1 | import os |
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2 | import unittest |
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3 | import numpy as np |
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4 | |
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5 | from model.predictor import * |
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6 | from common.constants import KEYWORDS_FILE |
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7 | |
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8 | from common.keyword_vector import normalise_vector, vector_distance |
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9 | |
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10 | class TestPredictionMethods(unittest.TestCase): |
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11 | |
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12 | def test_fit(self): |
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13 | predictor = HelpPagePredictor() |
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14 | |
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15 | self.assertRaises(AssertionError, |
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16 | predictor.fit, |
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17 | None, |
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18 | np.array([])) |
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19 | |
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20 | self.assertRaises(AssertionError, |
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21 | predictor.fit, |
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22 | np.array([]), |
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23 | None) |
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24 | predictor.fit(np.array([]),np.array([])) |
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25 | |
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26 | def test_predict(self): |
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27 | predictor = HelpPagePredictor() |
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28 | vector1 = normalise_vector(np.array([1, 4, 10])) |
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29 | vector2 = normalise_vector(np.array([1, 1, 1])) |
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30 | vector3 = normalise_vector(np.array([3, 9, 3])) |
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31 | vector4 = normalise_vector(np.array([1, 0, 0])) |
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32 | vector5 = normalise_vector(np.array([0, 1, 0])) |
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33 | |
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34 | vectors = np.array([vector1, vector2, vector3, vector4, vector5]) |
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35 | files = np.array(["file1", "file2", "file3", "file4", "file5"]) |
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36 | |
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37 | testvec1 = normalise_vector(np.array([1, 1, 1])) |
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38 | testvec2 = normalise_vector(np.array([1, 3, 10])) |
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39 | |
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40 | print("distance to 1") |
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41 | print("vec1:", vector_distance(testvec1, vector1)) |
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42 | print("vec2:", vector_distance(testvec2, vector1)) |
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43 | print() |
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44 | print("distance to 2") |
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45 | print("vec1:", vector_distance(testvec1, vector2)) |
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46 | print("vec2:", vector_distance(testvec2, vector2)) |
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47 | print() |
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48 | print("distance to 3") |
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49 | print("vec1:", vector_distance(testvec1, vector3)) |
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50 | print("vec2:", vector_distance(testvec2, vector3)) |
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51 | print() |
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52 | print("distance to 4") |
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53 | print("vec1:", vector_distance(testvec1, vector4)) |
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54 | print("vec2:", vector_distance(testvec2, vector4)) |
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55 | print() |
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56 | print("distance to 5") |
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57 | print("vec1:", vector_distance(testvec1, vector5)) |
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58 | print("vec2:", vector_distance(testvec2, vector5)) |
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59 | print() |
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60 | |
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61 | predictor.fit(vectors, files) |
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62 | prediction = predictor.predict(np.array([])) |
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63 | self.assertEqual(len(prediction), 0) |
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64 | prediction = predictor.predict(np.array([testvec1])) |
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65 | self.assertEqual(prediction[0][0], "file2") |
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66 | self.assertEqual(len(prediction), 1) |
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67 | prediction = predictor.predict(np.array([testvec1, testvec2])) |
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68 | print("Prediction:") |
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69 | print(prediction) |
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70 | self.assertEqual(prediction[0][0], "file2") |
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71 | self.assertEqual(prediction[1][0], "file1") |
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72 | self.assertEqual(len(prediction), 2) |
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73 | |
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74 | |
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75 | if __name__ == '__main__': |
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76 | unittest.main() |
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