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Add a couple of LinkAnnotation unit-tests

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We currently don't have *any* unit-tests for `LinkAnnotation`s, so it seemed a good idea to add a few. These tests are taken from various actual PDF files.
This commit is contained in:
Jonas Jenwald 2016-03-26 10:00:25 +01:00
parent f3f825cc71
commit 171f908b89
1 changed files with 157 additions and 3 deletions
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160
test/unit/annotation_layer_spec.js
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@ -1,10 +1,20 @@
/* globals expect, it, describe, Dict, Name, Annotation, AnnotationBorderStyle,
AnnotationBorderStyleType, AnnotationFlag, PDFJS,
beforeEach, afterEach, stringToBytes */
AnnotationBorderStyleType, AnnotationType, AnnotationFlag, PDFJS,
beforeEach, afterEach, stringToBytes, AnnotationFactory, Ref,
beforeAll, afterAll */
'use strict';
describe('Annotation layer', function() {
function XrefMock(queue) {
this.queue = queue || [];
}
XrefMock.prototype = {
fetchIfRef: function() {
return this.queue.shift();
}
};
describe('Annotation', function() {
it('should set and get flags', function() {
var dict = new Dict();
@ -174,12 +184,156 @@ describe('Annotation layer', function() {
});
});
describe('LinkAnnotation', function() {
var annotationFactory;
beforeAll(function (done) {
annotationFactory = new AnnotationFactory();
done();
});
afterAll(function () {
annotationFactory = null;
});
it('should correctly parse a URI action', function() {
var actionDict = new Dict();
actionDict.set('Type', Name.get('Action'));
actionDict.set('S', Name.get('URI'));
actionDict.set('URI', 'http://www.ctan.org/tex-archive/info/lshort');
var annotationDict = new Dict();
annotationDict.set('Type', Name.get('Annot'));
annotationDict.set('Subtype', Name.get('Link'));
annotationDict.set('A', actionDict);
var xrefMock = new XrefMock([annotationDict]);
var annotationRef = new Ref(820, 0);
var annotation = annotationFactory.create(xrefMock, annotationRef);
var data = annotation.data;
expect(data.annotationType).toEqual(AnnotationType.LINK);
expect(data.url).toEqual('http://www.ctan.org/tex-archive/info/lshort');
expect(data.dest).toBeUndefined();
});
it('should correctly parse a URI action, where the URI entry ' +
'is missing a protocol', function() {
var actionDict = new Dict();
actionDict.set('Type', Name.get('Action'));
actionDict.set('S', Name.get('URI'));
actionDict.set('URI', 'www.hmrc.gov.uk');
var annotationDict = new Dict();
annotationDict.set('Type', Name.get('Annot'));
annotationDict.set('Subtype', Name.get('Link'));
annotationDict.set('A', actionDict);
var xrefMock = new XrefMock([annotationDict]);
var annotationRef = new Ref(353, 0);
var annotation = annotationFactory.create(xrefMock, annotationRef);
var data = annotation.data;
expect(data.annotationType).toEqual(AnnotationType.LINK);
expect(data.url).toEqual('http://www.hmrc.gov.uk');
expect(data.dest).toBeUndefined();
});
it('should correctly parse a GoTo action', function() {
var actionDict = new Dict();
actionDict.set('Type', Name.get('Action'));
actionDict.set('S', Name.get('GoTo'));
actionDict.set('D', 'page.157');
var annotationDict = new Dict();
annotationDict.set('Type', Name.get('Annot'));
annotationDict.set('Subtype', Name.get('Link'));
annotationDict.set('A', actionDict);
var xrefMock = new XrefMock([annotationDict]);
var annotationRef = new Ref(798, 0);
var annotation = annotationFactory.create(xrefMock, annotationRef);
var data = annotation.data;
expect(data.annotationType).toEqual(AnnotationType.LINK);
expect(data.url).toBeUndefined();
expect(data.dest).toEqual('page.157');
});
it('should correctly parse a GoToR action, where the FileSpec entry ' +
'is a string containing a relative URL', function() {
var actionDict = new Dict();
actionDict.set('Type', Name.get('Action'));
actionDict.set('S', Name.get('GoToR'));
actionDict.set('F', '../../0021/002156/215675E.pdf');
actionDict.set('D', '15');
var annotationDict = new Dict();
annotationDict.set('Type', Name.get('Annot'));
annotationDict.set('Subtype', Name.get('Link'));
annotationDict.set('A', actionDict);
var xrefMock = new XrefMock([annotationDict]);
var annotationRef = new Ref(489, 0);
var annotation = annotationFactory.create(xrefMock, annotationRef);
var data = annotation.data;
expect(data.annotationType).toEqual(AnnotationType.LINK);
expect(data.url).toBeUndefined();
expect(data.dest).toBeUndefined();
expect(data.newWindow).toBeFalsy();
});
it('should correctly parse a Named action', function() {
var actionDict = new Dict();
actionDict.set('Type', Name.get('Action'));
actionDict.set('S', Name.get('Named'));
actionDict.set('N', Name.get('GoToPage'));
var annotationDict = new Dict();
annotationDict.set('Type', Name.get('Annot'));
annotationDict.set('Subtype', Name.get('Link'));
annotationDict.set('A', actionDict);
var xrefMock = new XrefMock([annotationDict]);
var annotationRef = new Ref(12, 0);
var annotation = annotationFactory.create(xrefMock, annotationRef);
var data = annotation.data;
expect(data.annotationType).toEqual(AnnotationType.LINK);
expect(data.url).toBeUndefined();
expect(data.action).toEqual('GoToPage');
});
it('should correctly parse a simple Dest', function() {
var annotationDict = new Dict();
annotationDict.set('Type', Name.get('Annot'));
annotationDict.set('Subtype', Name.get('Link'));
annotationDict.set('Dest', Name.get('LI0'));
var xrefMock = new XrefMock([annotationDict]);
var annotationRef = new Ref(583, 0);
var annotation = annotationFactory.create(xrefMock, annotationRef);
var data = annotation.data;
expect(data.annotationType).toEqual(AnnotationType.LINK);
expect(data.url).toBeUndefined();
expect(data.dest).toEqual('LI0');
});
});
describe('FileAttachmentAnnotation', function() {
var loadingTask;
var annotations;
beforeEach(function(done) {
var pdfUrl = new URL('../pdfs/annotation-fileattachment.pdf',
var pdfUrl = new URL('../pdfs/annotation-fileattachment.pdf',
window.location).href;
loadingTask = PDFJS.getDocument(pdfUrl);
loadingTask.promise.then(function(pdfDocument) {