gaming-core/test/modules/ImageTests.cpp

#include <core/Logger.hpp>
#include <cstdio>

#include "../Tests.hpp"
#include "core/Image.hpp"

static void testReadPNG8(
    const char* path, const char* name, int width, int height, int channels) {
    char fullPath[512];
    Core::formatBuffer(fullPath, sizeof(fullPath), "#/#.png", path, name);
    Core::Image8 i;
    TEST(width == 0, i.read(fullPath));
    if(width != 0) {
        TEST_TRUE(i.data.getLength() > 0);
    }
    TEST(width, i.width);
    TEST(height, i.height);
    TEST(channels, i.channels);
}

static void testReadPNG16(
    const char* path, const char* name, int width, int height, int channels) {
    char fullPath[512];
    Core::formatBuffer(fullPath, sizeof(fullPath), "#/#.png", path, name);
    Core::Image16 i;
    TEST(width == 0, i.read(fullPath));
    if(width != 0) {
        TEST_TRUE(i.data.getLength() > 0);
    }
    TEST(width, i.width);
    TEST(height, i.height);
    TEST(channels, i.channels);
}

void testImageReader(const char* path) {
    testReadPNG8(path, "rgb8", 32, 64, 3);
    testReadPNG8(path, "rgb16", 32, 64, 3);
    testReadPNG8(path, "rgba8", 32, 64, 4);
    testReadPNG8(path, "rgba16", 32, 64, 4);
    testReadPNG8(path, "gray8", 32, 64, 1);
    testReadPNG8(path, "gray16", 32, 64, 1);
    testReadPNG8(path, "graya8", 32, 64, 2);
    testReadPNG8(path, "graya16", 32, 64, 2);
    useReport = false;
    testReadPNG8(path, "nope", 0, 0, 0);
    useReport = true;
    testReadPNG16(path, "rgb8", 32, 64, 3);
    testReadPNG16(path, "rgb16", 32, 64, 3);
    testReadPNG16(path, "rgba8", 32, 64, 4);
    testReadPNG16(path, "rgba16", 32, 64, 4);
    testReadPNG16(path, "gray8", 32, 64, 1);
    testReadPNG16(path, "gray16", 32, 64, 1);
    testReadPNG16(path, "graya8", 32, 64, 2);
    testReadPNG16(path, "graya16", 32, 64, 2);
    useReport = false;
    testReadPNG16(path, "nope", 0, 0, 0);
    useReport = true;
}