fix stop-on-error test

IPython/html/tests/notebook/execute_code.js

@@ -1,113 +1,115 b''
 //
 // Test code cell execution.
 //
 casper.notebook_test(function () {
     this.evaluate(function () {
         var cell = IPython.notebook.get_cell(0);
         cell.set_text('a=10; print(a)');
         cell.execute();
     });
 
     this.wait_for_output(0);
 
     // refactor this into  just a get_output(0)
     this.then(function () {
         var result = this.get_output_cell(0);
         this.test.assertEquals(result.text, '10\n', 'cell execute (using js)');
     });
 
 
     // do it again with the keyboard shortcut
     this.thenEvaluate(function () {
         var cell = IPython.notebook.get_cell(0);
         cell.set_text('a=11; print(a)');
         cell.clear_output();
     });
 
     this.then(function(){
         
         this.trigger_keydown('shift-enter');
     });
 
     this.wait_for_output(0);
 
     this.then(function () {
         var result = this.get_output_cell(0);
         var num_cells = this.get_cells_length();
         this.test.assertEquals(result.text, '11\n', 'cell execute (using ctrl-enter)');
         this.test.assertEquals(num_cells, 2, 'shift-enter adds a new cell at the bottom')
     });
     
     // do it again with the keyboard shortcut
     this.thenEvaluate(function () {
         IPython.notebook.select(1);
         IPython.notebook.delete_cell();
         var cell = IPython.notebook.get_cell(0);
         cell.set_text('a=12; print(a)');
         cell.clear_output();
     });
 
     this.then(function(){
         this.trigger_keydown('ctrl-enter');
     });
 
     this.wait_for_output(0);
 
     this.then(function () {
         var result = this.get_output_cell(0);
         var num_cells = this.get_cells_length();
         this.test.assertEquals(result.text, '12\n', 'cell execute (using shift-enter)');
         this.test.assertEquals(num_cells, 1, 'ctrl-enter adds no new cell at the bottom')
     });
 
     // press the "play" triangle button in the toolbar
     this.thenEvaluate(function () {
         var cell = IPython.notebook.get_cell(0);
         IPython.notebook.select(0);
         cell.clear_output();
         cell.set_text('a=13; print(a)');
         $("button[data-jupyter-action='ipython.run-select-next']")[0].click()
     });
     
     this.wait_for_output(0);
 
     this.then(function () {
         var result = this.get_output_cell(0);
         this.test.assertEquals(result.text, '13\n', 'cell execute (using "play" toolbar button)')
     });
 
     // run code with skip_exception
     this.thenEvaluate(function () {
         var cell0 = IPython.notebook.get_cell(0);
         cell0.set_text('raise IOError');
         IPython.notebook.insert_cell_below('code',0);
         var cell1 = IPython.notebook.get_cell(1);
         cell1.set_text('a=14; print(a)');
         cell0.execute(false);
         cell1.execute();
     });
 
     this.wait_for_output(1);
 
     this.then(function () {
         var result = this.get_output_cell(1);
         this.test.assertEquals(result.text, '14\n', "cell execute, don't stop on error");
     });
 
     this.thenEvaluate(function () {
         var cell0 = IPython.notebook.get_cell(0);
         cell0.set_text('raise IOError');
         IPython.notebook.insert_cell_below('code',0);
         var cell1 = IPython.notebook.get_cell(1);
         cell1.set_text('a=14; print(a)');
         cell0.execute();
         cell1.execute();
     });
 
-    this.wait_for_output(1);
+    this.wait_for_output(0);
 
     this.then(function () {
-        var result = this.get_output_cell(1);
-        this.test.assertNotEquals(result.text, '14\n', 'cell execute, stop on error');
+        var outputs = this.evaluate(function() {
+            return IPython.notebook.get_cell(1).output_area.outputs;
+        })
+        this.test.assertEquals(outputs.length, 0, 'cell execute, stop on error (default)');
     });
 });