vectorUtils_test.cpp

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/** \file vectorUtils_test.cpp
 * \brief Tests vector statistics used by HCI preprocessing.
 */
#include "../../catch2/catch.hpp"
 
#include "../../../include/math/vectorUtils.hpp"
 
#include <vector>
 
namespace unitTest::math_vectorUtils_test
{
 
/** \brief Verifies the sample-variance overload used by HCI time-series normalization.
 *
 * \ingroup vectorUtils_unit_tests
 */
TEST_CASE( "vectorVariance computes sample variance", "[math::vectorUtils::vectorVariance]" )
{
    const std::vector<double> values{ 1.0, 3.0 };
 
    REQUIRE( mx::math::vectorVariance( values ) == Approx( 2.0 ) );
    REQUIRE( mx::math::vectorVariance( values, 0.0 ) == Approx( 10.0 ) );
}
 
} // namespace unitTest::math_vectorUtils_test