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#6007 Add utility for linear interpolation.

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This commit is contained in:
Kristian Bendiksen
2020-05-29 14:38:18 +02:00
committed by Magne Sjaastad
parent 79af3d7379
commit 2ef822e491
5 changed files with 178 additions and 0 deletions
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1
ApplicationCode/UnitTests/CMakeLists_files.cmake
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@@ -62,6 +62,7 @@ ${CMAKE_CURRENT_LIST_DIR}/RifActiveCellsReader-Test.cpp
${CMAKE_CURRENT_LIST_DIR}/RifCsvDataTableFormatter-Test.cpp
${CMAKE_CURRENT_LIST_DIR}/RiaSummaryCurveAnalyzer-Test.cpp
${CMAKE_CURRENT_LIST_DIR}/RiaStdStringTools-Test.cpp
${CMAKE_CURRENT_LIST_DIR}/RiaInterpolationTools-Test.cpp
${CMAKE_CURRENT_LIST_DIR}/RifWellMeasurementReader-Test.cpp
${CMAKE_CURRENT_LIST_DIR}/RiaDateStringParser-Test.cpp
${CMAKE_CURRENT_LIST_DIR}/RigHexGradientTools-Test.cpp

79
ApplicationCode/UnitTests/RiaInterpolationTools-Test.cpp Normal file
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@@ -0,0 +1,79 @@
#include "gtest/gtest.h"
#include "RiaInterpolationTools.h"
#include <limits>
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
TEST( RiaInterpolationToolsTest, LinearEmptyData )
{
std::vector<double> x;
std::vector<double> y;
double res = RiaInterpolationTools::linear( x, y, 99.9 );
EXPECT_EQ( std::numeric_limits<double>::infinity(), res );
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
TEST( RiaInterpolationToolsTest, SingleValue )
{
std::vector<double> x = { 1.0 };
std::vector<double> y = { 3.0 };
double res = RiaInterpolationTools::linear( x, y, 2.0 );
EXPECT_EQ( std::numeric_limits<double>::infinity(), res );
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
TEST( RiaInterpolationToolsTest, ValidInterval )
{
std::vector<double> x = { 0.0, 1.0 };
std::vector<double> y = { 0.0, 2.0 };
double res = RiaInterpolationTools::linear( x, y, 0.5 );
EXPECT_DOUBLE_EQ( 1.0, res );
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
TEST( RiaInterpolationToolsTest, ValidIntervalLastBin )
{
std::vector<double> x = { 0.0, 1.0, 100.0, 1100.0 };
std::vector<double> y = { 0.0, 2.0, 0.0, 2000.0 };
double res = RiaInterpolationTools::linear( x, y, 600.0 );
EXPECT_DOUBLE_EQ( 1000.0, res );
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
TEST( RiaInterpolationToolsTest, ValidIntervalValueTooLow )
{
std::vector<double> x = { 0.0, 1.0 };
std::vector<double> y = { 0.0, 2.0 };
// Outside interval on low side
double res = RiaInterpolationTools::linear( x, y, -1.0 );
EXPECT_DOUBLE_EQ( std::numeric_limits<double>::infinity(), res );
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
TEST( RiaInterpolationToolsTest, ValidIntervalValueTooHigh )
{
std::vector<double> x = { 0.0, 1.0 };
std::vector<double> y = { 0.0, 2.0 };
// Outside interval on high side
double res = RiaInterpolationTools::linear( x, y, 100.0 );
EXPECT_DOUBLE_EQ( std::numeric_limits<double>::infinity(), res );
}