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Merge pull request #40 from santigimeno/add_change_property_test

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Add ChangeProperty test
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Andrey Sidorov 2013-11-04 12:51:47 -08:00
commit 3746e369fa
1 changed files with 77 additions and 0 deletions
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test/change-property.js Normal file
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var x11 = require('../lib');
var should = require('should');
var TEST_PROPERTY = 'My Test Property';
describe('ChangeProperty', function() {
before(function(done) {
var self = this;
var client = x11.createClient(function(err, dpy) {
should.not.exist(err);
self.X = dpy.client;
self.wid = self.X.AllocID();
self.wid_helper = self.X.AllocID();
self.X.CreateWindow(self.wid, dpy.screen[0].root, 0, 0, 1, 1); // 1x1 pixel window
self.X.QueryTree(dpy.screen[0].root, function(err, list) {
should.not.exist(err);
list.children.indexOf(self.wid).should.not.equal(-1);
done();
});
});
client.on('error', done);
});
it('should add a new WINDOW property with length 1', function(done) {
var self = this;
this.X.InternAtom(false, TEST_PROPERTY, function(err, atom) {
should.not.exist(err);
var raw = new Buffer(4);
raw.writeUInt32LE(self.wid, 0);
self.X.ChangeProperty(0, self.wid, atom, self.X.atoms.WINDOW, 32, raw);
self.X.GetProperty(0, self.wid, atom, self.X.atoms.WINDOW, 0, 1000000000, function(err, prop) {
should.not.exist(err);
prop.data.readUInt32LE(0).should.equal(self.wid);
done();
});
});
});
it('should add a new WINDOW property with length 2', function(done) {
var self = this;
this.X.InternAtom(false, TEST_PROPERTY, function(err, atom) {
should.not.exist(err);
var raw = new Buffer(new Array(8));
raw.writeUInt32LE(self.wid, 0);
raw.writeUInt32LE(self.wid_helper, 4);
self.X.ChangeProperty(0, self.wid, atom, self.X.atoms.ATOM, 32, raw);
self.X.GetProperty(0, self.wid, atom, self.X.atoms.ATOM, 0, 1000000000, function(err, prop) {
should.not.exist(err);
prop.data.readUInt32LE(0).should.equal(self.wid);
prop.data.readUInt32LE(4).should.equal(self.wid_helper);
done();
});
});
});
it('should replace a the WINDOW property with length 0', function(done) {
var self = this;
this.X.InternAtom(false, TEST_PROPERTY, function(err, atom) {
should.not.exist(err);
var raw = new Buffer(0);
self.X.ChangeProperty(0, self.wid, atom, self.X.atoms.WINDOW, 32, raw);
self.X.GetProperty(0, self.wid, atom, self.X.atoms.WINDOW, 0, 1000000000, function(err, prop) {
should.not.exist(err);
prop.data.length.should.equal(0);
done();
});
});
});
after(function(done) {
this.X.DestroyWindow(this.wid);
this.X.terminate();
this.X.on('end', done);
});
});