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Add LC_LZ2 Compression library

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Refactor ROM class
Editor housekeeping
This commit is contained in:
scawful
2023-07-21 03:44:44 -04:00
parent df8443152b
commit 82dd9dde1b
15 changed files with 646 additions and 504 deletions
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1
test/CMakeLists.txt
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@@ -18,6 +18,7 @@ add_executable(
../src/app/gfx/bitmap.cc
../src/app/gfx/snes_tile.cc
../src/app/gfx/snes_palette.cc
../src/app/gfx/compression.cc
../src/app/core/common.cc
# ${ASAR_STATIC_SRC}
)

48
test/rom_test.cc
View File

@@ -6,14 +6,15 @@
#include <array>
#include "absl/status/statusor.h"
#include "app/gfx/compression.h"
#define BUILD_HEADER(command, length) (command << 5) + (length - 1)
namespace yaze_test {
namespace rom_test {
using yaze::app::CompressionPiece;
using yaze::app::ROM;
using yaze::app::gfx::lc_lz2::CompressionPiece;
using ::testing::ElementsAreArray;
using ::testing::TypedEq;
@@ -311,5 +312,50 @@ TEST(ROMTest, ExtendedHeaderDecompress2) {
}
}
*/
TEST(ROMTest, CompressionDecompressionEmptyData) {
ROM rom;
uchar empty_input[0] = {};
auto comp_result = ExpectCompressOk(rom, empty_input, 0);
EXPECT_EQ(0, comp_result.size());
auto decomp_result = ExpectDecompressOk(rom, empty_input, 0);
EXPECT_EQ(0, decomp_result.size());
}
TEST(ROMTest, CompressionDecompressionSingleByte) {
ROM rom;
uchar single_byte[1] = {0x2A};
uchar single_byte_expected[3] = {BUILD_HEADER(0x00, 0x01), 0x2A, 0xFF};
auto comp_result = ExpectCompressOk(rom, single_byte, 1);
EXPECT_THAT(single_byte_expected, ElementsAreArray(comp_result.data(), 3));
auto decomp_result = ExpectDecompressOk(rom, single_byte, 1);
EXPECT_THAT(single_byte, ElementsAreArray(decomp_result.data(), 1));
}
TEST(ROMTest, CompressionDecompressionAllBitsSet) {
ROM rom;
uchar all_bits_set[5] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
uchar all_bits_set_expected[3] = {BUILD_HEADER(0x01, 0x05), 0xFF, 0xFF};
auto comp_result = ExpectCompressOk(rom, all_bits_set, 5);
EXPECT_THAT(all_bits_set_expected, ElementsAreArray(comp_result.data(), 3));
auto decomp_result = ExpectDecompressOk(rom, all_bits_set, 5);
EXPECT_THAT(all_bits_set, ElementsAreArray(decomp_result.data(), 5));
}
TEST(ROMTest, DecompressionInvalidData) {
ROM rom;
Bytes invalid_input = {0xFF, 0xFF}; // Invalid command
auto load_status = rom.LoadFromBytes(invalid_input);
EXPECT_TRUE(load_status.ok());
auto decompression_status = rom.Decompress(0, invalid_input.size());
EXPECT_FALSE(decompression_status.ok()); // Expect failure
}
} // namespace rom_test
} // namespace yaze_test