e33814c65b
Sometimes it is useful to have a Pwl with only a single point defined. A practical use case is tuning files with only a single entry for Pwl related parameters, where the expectation is that this entry just gets used. Add a failing test case for such a single point Pwl. Signed-off-by: Stefan Klug <stefan.klug@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
58 lines
1.1 KiB
C++
58 lines
1.1 KiB
C++
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2025, Ideas on Board Oy
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*
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* PWL tests
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*/
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#include "../src/ipa/libipa/pwl.h"
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#include <cmath>
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#include <iostream>
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#include <map>
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#include <stdint.h>
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#include <stdio.h>
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#include "test.h"
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using namespace std;
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using namespace libcamera;
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using namespace ipa;
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#define ASSERT_EQ(a, b) \
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if ((a) != (b)) { \
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std::cout << #a " != " #b " (" << a << " ," << b << ")" \
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<< std::endl; \
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return TestFail; \
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}
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class PwlTest : public Test
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{
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protected:
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int run()
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{
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Pwl pwl;
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pwl.append(0, 0);
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pwl.append(1, 1);
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ASSERT_EQ(pwl.eval(-1), -1);
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ASSERT_EQ(pwl.eval(0), 0);
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ASSERT_EQ(pwl.eval(0.5), 0.5);
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ASSERT_EQ(pwl.eval(1), 1);
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ASSERT_EQ(pwl.eval(2), 2);
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ASSERT_EQ(pwl.size(), 2);
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/* Test degenerate PWL. */
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pwl.clear();
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pwl.append(1, 1);
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ASSERT_EQ(pwl.eval(0), 1);
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ASSERT_EQ(pwl.eval(1), 1);
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ASSERT_EQ(pwl.eval(2), 1);
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return TestPass;
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}
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};
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TEST_REGISTER(PwlTest)
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