jupyter_notebook/tests/notebook/interrupt.js

//
// Test kernel interrupt 
//
casper.notebook_test(function () {
    this.evaluate(function () {
        var cell = IPython.notebook.get_cell(0);
        cell.set_text(
            'import time'+
            '\nfor x in range(3):'+
            '\n    time.sleep(1)'
            );
        cell.execute();
    });

    this.wait_for_busy();

    // interrupt using menu item (Kernel -> Interrupt)
    this.thenClick('li#int_kernel');

    this.wait_for_output(0);

    this.then(function () {
        var result = this.get_output_cell(0);
        this.test.assertEquals(result.ename, 'KeyboardInterrupt', 'keyboard interrupt (mouseclick)');
    });

    // run cell 0 again, now interrupting using keyboard shortcut
    this.thenEvaluate(function () {
        var cell = IPython.notebook.get_cell(0);
        cell.clear_output();
        cell.execute();
    });

    // interrupt using ii keyboard shortcut
    this.then(function(){
        this.trigger_keydown('esc', 'i', 'i');
    });
    
    this.wait_for_output(0);
    
    this.then(function () {
        var result = this.get_output_cell(0);
        this.test.assertEquals(result.ename, 'KeyboardInterrupt', 'keyboard interrupt (shortcut)');
    });
});