/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
require("sdk/clipboard");
const { Cc, Ci } = require("chrome");
const imageTools = Cc["@mozilla.org/image/tools;1"].getService(Ci.imgITools);
const io = Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService);
const appShellService = Cc['@mozilla.org/appshell/appShellService;1'].getService(Ci.nsIAppShellService);
const XHTML_NS = "http://www.w3.org/1999/xhtml";
const base64png = "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYA" +
"AABzenr0AAAASUlEQVRYhe3O0QkAIAwD0eyqe3Q993AQ3cBSUKpygfsNTy" +
"N5ugbQpK0BAADgP0BRDWXWlwEAAAAAgPsA3rzDaAAAAHgPcGrpgAnzQ2FG" +
"bWRR9AAAAABJRU5ErkJggg%3D%3D";
const { base64jpeg } = require("./fixtures");
const { platform } = require("sdk/system");
// For Windows, Mac and Linux, platform returns the following: winnt, darwin and linux.
var isWindows = platform.toLowerCase().indexOf("win") == 0;
// Test the typical use case, setting & getting with no flavors specified
exports["test With No Flavor"] = function(assert) {
var contents = "hello there";
var flavor = "text";
var fullFlavor = "text/unicode";
var clip = require("sdk/clipboard");
// Confirm we set the clipboard
assert.ok(clip.set(contents));
// Confirm flavor is set
assert.equal(clip.currentFlavors[0], flavor);
// Confirm we set the clipboard
assert.equal(clip.get(), contents);
// Confirm we can get the clipboard using the flavor
assert.equal(clip.get(flavor), contents);
// Confirm we can still get the clipboard using the full flavor
assert.equal(clip.get(fullFlavor), contents);
};
// Test the slightly less common case where we specify the flavor
exports["test With Flavor"] = function(assert) {
var contents = "hello there";
var contentsText = "hello there";
// On windows, HTML clipboard includes extra data.
// The values are from widget/windows/nsDataObj.cpp.
var contentsWindowsHtml = "\n" +
contents +
"\n\n";
var flavor = "html";
var fullFlavor = "text/html";
var unicodeFlavor = "text";
var unicodeFullFlavor = "text/unicode";
var clip = require("sdk/clipboard");
assert.ok(clip.set(contents, flavor));
assert.equal(clip.currentFlavors[0], unicodeFlavor);
assert.equal(clip.currentFlavors[1], flavor);
assert.equal(clip.get(), contentsText);
assert.equal(clip.get(flavor), isWindows ? contentsWindowsHtml : contents);
assert.equal(clip.get(fullFlavor), isWindows ? contentsWindowsHtml : contents);
assert.equal(clip.get(unicodeFlavor), contentsText);
assert.equal(clip.get(unicodeFullFlavor), contentsText);
};
// Test that the typical case still works when we specify the flavor to set
exports["test With Redundant Flavor"] = function(assert) {
var contents = "hello there";
var flavor = "text";
var fullFlavor = "text/unicode";
var clip = require("sdk/clipboard");
assert.ok(clip.set(contents, flavor));
assert.equal(clip.currentFlavors[0], flavor);
assert.equal(clip.get(), contents);
assert.equal(clip.get(flavor), contents);
assert.equal(clip.get(fullFlavor), contents);
};
exports["test Not In Flavor"] = function(assert) {
var contents = "hello there";
var flavor = "html";
var clip = require("sdk/clipboard");
assert.ok(clip.set(contents));
// If there's nothing on the clipboard with this flavor, should return null
assert.equal(clip.get(flavor), null);
};
exports["test Set Image"] = function(assert) {
var clip = require("sdk/clipboard");
var flavor = "image";
var fullFlavor = "image/png";
assert.ok(clip.set(base64png, flavor), "clipboard set");
assert.equal(clip.currentFlavors[0], flavor, "flavor is set");
};
exports["test Get Image"] = function* (assert) {
var clip = require("sdk/clipboard");
clip.set(base64png, "image");
var contents = clip.get();
const hiddenWindow = appShellService.hiddenDOMWindow;
const Image = hiddenWindow.Image;
const canvas = hiddenWindow.document.createElementNS(XHTML_NS, "canvas");
let context = canvas.getContext("2d");
const imageURLToPixels = (imageURL) => {
return new Promise((resolve) => {
let img = new Image();
img.onload = function() {
context.drawImage(this, 0, 0);
let pixels = Array.join(context.getImageData(0, 0, 32, 32).data);
resolve(pixels);
};
img.src = imageURL;
});
};
let [base64pngPixels, clipboardPixels] = yield Promise.all([
imageURLToPixels(base64png), imageURLToPixels(contents),
]);
assert.ok(base64pngPixels === clipboardPixels,
"Image gets from clipboard equals to image sets to the clipboard");
};
exports["test Set Image Type Not Supported"] = function(assert) {
var clip = require("sdk/clipboard");
var flavor = "image";
assert.throws(function () {
clip.set(base64jpeg, flavor);
}, "Invalid flavor for image/jpeg");
};
// Notice that `imageTools.decodeImageData`, used by `clipboard.set` method for
// images, write directly to the javascript console the error in case the image
// is corrupt, even if the error is catched.
//
// See: http://mxr.mozilla.org/mozilla-central/source/image/src/Decoder.cpp#136
exports["test Set Image Type Wrong Data"] = function(assert) {
var clip = require("sdk/clipboard");
var flavor = "image";
var wrongPNG = "data:image/png" + base64jpeg.substr(15);
assert.throws(function () {
clip.set(wrongPNG, flavor);
}, "Unable to decode data given in a valid image.");
};
require("sdk/test").run(exports)