Issue numenta/nupic.core-legacy#1380: Add SP test checking results wi…

…th no learning and 0 boosting
lscheinkman · Jan 10, 2018 · 90eea66 · 90eea66
1 parent 5ecae91
commit 90eea66
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diff --git a/tests/unit/nupic/algorithms/spatial_pooler_cpp_unit_test.py b/tests/unit/nupic/algorithms/spatial_pooler_cpp_unit_test.py
@@ -177,6 +177,20 @@ def testUpdateDutyCycles(self):
 
     self.assertEqual(list(resultOverlapArr2), list(trueOverlapArr2))
 
+  def testSameOutputForSameInputNoLearningNoBoosting(self):
+    inputSize = 10
+    columns = 20
+    sp = SpatialPooler(inputDimensions=[inputSize], columnDimensions=[columns])
+    sp.setBoostStrength(0)
+
+    out1 = np.zeros(columns, dtype=uintDType)
+    out2 = np.zeros(columns, dtype=uintDType)
+    inputVector = np.array([1, 1, 0, 0, 1, 1, 0, 0, 1, 1], dtype=realDType)
+
+    sp.compute(inputVector, False, out1);
+    sp.compute(inputVector, False, out2);
+    self.assertEqual(list(out1), list(out2))
+
 
 
 if __name__ == "__main__":

diff --git a/tests/unit/nupic/algorithms/spatial_pooler_unit_test.py b/tests/unit/nupic/algorithms/spatial_pooler_unit_test.py
@@ -1571,6 +1571,21 @@ def testActiveColumnsEqualNumActive(self):
       sp.compute(inputArray2, False, activeArray)
       self.assertEqual(sum(activeArray), numActive)
 
+  def testSameOutputForSameInputNoLearningNoBoosting(self):
+    inputSize = 10
+    columns = 20
+    sp = SpatialPooler(inputDimensions=[inputSize], columnDimensions=[columns])
+    sp.setBoostStrength(0)
+
+    out1 = numpy.zeros(columns, dtype=uintDType)
+    out2 = numpy.zeros(columns, dtype=uintDType)
+    inputVector = numpy.array([1, 1, 0, 0, 1, 1, 0, 0, 1, 1], dtype=realDType)
+
+    sp.compute(inputVector, False, out1);
+    sp.compute(inputVector, False, out2);
+    self.assertEqual(list(out1), list(out2))
+
+
 
 if __name__ == "__main__":
   unittest.main()