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Release v0.6.37: isolate image capture and OCR, fingerprint history duplicates

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This commit is contained in:
Anatolii Hrynchuk
2026-11-04 16:58:34 +02:00
parent 94cab4c112
commit 30e70192dc
15 changed files with 449 additions and 37 deletions
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tests/tests.cpp
+50
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@@ -4,6 +4,7 @@
#include "richtext.h"
#include "storage.h"
#include "diagnostics.h"
#include "json.hpp"
#include <algorithm>
#include <iostream>
#include <map>
@@ -635,6 +636,55 @@ int main(int argc, char **argv)
"Snipping Tool republish retains one pinned history entry");
history.add(changedImage, L"SnippingTool", defaults);
require(history.entries().size() == 2, "a new screenshot is retained");
auto copiedText = ks::textClip(L"text after screenshot");
history.add(copiedText, L"Editor", defaults);
history.add(copiedText, L"Editor", defaults);
require(history.entries().size() == 3 && !history.entries().front().image,
"text after screenshot is retained and consecutive text duplicates are skipped");
history.add(changedImage, L"SnippingTool", defaults);
history.add(changedImage, L"SnippingTool", defaults);
require(history.entries().size() == 4 && history.entries().front().image,
"image after text is retained and consecutive image duplicates are skipped");
history.add(withText, L"Editor", defaults);
require(history.entries().size() == 5,
"mixed image and text payload is not discarded by metadata prefilter");
}
{
auto folder = temp / L"fingerprints";
ks::Settings defaults;
ks::History history(folder);
history.add(firstImage, L"test", defaults);
auto id = history.entries().front().id;
history.pin(id);
history.saveOcr(id, L"retained OCR", defaults);
ks::History reopened(folder);
require(reopened.entries().front().contentHash.size() == 64,
"SHA-256 fingerprint survives encrypted index reload");
// Deny payload reads: duplicates must still be detected using only the index.
auto handle = CreateFileW((folder / (id + L".dat")).c_str(), GENERIC_READ, 0, nullptr,
OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, nullptr);
require(handle != INVALID_HANDLE_VALUE, "lock image payload for no-read regression");
reopened.add(firstImage, L"test", defaults);
reopened.add(secondImage, L"test", defaults);
reopened.add(recoded, L"test", defaults);
CloseHandle(handle);
require(reopened.entries().size() == 1 && reopened.entries().front().pinned &&
reopened.ocrText(id) == std::optional<std::wstring>(L"retained OCR"),
"exact, OLE and pixel-equivalent duplicates need no payload read and retain pin/OCR");
auto index = nlohmann::json::parse(ks::unprotect(ks::readFile(folder / L"index.dat", 1024*1024)));
for (auto &entry : index)
for (auto key : {"fingerprintVersion", "contentHash", "imageHash", "pixelHash"}) entry.erase(key);
auto legacy = index.dump();
ks::atomicWrite(folder / L"index.dat", ks::protect(ks::Bytes(legacy.begin(), legacy.end())));
ks::History migrated(folder);
migrated.add(secondImage, L"test", defaults);
ks::History persisted(folder);
require(persisted.entries().size() == 1 && persisted.entries().front().contentHash.size() == 64,
"legacy duplicate migrates fingerprints without adding or losing an entry");
persisted.add(changedImage, L"test", defaults);
require(persisted.entries().size() == 2, "pixel fingerprint preserves genuinely changed images");
persisted.add(firstImage, L"test", defaults);
require(persisted.entries().size() == 3, "hash deduplication remains consecutive rather than global");
}
ks::Settings settings;
settings.writeLog = false;