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- <html>
- <head>
- <meta charset="utf-8">
- <title>Mocha Tests</title>
- <link rel="stylesheet" href="lib/mocha.css" />
- <script src="../../node_modules/bluebird/js/browser/bluebird.js"></script>
- <script src="../../dist/html2canvas.js"></script>
- <script src="../assets/jquery-1.6.2.js"></script>
- <script src="lib/expect.js"></script>
- <script src="lib/mocha.js"></script>
- </head>
- <body>
- <div id="mocha"></div>
- <script>mocha.setup('bdd')</script>
- <div style="background: green; width: 40px; height:40px;" id="block"></div>
- <div style="visibility: hidden">
- <iframe src="iframe1.htm" style="height: 350px; width: 450px; border: 0;" scrolling="no" id="frame1"></iframe>
- <iframe src="iframe2.htm" style="height: 350px; width: 450px; border: 0;" scrolling="yes" id="frame2"></iframe>
- </div>
- <script>
- describe("Cropping", function() {
- it("window view with body", function(done) {
- html2canvas(document.body, {type: 'view'}).then(function(canvas) {
- expect(canvas.width).to.equal(window.innerWidth);
- expect(canvas.height).to.equal(window.innerHeight);
- done();
- }).catch(function(error) {
- done(error);
- });
- });
- it("window view with documentElement", function(done) {
- html2canvas(document.documentElement, {type: 'view'}).then(function(canvas) {
- expect(canvas.width).to.equal(window.innerWidth);
- expect(canvas.height).to.equal(window.innerHeight);
- done();
- }).catch(function(error) {
- done(error);
- });
- });
- it("iframe with body", function(done) {
- html2canvas(document.querySelector("#frame1").contentWindow.document.body, {type: 'view'}).then(function(canvas) {
- expect(canvas.width).to.equal(450);
- expect(canvas.height).to.equal(350);
- validCanvasPixels(canvas);
- done();
- }).catch(function(error) {
- done(error);
- });
- });
- it("iframe with document element", function(done) {
- html2canvas(document.querySelector("#frame1").contentWindow.document.documentElement, {type: 'view'}).then(function(canvas) {
- expect(canvas.width).to.equal(450);
- expect(canvas.height).to.equal(350);
- validCanvasPixels(canvas);
- done();
- }).catch(function(error) {
- done(error);
- });
- });
- it("with node", function(done) {
- html2canvas(document.querySelector("#block")).then(function(canvas) {
- expect(canvas.width).to.equal(40);
- expect(canvas.height).to.equal(40);
- validCanvasPixels(canvas);
- done();
- }).catch(function(error) {
- done(error);
- });
- });
- it("with node and size", function(done) {
- html2canvas(document.querySelector("#block"), {width: 20, height: 20}).then(function(canvas) {
- expect(canvas.width).to.equal(20);
- expect(canvas.height).to.equal(20);
- validCanvasPixels(canvas);
- done();
- }).catch(function(error) {
- done(error);
- });
- });
- document.querySelector("#frame2").addEventListener("load", function() {
- document.querySelector("#frame2").contentWindow.scrollTo(0, 350);
- describe("with scrolled content", function() {
- it("iframe with body", function(done) {
- html2canvas(document.querySelector("#frame2").contentWindow.document.body, {type: 'view'}).then(function(canvas) {
- // phantomjs issue https://github.com/ariya/phantomjs/issues/10581
- if (canvas.height !== 1200) {
- expect(canvas.width).to.equal(450);
- expect(canvas.height).to.equal(350);
- validCanvasPixels(canvas);
- }
- done();
- }).catch(function(error) {
- done(error);
- });
- });
- it("iframe with document element", function(done) {
- html2canvas(document.querySelector("#frame2").contentWindow.document.documentElement, {type: 'view'}).then(function(canvas) {
- // phantomjs issue https://github.com/ariya/phantomjs/issues/10581
- if (canvas.height !== 1200) {
- expect(canvas.width).to.equal(450);
- expect(canvas.height).to.equal(350);
- validCanvasPixels(canvas);
- }
- done();
- }).catch(function(error) {
- done(error);
- });
- });
- });
- }, false);
- });
- function validCanvasPixels(canvas) {
- var ctx = canvas.getContext("2d");
- var data = ctx.getImageData(0, 0, canvas.width, canvas.height).data;
- for (var i = 0, len = data.length; i < len; i+=4) {
- if (data[i] !== 0 || data[i+1] !== 128 || data[i+2] !== 0 || data[i+3] !== 255) {
- expect().fail("Invalid canvas data");
- }
- }
- }
- mocha.checkLeaks();
- mocha.globals(['jQuery']);
- if (window.mochaPhantomJS) {
- mochaPhantomJS.run();
- }
- else {
- mocha.run();
- }
- mocha.suite.afterAll(function() {
- document.body.setAttribute('data-complete', 'true');
- });
- </script>
- </body>
- </html>
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