176 lines
5.2 KiB
C
176 lines
5.2 KiB
C
#include "./are_close.h"
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#include "./../../helpers.h"
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typedef struct {
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float number1, number2;
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} _TestNumberPairFP32;
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typedef struct {
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double number1, number2;
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} _TestNumberPairFP64;
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// ==================== FP32 ==================== //
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static const int _TEST_FP32_CLOSE_NUMBERS_AMOUNT = 16;
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static const int _TEST_FP32_DIFFERENT_NUMBERS_AMOUNT = 12;
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static const _TestNumberPairFP32 _TEST_FP32_DATA_CLOSE[] = {
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{0.0f, 0.0f},
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{1.0f, 1.0f},
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{-1.0f, -1.0f},
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{-0.4f * BGC_EPSYLON_FP32, 0.4f * BGC_EPSYLON_FP32},
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{1.0f, 1.0f + 0.75f * BGC_EPSYLON_FP32},
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{1.0f, 1.0f - 0.75f * BGC_EPSYLON_FP32},
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{1.0f + 0.75f * BGC_EPSYLON_FP32, 1.0f},
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{1.0f - 0.75f * BGC_EPSYLON_FP32, 1.0f},
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{-1.0f, -1.0f + 0.75f * BGC_EPSYLON_FP32},
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{-1.0f, -1.0f - 0.75f * BGC_EPSYLON_FP32},
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{-1.0f + 0.75f * BGC_EPSYLON_FP32, -1.0f},
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{-1.0f - 0.75f * BGC_EPSYLON_FP32, -1.0f},
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{100.0f, 100.0f * (1.0f + 0.75f * BGC_EPSYLON_FP32)},
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{100.0f, 100.0f * (1.0f - 0.75f * BGC_EPSYLON_FP32)},
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{-100.0f, -100.0f * (1.0f + 0.75f * BGC_EPSYLON_FP32)},
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{-100.0f, -100.0f * (1.0f - 0.75f * BGC_EPSYLON_FP32)}
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};
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static const _TestNumberPairFP32 _TEST_FP32_DATA_DIFFERENT[] = {
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{0.0f, 0.001f},
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{1.0f, 0.999f},
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{-1.0f, -0.999f},
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{-0.6f * BGC_EPSYLON_FP32, 0.6f * BGC_EPSYLON_FP32},
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{1.0f, 1.0f + 1.25f * BGC_EPSYLON_FP32},
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{1.0f, 1.0f - 1.25f * BGC_EPSYLON_FP32},
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{1.0f + 1.25f * BGC_EPSYLON_FP32, 1.0f},
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{1.0f - 1.25f * BGC_EPSYLON_FP32, 1.0f},
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{-1.0f, -1.0f + 1.25f * BGC_EPSYLON_FP32},
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{-1.0f, -1.0f - 1.25f * BGC_EPSYLON_FP32},
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{-1.0f + 1.25f * BGC_EPSYLON_FP32, -1.0f},
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{-1.0f - 1.25f * BGC_EPSYLON_FP32, -1.0f},
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{100.0f, 100.0f * (1.0f + 1.25f * BGC_EPSYLON_FP32)},
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{100.0f, 100.0f * (1.0f - 1.25f * BGC_EPSYLON_FP32)},
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{-100.0f, -100.0f * (1.0f + 1.25f * BGC_EPSYLON_FP32)},
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{-100.0f, -100.0f * (1.0f - 1.25f * BGC_EPSYLON_FP32)}
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};
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int test_are_close_fp32()
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{
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print_testing_name("bgc_are_close_fp32");
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// Testing close pairs of values:
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for (int i = 0; i < _TEST_FP32_CLOSE_NUMBERS_AMOUNT; i++) {
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if (!bgc_are_close_fp32(_TEST_FP32_DATA_CLOSE[i].number1, _TEST_FP32_DATA_CLOSE[i].number2)) {
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print_testing_failed();
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return TEST_FAILED;
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}
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}
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// Testing different pairs of values:
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for (int i = 0; i < _TEST_FP32_DIFFERENT_NUMBERS_AMOUNT; i++) {
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if (bgc_are_close_fp32(_TEST_FP32_DATA_DIFFERENT[i].number1, _TEST_FP32_DATA_DIFFERENT[i].number2)) {
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print_testing_failed();
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return TEST_FAILED;
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}
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}
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print_testing_success();
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return TEST_SUCCESS;
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}
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// ==================== FP64 ==================== //
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static const int _TEST_FP64_CLOSE_NUMBERS_AMOUNT = 16;
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static const int _TEST_FP64_DIFFERENT_NUMBERS_AMOUNT = 16;
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static const _TestNumberPairFP64 _TEST_FP64_DATA_CLOSE[] = {
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{0.0, 0.0},
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{1.0, 1.0},
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{-1.0, -1.0},
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{-0.4 * BGC_EPSYLON_FP64, 0.4 * BGC_EPSYLON_FP64},
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{1.0, 1.0 + 0.75 * BGC_EPSYLON_FP64},
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{1.0, 1.0 - 0.75 * BGC_EPSYLON_FP64},
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{1.0 + 0.75 * BGC_EPSYLON_FP64, 1.0},
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{1.0 - 0.75 * BGC_EPSYLON_FP64, 1.0},
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{-1.0, -1.0 + 0.75 * BGC_EPSYLON_FP64},
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{-1.0, -1.0 - 0.75 * BGC_EPSYLON_FP64},
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{-1.0 + 0.75 * BGC_EPSYLON_FP64, -1.0},
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{-1.0 - 0.75 * BGC_EPSYLON_FP64, -1.0},
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{100.0, 100.0 * (1.0 + 0.75 * BGC_EPSYLON_FP64)},
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{100.0, 100.0 * (1.0 - 0.75 * BGC_EPSYLON_FP64)},
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{-100.0, -100.0 * (1.0 + 0.75 * BGC_EPSYLON_FP64)},
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{-100.0, -100.0 * (1.0 - 0.75 * BGC_EPSYLON_FP64)}
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};
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static const _TestNumberPairFP64 _TEST_FP64_DATA_DIFFERENT[] = {
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{0.0, 0.000001},
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{1.0, 0.999999},
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{-1.0, -0.999999},
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{-0.6 * BGC_EPSYLON_FP64, 0.6 * BGC_EPSYLON_FP64},
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{1.0, 1.0 + 1.25 * BGC_EPSYLON_FP64},
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{1.0, 1.0 - 1.25 * BGC_EPSYLON_FP64},
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{1.0 + 1.25 * BGC_EPSYLON_FP64, 1.0},
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{1.0 - 1.25 * BGC_EPSYLON_FP64, 1.0},
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{-1.0, -1.0 + 1.25 * BGC_EPSYLON_FP64},
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{-1.0, -1.0 - 1.25 * BGC_EPSYLON_FP64},
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{-1.0 + 1.25 * BGC_EPSYLON_FP64, -1.0},
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{-1.0 - 1.25 * BGC_EPSYLON_FP64, -1.0},
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{100.0, 100.0 * (1.0 + 1.25 * BGC_EPSYLON_FP64)},
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{100.0, 100.0 * (1.0 - 1.25 * BGC_EPSYLON_FP64)},
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{-100.0, -100.0 * (1.0 + 1.25 * BGC_EPSYLON_FP64)},
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{-100.0, -100.0 * (1.0 - 1.25 * BGC_EPSYLON_FP64)}
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};
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int test_are_close_fp64()
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{
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print_testing_name("bgc_are_close_fp64");
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// Testing close pairs of values:
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for (int i = 0; i < _TEST_FP64_CLOSE_NUMBERS_AMOUNT; i++) {
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if (!bgc_are_close_fp64(_TEST_FP64_DATA_CLOSE[i].number1, _TEST_FP64_DATA_CLOSE[i].number2)) {
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print_testing_failed();
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return TEST_FAILED;
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}
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}
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// Testing different pairs of values:
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for (int i = 0; i < _TEST_FP64_DIFFERENT_NUMBERS_AMOUNT; i++) {
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if (bgc_are_close_fp64(_TEST_FP64_DATA_DIFFERENT[i].number1, _TEST_FP64_DATA_DIFFERENT[i].number2)) {
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print_testing_failed();
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return TEST_FAILED;
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}
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}
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print_testing_success();
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return TEST_SUCCESS;
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}
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int test_are_close()
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{
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if (test_are_close_fp32() != TEST_SUCCESS) {
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return TEST_FAILED;
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}
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if (test_are_close_fp64() != TEST_SUCCESS) {
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return TEST_FAILED;
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}
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return TEST_SUCCESS;
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}
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