| // |
| // Copyright © 2021 Arm Ltd and Contributors. All rights reserved. |
| // SPDX-License-Identifier: MIT |
| // |
| |
| #include <catch.hpp> |
| #include <limits> |
| |
| #include "MathUtils.hpp" |
| #include <iostream> |
| #include <numeric> |
| |
| TEST_CASE("Test DotProductF32") |
| { |
| // Test Constants: |
| const int length = 6; |
| |
| float inputA[] = { 1, 1, 1, 0, 0, 0 }; |
| float inputB[] = { 0, 0, 0, 1, 1, 1 }; |
| |
| float dot_prod = MathUtils::DotProductF32(inputA, inputB, length); |
| float expectedResult = 0; |
| CHECK(dot_prod == expectedResult); |
| } |
| |
| TEST_CASE("Test FFT32") |
| { |
| // Test Constants: |
| std::vector<float> input(32, 0); |
| std::vector<float> output(32); |
| std::vector<float> expectedResult(32, 0); |
| |
| MathUtils::FftF32(input, output); |
| |
| // To avoid common failed assertions due to rounding of near-zero values a small offset is added |
| transform(output.begin(), output.end(), output.begin(), |
| bind2nd(std::plus<double>(), 0.1)); |
| |
| transform(expectedResult.begin(), expectedResult.end(), expectedResult.begin(), |
| bind2nd(std::plus<double>(), 0.1)); |
| |
| for (int i = 0; i < output.size(); i++) |
| { |
| CHECK (expectedResult[i] == Approx(output[i])); |
| } |
| } |
| |
| TEST_CASE("Test ComplexMagnitudeSquaredF32") |
| { |
| // Test Constants: |
| float input[] = { 0.0, 0.0, 0.5, 0.5,1,1 }; |
| int inputLen = (sizeof(input)/sizeof(*input)); |
| float expectedResult[] = { 0.0, 0.5, 2 }; |
| int outputLen = inputLen/2; |
| float output[outputLen]; |
| |
| MathUtils::ComplexMagnitudeSquaredF32(input, inputLen, output, outputLen); |
| |
| for (int i = 0; i < outputLen; i++) |
| { |
| CHECK (expectedResult[i] == Approx(output[i])); |
| } |
| } |
| |
| TEST_CASE("Test VecLogarithmF32") |
| { |
| // Test Constants: |
| |
| std::vector<float> input = { 1, 0.1e-10 }; |
| std::vector<float> expectedResult = { 0, -25.328436 }; |
| std::vector<float> output(input.size()); |
| MathUtils::VecLogarithmF32(input,output); |
| |
| for (int i = 0; i < input.size(); i++) |
| { |
| CHECK (expectedResult[i] == Approx(output[i])); |
| } |
| } |
| |
| TEST_CASE("Test MeanF32") |
| { |
| // Test Constants: |
| float input[] = { 0.000, 0.000, 0.000, 0.000, 0.000, 0.000, 0.000, 0.000, 0.000, 1.000 }; |
| uint32_t inputLen = (sizeof(input)/sizeof(*input)); |
| float output; |
| |
| // Manually calculated mean of above array |
| float expectedResult = 0.100; |
| output = MathUtils::MeanF32(input, inputLen); |
| |
| CHECK (expectedResult == Approx(output)); |
| } |
| |
| TEST_CASE("Test StdDevF32") |
| { |
| // Test Constants: |
| |
| float input[] = { 0.000, 0.000, 0.000, 0.000, 0.000, 0.000, 0.000, 0.000, 0.000, 1.000 }; |
| |
| uint32_t inputLen = (sizeof(input)/sizeof(*input)); |
| |
| // Calculate mean using std library to avoid dependency on MathUtils::MeanF32 |
| float mean = (std::accumulate(input, input + inputLen, 0.0f))/float(inputLen); |
| |
| float output = MathUtils::StdDevF32(input, inputLen, mean); |
| |
| // Manually calculated standard deviation of above array |
| float expectedResult = 0.300; |
| |
| CHECK (expectedResult == Approx(output)); |
| } |
| |