bpmn-js/test/spec/ViewerSpec.js

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'use strict';
var Matchers = require('../Matchers'),
TestHelper = require('../TestHelper');
/* global bootstrapViewer, inject */
var fs = require('fs');
var Viewer = require('../../lib/Viewer');
describe('viewer', function() {
beforeEach(Matchers.addDeepEquals);
var container;
beforeEach(function() {
container = jasmine.getEnv().getTestContainer();
});
function createViewer(xml, done) {
var viewer = new Viewer({ container: container });
viewer.importXML(xml, function(err) {
done(err, viewer);
});
}
it('should import simple process', function(done) {
var xml = fs.readFileSync('test/fixtures/bpmn/simple.bpmn', 'utf8');
createViewer(xml, done);
});
it('should import empty definitions', function(done) {
var xml = fs.readFileSync('test/fixtures/bpmn/empty-definitions.bpmn', 'utf8');
createViewer(xml, done);
});
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describe('import events', function() {
it('should fire <import.*> events', function(done) {
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// given
var viewer = new Viewer({ container: container });
var xml = fs.readFileSync('test/fixtures/bpmn/empty-definitions.bpmn', 'utf8');
var events = [];
viewer.on('import.start', function() {
events.push('import.start');
});
viewer.on('import.success', function() {
events.push('import.success');
});
viewer.on('import.error', function() {
events.push('import.error');
});
// when
viewer.importXML(xml, function(err) {
// then
expect(events).toEqual([
'import.start',
'import.success'
]);
done(err);
});
});
});
describe('overlay support', function() {
it('should allow to add overlays', function(done) {
var xml = fs.readFileSync('test/fixtures/bpmn/simple.bpmn', 'utf8');
createViewer(xml, function(err, viewer) {
// when
var overlays = viewer.get('overlays'),
elementRegistry = viewer.get('elementRegistry');
// then
expect(overlays).toBeDefined();
expect(elementRegistry).toBeDefined();
// given
var subProcessShape = elementRegistry.getById('SubProcess_1');
// when
overlays.add('SubProcess_1', {
position: {
bottom: 0,
right: 0
},
html: '<div style="max-width: 50px">YUP GREAT STUFF!</div>'
});
// then
expect(overlays.get({ element: 'SubProcess_1' }).length).toBe(1);
done(err);
});
});
});
describe('error handling', function() {
it('should handle non-bpmn input', function(done) {
var xml = 'invalid stuff';
createViewer(xml, function(err) {
expect(err).toBeDefined();
done();
});
});
it('should handle invalid BPMNPlane#bpmnElement', function(done) {
var xml = fs.readFileSync('test/fixtures/bpmn/error/di-plane-no-bpmn-element.bpmn', 'utf8');
createViewer(xml, function(err) {
expect(err).toBeDefined();
expect(err.message).toEqual('no rootElement referenced in BPMNPlane <BPMNPlane_1>');
done();
});
});
it('should handle missing namespace', function(done) {
var xml = fs.readFileSync('test/fixtures/bpmn/error/missing-namespace.bpmn', 'utf8');
createViewer(xml, function(err) {
expect(err).toBeDefined();
expect(err.message).toEqual(
'unparsable content <collaboration> detected; this may indicate an invalid BPMN 2.0 diagram file\n' +
'\tline: 2\n' +
'\tcolumn: 29\n' +
'\tnested error: unrecognized element <collaboration>');
done();
});
});
});
describe('dependency injection', function() {
it('should be available via di as <bpmnjs>', function(done) {
var xml = fs.readFileSync('test/fixtures/bpmn/simple.bpmn', 'utf8');
createViewer(xml, function(err, viewer) {
expect(viewer.get('bpmnjs')).toBe(viewer);
done(err);
});
});
});
describe('export', function() {
function currentTime() {
return new Date().getTime();
}
function isValid(svg) {
var expectedStart = '<?xml version="1.0" encoding="utf-8"?>';
var expectedEnd = '</svg>';
expect(svg.indexOf(expectedStart)).toEqual(0);
expect(svg.indexOf(expectedEnd)).toEqual(svg.length - expectedEnd.length);
// ensure correct rendering of SVG contents
expect(svg.indexOf('undefined')).toBe(-1);
// expect header to be written only once
expect(svg.indexOf('<svg width="100%" height="100%">')).toBe(-1);
expect(svg.indexOf('<g class="viewport"')).toBe(-1);
// FIXME(nre): make matcher
return true;
}
it('should export svg', function(done) {
// given
var xml = fs.readFileSync('test/fixtures/bpmn/empty-definitions.bpmn', 'utf8');
createViewer(xml, function(err, viewer) {
if (err) {
return done(err);
}
// when
viewer.saveSVG(function(err, svg) {
if (err) {
return done(err);
}
// then
expect(isValid(svg)).toBe(true);
done();
});
});
});
it('should export complex svg', function(done) {
// given
var xml = fs.readFileSync('test/fixtures/bpmn/complex.bpmn', 'utf8');
createViewer(xml, function(err, viewer) {
if (err) {
return done(err);
}
var time = currentTime();
// when
viewer.saveSVG(function(err, svg) {
if (err) {
return done(err);
}
// then
expect(isValid(svg)).toBe(true);
// no svg export should take more than 500ms
expect(currentTime() - time).toBeLessThan(500);
done();
});
});
});
it('should remove outer-makers on export', function(done) {
// given
var xml = fs.readFileSync('test/fixtures/bpmn/complex.bpmn', 'utf8');
function appendTestRect(svgDoc) {
var rect = document.createElementNS(svgDoc.namespaceURI, 'rect');
rect.setAttribute('class', 'outer-bound-marker');
rect.setAttribute('width', 500);
rect.setAttribute('height', 500);
rect.setAttribute('x', 10000);
rect.setAttribute('y', 10000);
svgDoc.appendChild(rect);
}
createViewer(xml, function(err, viewer) {
if (err) {
return done(err);
}
var svgDoc = viewer.container.childNodes[1].childNodes[1];
appendTestRect(svgDoc);
appendTestRect(svgDoc);
expect(svgDoc.querySelectorAll('.outer-bound-marker')).toBeDefined();
// when
viewer.saveSVG(function(err, svg) {
if (err) {
return done(err);
}
var svgDoc = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
svgDoc.innerHTML = svg;
// then
expect(isValid(svg)).toBe(true);
expect(svgDoc.querySelector('.outer-bound-marker')).toBeNull();
done();
});
});
});
});
describe('configuration', function() {
var testModules = [
{ logger: [ 'type', function() { this.called = true; } ] }
];
// given
var xml = fs.readFileSync('test/fixtures/bpmn/empty-definitions.bpmn', 'utf8');
it('should override default modules', function(done) {
// given
var viewer = new Viewer({ container: container, modules: testModules });
// when
viewer.importXML(xml, function(err) {
// then
expect(err.message).toBe('No provider for "bpmnImporter"! (Resolving: bpmnImporter)');
done();
});
});
it('should add module to default modules', function(done) {
// given
var viewer = new Viewer({ container: container, additionalModules: testModules });
// when
viewer.importXML(xml, function(err) {
// then
var logger = viewer.get('logger');
expect(logger.called).toBe(true);
done(err);
});
});
});
});