import numpy as np from bokeh.models import CategoricalColorMapper, LinearColorMapper from holoviews.element import ErrorBars from holoviews.plotting.bokeh.util import property_to_dict from .test_plot import TestBokehPlot, bokeh_renderer class TestErrorBarsPlot(TestBokehPlot): def test_errorbars_padding_square(self): errorbars = ErrorBars([(1, 1, 0.5), (2, 2, 0.5), (3, 3, 0.5)]).opts(padding=0.1) plot = bokeh_renderer.get_plot(errorbars) x_range, y_range = plot.handles['x_range'], plot.handles['y_range'] self.assertEqual(x_range.start, 0.8) self.assertEqual(x_range.end, 3.2) self.assertEqual(y_range.start, 0.19999999999999996) self.assertEqual(y_range.end, 3.8) def test_errorbars_padding_hard_range(self): errorbars = ErrorBars([(1, 1, 0.5), (2, 2, 0.5), (3, 3, 0.5)]).redim.range(y=(0, 4)).opts(padding=0.1) plot = bokeh_renderer.get_plot(errorbars) x_range, y_range = plot.handles['x_range'], plot.handles['y_range'] self.assertEqual(x_range.start, 0.8) self.assertEqual(x_range.end, 3.2) self.assertEqual(y_range.start, 0) self.assertEqual(y_range.end, 4) def test_errorbars_padding_soft_range(self): errorbars = ErrorBars([(1, 1, 0.5), (2, 2, 0.5), (3, 3, 0.5)]).redim.soft_range(y=(0, 3.5)).opts(padding=0.1) plot = bokeh_renderer.get_plot(errorbars) x_range, y_range = plot.handles['x_range'], plot.handles['y_range'] self.assertEqual(x_range.start, 0.8) self.assertEqual(x_range.end, 3.2) self.assertEqual(y_range.start, 0) self.assertEqual(y_range.end, 3.5) def test_errorbars_padding_nonsquare(self): errorbars = ErrorBars([(1, 1, 0.5), (2, 2, 0.5), (3, 3, 0.5)]).opts(padding=0.1, width=600) plot = bokeh_renderer.get_plot(errorbars) x_range, y_range = plot.handles['x_range'], plot.handles['y_range'] self.assertEqual(x_range.start, 0.9) self.assertEqual(x_range.end, 3.1) self.assertEqual(y_range.start, 0.19999999999999996) self.assertEqual(y_range.end, 3.8) def test_errorbars_padding_logx(self): errorbars = ErrorBars([(1, 1, 0.5), (2, 2, 0.5), (3,3, 0.5)]).opts(padding=0.1, logx=True) plot = bokeh_renderer.get_plot(errorbars) x_range, y_range = plot.handles['x_range'], plot.handles['y_range'] self.assertEqual(x_range.start, 0.89595845984076228) self.assertEqual(x_range.end, 3.3483695221017129) self.assertEqual(y_range.start, 0.19999999999999996) self.assertEqual(y_range.end, 3.8) def test_errorbars_padding_logy(self): errorbars = ErrorBars([(1, 1, 0.5), (2, 2, 0.5), (3, 3, 0.5)]).opts(padding=0.1, logy=True) plot = bokeh_renderer.get_plot(errorbars) x_range, y_range = plot.handles['x_range'], plot.handles['y_range'] self.assertEqual(x_range.start, 0.8) self.assertEqual(x_range.end, 3.2) self.assertEqual(y_range.start, 0.41158562699652224) self.assertEqual(y_range.end, 4.2518491541367327) ########################### # Styling mapping # ########################### def test_errorbars_color_op(self): errorbars = ErrorBars([(0, 0, 0.1, 0.2, '#000'), (0, 1, 0.2, 0.4, '#F00'), (0, 2, 0.6, 1.2, '#0F0')], vdims=['y', 'perr', 'nerr', 'color']).opts(color='color') plot = bokeh_renderer.get_plot(errorbars) cds = plot.handles['cds'] glyph = plot.handles['glyph'] self.assertEqual(cds.data['color'], np.array(['#000', '#F00', '#0F0'])) self.assertEqual(property_to_dict(glyph.line_color), {'field': 'color'}) def test_errorbars_linear_color_op(self): errorbars = ErrorBars([(0, 0, 0.1, 0.2, 0), (0, 1, 0.2, 0.4, 1), (0, 2, 0.6, 1.2, 2)], vdims=['y', 'perr', 'nerr', 'color']).opts(color='color') plot = bokeh_renderer.get_plot(errorbars) cds = plot.handles['cds'] glyph = plot.handles['glyph'] cmapper = plot.handles['color_color_mapper'] self.assertTrue(cmapper, LinearColorMapper) self.assertEqual(cmapper.low, 0) self.assertEqual(cmapper.high, 2) self.assertEqual(cds.data['color'], np.array([0, 1, 2])) self.assertEqual(property_to_dict(glyph.line_color), {'field': 'color', 'transform': cmapper}) def test_errorbars_categorical_color_op(self): errorbars = ErrorBars([(0, 0, 0.1, 0.2, 'A'), (0, 1, 0.2, 0.4, 'B'), (0, 2, 0.6, 1.2, 'C')], vdims=['y', 'perr', 'nerr', 'color']).opts(color='color') plot = bokeh_renderer.get_plot(errorbars) cds = plot.handles['cds'] glyph = plot.handles['glyph'] cmapper = plot.handles['color_color_mapper'] self.assertTrue(cmapper, CategoricalColorMapper) self.assertEqual(cmapper.factors, ['A', 'B', 'C']) self.assertEqual(cds.data['color'], np.array(['A', 'B', 'C'])) self.assertEqual(property_to_dict(glyph.line_color), {'field': 'color', 'transform': cmapper}) def test_errorbars_line_color_op(self): errorbars = ErrorBars([(0, 0, 0.1, 0.2, '#000'), (0, 1, 0.2, 0.4, '#F00'), (0, 2, 0.6, 1.2, '#0F0')], vdims=['y', 'perr', 'nerr', 'color']).opts(line_color='color') plot = bokeh_renderer.get_plot(errorbars) cds = plot.handles['cds'] glyph = plot.handles['glyph'] self.assertEqual(cds.data['line_color'], np.array(['#000', '#F00', '#0F0'])) self.assertEqual(property_to_dict(glyph.line_color), {'field': 'line_color'}) def test_errorbars_alpha_op(self): errorbars = ErrorBars([(0, 0, 0.1, 0.2, 0), (0, 1, 0.2, 0.4, 0.2), (0, 2, 0.6, 1.2, 0.7)], vdims=['y', 'perr', 'nerr', 'alpha']).opts(alpha='alpha') plot = bokeh_renderer.get_plot(errorbars) cds = plot.handles['cds'] glyph = plot.handles['glyph'] self.assertEqual(cds.data['alpha'], np.array([0, 0.2, 0.7])) self.assertEqual(property_to_dict(glyph.line_alpha), {'field': 'alpha'}) def test_errorbars_line_alpha_op(self): errorbars = ErrorBars([(0, 0, 0.1, 0.2, 0), (0, 1, 0.2, 0.4, 0.2), (0, 2, 0.6, 1.2, 0.7)], vdims=['y', 'perr', 'nerr', 'alpha']).opts(line_alpha='alpha') plot = bokeh_renderer.get_plot(errorbars) cds = plot.handles['cds'] glyph = plot.handles['glyph'] self.assertEqual(cds.data['line_alpha'], np.array([0, 0.2, 0.7])) self.assertEqual(property_to_dict(glyph.line_alpha), {'field': 'line_alpha'}) def test_errorbars_line_width_op(self): errorbars = ErrorBars([(0, 0, 0.1, 0.2, 1), (0, 1, 0.2, 0.4, 4), (0, 2, 0.6, 1.2, 8)], vdims=['y', 'perr', 'nerr', 'line_width']).opts(line_width='line_width') plot = bokeh_renderer.get_plot(errorbars) cds = plot.handles['cds'] glyph = plot.handles['glyph'] self.assertEqual(cds.data['line_width'], np.array([1, 4, 8])) self.assertEqual(property_to_dict(glyph.line_width), {'field': 'line_width'})