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node-red/test/red/runtime/nodes/context_spec.js
2017-05-03 20:51:33 +01:00

145 lines
4.8 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 sinon = require('sinon');
var Context = require("../../../../red/runtime/nodes/context");
describe('context', function() {
beforeEach(function() {
Context.init({});
});
afterEach(function() {
Context.clean({allNodes:{}});
});
it('stores local property',function() {
var context1 = Context.get("1","flowA");
should.not.exist(context1.get("foo"));
context1.set("foo","test");
context1.get("foo").should.eql("test");
});
it('stores local property - creates parent properties',function() {
var context1 = Context.get("1","flowA");
context1.set("foo.bar","test");
context1.get("foo").should.eql({bar:"test"});
});
it('deletes local property',function() {
var context1 = Context.get("1","flowA");
context1.set("foo.abc.bar1","test1");
context1.set("foo.abc.bar2","test2");
context1.get("foo.abc").should.eql({bar1:"test1",bar2:"test2"});
context1.set("foo.abc.bar1",undefined);
context1.get("foo.abc").should.eql({bar2:"test2"});
context1.set("foo.abc",undefined);
should.not.exist(context1.get("foo.abc"));
context1.set("foo",undefined);
should.not.exist(context1.get("foo"));
});
it('stores flow property',function() {
var context1 = Context.get("1","flowA");
should.not.exist(context1.flow.get("foo"));
context1.flow.set("foo","test");
context1.flow.get("foo").should.eql("test");
});
it('stores global property',function() {
var context1 = Context.get("1","flowA");
should.not.exist(context1.global.get("foo"));
context1.global.set("foo","test");
context1.global.get("foo").should.eql("test");
});
it('keeps local context local', function() {
var context1 = Context.get("1","flowA");
var context2 = Context.get("2","flowA");
should.not.exist(context1.get("foo"));
should.not.exist(context2.get("foo"));
context1.set("foo","test");
context1.get("foo").should.eql("test");
should.not.exist(context2.get("foo"));
});
it('flow context accessible to all flow nodes', function() {
var context1 = Context.get("1","flowA");
var context2 = Context.get("2","flowA");
should.not.exist(context1.flow.get("foo"));
should.not.exist(context2.flow.get("foo"));
context1.flow.set("foo","test");
context1.flow.get("foo").should.eql("test");
context2.flow.get("foo").should.eql("test");
});
it('flow context not shared to nodes on other flows', function() {
var context1 = Context.get("1","flowA");
var context2 = Context.get("2","flowB");
should.not.exist(context1.flow.get("foo"));
should.not.exist(context2.flow.get("foo"));
context1.flow.set("foo","test");
context1.flow.get("foo").should.eql("test");
should.not.exist(context2.flow.get("foo"));
});
it('global context shared to all nodes', function() {
var context1 = Context.get("1","flowA");
var context2 = Context.get("2","flowB");
should.not.exist(context1.global.get("foo"));
should.not.exist(context2.global.get("foo"));
context1.global.set("foo","test");
context1.global.get("foo").should.eql("test");
context2.global.get("foo").should.eql("test");
});
it('deletes context',function() {
var context = Context.get("1","flowA");
should.not.exist(context.get("foo"));
context.set("foo","abc");
context.get("foo").should.eql("abc");
Context.delete("1","flowA");
context = Context.get("1","flowA");
should.not.exist(context.get("foo"));
})
it('enumerates context keys', function() {
var context = Context.get("1","flowA");
var keys = context.keys();
keys.should.be.an.Array();
keys.should.be.empty();
context.set("foo","bar");
keys = context.keys();
keys.should.have.length(1);
keys[0].should.eql("foo");
context.set("abc.def","bar");
keys = context.keys();
keys.should.have.length(2);
keys[1].should.eql("abc");
})
});