986 lines
22 KiB
JavaScript
986 lines
22 KiB
JavaScript
'use strict';
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import TestContainer from 'mocha-test-container-support';
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import Diagram from 'diagram-js/lib/Diagram';
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import Viewer from 'lib/Viewer';
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import inherits from 'inherits';
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describe('Viewer', function() {
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var container;
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beforeEach(function() {
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container = TestContainer.get(this);
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});
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function createViewer(xml, done) {
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var viewer = new Viewer({ container: container });
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viewer.importXML(xml, function(err, warnings) {
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done(err, warnings, viewer);
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});
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}
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it('should import simple process', function(done) {
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var xml = require('../fixtures/bpmn/simple.bpmn');
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// when
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createViewer(xml, function(err, warnings, viewer) {
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// then
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expect(err).not.to.exist;
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expect(warnings).to.be.empty;
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var definitions = viewer.getDefinitions();
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expect(definitions).to.exist;
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expect(definitions).to.eql(viewer._definitions);
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done();
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});
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});
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it('should re-import simple process', function(done) {
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var xml = require('../fixtures/bpmn/simple.bpmn');
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// given
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createViewer(xml, function(err, warnings, viewer) {
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// when
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// mimic re-import of same diagram
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viewer.importXML(xml, function(err, warnings) {
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// then
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expect(warnings.length).to.equal(0);
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done();
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});
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});
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});
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it('should be instance of Diagram', function() {
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// when
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var viewer = new Viewer({ container: container });
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// then
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expect(viewer).to.be.instanceof(Diagram);
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});
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describe('overlay support', function() {
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it('should allow to add overlays', function(done) {
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var xml = require('../fixtures/bpmn/simple.bpmn');
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createViewer(xml, function(err, warnings, viewer) {
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// when
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var overlays = viewer.get('overlays'),
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elementRegistry = viewer.get('elementRegistry');
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// then
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expect(overlays).to.exist;
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expect(elementRegistry).to.exist;
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// when
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overlays.add('SubProcess_1', {
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position: {
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bottom: 0,
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right: 0
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},
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html: '<div style="max-width: 50px">YUP GREAT STUFF!</div>'
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});
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// then
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expect(overlays.get({ element: 'SubProcess_1' }).length).to.equal(1);
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done(err);
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});
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});
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});
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describe('error handling', function() {
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function expectMessage(e, expectedMessage) {
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expect(e).to.exist;
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if (expectedMessage instanceof RegExp) {
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expect(e.message).to.match(expectedMessage);
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} else {
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expect(e.message).to.equal(expectedMessage);
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}
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}
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function expectWarnings(warnings, expected) {
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expect(warnings.length).to.equal(expected.length);
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warnings.forEach(function(w, idx) {
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expectMessage(w, expected[idx]);
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});
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}
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it('should handle non-bpmn input', function(done) {
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var xml = 'invalid stuff';
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createViewer(xml, function(err) {
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expect(err).to.exist;
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expectMessage(err, /missing start tag/);
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done();
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});
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});
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it('should handle invalid BPMNPlane#bpmnElement', function(done) {
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var xml = require('../fixtures/bpmn/error/di-plane-no-bpmn-element.bpmn');
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// when
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createViewer(xml, function(err, warnings) {
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// then
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expect(err).not.to.exist;
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expectWarnings(warnings, [
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'unresolved reference <Collaboration_2>',
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'no bpmnElement referenced in <bpmndi:BPMNPlane id="BPMNPlane_1" />',
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'correcting missing bpmnElement ' +
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'on <bpmndi:BPMNPlane id="BPMNPlane_1" /> ' +
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'to <bpmn:Process id="Process_1" />'
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]);
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done();
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});
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});
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it('should handle invalid namespaced element', function(done) {
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var xml = require('../fixtures/bpmn/error/categoryValue.bpmn');
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// when
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createViewer(xml, function(err, warnings) {
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// then
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expect(err).not.to.exist;
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expectWarnings(warnings, [
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/unparsable content <categoryValue> detected/,
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'unresolved reference <sid-afd7e63e-916e-4bd0-a9f0-98cbff749193>'
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]);
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done();
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});
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});
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it('should handle missing namespace', function(done) {
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var xml = require('../fixtures/bpmn/error/missing-namespace.bpmn');
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// when
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createViewer(xml, function(err, warnings) {
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// then
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expect(err).to.exist;
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expect(err.message).to.eql('failed to parse document as <bpmn:Definitions>');
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expect(warnings).to.have.length(1);
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expect(warnings[0].message).to.match(/unparsable content <definitions> detected/);
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done();
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});
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});
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it('should handle duplicate ids', function(done) {
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var xml = require('../fixtures/bpmn/error/duplicate-ids.bpmn');
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// when
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createViewer(xml, function(err, warnings) {
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// then
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expect(err).not.to.exist;
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expectWarnings(warnings, [
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/duplicate ID <test>/
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]);
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done();
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});
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});
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});
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describe('dependency injection', function() {
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it('should provide self as <bpmnjs>', function(done) {
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var xml = require('../fixtures/bpmn/simple.bpmn');
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createViewer(xml, function(err, warnings, viewer) {
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expect(viewer.get('bpmnjs')).to.equal(viewer);
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done(err);
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});
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});
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it('should allow Diagram#get before import', function() {
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// when
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var viewer = new Viewer({ container: container });
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// then
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var eventBus = viewer.get('eventBus');
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expect(eventBus).to.exist;
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});
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it('should keep references to services across re-import', function(done) {
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// given
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var someXML = require('../fixtures/bpmn/simple.bpmn'),
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otherXML = require('../fixtures/bpmn/basic.bpmn');
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var viewer = new Viewer({ container: container });
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var eventBus = viewer.get('eventBus'),
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canvas = viewer.get('canvas');
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// when
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viewer.importXML(someXML, function() {
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// then
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expect(viewer.get('canvas')).to.equal(canvas);
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expect(viewer.get('eventBus')).to.equal(eventBus);
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viewer.importXML(otherXML, function() {
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// then
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expect(viewer.get('canvas')).to.equal(canvas);
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expect(viewer.get('eventBus')).to.equal(eventBus);
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done();
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});
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});
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});
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});
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describe('export', function() {
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function currentTime() {
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return new Date().getTime();
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}
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function validSVG(svg) {
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var expectedStart = '<?xml version="1.0" encoding="utf-8"?>';
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var expectedEnd = '</svg>';
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expect(svg.indexOf(expectedStart)).to.equal(0);
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expect(svg.indexOf(expectedEnd)).to.equal(svg.length - expectedEnd.length);
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// ensure correct rendering of SVG contents
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expect(svg.indexOf('undefined')).to.equal(-1);
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// expect header to be written only once
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expect(svg.indexOf('<svg width="100%" height="100%">')).to.equal(-1);
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expect(svg.indexOf('<g class="viewport"')).to.equal(-1);
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var parser = new DOMParser();
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var svgNode = parser.parseFromString(svg, 'image/svg+xml');
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// [comment, <!DOCTYPE svg>, svg]
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expect(svgNode.childNodes).to.have.length(3);
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// no error body
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expect(svgNode.body).not.to.exist;
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// FIXME(nre): make matcher
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return true;
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}
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it('should export XML', function(done) {
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// given
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var xml = require('../fixtures/bpmn/simple.bpmn');
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createViewer(xml, function(err, warnings, viewer) {
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// when
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viewer.saveXML({ format: true }, function(err, xml) {
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// then
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expect(xml).to.contain('<?xml version="1.0" encoding="UTF-8"?>');
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expect(xml).to.contain('<bpmn2:definitions');
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expect(xml).to.contain(' ');
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done();
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});
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});
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});
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it('should export svg', function(done) {
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// given
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var xml = require('../fixtures/bpmn/simple.bpmn');
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createViewer(xml, function(err, warnings, viewer) {
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if (err) {
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return done(err);
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}
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// when
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viewer.saveSVG(function(err, svg) {
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// then
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expect(validSVG(svg)).to.be.true;
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done(err);
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});
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});
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});
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it('should export huge svg', function(done) {
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this.timeout(5000);
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// given
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var xml = require('../fixtures/bpmn/complex.bpmn');
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createViewer(xml, function(err, warnings, viewer) {
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if (err) {
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return done(err);
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}
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var time = currentTime();
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// when
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viewer.saveSVG(function(err, svg) {
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// then
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expect(validSVG(svg)).to.be.true;
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// no svg export should not take too long
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expect(currentTime() - time).to.be.below(1000);
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done(err);
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});
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});
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});
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it('should remove outer-makers on export', function(done) {
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// given
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var xml = require('../fixtures/bpmn/simple.bpmn');
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function appendTestRect(svgDoc) {
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var rect = document.createElementNS(svgDoc.namespaceURI, 'rect');
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rect.setAttribute('class', 'outer-bound-marker');
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rect.setAttribute('width', 500);
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rect.setAttribute('height', 500);
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rect.setAttribute('x', 10000);
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rect.setAttribute('y', 10000);
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svgDoc.appendChild(rect);
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}
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createViewer(xml, function(err, warnings, viewer) {
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if (err) {
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return done(err);
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}
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var svgDoc = viewer._container.childNodes[1].childNodes[1];
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appendTestRect(svgDoc);
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appendTestRect(svgDoc);
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expect(svgDoc.querySelectorAll('.outer-bound-marker')).to.exist;
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// when
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viewer.saveSVG(function(err, svg) {
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var svgDoc = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
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svgDoc.innerHTML = svg;
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// then
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expect(validSVG(svg)).to.be.true;
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expect(svgDoc.querySelector('.outer-bound-marker')).to.be.null;
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done(err);
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});
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});
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});
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});
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describe('creation', function() {
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var testModules = [
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{ logger: [ 'type', function() { this.called = true; } ] }
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];
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// given
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var xml = require('../fixtures/bpmn/simple.bpmn');
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var viewer;
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afterEach(function() {
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viewer.destroy();
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});
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it('should override default modules', function(done) {
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// given
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viewer = new Viewer({ container: container, modules: testModules });
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// when
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viewer.importXML(xml, function(err) {
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// then
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expect(err.message).to.equal('No provider for "bpmnImporter"! (Resolving: bpmnImporter)');
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done();
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});
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});
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it('should add module to default modules', function(done) {
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// given
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viewer = new Viewer({ container: container, additionalModules: testModules });
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// when
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viewer.importXML(xml, function(err) {
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// then
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var logger = viewer.get('logger');
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expect(logger.called).to.be.true;
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done(err);
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});
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});
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it('should use custom size and position', function() {
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// when
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viewer = new Viewer({
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container: container,
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width: 200,
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height: 100,
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position: 'fixed'
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});
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// then
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expect(viewer._container.style.position).to.equal('fixed');
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expect(viewer._container.style.width).to.equal('200px');
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expect(viewer._container.style.height).to.equal('100px');
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});
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var camundaPackage = require('../fixtures/json/model/camunda');
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it('should provide custom moddle extensions', function(done) {
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var xml = require('../fixtures/bpmn/extension/camunda.bpmn');
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// given
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viewer = new Viewer({
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container: container,
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moddleExtensions: {
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camunda: camundaPackage
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}
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});
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// when
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viewer.importXML(xml, function(err, warnings) {
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var elementRegistry = viewer.get('elementRegistry');
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var taskShape = elementRegistry.get('send'),
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sendTask = taskShape.businessObject;
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// then
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expect(sendTask).to.exist;
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var extensionElements = sendTask.extensionElements;
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// receive task should be moddle extended
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expect(sendTask.$instanceOf('camunda:ServiceTaskLike')).to.be.true;
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// extension elements should provide typed element
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expect(extensionElements).to.exist;
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expect(extensionElements.values).to.exist;
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expect(extensionElements.values).to.have.length(1);
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expect(extensionElements.values[0].$instanceOf('camunda:InputOutput')).to.be.true;
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done(err);
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});
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});
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it('should allow to add default custom moddle extensions', function(done) {
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// given
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var xml = require('../fixtures/bpmn/extension/custom.bpmn'),
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additionalModdleDescriptors = {
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custom: require('../fixtures/json/model/custom')
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};
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function CustomViewer(options) {
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Viewer.call(this, options);
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}
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inherits(CustomViewer, Viewer);
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CustomViewer.prototype._moddleExtensions = additionalModdleDescriptors;
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viewer = new CustomViewer({
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container: container,
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moddleExtensions: {
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camunda: camundaPackage
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}
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});
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// when
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viewer.importXML(xml, function(err, warnings) {
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var elementRegistry = viewer.get('elementRegistry');
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var taskShape = elementRegistry.get('send'),
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sendTask = taskShape.businessObject;
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// then
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expect(sendTask).to.exist;
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var extensionElements = sendTask.extensionElements;
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// receive task should be moddle extended
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expect(sendTask.$instanceOf('camunda:ServiceTaskLike')).to.be.true;
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expect(sendTask.$instanceOf('custom:ServiceTaskGroup')).to.be.true;
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// extension elements should provide typed element
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expect(extensionElements).to.exist;
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expect(extensionElements.values.length).to.equal(2);
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expect(extensionElements.values[0].$instanceOf('camunda:InputOutput')).to.be.true;
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expect(extensionElements.values[1].$instanceOf('custom:CustomSendElement')).to.be.true;
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done(err);
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});
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});
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it('should allow user to override default custom moddle extensions', function(done) {
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// given
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var xml = require('../fixtures/bpmn/extension/custom-override.bpmn');
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var additionalModdleDescriptors = {
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custom: require('../fixtures/json/model/custom')
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};
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var customOverride = require('../fixtures/json/model/custom-override');
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function CustomViewer(options) {
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Viewer.call(this, options);
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}
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inherits(CustomViewer, Viewer);
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CustomViewer.prototype._moddleExtensions = additionalModdleDescriptors;
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viewer = new CustomViewer({
|
|
container: container,
|
|
moddleExtensions: {
|
|
camunda: camundaPackage,
|
|
custom : customOverride
|
|
}
|
|
});
|
|
|
|
// when
|
|
viewer.importXML(xml, function(err, warnings) {
|
|
|
|
var elementRegistry = viewer.get('elementRegistry');
|
|
|
|
var taskShape = elementRegistry.get('send'),
|
|
sendTask = taskShape.businessObject;
|
|
|
|
// then
|
|
expect(sendTask).to.exist;
|
|
|
|
var extensionElements = sendTask.extensionElements;
|
|
|
|
// receive task should be moddle extended
|
|
expect(sendTask.$instanceOf('camunda:ServiceTaskLike')).to.be.true;
|
|
expect(sendTask.$instanceOf('custom:ServiceTaskGroupOverride')).to.be.true;
|
|
|
|
// extension elements should provide typed element
|
|
expect(extensionElements).to.exist;
|
|
|
|
expect(extensionElements.values.length).to.equal(2);
|
|
expect(extensionElements.values[0].$instanceOf('camunda:InputOutput')).to.be.true;
|
|
|
|
expect(extensionElements.values[1].$instanceOf('custom:CustomSendElementOverride')).to.be.true;
|
|
|
|
done(err);
|
|
});
|
|
|
|
});
|
|
|
|
|
|
it('should throw error due to missing diagram', function(done) {
|
|
|
|
var xml = require('../fixtures/bpmn/empty-definitions.bpmn');
|
|
|
|
// given
|
|
viewer = new Viewer({ container: container, additionalModules: testModules });
|
|
|
|
// when
|
|
viewer.importXML(xml, function(err) {
|
|
|
|
// then
|
|
expect(err.message).to.eql('no diagram to display');
|
|
|
|
done();
|
|
});
|
|
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('configuration', function() {
|
|
|
|
var xml = require('../fixtures/bpmn/simple.bpmn');
|
|
|
|
it('should configure Canvas', function(done) {
|
|
|
|
// given
|
|
var viewer = new Viewer({
|
|
container: container,
|
|
canvas: {
|
|
deferUpdate: true
|
|
}
|
|
});
|
|
|
|
// when
|
|
viewer.importXML(xml, function(err) {
|
|
|
|
var canvasConfig = viewer.get('config.canvas');
|
|
|
|
// then
|
|
expect(canvasConfig.deferUpdate).to.be.true;
|
|
|
|
done();
|
|
});
|
|
|
|
});
|
|
|
|
it('should attach the viewer to the given parent', function(done) {
|
|
|
|
var xml = require('../fixtures/bpmn/simple.bpmn');
|
|
|
|
var viewer = new Viewer({ container: container });
|
|
|
|
viewer.importXML(xml, function(err, warnings) {
|
|
|
|
expect(viewer._container.parentNode).to.equal(container);
|
|
|
|
done(err, warnings);
|
|
});
|
|
});
|
|
|
|
it('should not attach the viewer automatically if no parent was given', function(done) {
|
|
|
|
var xml = require('../fixtures/bpmn/simple.bpmn');
|
|
|
|
var viewer = new Viewer();
|
|
|
|
viewer.importXML(xml, function(err, warnings) {
|
|
|
|
expect(viewer._container.parentNode).to.equal(null);
|
|
|
|
done(err, warnings);
|
|
});
|
|
});
|
|
});
|
|
|
|
|
|
describe('#importXML', function() {
|
|
|
|
it('should emit <import.*> events', function(done) {
|
|
|
|
// given
|
|
var viewer = new Viewer({ container: container });
|
|
|
|
var xml = require('../fixtures/bpmn/simple.bpmn');
|
|
|
|
var events = [];
|
|
|
|
viewer.on([
|
|
'import.parse.start',
|
|
'import.parse.complete',
|
|
'import.render.start',
|
|
'import.render.complete',
|
|
'import.done'
|
|
], function(e) {
|
|
// log event type + event arguments
|
|
events.push([
|
|
e.type,
|
|
Object.keys(e).filter(function(key) {
|
|
return key !== 'type';
|
|
})
|
|
]);
|
|
});
|
|
|
|
// when
|
|
viewer.importXML(xml, function(err) {
|
|
|
|
// then
|
|
expect(events).to.eql([
|
|
[ 'import.parse.start', [ 'xml' ] ],
|
|
[ 'import.parse.complete', ['error', 'definitions', 'context' ] ],
|
|
[ 'import.render.start', [ 'definitions' ] ],
|
|
[ 'import.render.complete', [ 'error', 'warnings' ] ],
|
|
[ 'import.done', [ 'error', 'warnings' ] ]
|
|
]);
|
|
|
|
done(err);
|
|
});
|
|
});
|
|
|
|
|
|
it('should work without callback', function(done) {
|
|
|
|
// given
|
|
var viewer = new Viewer({ container: container });
|
|
|
|
var xml = require('../fixtures/bpmn/simple.bpmn');
|
|
|
|
// when
|
|
viewer.importXML(xml);
|
|
|
|
// then
|
|
viewer.on('import.done', function(event) {
|
|
done();
|
|
});
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('#on', function() {
|
|
|
|
it('should fire with given three', function(done) {
|
|
|
|
// given
|
|
var viewer = new Viewer({ container: container });
|
|
|
|
var xml = require('../fixtures/bpmn/simple.bpmn');
|
|
|
|
// when
|
|
viewer.on('foo', 1000, function() {
|
|
return 'bar';
|
|
}, viewer);
|
|
|
|
// then
|
|
viewer.importXML(xml, function(err) {
|
|
var eventBus = viewer.get('eventBus');
|
|
|
|
var result = eventBus.fire('foo');
|
|
|
|
expect(result).to.equal('bar');
|
|
|
|
done();
|
|
});
|
|
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('#off', function() {
|
|
|
|
var xml = require('../fixtures/bpmn/simple.bpmn');
|
|
|
|
it('should remove listener permanently', function(done) {
|
|
|
|
// given
|
|
var viewer = new Viewer({ container: container });
|
|
|
|
var handler = function() {
|
|
return 'bar';
|
|
};
|
|
|
|
viewer.on('foo', 1000, handler);
|
|
|
|
// when
|
|
viewer.off('foo');
|
|
|
|
// then
|
|
viewer.importXML(xml, function(err) {
|
|
var eventBus = viewer.get('eventBus');
|
|
|
|
var result = eventBus.fire('foo');
|
|
|
|
expect(result).not.to.exist;
|
|
|
|
done();
|
|
});
|
|
|
|
});
|
|
|
|
|
|
it('should remove listener on existing diagram instance', function(done) {
|
|
|
|
// given
|
|
var viewer = new Viewer({ container: container });
|
|
|
|
var handler = function() {
|
|
return 'bar';
|
|
};
|
|
|
|
viewer.on('foo', 1000, handler);
|
|
|
|
// when
|
|
viewer.importXML(xml, function(err) {
|
|
var eventBus = viewer.get('eventBus');
|
|
|
|
// when
|
|
viewer.off('foo', handler);
|
|
|
|
var result = eventBus.fire('foo');
|
|
|
|
expect(result).not.to.exist;
|
|
|
|
done();
|
|
});
|
|
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('#destroy', function() {
|
|
|
|
it('should remove traces in document tree', function() {
|
|
|
|
// given
|
|
var viewer = new Viewer({
|
|
container: container
|
|
});
|
|
|
|
// when
|
|
viewer.destroy();
|
|
|
|
// then
|
|
expect(viewer._container.parentNode).not.to.exist;
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('#attachTo', function() {
|
|
|
|
it('should attach the viewer', function(done) {
|
|
|
|
var xml = require('../fixtures/bpmn/simple.bpmn');
|
|
|
|
var viewer = new Viewer();
|
|
|
|
viewer.importXML(xml, function(err, warnings) {
|
|
|
|
// assume
|
|
expect(viewer._container.parentNode).not.to.exist;
|
|
|
|
/* global sinon */
|
|
var resizedSpy = sinon.spy();
|
|
|
|
viewer.on('canvas.resized', resizedSpy);
|
|
|
|
// when
|
|
viewer.attachTo(container);
|
|
|
|
// then
|
|
expect(viewer._container.parentNode).to.equal(container);
|
|
|
|
// should trigger resized
|
|
expect(resizedSpy).to.have.been.called;
|
|
|
|
done(err, warnings);
|
|
});
|
|
});
|
|
|
|
});
|
|
|
|
|
|
describe('#detach', function() {
|
|
|
|
it('should detach the viewer', function(done) {
|
|
|
|
var xml = require('../fixtures/bpmn/simple.bpmn');
|
|
|
|
var viewer = new Viewer({ container: container });
|
|
|
|
viewer.importXML(xml, function(err, warnings) {
|
|
|
|
// assume
|
|
expect(viewer._container.parentNode).to.equal(container);
|
|
|
|
// when
|
|
viewer.detach();
|
|
|
|
// then
|
|
expect(viewer._container.parentNode).not.to.exist;
|
|
|
|
done(err, warnings);
|
|
});
|
|
});
|
|
|
|
});
|
|
|
|
});
|