data) {
// File should not exist as flush hasn't happened
reject("File global/global.json should not exist");
}).catch(function(err) {
setTimeout(function() {
fs.readJson(path.join(resourcesDir,defaultContextBase,"global","global.json")).then(function(data) {
data.should.eql({foo:'bar'});
resolve();
}).catch(function(err) {
reject(err);
});
},1100)
})
}
});
});
}).then(function(){
return fs.remove(path.join(resourcesDir,defaultContextBase,"global","global.json"));
}).then(function(){
context.get("global","foo").should.be.equal("bar");
})
});
it('should enumerate context keys in the cache',function() {
var globalData = {foo:"bar"};
return fs.outputFile(path.join(resourcesDir,defaultContextBase,"global","global.json"), JSON.stringify(globalData,null,4), "utf8").then(function(){
context = LocalFileSystem({dir: resourcesDir, cache: true, flushInterval: 2});
return context.open()
}).then(function(){
return fs.remove(path.join(resourcesDir,defaultContextBase,"global","global.json"));
}).then(function(){
var keys = context.keys("global");
keys.should.have.length(1);
keys[0].should.equal("foo");
return new Promise(function(resolve, reject){
context.set("global","foo2","bar2",function(err){
if(err){
reject(err);
} else {
resolve();
}
});
});
}).then(function(){
return fs.remove(path.join(resourcesDir,defaultContextBase,"global","global.json"));
}).then(function(){
var keys = context.keys("global");
keys.should.have.length(2);
keys[1].should.equal("foo2");
})
});
it('should delete context in the cache',function() {
context = LocalFileSystem({dir: resourcesDir, cache: true, flushInterval: 2});
return context.open().then(function(){
return new Promise(function(resolve, reject){
context.set("global","foo","bar",function(err){
if(err){
reject(err);
} else {
resolve();
}
});
});
}).then(function(){
context.get("global","foo").should.be.equal("bar");
return context.delete("global");
}).then(function(){
should.not.exist(context.get("global","foo"))
})
});
it('should clean unnecessary context in the cache',function() {
var flowAData = {key:"flowA"};
var flowBData = {key:"flowB"};
return Promise.all([
fs.outputFile(path.join(resourcesDir,defaultContextBase,"flowA","flow.json"), JSON.stringify(flowAData,null,4), "utf8"),
fs.outputFile(path.join(resourcesDir,defaultContextBase,"flowB","flow.json"), JSON.stringify(flowBData,null,4), "utf8")
]).then(function(){
context = LocalFileSystem({dir: resourcesDir, cache: true, flushInterval: 2});
return context.open();
}).then(function(){
context.get("flowA","key").should.be.equal("flowA");
context.get("flowB","key").should.be.equal("flowB");
return context.clean(["flowA"]);
}).then(function(){
context.get("flowA","key").should.be.equal("flowA");
should.not.exist(context.get("flowB","key"));
});
});
});
describe('Configuration', function () {
var context;
beforeEach(function() {
context = LocalFileSystem({dir: resourcesDir, cache: false});
return context.open();
});
afterEach(function() {
return context.clean([]).then(function(){
return context.close();
}).then(function(){
return fs.remove(resourcesDir);
});
});
it('should change a base directory', function (done) {
var differentBaseContext = LocalFileSystem({
base: "contexts2",
dir: resourcesDir,
cache: false
});
differentBaseContext.open().then(function () {
differentBaseContext.set("node2", "foo2", "bar2", function (err) {
differentBaseContext.get("node2", "foo2", function (err, value) {
value.should.be.equal("bar2");
context.get("node2", "foo2", function(err, value) {
should.not.exist(value);
done();
});
});
});
});
});
it('should use userDir', function (done) {
var userDirContext = LocalFileSystem({
base: "contexts2",
cache: false,
settings: {
userDir: resourcesDir
}
});
userDirContext.open().then(function () {
userDirContext.set("node2", "foo2", "bar2", function (err) {
userDirContext.get("node2", "foo2", function (err, value) {
value.should.be.equal("bar2");
context.get("node2", "foo2", function (err, value) {
should.not.exist(value);
done();
});
});
});
});
});
it('should use NODE_RED_HOME', function (done) {
var oldNRH = process.env.NODE_RED_HOME;
process.env.NODE_RED_HOME = resourcesDir;
fs.ensureDirSync(resourcesDir);
fs.writeFileSync(path.join(resourcesDir,".config.json"),"");
var nrHomeContext = LocalFileSystem({
base: "contexts2",
cache: false
});
try {
nrHomeContext.open().then(function () {
nrHomeContext.set("node2", "foo2", "bar2", function (err) {
nrHomeContext.get("node2", "foo2", function (err, value) {
value.should.be.equal("bar2");
context.get("node2", "foo2", function (err, value) {
should.not.exist(value);
done();
});
});
});
});
} finally {
process.env.NODE_RED_HOME = oldNRH;
}
});
it('should use HOME_PATH', function (done) {
var oldNRH = process.env.NODE_RED_HOME;
var oldHOMEPATH = process.env.HOMEPATH;
process.env.NODE_RED_HOME = resourcesDir;
process.env.HOMEPATH = resourcesDir;
var homePath = path.join(resourcesDir, ".node-red");
fs.outputFile(path.join(homePath, ".config.json"),"",function(){
var homeContext = LocalFileSystem({
base: "contexts2",
cache: false
});
try {
homeContext.open().then(function () {
homeContext.set("node2", "foo2", "bar2", function (err) {
homeContext.get("node2", "foo2", function (err, value) {
value.should.be.equal("bar2");
context.get("node2", "foo2", function (err, value) {
should.not.exist(value);
done();
});
});
});
});
} finally {
process.env.NODE_RED_HOME = oldNRH;
process.env.HOMEPATH = oldHOMEPATH;
}
});
});
it('should use HOME_PATH', function (done) {
var oldNRH = process.env.NODE_RED_HOME;
var oldHOMEPATH = process.env.HOMEPATH;
var oldHOME = process.env.HOME;
process.env.NODE_RED_HOME = resourcesDir;
process.env.HOMEPATH = resourcesDir;
process.env.HOME = resourcesDir;
var homeContext = LocalFileSystem({
base: "contexts2",
cache: false
});
try {
homeContext.open().then(function () {
homeContext.set("node2", "foo2", "bar2", function (err) {
homeContext.get("node2", "foo2", function (err, value) {
value.should.be.equal("bar2");
context.get("node2", "foo2", function (err, value) {
should.not.exist(value);
done();
});
});
});
});
} finally {
process.env.NODE_RED_HOME = oldNRH;
process.env.HOMEPATH = oldHOMEPATH;
process.env.HOME = oldHOME;
}
});
});
});