libpasada/google-tests/test1.cpp

//
// Created by david on 28.02.2026.
//
#include <gtest/gtest.h>
#include "library.h"
#include "npy.hpp"
#include <vector>
#include <string>
#include <filesystem>

// Demonstrate some basic assertions.
TEST(HelloTest, BasicAssertions) {
    // Expect two strings not to be equal.
    EXPECT_STRNE("hello", "world from test1.cpp");
    // Expect equality.
    EXPECT_EQ(7 * 6, 42);
    printf("asdf");
    hello();
}

TEST(HelloTest, Load_npy_matrix) {
    // "C:\\Users\\david\\Documents\\src\\libpasada\\cmake-build-debug\\google-tests"
    std::cout <<   std::filesystem::current_path() << std::endl;
    const std::string path {"test1/data1.npy"};
    npy::npy_data d = npy::read_npy<double>(path);
    std::vector<double> data = d.data;
    std::vector<unsigned long> shape = d.shape;
    bool fortran_order = d.fortran_order;

    std::vector<unsigned long> expect_shape {2, 2};
    std::vector<double> expect_data {1.0, 2.0, 3.0, 4.0};

    EXPECT_EQ(shape, expect_shape);
    EXPECT_EQ(fortran_order, false);
    EXPECT_DOUBLE_EQ(data[0], expect_data[0]);
    EXPECT_DOUBLE_EQ(data[1], expect_data[1]);
    EXPECT_DOUBLE_EQ(data[2], expect_data[2]);
    EXPECT_DOUBLE_EQ(data[3], expect_data[3]);
}

TEST(HelloTest, Save_npy_matrix) {
    const std::vector<double> data{1, 2, 3, 4, 5, 6};

    npy::npy_data_ptr<double> d;
    d.data_ptr = data.data();
    d.shape = {2, 3};
    d.fortran_order = false;

    const std::string path{"test1/data2.npy"};
    npy::write_npy(path, d);
}