diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/ipa/libipa/histogram.cpp | 53 | ||||
| -rw-r--r-- | test/ipa/libipa/meson.build | 1 |
2 files changed, 54 insertions, 0 deletions
diff --git a/test/ipa/libipa/histogram.cpp b/test/ipa/libipa/histogram.cpp new file mode 100644 index 00000000..312b88b0 --- /dev/null +++ b/test/ipa/libipa/histogram.cpp @@ -0,0 +1,53 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright (C) 2024, Ideas on Board Oy + * + * Histogram tests + */ + +#include "../src/ipa/libipa/histogram.h" + +#include <cmath> +#include <iostream> +#include <map> +#include <stdint.h> + +#include "test.h" + +using namespace std; +using namespace libcamera; +using namespace ipa; + +#define ASSERT_EQ(a, b) \ + if (!((a) == (b))) { \ + std::cout << #a " != " #b << std::endl; \ + return TestFail; \ + } + +class HistogramTest : public Test +{ +protected: + int run() + { + auto hist = Histogram({ { 50, 50 } }); + + ASSERT_EQ(hist.bins(), 2); + ASSERT_EQ(hist.total(), 100); + + ASSERT_EQ(hist.cumulativeFrequency(1.0), 50); + ASSERT_EQ(hist.cumulativeFrequency(1.5), 75); + ASSERT_EQ(hist.cumulativeFrequency(2.0), 100); + + ASSERT_EQ(hist.quantile(0.0), 0.0); + ASSERT_EQ(hist.quantile(1.0), 2.0); + ASSERT_EQ(hist.quantile(0.5), 1.0); + + ASSERT_EQ(hist.interQuantileMean(0.0, 1.0), 1.0); + ASSERT_EQ(hist.interQuantileMean(0.0, 0.5), 0.5); + ASSERT_EQ(hist.interQuantileMean(0.5, 1.0), 1.5); + + return TestPass; + } +}; + +TEST_REGISTER(HistogramTest) diff --git a/test/ipa/libipa/meson.build b/test/ipa/libipa/meson.build index eaf4b49a..f094c159 100644 --- a/test/ipa/libipa/meson.build +++ b/test/ipa/libipa/meson.build @@ -2,6 +2,7 @@ libipa_test = [ {'name': 'fixedpoint', 'sources': ['fixedpoint.cpp']}, + {'name': 'histogram', 'sources': ['histogram.cpp']}, {'name': 'interpolator', 'sources': ['interpolator.cpp']}, ] |