yetangitu/pdf.js
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Use A+ spec compatible promises.

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This commit is contained in:
Brendan Dahl 2013-06-05 12:28:31 -07:00
parent b996e1b781
commit ae1f973204
7 changed files with 240 additions and 198 deletions
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48
test/unit/api_spec.js
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@ -8,26 +8,25 @@ describe('api', function() {
// TODO run with worker enabled
PDFJS.disableWorker = true;
var basicApiUrl = combineUrl(window.location.href, '../pdfs/basicapi.pdf');
function waitsForPromise(promise) {
waitsFor(function() {
return promise.isResolved || promise.isRejected;
}, 10000);
}
function expectAfterPromise(promise, successCallback) {
waitsForPromise(promise);
runs(function() {
promise.then(successCallback,
function(error, e) {
// Shouldn't get here.
expect(false).toEqual(true);
});
function waitsForPromise(promise, successCallback) {
var data;
promise.then(function(val) {
data = val;
successCallback(data);
},
function(error) {
// Shouldn't get here.
expect(false).toEqual(true);
});
waitsFor(function() {
return data !== undefined;
}, 10000);
}
describe('PDFJS', function() {
describe('getDocument', function() {
it('creates pdf doc from URL', function() {
var promise = PDFJS.getDocument(basicApiUrl);
expectAfterPromise(promise, function(data) {
waitsForPromise(promise, function(data) {
expect(true).toEqual(true);
});
});
@ -40,10 +39,9 @@ describe('api', function() {
});
describe('PDFDocument', function() {
var promise = PDFJS.getDocument(basicApiUrl);
waitsForPromise(promise);
var doc;
runs(function() {
promise.then(function(data) { doc = data; });
waitsForPromise(promise, function(data) {
doc = data;
});
it('gets number of pages', function() {
expect(doc.numPages).toEqual(3);
@ -53,19 +51,19 @@ describe('api', function() {
});
it('gets page', function() {
var promise = doc.getPage(1);
expectAfterPromise(promise, function(data) {
waitsForPromise(promise, function(data) {
expect(true).toEqual(true);
});
});
it('gets destinations', function() {
var promise = doc.getDestinations();
expectAfterPromise(promise, function(data) {
waitsForPromise(promise, function(data) {
// TODO this seems to be broken for the test pdf
});
});
it('gets outline', function() {
var promise = doc.getOutline();
expectAfterPromise(promise, function(outline) {
waitsForPromise(promise, function(outline) {
// Two top level entries.
expect(outline.length).toEqual(2);
// Make sure some basic attributes are set.
@ -76,7 +74,7 @@ describe('api', function() {
});
it('gets metadata', function() {
var promise = doc.getMetadata();
expectAfterPromise(promise, function(metadata) {
waitsForPromise(promise, function(metadata) {
expect(metadata.info['Title']).toEqual('Basic API Test');
expect(metadata.metadata.get('dc:title')).toEqual('Basic API Test');
});
@ -89,13 +87,11 @@ describe('api', function() {
promise.resolve(data);
});
});
waitsForPromise(promise);
var page;
runs(function() {
promise.then(function(data) {
page = data;
});
waitsForPromise(promise, function(data) {
page = data;
});
it('gets ref', function() {
expect(page.ref).toEqual({num: 15, gen: 0});
});