bpmn-js/test/spec/features/modeling/CreateConnectionSpec.js

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import {
bootstrapModeler,
inject
} from 'test/TestHelper';
import modelingModule from 'lib/features/modeling';
import coreModule from 'lib/core';
describe('features/modeling - create connection', function() {
var diagramXML = require('../../../fixtures/bpmn/sequence-flows.bpmn');
var testModules = [ coreModule, modelingModule ];
beforeEach(bootstrapModeler(diagramXML, { modules: testModules }));
it('should connect', inject(function(elementRegistry, modeling, bpmnFactory) {
// given
var taskShape = elementRegistry.get('Task_1'),
task = taskShape.businessObject,
gatewayShape = elementRegistry.get('Gateway_1'),
gateway = gatewayShape.businessObject;
// when
var sequenceFlowConnection = modeling.createConnection(taskShape, gatewayShape, {
type: 'bpmn:SequenceFlow'
}, taskShape.parent);
var sequenceFlow = sequenceFlowConnection.businessObject;
// then
expect(sequenceFlowConnection).to.exist;
expect(sequenceFlow).to.exist;
expect(sequenceFlow.sourceRef).to.eql(task);
expect(sequenceFlow.targetRef).to.eql(gateway);
expect(task.outgoing).to.include(sequenceFlow);
expect(gateway.incoming).to.include(sequenceFlow);
expect(sequenceFlow.di.$parent).to.eql(task.di.$parent);
expect(sequenceFlow.di.$parent.planeElement).to.include(sequenceFlow.di);
// expect cropped connection
expect(sequenceFlowConnection.waypoints).eql([
{ original: { x: 242, y: 376 }, x: 292, y: 376 },
{ x: 410, y: 376 },
{ x: 410, y: 341 },
{ original: { x: 553, y: 341 }, x: 528, y: 341 }
]);
var diWaypoints = bpmnFactory.createDiWaypoints([
{ x: 292, y: 376 },
{ x: 410, y: 376 },
{ x: 410, y: 341 },
{ x: 528, y: 341 }
]);
// expect cropped waypoints in di
expect(sequenceFlow.di.waypoint).eql(diWaypoints);
}));
it('should connect with custom start / end', inject(function(elementRegistry, modeling) {
// given
var sourceShape = elementRegistry.get('Task_2'),
sourcePosition = {
x: 740,
y: 400
},
targetShape = elementRegistry.get('Task_3'),
targetPosition = {
x: 420,
y: 130
};
// when
var newConnection = modeling.connect(
sourceShape, targetShape,
null,
{
connectionStart: sourcePosition,
connectionEnd: targetPosition
}
);
// then
// expect cropped connection with custom start/end
expect(newConnection).to.have.waypoints([
{ x: 734, y: 400 },
{ x: 590, y: 400 },
{ x: 590, y: 130 },
{ x: 447, y: 130 }
]);
}));
it('should undo', inject(function(elementRegistry, commandStack, modeling) {
// given
var taskShape = elementRegistry.get('Task_1'),
task = taskShape.businessObject,
gatewayShape = elementRegistry.get('Gateway_1'),
gateway = gatewayShape.businessObject;
var sequenceFlowConnection = modeling.createConnection(taskShape, gatewayShape, {
type: 'bpmn:SequenceFlow'
}, taskShape.parent);
var sequenceFlow = sequenceFlowConnection.businessObject;
// when
commandStack.undo();
// then
expect(sequenceFlow.$parent).to.be.null;
expect(sequenceFlow.sourceRef).to.be.null;
expect(sequenceFlow.targetRef).to.be.null;
expect(task.outgoing).not.to.include(sequenceFlow);
expect(gateway.incoming).not.to.include(sequenceFlow);
}));
it('should redo', inject(function(elementRegistry, commandStack, modeling) {
// given
var taskShape = elementRegistry.get('Task_1'),
task = taskShape.businessObject,
gatewayShape = elementRegistry.get('Gateway_1'),
gateway = gatewayShape.businessObject;
var sequenceFlowConnection = modeling.createConnection(taskShape, gatewayShape, {
type: 'bpmn:SequenceFlow'
}, taskShape.parent);
var sequenceFlow = sequenceFlowConnection.businessObject;
var newWaypoints = sequenceFlowConnection.waypoints,
newDiWaypoints = sequenceFlow.di.waypoint;
// when
commandStack.undo();
commandStack.redo();
// then
expect(sequenceFlow.sourceRef).to.eql(task);
expect(sequenceFlow.targetRef).to.eql(gateway);
expect(task.outgoing).to.include(sequenceFlow);
expect(gateway.incoming).to.include(sequenceFlow);
expect(sequenceFlow.di.$parent).to.eql(task.di.$parent);
expect(sequenceFlow.di.$parent.planeElement).to.include(sequenceFlow.di);
// expect cropped connection
expect(sequenceFlowConnection.waypoints).eql(newWaypoints);
// expect cropped waypoints in di
expect(sequenceFlow.di.waypoint).eql(newDiWaypoints);
}));
});