You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

440 lines
15 KiB

/*
This file is part of Magnum.
Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019,
2020, 2021 Vladimír Vondruš <mosra@centrum.cz>
Permission is hereby granted, free of charge, to any person obtaining a
copy of this software and associated documentation files (the "Software"),
to deal in the Software without restriction, including without limitation
the rights to use, copy, modify, merge, publish, distribute, sublicense,
and/or sell copies of the Software, and to permit persons to whom the
Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included
in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
DEALINGS IN THE SOFTWARE.
*/
#include <sstream>
#include <Corrade/Containers/ArrayView.h>
#include <Corrade/Containers/Optional.h>
#include <Corrade/TestSuite/Tester.h>
#include <Corrade/TestSuite/Compare/Container.h>
#include <Corrade/Utility/DebugStl.h>
#include <Corrade/Utility/Directory.h>
#include <Corrade/Utility/FormatStl.h>
#include "Magnum/PixelFormat.h"
#include "Magnum/Trade/AbstractImporter.h"
#include "Magnum/Trade/ImageData.h"
#include "configure.h"
namespace Magnum { namespace Trade { namespace Test { namespace {
struct TgaImporterTest: TestSuite::Tester {
explicit TgaImporterTest();
void openEmpty();
void openShort();
void paletted();
void invalid();
void unsupportedBits();
void color24();
void color24Rle();
void color32();
void color32Rle();
void grayscale8();
void grayscale8Rle();
void rleTooLarge();
/* no openData() as all tests use openData() and openFile() is used below */
void openTwice();
void importTwice();
/* Explicitly forbid system-wide plugin dependencies */
PluginManager::Manager<AbstractImporter> _manager{"nonexistent"};
};
constexpr struct {
const char* name;
char imageType;
char bpp;
const char* message;
} UnsupportedBitsData[] {
{"color 16", 2, 16, "unsupported color bits-per-pixel: 16"},
{"grayscale 16", 3, 16, "unsupported grayscale bits-per-pixel: 16"},
{"RLE color 16", 10, 16, "unsupported color bits-per-pixel: 16"},
{"RLE grayscale 16", 11, 16, "unsupported grayscale bits-per-pixel: 16"}
};
constexpr struct {
const char* name;
ImporterFlags flags;
const char* message24;
const char* message32;
} VerboseData[] {
{"", {}, "", ""},
{"verbose", ImporterFlag::Verbose,
"Trade::TgaImporter::image2D(): converting from BGR to RGB\n",
"Trade::TgaImporter::image2D(): converting from BGRA to RGBA\n"}
};
constexpr const char Color24[] = {
0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 3, 0, 24, 0,
1, 2, 3, 2, 3, 4,
3, 4, 5, 4, 5, 6,
5, 6, 7, 6, 7, 8
};
constexpr const char Color24Rle[] = {
0, 0, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 3, 0, 24, 0,
/* 3 pixels as-is */
'\x02', 1, 2, 3,
2, 3, 4,
3, 4, 5,
/* 1 pixel 3x repeated */
'\x82', 4, 5, 6
};
/* MSVC 2015 crashes when seeing constexpr here. Not doing that, then. */
const struct {
const char* name;
Containers::ArrayView<const char> data;
const char* message;
} ShortData[] {
{"short header", Containers::arrayView(Color24).prefix(17),
"file too short, expected at least 18 bytes but got 17"},
{"short data", Containers::arrayView(Color24).except(1),
"file too short, expected 36 bytes but got 35"},
{"short RLE data", Containers::arrayView(Color24Rle).except(1),
"RLE file too short at pixel 3"},
{"short RLE raw data", Containers::arrayView(Color24Rle).except(5),
"RLE file too short at pixel 0"}
};
TgaImporterTest::TgaImporterTest() {
addTests({&TgaImporterTest::openEmpty});
addInstancedTests({&TgaImporterTest::openShort},
Containers::arraySize(ShortData));
addTests({&TgaImporterTest::paletted,
&TgaImporterTest::invalid});
addInstancedTests({
&TgaImporterTest::unsupportedBits},
Containers::arraySize(UnsupportedBitsData));
addInstancedTests({
&TgaImporterTest::color24,
&TgaImporterTest::color24Rle,
&TgaImporterTest::color32,
&TgaImporterTest::color32Rle},
Containers::arraySize(VerboseData));
addTests({&TgaImporterTest::grayscale8,
&TgaImporterTest::grayscale8Rle,
&TgaImporterTest::rleTooLarge});
addTests({&TgaImporterTest::openTwice,
&TgaImporterTest::importTwice});
/* Load the plugin directly from the build tree. Otherwise it's static and
already loaded. */
#ifdef TGAIMPORTER_PLUGIN_FILENAME
CORRADE_INTERNAL_ASSERT_OUTPUT(_manager.load(TGAIMPORTER_PLUGIN_FILENAME) & PluginManager::LoadState::Loaded);
#endif
}
void TgaImporterTest::openEmpty() {
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
std::ostringstream out;
Error redirectError{&out};
char a{};
/* Explicitly checking non-null but empty view */
CORRADE_VERIFY(!importer->openData({&a, 0}));
CORRADE_COMPARE(out.str(), "Trade::TgaImporter::openData(): the file is empty\n");
}
void TgaImporterTest::openShort() {
auto&& data = ShortData[testCaseInstanceId()];
setTestCaseDescription(data.name);
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
CORRADE_VERIFY(importer->openData(data.data));
std::ostringstream out;
Error redirectError{&out};
CORRADE_VERIFY(!importer->image2D(0));
CORRADE_COMPARE(out.str(), Utility::formatString("Trade::TgaImporter::image2D(): {}\n", data.message));
}
void TgaImporterTest::paletted() {
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
const char data[]{ 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
CORRADE_VERIFY(importer->openData(data));
std::ostringstream out;
Error redirectError{&out};
CORRADE_VERIFY(!importer->image2D(0));
CORRADE_COMPARE(out.str(), "Trade::TgaImporter::image2D(): paletted files are not supported\n");
}
void TgaImporterTest::invalid() {
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
const char data[]{ 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
CORRADE_VERIFY(importer->openData(data));
std::ostringstream out;
Error redirectError{&out};
CORRADE_VERIFY(!importer->image2D(0));
CORRADE_COMPARE(out.str(), "Trade::TgaImporter::image2D(): unsupported image type: 9\n");
}
void TgaImporterTest::unsupportedBits() {
auto&& data = UnsupportedBitsData[testCaseInstanceId()];
setTestCaseDescription(data.name);
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
const char imageData[]{
0, 0, data.imageType, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, data.bpp, 0
};
CORRADE_VERIFY(importer->openData(imageData));
std::ostringstream out;
Error redirectError{&out};
CORRADE_VERIFY(!importer->image2D(0));
CORRADE_COMPARE(out.str(), Utility::formatString("Trade::TgaImporter::image2D(): {}\n", data.message));
}
void TgaImporterTest::color24() {
auto&& data = VerboseData[testCaseInstanceId()];
setTestCaseDescription(data.name);
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
importer->setFlags(data.flags);
CORRADE_VERIFY(importer->openData(Color24));
std::ostringstream out;
Containers::Optional<Trade::ImageData2D> image;
{
Debug redirectOutput{&out};
image = importer->image2D(0);
}
CORRADE_VERIFY(image);
CORRADE_COMPARE(image->storage().alignment(), 1);
CORRADE_COMPARE(image->format(), PixelFormat::RGB8Unorm);
CORRADE_COMPARE(image->size(), Vector2i(2, 3));
CORRADE_COMPARE_AS(image->data(), Containers::arrayView<char>({
3, 2, 1, 4, 3, 2,
5, 4, 3, 6, 5, 4,
7, 6, 5, 8, 7, 6
}), TestSuite::Compare::Container);
CORRADE_COMPARE(out.str(), data.message24);
}
void TgaImporterTest::color24Rle() {
auto&& data = VerboseData[testCaseInstanceId()];
setTestCaseDescription(data.name);
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
importer->setFlags(data.flags);
CORRADE_VERIFY(importer->openData(Color24Rle));
std::ostringstream out;
Containers::Optional<Trade::ImageData2D> image;
{
Debug redirectOutput{&out};
image = importer->image2D(0);
}
CORRADE_VERIFY(image);
CORRADE_COMPARE(image->storage().alignment(), 1);
CORRADE_COMPARE(image->format(), PixelFormat::RGB8Unorm);
CORRADE_COMPARE(image->size(), Vector2i(2, 3));
CORRADE_COMPARE_AS(image->data(), Containers::arrayView<char>({
3, 2, 1, 4, 3, 2,
5, 4, 3, 6, 5, 4,
6, 5, 4, 6, 5, 4
}), TestSuite::Compare::Container);
CORRADE_COMPARE(out.str(), data.message24);
}
void TgaImporterTest::color32() {
auto&& data = VerboseData[testCaseInstanceId()];
setTestCaseDescription(data.name);
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
importer->setFlags(data.flags);
const char input[] = {
0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 3, 0, 32, 0,
1, 2, 3, 4, 2, 3, 4, 5,
3, 4, 5, 6, 4, 5, 6, 7,
5, 6, 7, 8, 6, 7, 8, 9
};
CORRADE_VERIFY(importer->openData(input));
std::ostringstream out;
Containers::Optional<Trade::ImageData2D> image;
{
Debug redirectOutput{&out};
image = importer->image2D(0);
}
CORRADE_VERIFY(image);
CORRADE_COMPARE(image->storage().alignment(), 4);
CORRADE_COMPARE(image->format(), PixelFormat::RGBA8Unorm);
CORRADE_COMPARE(image->size(), Vector2i(2, 3));
CORRADE_COMPARE_AS(image->data(), Containers::arrayView<char>({
3, 2, 1, 4, 4, 3, 2, 5,
5, 4, 3, 6, 6, 5, 4, 7,
7, 6, 5, 8, 8, 7, 6, 9
}), TestSuite::Compare::Container);
CORRADE_COMPARE(out.str(), data.message32);
}
void TgaImporterTest::color32Rle() {
auto&& data = VerboseData[testCaseInstanceId()];
setTestCaseDescription(data.name);
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
importer->setFlags(data.flags);
const char input[] = {
0, 0, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 3, 0, 32, 0,
/* 2 pixels repeated */
'\x81', 1, 2, 3, 4,
/* 4 pixels as-is */
'\x03', 3, 4, 5, 6,
4, 5, 6, 7,
5, 6, 7, 8,
6, 7, 8, 9
};
CORRADE_VERIFY(importer->openData(input));
std::ostringstream out;
Containers::Optional<Trade::ImageData2D> image;
{
Debug redirectOutput{&out};
image = importer->image2D(0);
}
CORRADE_VERIFY(image);
CORRADE_COMPARE(image->storage().alignment(), 4);
CORRADE_COMPARE(image->format(), PixelFormat::RGBA8Unorm);
CORRADE_COMPARE(image->size(), Vector2i(2, 3));
CORRADE_COMPARE_AS(image->data(), Containers::arrayView<char>({
3, 2, 1, 4, 3, 2, 1, 4,
5, 4, 3, 6, 6, 5, 4, 7,
7, 6, 5, 8, 8, 7, 6, 9
}), TestSuite::Compare::Container);
CORRADE_COMPARE(out.str(), data.message32);
}
void TgaImporterTest::grayscale8() {
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
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->openData(data));
Containers::Optional<Trade::ImageData2D> image = importer->image2D(0);
CORRADE_VERIFY(image);
CORRADE_COMPARE(image->storage().alignment(), 1);
CORRADE_COMPARE(image->format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(image->size(), Vector2i(2, 3));
CORRADE_COMPARE_AS(image->data(), Containers::arrayView<char>({
1, 2,
3, 4,
5, 6
}), TestSuite::Compare::Container);
}
void TgaImporterTest::grayscale8Rle() {
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
const char data[] = {
0, 0, 11, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 3, 0, 8, 0,
/* 2 pixels as-is */
'\x01', 1, 2,
/* 1 pixel 2x repeated */
'\x81', 3,
/* 1 pixel as-is */
'\x00', 5,
/* 1 pixel 1x repeated */
'\x00', 6
};
CORRADE_VERIFY(importer->openData(data));
Containers::Optional<Trade::ImageData2D> image = importer->image2D(0);
CORRADE_VERIFY(image);
CORRADE_COMPARE(image->storage().alignment(), 1);
CORRADE_COMPARE(image->format(), PixelFormat::R8Unorm);
CORRADE_COMPARE(image->size(), Vector2i(2, 3));
CORRADE_COMPARE_AS(image->data(), Containers::arrayView<char>({
1, 2,
3, 3,
5, 6
}), TestSuite::Compare::Container);
}
void TgaImporterTest::rleTooLarge() {
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
const char data[] = {
0, 0, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 3, 0, 24, 0,
/* 3 pixels as-is */
'\x02', 1, 2, 3,
2, 3, 4,
3, 4, 5,
/* 1 pixel 4x repeated (one more than it should be) */
'\x83', 4, 5, 6
};
CORRADE_VERIFY(importer->openData(data));
std::ostringstream out;
Error redirectError{&out};
CORRADE_VERIFY(!importer->image2D(0));
CORRADE_COMPARE(out.str(), "Trade::TgaImporter::image2D(): RLE data larger than advertised Vector(2, 3) pixels at byte 28\n");
}
void TgaImporterTest::openTwice() {
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
CORRADE_VERIFY(importer->openFile(Utility::Directory::join(TGAIMPORTER_TEST_DIR, "file.tga")));
CORRADE_VERIFY(importer->openFile(Utility::Directory::join(TGAIMPORTER_TEST_DIR, "file.tga")));
/* Shouldn't crash, leak or anything */
}
void TgaImporterTest::importTwice() {
Containers::Pointer<AbstractImporter> importer = _manager.instantiate("TgaImporter");
CORRADE_VERIFY(importer->openFile(Utility::Directory::join(TGAIMPORTER_TEST_DIR, "file.tga")));
/* Verify that everything is working the same way on second use */
{
Containers::Optional<Trade::ImageData2D> image = importer->image2D(0);
CORRADE_VERIFY(image);
CORRADE_COMPARE(image->size(), (Vector2i{2, 3}));
} {
Containers::Optional<Trade::ImageData2D> image = importer->image2D(0);
CORRADE_VERIFY(image);
CORRADE_COMPARE(image->size(), (Vector2i{2, 3}));
}
}
}}}}
CORRADE_TEST_MAIN(Magnum::Trade::Test::TgaImporterTest)