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Merge pull request #1241 from ioam/bokeh_batched_props
Handle batched styles consistently
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| from collections import defaultdict | ||
| from unittest import SkipTest | ||
|
|
||
| import numpy as np | ||
|
|
||
| from holoviews.core import Store | ||
| from holoviews.element.comparison import ComparisonTestCase | ||
| from holoviews.element import Curve, Points, Path | ||
|
|
||
| try: | ||
| from holoviews.plotting.bokeh.util import ( | ||
| bokeh_version, expand_batched_style, filter_batched_data | ||
| ) | ||
| bokeh_renderer = Store.renderers['bokeh'] | ||
| except: | ||
| bokeh_renderer = None | ||
|
|
||
|
|
||
| class TestBokehUtilsInstantiation(ComparisonTestCase): | ||
|
|
||
| def setUp(self): | ||
| if not bokeh_renderer: | ||
| raise SkipTest("Bokeh required to test plot instantiation") | ||
|
|
||
| def test_expand_style_opts_simple(self): | ||
| style = {'line_width': 3} | ||
| opts = ['line_width'] | ||
| data, mapping = expand_batched_style(style, opts, {}, nvals=3) | ||
| self.assertEqual(data['line_width'], [3, 3, 3]) | ||
| self.assertEqual(mapping, {'line_width': {'field': 'line_width'}}) | ||
|
|
||
| def test_expand_style_opts_multiple(self): | ||
| style = {'line_color': 'red', 'line_width': 4} | ||
| opts = ['line_color', 'line_width'] | ||
| data, mapping = expand_batched_style(style, opts, {}, nvals=3) | ||
| self.assertEqual(data['line_color'], ['red', 'red', 'red']) | ||
| self.assertEqual(data['line_width'], [4, 4, 4]) | ||
| self.assertEqual(mapping, {'line_color': {'field': 'line_color'}, | ||
| 'line_width': {'field': 'line_width'}}) | ||
|
|
||
| def test_expand_style_opts_line_color_and_color(self): | ||
| style = {'fill_color': 'red', 'color': 'blue'} | ||
| opts = ['color', 'line_color', 'fill_color'] | ||
| data, mapping = expand_batched_style(style, opts, {}, nvals=3) | ||
| self.assertEqual(data['line_color'], ['blue', 'blue', 'blue']) | ||
| self.assertEqual(data['fill_color'], ['red', 'red', 'red']) | ||
| self.assertEqual(mapping, {'line_color': {'field': 'line_color'}, | ||
| 'fill_color': {'field': 'fill_color'}}) | ||
|
|
||
| def test_expand_style_opts_line_alpha_and_alpha(self): | ||
| style = {'fill_alpha': 0.5, 'alpha': 0.2} | ||
| opts = ['alpha', 'line_alpha', 'fill_alpha'] | ||
| data, mapping = expand_batched_style(style, opts, {}, nvals=3) | ||
| self.assertEqual(data['line_alpha'], [0.2, 0.2, 0.2]) | ||
| self.assertEqual(data['fill_alpha'], [0.5, 0.5, 0.5]) | ||
| self.assertEqual(mapping, {'line_alpha': {'field': 'line_alpha'}, | ||
| 'fill_alpha': {'field': 'fill_alpha'}}) | ||
|
|
||
| def test_expand_style_opts_color_predefined(self): | ||
| style = {'fill_color': 'red'} | ||
| opts = ['color', 'line_color', 'fill_color'] | ||
| data, mapping = expand_batched_style(style, opts, {'color': 'color'}, nvals=3) | ||
| self.assertEqual(data['fill_color'], ['red', 'red', 'red']) | ||
| self.assertEqual(mapping, {'fill_color': {'field': 'fill_color'}}) | ||
|
|
||
| def test_filter_batched_data(self): | ||
| data = {'line_color': ['red', 'red', 'red']} | ||
| mapping = {'line_color': 'line_color'} | ||
| filter_batched_data(data, mapping) | ||
| self.assertEqual(data, {}) | ||
| self.assertEqual(mapping, {'line_color': 'red'}) | ||
|
|
||
| def test_filter_batched_data_as_field(self): | ||
| data = {'line_color': ['red', 'red', 'red']} | ||
| mapping = {'line_color': {'field': 'line_color'}} | ||
| filter_batched_data(data, mapping) | ||
| self.assertEqual(data, {}) | ||
| self.assertEqual(mapping, {'line_color': 'red'}) | ||
|
|
||
| def test_filter_batched_data_heterogeneous(self): | ||
| data = {'line_color': ['red', 'red', 'blue']} | ||
| mapping = {'line_color': {'field': 'line_color'}} | ||
| filter_batched_data(data, mapping) | ||
| self.assertEqual(data, {'line_color': ['red', 'red', 'blue']}) | ||
| self.assertEqual(mapping, {'line_color': {'field': 'line_color'}}) |
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