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// Test widget button class
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casper.notebook_test(function () {
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var button_index = this.append_cell(
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'from IPython.html import widgets\n' +
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'from IPython.display import display, clear_output\n' +
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'button = widgets.Button(description="Title")\n' +
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'display(button)\n' +
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'print("Success")\n' +
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'def handle_click(sender):\n' +
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' display("Clicked")\n' +
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'button.on_click(handle_click)');
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this.execute_cell_then(button_index, function(index){
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this.test.assertEquals(this.get_output_cell(index).text, 'Success\n',
|
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'Create button cell executed with correct output.');
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});
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// Wait for the widgets to actually display.
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var widget_button_selector = '.widget-area .widget-subarea button';
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this.wait_for_element(button_index, widget_button_selector);
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|
|
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// Continue with the tests.
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this.then(function() {
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this.test.assert(this.cell_element_exists(button_index,
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|
'.widget-area .widget-subarea'),
|
|
|
'Widget subarea exists.');
|
|
|
|
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this.test.assert(this.cell_element_exists(button_index,
|
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|
widget_button_selector),
|
|
|
'Widget button exists.');
|
|
|
|
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this.test.assert(this.cell_element_function(button_index,
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|
widget_button_selector, 'html')=='Title',
|
|
|
'Set button description.');
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|
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this.cell_element_function(button_index,
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widget_button_selector, 'click');
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});
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this.wait_for_output(button_index, 1);
|
|
|
|
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this.then(function () {
|
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var warning_text = this.get_output_cell(button_index, 1).text;
|
|
|
this.test.assertNotEquals(warning_text.indexOf('Warning'), -1,
|
|
|
'Importing widgets show a warning');
|
|
|
this.test.assertEquals(this.get_output_cell(button_index, 2).data['text/plain'], "'Clicked'",
|
|
|
'Button click event fires.');
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|
});
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|
});
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|
