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#include <catch2/catch.hpp>
#include <QPluginLoader>
#include <QImageReader>
#include <QCoreApplication>
#include <QGuiApplication>
#include <QPixmap>
TEST_CASE("Support APNG Plugin", "[apng]") {
// Check paths for libs
QCoreApplication::addLibraryPath(".");
QCoreApplication::addLibraryPath("lib");
// Either it's loaded from system or we load local
QPluginLoader apngPlugin("qapng");
apngPlugin.load();
INFO(QImageReader::supportedImageFormats().join(' ').toStdString());
REQUIRE(QImageReader::supportedImageFormats().contains("apng"));
}
TEST_CASE("Detect png animation", "[apng]") {
// Required for QPixmap methods
int argc = 1;
char bin[] = "test";
char *argv[] = { bin };
QGuiApplication app(argc, argv);
// Instantiate reader
QImageReader reader;
SECTION("Decide format from content fails on apng") {
reader.setFileName("snackoo.png");
reader.setDecideFormatFromContent(true);
REQUIRE(!reader.supportsAnimation());
REQUIRE(!QPixmap::fromImage(reader.read()).isNull());
}
SECTION("Auto detect fails on apng") {
reader.setFileName("snackoo.png");
reader.setAutoDetectImageFormat(true);
REQUIRE(!reader.supportsAnimation());
REQUIRE(!QPixmap::fromImage(reader.read()).isNull());
}
SECTION("Detect apng supports animation") {
reader.setFileName("snackoo.png");
reader.setFormat("apng");
REQUIRE(reader.supportsAnimation());
REQUIRE(!QPixmap::fromImage(reader.read()).isNull());
}
SECTION("Detect png frame has no animation") {
reader.setFileName("missle.png");
reader.setFormat("apng");
REQUIRE(!reader.supportsAnimation());
reader.setFormat("png");
REQUIRE(!reader.supportsAnimation());
REQUIRE(!QPixmap::fromImage(reader.read()).isNull());
}
}
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