void TgaImporterTest::openNonexistent() {
std::ostringstream debug;
Error::setOutput(&debug);
TgaImporter importer;
CORRADE_VERIFY(!importer.openFile("nonexistent.file"));
CORRADE_COMPARE(debug.str(), "Trade::TgaImporter::openFile(): cannot open file nonexistent.file\n");
}
void TgaImporterTest::file() {
TgaImporter importer;
const unsigned char data[] = {
0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 3, 0, 8, 0,
1, 2,
3, 4,
5, 6
};
CORRADE_VERIFY(importer.openFile(Utility::Directory::join(TGAIMPORTER_TEST_DIR, "file.tga")));
std::optional<Trade::ImageData2D> image = importer.image2D(0);
CORRADE_VERIFY(image);
CORRADE_COMPARE(image->format(), ImageFormat::Red);
CORRADE_COMPARE(image->size(), Vector2i(2, 3));
CORRADE_COMPARE(image->type(), ImageType::UnsignedByte);
CORRADE_COMPARE(std::string(reinterpret_cast<const char*>(image->data()), 2*3),
std::string(reinterpret_cast<const char*>(data) + 18, 2*3));
}
void TgaImporterTest::file() {
TgaImporter importer;
const char data[] = {
0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 3, 0, 8, 0,
1, 2,
3, 4,
5, 6
};
CORRADE_VERIFY(importer.openFile(Utility::Directory::join(TGAIMPORTER_TEST_DIR, "file.tga")));
std::optional<Trade::ImageData2D> image = importer.image2D(0);
CORRADE_VERIFY(image);
#ifndef MAGNUM_TARGET_GLES2
CORRADE_COMPARE(image->format(), ColorFormat::Red);
#else
CORRADE_COMPARE(image->format(), ColorFormat::Luminance);
#endif
CORRADE_COMPARE(image->size(), Vector2i(2, 3));
CORRADE_COMPARE(image->type(), ColorType::UnsignedByte);
CORRADE_COMPARE((std::string{image->data(), 2*3}),
(std::string{data + 18, 2*3}));
}