75 lines
1.8 KiB
C++
75 lines
1.8 KiB
C++
/*
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File: util-test.cpp
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Description: This is a C++ source file containing unit tests for util.cpp.
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Rev: 0.1
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Created: 01.04.26
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Author: Uwe Jakobeit
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Copyright: Binder GmbH
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Purpose: Testing utility functions
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Notes: [Any relevant details, such as dependencies, usage examples, or known issues.]
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*/
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#include <gtest/gtest.h>
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#include <limits>
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#include "util.h"
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using namespace UTILITY_FUNCTIONS;
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//----------- Test of utility function 'max3' ---------
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// Magic numbers for simplicity ( exceptionally allowed here )
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// test if param 3 is max value
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TEST(UtilityTest_max3, param_3_is_max) {
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double max = max3(1.0f, 2.0f, 3.0f);
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EXPECT_DOUBLE_EQ(max, 3.0f);
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}
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// test if param 2 is max value
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TEST(UtilityTest_max3, param_2_is_max) {
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double max = max3(1.0f, 3.0f, 2.0f);
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EXPECT_DOUBLE_EQ(max, 3.0f);
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}
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// test if param 1 is max value
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TEST(UtilityTest_max3, param_1_is_max) {
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double max = max3( 3.0f, 1.0f, 2.0f);
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EXPECT_DOUBLE_EQ(max, 3.0f);
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}
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// test all params are max value
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TEST(UtilityTest_max3, all_params_equal) {
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double max = max3( 3.0f, 3.0f, 3.0f);
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EXPECT_DOUBLE_EQ(max, 3.0f);
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}
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// test all params are zero
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TEST(UtilityTest_max3, all_params_zero) {
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double max = max3( 0.0f, 0.0f, 0.0f);
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EXPECT_DOUBLE_EQ(max, 0.0f);
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}
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// test 2 params negatve, one is zero
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TEST(UtilityTest_max3, 2_params_negative_one_is_zero) {
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double max = max3( -2.0f, -1.0f, 0.0f);
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EXPECT_DOUBLE_EQ(max, 0.0f);
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}
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// test 2 params negatve, one is zero
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TEST(UtilityTest_max3, all_params_negative_one_is_max) {
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double max = max3( -2.0f, -1.0f, -3.0f);
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EXPECT_DOUBLE_EQ(max, -1.0f);
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}
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TEST(UtilityTest_max3, all_params_type_double) {
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double max = max3( std::numeric_limits<double>::max(), 0.0f, 0.0f);
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EXPECT_DOUBLE_EQ(max, std::numeric_limits<double>::max());
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}
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