core/modules/Test.cppm

module;

#include <cstdio>
#include <source_location>

export module Core.Test;

import Core.Logger;
import Core.Terminal;
import Core.Meta;
import Core.ToString;

#define SOURCE const std::source_location& l = std::source_location::current()

export namespace Core {
    void finalizeTests(void);
    bool addTestResult(const char* file, bool comparison);

    template<typename A, typename B>
    bool test(const A& wanted, const B& actual, SOURCE) {
        const char* file = getShortFileName(l.file_name());
        if(addTestResult(file, static_cast<const B&>(wanted) == actual)) {
            return true;
        }
        char buffer[512];
        formatBuffer(
            buffer, sizeof(buffer), "#@#:# - expected '#' got '#'#",
            Terminal::FG_RED, file, l.line(), wanted, actual, Terminal::RESET);
        puts(buffer);
        return false;
    }

    template<typename T>
    bool testTrue(const T& actual) {
        return test<T>(true, actual);
    }

    template<typename T>
    bool testFalse(const T& actual) {
        return test<T>(false, actual);
    }

    bool testString(const char* wanted, const char* actual, SOURCE);

    template<typename A, typename B>
    bool testString(const A& wanted, const B& actual, SOURCE) {
        char wantedString[512];
        size_t lw = toString(wanted, wantedString, sizeof(wantedString));
        char actualString[512];
        size_t la = toString(actual, actualString, sizeof(actualString));
        test(lw, la, l);
        return testString(
            static_cast<const char*>(wantedString),
            static_cast<const char*>(actualString), l);
    }

    bool testFloat(float wanted, float actual, float error, SOURCE);
    bool testNull(const void* p, SOURCE);
    bool testNotNull(const void* p, SOURCE);
}