##// END OF EJS Templates
s/_handle_receive_state/set_state in tests too
Jonathan Frederic -
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@@ -1,188 +1,188 b''
1 1 var xor = function (a, b) {return !a ^ !b;};
2 2 var isArray = function (a) {
3 3 try {
4 4 return Object.toString.call(a) === "[object Array]" || Object.toString.call(a) === "[object RuntimeArray]";
5 5 } catch (e) {
6 6 return Array.isArray(a);
7 7 }
8 8 };
9 9 var recursive_compare = function(a, b) {
10 10 // Recursively compare two objects.
11 11 var same = true;
12 12 same = same && !xor(a instanceof Object || typeof a == 'object', b instanceof Object || typeof b == 'object');
13 13 same = same && !xor(isArray(a), isArray(b));
14 14
15 15 if (same) {
16 16 if (a instanceof Object) {
17 17 var key;
18 18 for (key in a) {
19 19 if (a.hasOwnProperty(key) && !recursive_compare(a[key], b[key])) {
20 20 same = false;
21 21 break;
22 22 }
23 23 }
24 24 for (key in b) {
25 25 if (b.hasOwnProperty(key) && !recursive_compare(a[key], b[key])) {
26 26 same = false;
27 27 break;
28 28 }
29 29 }
30 30 } else {
31 31 return a === b;
32 32 }
33 33 }
34 34
35 35 return same;
36 36 };
37 37
38 38 // Test the widget framework.
39 39 casper.notebook_test(function () {
40 40 var index;
41 41
42 42 this.then(function () {
43 43
44 44 // Check if the WidgetManager class is defined.
45 45 this.test.assert(this.evaluate(function() {
46 46 return IPython.WidgetManager !== undefined;
47 47 }), 'WidgetManager class is defined');
48 48 });
49 49
50 50 index = this.append_cell(
51 51 'from IPython.html import widgets\n' +
52 52 'from IPython.display import display, clear_output\n' +
53 53 'print("Success")');
54 54 this.execute_cell_then(index);
55 55
56 56 this.then(function () {
57 57 // Check if the widget manager has been instantiated.
58 58 this.test.assert(this.evaluate(function() {
59 59 return IPython.notebook.kernel.widget_manager !== undefined;
60 60 }), 'Notebook widget manager instantiated');
61 61
62 62 // Functions that can be used to test the packing and unpacking APIs
63 63 var that = this;
64 64 var test_pack = function (input) {
65 65 var output = that.evaluate(function(input) {
66 66 var model = new IPython.WidgetModel(IPython.notebook.kernel.widget_manager, undefined);
67 67 var results = model._pack_models(input);
68 68 return results;
69 69 }, {input: input});
70 70 that.test.assert(recursive_compare(input, output),
71 71 JSON.stringify(input) + ' passed through Model._pack_model unchanged');
72 72 };
73 73 var test_unpack = function (input) {
74 74 var output = that.evaluate(function(input) {
75 75 var model = new IPython.WidgetModel(IPython.notebook.kernel.widget_manager, undefined);
76 76 var results = model._unpack_models(input);
77 77 return results;
78 78 }, {input: input});
79 79 that.test.assert(recursive_compare(input, output),
80 80 JSON.stringify(input) + ' passed through Model._unpack_model unchanged');
81 81 };
82 82 var test_packing = function(input) {
83 83 test_pack(input);
84 84 test_unpack(input);
85 85 };
86 86
87 87 test_packing({0: 'hi', 1: 'bye'});
88 88 test_packing(['hi', 'bye']);
89 89 test_packing(['hi', 5]);
90 90 test_packing(['hi', '5']);
91 91 test_packing([1.0, 0]);
92 92 test_packing([1.0, false]);
93 93 test_packing([1, false]);
94 94 test_packing([1, false, {a: 'hi'}]);
95 95 test_packing([1, false, ['hi']]);
96 96
97 97 // Test multi-set, single touch code. First create a custom widget.
98 98 this.evaluate(function() {
99 99 var MultiSetView = IPython.DOMWidgetView.extend({
100 100 render: function(){
101 101 this.model.set('a', 1);
102 102 this.model.set('b', 2);
103 103 this.model.set('c', 3);
104 104 this.touch();
105 105 },
106 106 });
107 107 IPython.WidgetManager.register_widget_view('MultiSetView', MultiSetView);
108 108 }, {});
109 109 });
110 110
111 111 // Try creating the multiset widget, verify that sets the values correctly.
112 112 var multiset = {};
113 113 multiset.index = this.append_cell(
114 114 'from IPython.utils.traitlets import Unicode, CInt\n' +
115 115 'class MultiSetWidget(widgets.Widget):\n' +
116 116 ' _view_name = Unicode("MultiSetView", sync=True)\n' +
117 117 ' a = CInt(0, sync=True)\n' +
118 118 ' b = CInt(0, sync=True)\n' +
119 119 ' c = CInt(0, sync=True)\n' +
120 120 ' d = CInt(-1, sync=True)\n' + // See if it sends a full state.
121 ' def _handle_receive_state(self, sync_data):\n' +
122 ' widgets.Widget._handle_receive_state(self, sync_data)\n'+
121 ' def set_state(self, sync_data):\n' +
122 ' widgets.Widget.set_state(self, sync_data)\n'+
123 123 ' self.d = len(sync_data)\n' +
124 124 'multiset = MultiSetWidget()\n' +
125 125 'display(multiset)\n' +
126 126 'print(multiset.model_id)');
127 127 this.execute_cell_then(multiset.index, function(index) {
128 128 multiset.model_id = this.get_output_cell(index).text.trim();
129 129 });
130 130
131 131 this.wait_for_widget(multiset);
132 132
133 133 index = this.append_cell(
134 134 'print("%d%d%d" % (multiset.a, multiset.b, multiset.c))');
135 135 this.execute_cell_then(index, function(index) {
136 136 this.test.assertEquals(this.get_output_cell(index).text.trim(), '123',
137 137 'Multiple model.set calls and one view.touch update state in back-end.');
138 138 });
139 139
140 140 index = this.append_cell(
141 141 'print("%d" % (multiset.d))');
142 142 this.execute_cell_then(index, function(index) {
143 143 this.test.assertEquals(this.get_output_cell(index).text.trim(), '3',
144 144 'Multiple model.set calls sent a partial state.');
145 145 });
146 146
147 147 var textbox = {};
148 148 throttle_index = this.append_cell(
149 149 'import time\n' +
150 150 'textbox = widgets.Text()\n' +
151 151 'display(textbox)\n' +
152 152 'textbox._dom_classes = ["my-throttle-textbox"]\n' +
153 153 'def handle_change(name, old, new):\n' +
154 154 ' display(len(new))\n' +
155 155 ' time.sleep(0.5)\n' +
156 156 'textbox.on_trait_change(handle_change, "value")\n' +
157 157 'print(textbox.model_id)');
158 158 this.execute_cell_then(throttle_index, function(index){
159 159 textbox.model_id = this.get_output_cell(index).text.trim();
160 160
161 161 this.test.assert(this.cell_element_exists(index,
162 162 '.widget-area .widget-subarea'),
163 163 'Widget subarea exists.');
164 164
165 165 this.test.assert(this.cell_element_exists(index,
166 166 '.my-throttle-textbox'), 'Textbox exists.');
167 167
168 168 // Send 20 characters
169 169 this.sendKeys('.my-throttle-textbox input', '....................');
170 170 });
171 171
172 172 this.wait_for_widget(textbox);
173 173
174 174 this.then(function () {
175 175 var outputs = this.evaluate(function(i) {
176 176 return IPython.notebook.get_cell(i).output_area.outputs;
177 177 }, {i : throttle_index});
178 178
179 179 // Only 4 outputs should have printed, but because of timing, sometimes
180 180 // 5 outputs will print. All we need to do is verify num outputs <= 5
181 181 // because that is much less than 20.
182 182 this.test.assert(outputs.length <= 5, 'Messages throttled.');
183 183
184 184 // We also need to verify that the last state sent was correct.
185 185 var last_state = outputs[outputs.length-1]['text/plain'];
186 186 this.test.assertEquals(last_state, "20", "Last state sent when throttling.");
187 187 });
188 188 });
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