//
// Utility functions for the HTML notebook's CasperJS tests.
//
// Get the URL of a notebook server on which to run tests.
casper.get_notebook_server = function () {
port = casper.cli.get("port")
port = (typeof port === 'undefined') ? '8888' : port;
return 'http://127.0.0.1:' + port
};
// Create and open a new notebook.
casper.open_new_notebook = function () {
var baseUrl = this.get_notebook_server();
this.start(baseUrl);
this.thenClick('button#new_notebook');
this.waitForPopup('');
this.withPopup('', function () {this.waitForSelector('.CodeMirror-code');});
this.then(function () {
// XXX: Kind of odd, the next line works for one test, but not when
// running multiple tests back-to-back, so we will just point the main
// casper browser to the same URL as the popup we just grabbed.
//this.page = this.popups[0];
this.open(this.popups[0].url);
});
// initially, the cells aren't created, so wait for them to appear
this.waitForSelector('.CodeMirror-code');
// and make sure the kernel has started
this.waitFor( this.kernel_running );
};
// return whether or not the kernel is running
casper.kernel_running = function kernel_running() {
return this.evaluate(function kernel_running() {
return IPython.notebook.kernel.running;
});
};
// Shut down the current notebook's kernel.
casper.shutdown_current_kernel = function () {
this.thenEvaluate(function() {
IPython.notebook.kernel.kill();
});
};
// Delete created notebook.
casper.delete_current_notebook = function () {
this.thenEvaluate(function() {
var nbData = $('body').data();
var url = nbData.baseProjectUrl + 'notebooks/' + nbData.notebookId;
$.ajax(url, {
type: 'DELETE',
});
});
};
// wait for output in a given cell
casper.wait_for_output = function (cell_num) {
this.then(function() {
this.waitFor(function (c) {
return this.evaluate(function get_output(c) {
var cell = IPython.notebook.get_cell(c);
return cell.output_area.outputs.length != 0;
},
// pass parameter from the test suite js to the browser code js
{c : cell_num});
});
});
};
// return the output of a given cell
casper.get_output_cell = function (cell_num) {
var result = casper.evaluate(function (c) {
var cell = IPython.notebook.get_cell(c);
return cell.output_area.outputs[0];
},
{c : cell_num});
return result;
};
// return the number of cells in the notebook
casper.get_cells_length = function () {
var result = casper.evaluate(function () {
return IPython.notebook.get_cells().length;
})
return result;
};
// Wrap a notebook test to reduce boilerplate.
casper.notebook_test = function(test) {
this.open_new_notebook();
this.then(test);
//XXX: we get sporadic error messages when shutting down some of the tests.
// Since the entire server will go down at the end of running the test
// suite, it's ok for now to not try to shut anything down.
this.shutdown_current_kernel();
//XXX: the implementation of delete_current_notebook is currently broken
// it's not a big deal, since the notebook directory will be deleted on
// cleanup, but we should add tests for deleting the notebook separately
//this.delete_current_notebook();
// Run the browser automation.
this.run(function() {
this.test.done();
});
};
casper.options.waitTimeout=10000
casper.on('waitFor.timeout', function onWaitForTimeout(timeout) {
this.echo("Timeout for " + casper.get_notebook_server());
this.echo("Is the notebook server running?");
});
// Pass `console.log` calls from page JS to casper.
casper.printLog = function () {
this.on('remote.message', function(msg) {
this.echo('Remote message caught: ' + msg);
});
};