From eba72d0c943001e1695896242d9a5015328d1fc9 Mon Sep 17 00:00:00 2001 From: Luiz Scheinkman <lscheinkman@numenta.com> Date: Tue, 9 Jan 2018 23:52:02 -0800 Subject: [PATCH] Issue #1380: Add SP test checking results with no learning and 0 boosting --- src/test/unit/algorithms/SpatialPoolerTest.cpp | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/src/test/unit/algorithms/SpatialPoolerTest.cpp b/src/test/unit/algorithms/SpatialPoolerTest.cpp index 88f3882a2e..6b8ba7eb99 100644 --- a/src/test/unit/algorithms/SpatialPoolerTest.cpp +++ b/src/test/unit/algorithms/SpatialPoolerTest.cpp @@ -2222,6 +2222,23 @@ namespace { EXPECT_EQ(0, countNonzero(activeColumns)); } + + TEST(SpatialPoolerTest, testSameOutputForSameInputNoLearningNoBoosting) + { + const UInt inputSize = 10; + const UInt nColumns = 20; + SpatialPooler sp; + sp.initialize({inputSize}, {nColumns}); + sp.setBoostStrength(0); + + vector<UInt> input = { 1, 1, 0, 0, 1, 1, 0, 0, 1, 1 }; + vector<UInt> out1(nColumns, 0); + vector<UInt> out2(nColumns, 0); + sp.compute(input.data(), false, out1.data()); + sp.compute(input.data(), false, out2.data()); + EXPECT_EQ(out1, out2); + } + TEST(SpatialPoolerTest, testSaveLoad) { const char* filename = "SpatialPoolerSerialization.tmp";