988c0755a1
* added missing comment on setting up matplotlib * changed assertion description so that it makes sense * fig definition * new comment
51 lines
2.8 KiB
Python
51 lines
2.8 KiB
Python
import unittest
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import medical_data_visualizer
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import matplotlib as mpl
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# the test case
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class CatPlotTestCase(unittest.TestCase):
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def setUp(self):
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self.fig = medical_data_visualizer.draw_cat_plot()
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self.ax = self.fig.axes[0]
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def test_line_plot_labels(self):
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actual = self.ax.get_xlabel()
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expected = "variable"
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self.assertEqual(actual, expected, "Expected line plot xlabel to be 'variable'")
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actual = self.ax.get_ylabel()
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expected = "total"
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self.assertEqual(actual, expected, "Expected line plot ylabel to be 'total'")
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actual = []
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for label in self.ax.get_xaxis().get_majorticklabels():
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actual.append(label.get_text())
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expected = ['active', 'alco', 'cholesterol', 'gluc', 'overweight', 'smoke']
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self.assertEqual(actual, expected, "Expected bar plot secondary x labels to be 'active', 'alco', 'cholesterol', 'gluc', 'overweight', 'smoke'")
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def test_bar_plot_number_of_bars(self):
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actual = len([rect for rect in self.ax.get_children() if isinstance(rect, mpl.patches.Rectangle)])
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expected = 13
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self.assertEqual(actual, expected, "Expected a different number of bars chart.")
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class HeatMapTestCase(unittest.TestCase):
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def setUp(self):
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self.fig = medical_data_visualizer.draw_heat_map()
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self.ax = self.fig.axes[0]
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def test_heat_map_labels(self):
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actual = []
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for label in self.ax.get_xticklabels():
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actual.append(label.get_text())
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expected = ['id', 'age', 'sex', 'height', 'weight', 'ap_hi', 'ap_lo', 'cholesterol', 'gluc', 'smoke', 'alco', 'active', 'cardio', 'overweight']
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self.assertEqual(actual, expected, "Expected heat map labels to be 'id', 'age', 'sex', 'height', 'weight', 'ap_hi', 'ap_lo', 'cholesterol', 'gluc', 'smoke', 'alco', 'active', 'cardio', 'overweight'.")
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def test_heat_map_values(self):
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actual = [text.get_text() for text in self.ax.get_default_bbox_extra_artists() if isinstance(text, mpl.text.Text)]
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print(actual)
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expected = ['0.0', '0.0', '-0.0', '0.0', '-0.1', '0.5', '0.0', '0.1', '0.1', '0.3', '0.0', '0.0', '0.0', '0.0', '0.0', '0.0', '0.2', '0.1', '0.0', '0.2', '0.1', '0.0', '0.1', '-0.0', '-0.1', '0.1', '0.0', '0.2', '0.0', '0.1', '-0.0', '-0.0', '0.1', '0.0', '0.1', '0.4', '-0.0', '-0.0', '0.3', '0.2', '0.1', '-0.0', '0.0', '0.0', '-0.0', '-0.0', '-0.0', '0.2', '0.1', '0.1', '0.0', '0.0', '0.0', '0.0', '0.3', '0.0', '-0.0', '0.0', '-0.0', '-0.0', '-0.0', '0.0', '0.0', '-0.0', '0.0', '0.0', '0.0', '0.2', '0.0', '-0.0', '0.2', '0.1', '0.3', '0.2', '0.1', '-0.0', '-0.0', '-0.0', '-0.0', '0.1', '-0.1', '-0.1', '0.7', '0.0', '0.2', '0.1', '0.1', '-0.0', '0.0', '-0.0', '0.1']
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self.assertEqual(actual, expected, "Expected different values in heat map.")
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if __name__ == "__main__":
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unittest.main()
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