test: cover testSaveIntegrity
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dualfroz committed
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@@ -154,3 +154,163 @@ VF_TEST(aStaleRecordChecksumIsRecoverableAtTheEndOfTheRecord) {
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CHECK(report.repairable());
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}
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VF_TEST(aTruncatedBufferIsRecoverableAtTheCutOffPayload) {
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ByteBuffer buffer = writeSaveContainer(buildContainer(SaveVersion::V4, 3));
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EntrySlot last = slotOf(buffer, 2);
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buffer.resize(buffer.size() - saveSectorBytes);
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SaveScanner scanner;
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IntegrityReport report = scanner.scan(buffer);
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CHECK_EQ(report.issues.size(), static_cast<std::size_t>(1));
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CHECK(report.issues[0].kind == IntegrityIssueKind::TruncatedBuffer);
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CHECK(report.issues[0].severity == IssueSeverity::Recoverable);
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CHECK_EQ(report.issues[0].byteOffset, last.payloadAt);
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CHECK_EQ(report.issues[0].entryIndex, 2);
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CHECK_EQ(report.readableChunks, static_cast<std::size_t>(2));
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}
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VF_TEST(aHeaderPromisingMoreChunksThanFitIsRecoverable) {
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SaveContainer empty;
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empty.version = SaveVersion::V4;
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empty.sectorBytes = 64;
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ByteBuffer buffer = writeSaveContainer(empty);
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CHECK_EQ(buffer.size(), static_cast<std::size_t>(64));
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saveWriteU32At(buffer.data(), buffer.size(), 16, 3u);
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SaveScanner scanner;
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IntegrityReport report = scanner.scan(buffer);
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CHECK_EQ(report.countOf(IntegrityIssueKind::ChunkCountOverrun), static_cast<std::size_t>(1));
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const IntegrityIssue* issue = report.firstOf(IntegrityIssueKind::ChunkCountOverrun);
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CHECK(issue != nullptr);
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if (issue == nullptr) return;
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CHECK(issue->severity == IssueSeverity::Recoverable);
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CHECK_EQ(issue->byteOffset, static_cast<std::size_t>(16));
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CHECK_EQ(report.declaredChunks, static_cast<std::size_t>(3));
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CHECK_EQ(report.tableEntries, static_cast<std::size_t>(1));
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}
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VF_TEST(aChunkFiledUnderTheWrongRegionIsRecoverable) {
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ByteBuffer buffer = writeSaveContainer(buildContainer(SaveVersion::V4, 3));
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EntrySlot slot = slotOf(buffer, 1);
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saveWriteU32At(buffer.data(), buffer.size(), slot.entryAt, static_cast<uint32_t>(100));
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refreshTableChecksum(buffer);
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SaveScanner scanner;
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IntegrityReport report = scanner.scan(buffer);
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CHECK_EQ(report.issues.size(), static_cast<std::size_t>(1));
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CHECK(report.issues[0].kind == IntegrityIssueKind::ChunkOutsideRegion);
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CHECK(report.issues[0].severity == IssueSeverity::Recoverable);
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CHECK_EQ(report.issues[0].byteOffset, slot.entryAt);
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CHECK_EQ(report.issues[0].entryIndex, 1);
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CHECK_EQ(report.issues[0].chunkCoord.x, 100);
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CHECK_EQ(report.readableChunks, static_cast<std::size_t>(2));
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}
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VF_TEST(aChunkAboveTheWorldCeilingIsRecoverable) {
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ByteBuffer buffer = writeSaveContainer(buildContainer(SaveVersion::V4, 3));
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EntrySlot slot = slotOf(buffer, 0);
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saveWriteU32At(buffer.data(), buffer.size(), slot.entryAt + 4, static_cast<uint32_t>(40));
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refreshTableChecksum(buffer);
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SaveScanner scanner;
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IntegrityReport report = scanner.scan(buffer);
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CHECK_EQ(report.issues.size(), static_cast<std::size_t>(1));
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CHECK(report.issues[0].kind == IntegrityIssueKind::ChunkHeightOutOfRange);
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CHECK(report.issues[0].severity == IssueSeverity::Recoverable);
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CHECK_EQ(report.issues[0].byteOffset, slot.entryAt + 4);
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CHECK_EQ(report.issues[0].entryIndex, 0);
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CHECK(report.issues[0].detail.find("-4..19") != std::string::npos);
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}
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VF_TEST(anEntryPointingAtNothingIsAnOrphan) {
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ByteBuffer buffer = writeSaveContainer(buildContainer(SaveVersion::V4, 3));
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EntrySlot slot = slotOf(buffer, 1);
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saveWriteU32At(buffer.data(), buffer.size(), slot.entryAt + 16, 0u);
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refreshTableChecksum(buffer);
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SaveScanner scanner;
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IntegrityReport report = scanner.scan(buffer);
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CHECK_EQ(report.issues.size(), static_cast<std::size_t>(1));
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CHECK(report.issues[0].kind == IntegrityIssueKind::OrphanEntry);
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CHECK(report.issues[0].severity == IssueSeverity::Recoverable);
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CHECK_EQ(report.issues[0].byteOffset, slot.entryAt + 12);
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CHECK_EQ(report.issues[0].entryIndex, 1);
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CHECK_EQ(report.readableChunks, static_cast<std::size_t>(2));
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}
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VF_TEST(twoEntriesSharingSectorsAreReportedAsOverlapping) {
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ByteBuffer buffer = writeSaveContainer(buildContainer(SaveVersion::V4, 3));
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EntrySlot first = slotOf(buffer, 0);
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EntrySlot second = slotOf(buffer, 1);
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uint32_t offset = 0, count = 0, bytes = 0;
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CHECK(saveReadU32At(buffer.data(), buffer.size(), first.entryAt + 12, offset));
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CHECK(saveReadU32At(buffer.data(), buffer.size(), first.entryAt + 16, count));
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CHECK(saveReadU32At(buffer.data(), buffer.size(), first.entryAt + 20, bytes));
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saveWriteU32At(buffer.data(), buffer.size(), second.entryAt + 12, offset);
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saveWriteU32At(buffer.data(), buffer.size(), second.entryAt + 16, count);
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saveWriteU32At(buffer.data(), buffer.size(), second.entryAt + 20, bytes);
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refreshTableChecksum(buffer);
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SaveScanner scanner;
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IntegrityReport report = scanner.scan(buffer);
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CHECK_EQ(report.countOf(IntegrityIssueKind::OverlappingEntries), static_cast<std::size_t>(1));
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const IntegrityIssue* issue = report.firstOf(IntegrityIssueKind::OverlappingEntries);
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CHECK(issue != nullptr);
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if (issue == nullptr) return;
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CHECK(issue->severity == IssueSeverity::Recoverable);
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CHECK_EQ(issue->entryIndex, 1);
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CHECK_EQ(issue->byteOffset, second.entryAt + 12);
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}
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VF_TEST(aBlockIndexOutsideThePaletteIsRecoverable) {
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SaveContainer container;
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container.version = SaveVersion::V2;
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Chunk blocks = uniformChunk(Block::Stone);
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blocks.set(1, 0, 0, Block::Grass);
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container.chunks.push_back(buildRecord(Vec3i{0, 0, 0}, blocks, SaveVersion::V2));
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container.chunks.push_back(
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buildRecord(Vec3i{1, 0, 0}, uniformChunk(Block::Dirt), SaveVersion::V2));
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ByteBuffer buffer = writeSaveContainer(container);
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EntrySlot slot = slotOf(buffer, 0);
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std::size_t indicesAt = slot.payloadAt + 4 + 2 + 4;
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buffer[indicesAt + 5] = 200;
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SaveScanner scanner;
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IntegrityReport report = scanner.scan(buffer);
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CHECK_EQ(report.issues.size(), static_cast<std::size_t>(1));
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CHECK(report.issues[0].kind == IntegrityIssueKind::PaletteIndexOutOfRange);
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CHECK(report.issues[0].severity == IssueSeverity::Recoverable);
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CHECK_EQ(report.issues[0].byteOffset, slot.payloadAt);
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CHECK_EQ(report.issues[0].entryIndex, 0);
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CHECK(report.issues[0].detail.find("200") != std::string::npos);
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}
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VF_TEST(aLightPlaneOfTheWrongLengthIsRecoverable) {
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SaveContainer container;
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container.version = SaveVersion::V4;
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SaveChunkRecord record =
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buildRecord(Vec3i{0, 0, 0}, uniformChunk(Block::Stone), SaveVersion::V4);
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record.light.resize(100);
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container.chunks.push_back(std::move(record));
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ByteBuffer buffer = writeSaveContainer(container);
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SaveScanner scanner;
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IntegrityReport report = scanner.scan(buffer);
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CHECK_EQ(report.issues.size(), static_cast<std::size_t>(1));
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CHECK(report.issues[0].kind == IntegrityIssueKind::LightingInconsistent);
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CHECK(report.issues[0].severity == IssueSeverity::Recoverable);
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CHECK_EQ(report.issues[0].byteOffset, slotOf(buffer, 0).payloadAt);
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CHECK(report.issues[0].detail.find("100") != std::string::npos);
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}
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VF_TEST(lightThatDisagreesWithItsBlocksIsOnlyAWarning) {
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SaveContainer container;
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container.version = SaveVersion::V4;
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SaveChunkRecord record =
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buildRecord(Vec3i{0, 0, 0}, uniformChunk(Block::Stone), SaveVersion::V4);
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record.light[0] = 0xF0;
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record.light[1] = 0xF0;
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container.chunks.push_back(std::move(record));
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ByteBuffer buffer = writeSaveContainer(container);
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