widget.js
191 lines
| 7.1 KiB
| application/javascript
|
JavascriptLexer
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r15082 | var xor = function (a, b) {return !a ^ !b;}; | ||
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r16828 | var isArray = function (a) { | ||
try { | ||||
return Object.toString.call(a) === "[object Array]" || Object.toString.call(a) === "[object RuntimeArray]"; | ||||
} catch (e) { | ||||
return Array.isArray(a); | ||||
} | ||||
}; | ||||
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r15082 | var recursive_compare = function(a, b) { | ||
// Recursively compare two objects. | ||||
var same = true; | ||||
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r16828 | same = same && !xor(a instanceof Object || typeof a == 'object', b instanceof Object || typeof b == 'object'); | ||
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r15082 | same = same && !xor(isArray(a), isArray(b)); | ||
if (same) { | ||||
if (a instanceof Object) { | ||||
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r15277 | var key; | ||
for (key in a) { | ||||
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r15082 | if (a.hasOwnProperty(key) && !recursive_compare(a[key], b[key])) { | ||
same = false; | ||||
break; | ||||
} | ||||
} | ||||
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r15277 | for (key in b) { | ||
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r15082 | if (b.hasOwnProperty(key) && !recursive_compare(a[key], b[key])) { | ||
same = false; | ||||
break; | ||||
} | ||||
} | ||||
} else { | ||||
return a === b; | ||||
} | ||||
} | ||||
return same; | ||||
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r15277 | }; | ||
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r15082 | |||
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r14309 | // Test the widget framework. | ||
casper.notebook_test(function () { | ||||
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r14435 | var index; | ||
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r14350 | |||
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r14436 | index = this.append_cell( | ||
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r14435 | 'from IPython.html import widgets\n' + | ||
'from IPython.display import display, clear_output\n' + | ||||
'print("Success")'); | ||||
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r14436 | this.execute_cell_then(index); | ||
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r14435 | |||
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r14350 | this.then(function () { | ||
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r15082 | |||
// Functions that can be used to test the packing and unpacking APIs | ||||
var that = this; | ||||
var test_pack = function (input) { | ||||
var output = that.evaluate(function(input) { | ||||
var model = new IPython.WidgetModel(IPython.notebook.kernel.widget_manager, undefined); | ||||
var results = model._pack_models(input); | ||||
return results; | ||||
}, {input: input}); | ||||
that.test.assert(recursive_compare(input, output), | ||||
JSON.stringify(input) + ' passed through Model._pack_model unchanged'); | ||||
}; | ||||
var test_unpack = function (input) { | ||||
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r18899 | that.thenEvaluate(function(input) { | ||
window.results = undefined; | ||||
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r15082 | var model = new IPython.WidgetModel(IPython.notebook.kernel.widget_manager, undefined); | ||
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r18899 | model._unpack_models(input).then(function(results) { | ||
window.results = results; | ||||
}); | ||||
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r15082 | }, {input: input}); | ||
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r18899 | |||
that.waitFor(function check() { | ||||
return that.evaluate(function() { | ||||
return window.results; | ||||
}); | ||||
}); | ||||
that.then(function() { | ||||
var results = that.evaluate(function() { | ||||
return window.results; | ||||
}); | ||||
that.test.assert(recursive_compare(input, results), | ||||
JSON.stringify(input) + ' passed through Model._unpack_model unchanged'); | ||||
}); | ||||
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r15082 | }; | ||
var test_packing = function(input) { | ||||
test_pack(input); | ||||
test_unpack(input); | ||||
}; | ||||
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r15277 | test_packing({0: 'hi', 1: 'bye'}); | ||
test_packing(['hi', 'bye']); | ||||
test_packing(['hi', 5]); | ||||
test_packing(['hi', '5']); | ||||
test_packing([1.0, 0]); | ||||
test_packing([1.0, false]); | ||||
test_packing([1, false]); | ||||
test_packing([1, false, {a: 'hi'}]); | ||||
test_packing([1, false, ['hi']]); | ||||
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r18823 | test_packing([String('hi'), Date("Thu Nov 13 2014 13:46:21 GMT-0500")]) | ||
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r15277 | |||
// Test multi-set, single touch code. First create a custom widget. | ||||
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r18899 | this.thenEvaluate(function() { | ||
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r15277 | var MultiSetView = IPython.DOMWidgetView.extend({ | ||
render: function(){ | ||||
this.model.set('a', 1); | ||||
this.model.set('b', 2); | ||||
this.model.set('c', 3); | ||||
this.touch(); | ||||
}, | ||||
}); | ||||
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r15278 | IPython.WidgetManager.register_widget_view('MultiSetView', MultiSetView); | ||
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r15277 | }, {}); | ||
}); | ||||
// Try creating the multiset widget, verify that sets the values correctly. | ||||
var multiset = {}; | ||||
multiset.index = this.append_cell( | ||||
'from IPython.utils.traitlets import Unicode, CInt\n' + | ||||
'class MultiSetWidget(widgets.Widget):\n' + | ||||
' _view_name = Unicode("MultiSetView", sync=True)\n' + | ||||
' a = CInt(0, sync=True)\n' + | ||||
' b = CInt(0, sync=True)\n' + | ||||
' c = CInt(0, sync=True)\n' + | ||||
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r15282 | ' d = CInt(-1, sync=True)\n' + // See if it sends a full state. | ||
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r18071 | ' def set_state(self, sync_data):\n' + | ||
' widgets.Widget.set_state(self, sync_data)\n'+ | ||||
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r15282 | ' self.d = len(sync_data)\n' + | ||
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r15277 | 'multiset = MultiSetWidget()\n' + | ||
'display(multiset)\n' + | ||||
'print(multiset.model_id)'); | ||||
this.execute_cell_then(multiset.index, function(index) { | ||||
multiset.model_id = this.get_output_cell(index).text.trim(); | ||||
}); | ||||
this.wait_for_widget(multiset); | ||||
index = this.append_cell( | ||||
'print("%d%d%d" % (multiset.a, multiset.b, multiset.c))'); | ||||
this.execute_cell_then(index, function(index) { | ||||
this.test.assertEquals(this.get_output_cell(index).text.trim(), '123', | ||||
'Multiple model.set calls and one view.touch update state in back-end.'); | ||||
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r14309 | }); | ||
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r15282 | index = this.append_cell( | ||
'print("%d" % (multiset.d))'); | ||||
this.execute_cell_then(index, function(index) { | ||||
this.test.assertEquals(this.get_output_cell(index).text.trim(), '3', | ||||
'Multiple model.set calls sent a partial state.'); | ||||
}); | ||||
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r14995 | var textbox = {}; | ||
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r14463 | throttle_index = this.append_cell( | ||
'import time\n' + | ||||
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r17598 | 'textbox = widgets.Text()\n' + | ||
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r14951 | 'display(textbox)\n' + | ||
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r17721 | 'textbox._dom_classes = ["my-throttle-textbox"]\n' + | ||
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r14463 | 'def handle_change(name, old, new):\n' + | ||
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r17307 | ' display(len(new))\n' + | ||
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r14463 | ' time.sleep(0.5)\n' + | ||
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r14797 | 'textbox.on_trait_change(handle_change, "value")\n' + | ||
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r14995 | 'print(textbox.model_id)'); | ||
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r14463 | this.execute_cell_then(throttle_index, function(index){ | ||
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r14995 | textbox.model_id = this.get_output_cell(index).text.trim(); | ||
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r14463 | |||
this.test.assert(this.cell_element_exists(index, | ||||
'.widget-area .widget-subarea'), | ||||
'Widget subarea exists.'); | ||||
this.test.assert(this.cell_element_exists(index, | ||||
'.my-throttle-textbox'), 'Textbox exists.'); | ||||
// Send 20 characters | ||||
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r17721 | this.sendKeys('.my-throttle-textbox input', '....................'); | ||
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r14463 | }); | ||
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r14995 | this.wait_for_widget(textbox); | ||
this.then(function () { | ||||
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r14797 | var outputs = this.evaluate(function(i) { | ||
return IPython.notebook.get_cell(i).output_area.outputs; | ||||
}, {i : throttle_index}); | ||||
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r14463 | |||
// Only 4 outputs should have printed, but because of timing, sometimes | ||||
// 5 outputs will print. All we need to do is verify num outputs <= 5 | ||||
// because that is much less than 20. | ||||
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r14797 | this.test.assert(outputs.length <= 5, 'Messages throttled.'); | ||
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r14463 | |||
// We also need to verify that the last state sent was correct. | ||||
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r18592 | var last_state = outputs[outputs.length-1].data['text/plain']; | ||
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r17307 | this.test.assertEquals(last_state, "20", "Last state sent when throttling."); | ||
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r14625 | }); | ||
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r14454 | }); | ||