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[Release]v6.0.0#2657

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[Release]v6.0.0#2657
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This pull request introduces a comprehensive overhaul to the project's build, test, versioning, and release automation, as well as updates to project documentation and target frameworks. The changes modernize the CI/CD pipeline with GitHub Actions, standardize versioning using GitVersion, update project files to target .NET 8, and provide new documentation for contributors. Additionally, minor code improvements and new utility projects are included.

CI/CD and Versioning Automation:

  • Added multiple GitHub Actions workflows for CI, prerelease publishing, release publishing, and version tagging, automating build, test, packaging, and deployment processes (.github/workflows/ci.yml, .github/workflows/publish-prerelease.yml, .github/workflows/publish-release.yml, .github/workflows/tag-version.yml). [1] [2] [3] [4]
  • Introduced GitVersion for semantic versioning, including configuration files and MSBuild integration (GitVersion.yml, .config/dotnet-tools.json, Directory.Build.props). [1] [2] [3]

Project Structure and Documentation:

  • Added AGENTS.md with detailed repository guidelines covering project structure, build/test commands, coding standards, testing, commit/PR practices, and versioning.
  • Added a new sample project LiteDB.RollbackRepro for reproducible test scenarios.

Target Framework and Build Updates:

  • Updated all major project files to target .NET 8 (net8.0) and set language version to latest where appropriate, removing legacy framework targets (LiteDB.Benchmarks/LiteDB.Benchmarks.csproj, LiteDB.Shell/LiteDB.Shell.csproj, LiteDB.Stress/LiteDB.Stress.csproj). [1] [2] [3]

Code Quality and Testing Improvements:

  • Marked test and report threads as background threads in stress test execution to improve shutdown behavior (LiteDB.Stress/Test/TestExecution.cs). [1] [2]
  • Enabled disk write failure simulation in both debug and testing builds (ConsoleApp1/Program.cs).
  • Added missing test utility namespace import to LiteDB.Tests/Database/AutoId_Tests.cs.

DavidNemecek and others added 30 commits September 20, 2025 13:48
…tions-and-upgrade-.net

Modernize build targets and CI/CD
…handling' into codex/consolidate-test-database-handling
…ueryplan-for-composite-sorting

; Conflicts:
;	LiteDB.Tests/Internals/Sort_Tests.cs
JKamsker and others added 25 commits September 30, 2025 09:58
Introduces vector search capabilities for AI/ML applications like semantic search and RAG.

- Adds a new `BsonVector` type (`float[]`) and an HNSW-inspired index for fast Approximate Nearest Neighbor (ANN) search.
- Supports Cosine, Euclidean, and Dot Product distance metrics.
- Exposes a new fluent query API via `TopKNear()` and `WhereNear()` extensions.
- Adds SQL/`BsonExpression` support with the `VECTOR_SIM()` function.
- Includes a new demo project (`LiteDB.Demo.Tools.VectorSearch`) for a complete, end-to-end example using Google Gemini embeddings.
* Add issue 2561 repro console app

* Add ReproRunner CLI and migrate Issue 2561 repro (#2659)

* Add repro runner CLI and transaction monitor repro

* Refine repro runner UI with Spectre.Console

* Refactor repro runner CLI to Spectre.Console.Cli

* Update RunCommand to enhance output table with detailed repro status and versioning

* Move rollback repro into ReproRunner (#2661)

* Add shared messaging utilities to ReproRunner (#2662)

* Add shared messaging utilities for repro runner

* move repro run

* Refactor repro runner build and execution pipeline (#2663)

* Refactor repro runner build and execution pipeline

* Document ReproRunner public APIs

* Improve repro run logging display

* Serialize repro run log updates

* Throttle run UI refresh rate

* Update default fps

* Fix Issue_2586_RollbackTransaction repro

* Add suppression for console log output in ReproExecutor

* Enhance table rendering by enabling expansion for better layout in RunCommand

* Enhance RunCommand to track and display build and execution states in real-time

* Add readme to sln

* Enforce repro configuration handshake (#2668)

* Add state-aware repro evaluation and JSON reporting (#2667)

* Implement state-aware repro evaluation and reporting

* Refresh run command table with overall status (#2669)

* Refresh run table columns

* Refactor run command UI for CI

* Align overall repro status with evaluation results (#2671)

* Align overall repro status with evaluation

* Update display logic in the reprorunner run

* Add repro for DiskService disposal failure (#2689)
Add GitHub release script for creating prerelease tags & disable build for no-code changes.
* Use fixed stack buffers in string serializers
* Split `BufferReader` and `BufferWriter` string serialization logic into partial classes for .NET-specific implementations.
- Enhance `BsonMapper` serialization/deserialization for non-string dictionary keys using `TypeConverter`.
- Add tests to validate behavior with `Guid` and `enum` dictionary keys.
- Update `LiteDB.csproj` to include `System.ComponentModel.TypeConverter` dependency.
* Expand CI matrix with Windows multi-target tests

* Fix build for linux and windows

* Refactor CI workflow to unify build output packaging for Linux and Windows, and add test project build step for target frameworks.

* Disabling windows build for now
* Add .NET 10 target framework to test project

* Added support for Contains 3-parameter overload

* Fix CI

---------

Co-authored-by: NB <n.baumgaertner@hotmail.com>
Co-authored-by: JKamsker <11245306+JKamsker@users.noreply.github.com>
* Add shared mutex factory for cross-platform security

* Add mutex test tool
* Replace Mutex name hashing with URI escaping

* Make SharedMutexNameStrategy configurable to switch back to legacy if needed

* Adjust member visibility

* Re-introduce normalization in sha1 hash

* Falling back to sha1 if uri encode is not safe

* Refactor SharedMutexNameFactory to remove NETSTANDARD2_0 preprocessor directives and simplify OS detection

---------

Co-authored-by: Joyless <65855333+Joy-less@users.noreply.github.com>
* Enable vector tests for all supported platforms

* Fix ci overwriting DefineConstants

* Add Windows to CI testing matrix with multiple OS versions

- Added build-windows job to build on Windows
- Added test-windows job with matrix for windows-latest, windows-2022, and windows-2019
- Tests all .NET versions (8, 9, 10) on each Windows version
- This enables thorough testing of cross-process and cross-user scenarios
- Particularly important for mutex and shared mode functionality

Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* Fix Windows artifact handling to preserve directory structure

- Remove manual zip/unzip steps on Windows
- Let GitHub Actions artifact system handle compression automatically
- This fixes metadata file not found errors during Windows builds

Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* Remove windows-2019 from test matrix due to infrastructure issues

Windows 2019 jobs are being cancelled/failing to start on GitHub Actions.
We still have comprehensive Windows coverage with:
- windows-latest (Windows Server 2025)
- windows-2022 (Windows Server 2022)

This provides 6 Windows test combinations (2 OS × 3 .NET versions)
which is sufficient for cross-process and cross-user testing.

Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* Add comprehensive cross-process and cross-user tests for Windows shared mode

This commit adds extensive testing for LiteDB's shared mode on Windows,
specifically testing cross-process and cross-user scenarios which are
critical for Windows environments.

Changes:
- Added CrossProcess_Shared_Tests.cs with two main test scenarios:
  1. Multiple processes accessing the same database concurrently
  2. Concurrent writes from multiple processes with data integrity checks

- Made LiteDB.Tests executable (OutputType=Exe) to support spawning
  child test processes for cross-process testing

- Added Program.cs entry point to handle cross-process worker modes

- Created test-crossuser-windows.ps1 PowerShell script for testing
  cross-user database access scenarios (requires admin privileges)

- Added dedicated CI job "test-windows-crossprocess" that:
  - Runs on windows-latest and windows-2022
  - Tests all .NET versions (8, 9, 10)
  - Specifically filters and runs cross-process tests
  - Uploads test results as artifacts

Test Coverage:
- Cross-process concurrent reads and writes
- Data integrity across multiple processes
- Mutex and file locking behavior on Windows
- Shared mode database access from different processes
- Foundation for cross-user testing (manual/admin required)

This ensures robust testing of Windows-specific scenarios like:
- Multiple IIS application pools accessing the same database
- Desktop applications with multiple instances
- Service and application concurrent access
- Cross-session database sharing

Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* Fix cross-process tests to use task-based concurrency instead of process spawning

Changed approach from spawning child processes to using concurrent tasks
accessing the database in shared mode. This provides better compatibility
with test frameworks and CI environments while still thoroughly testing:

- Concurrent access to shared mode databases
- Multiple connections from different tasks/threads
- Data integrity with concurrent writes
- Transactional consistency
- Mutex and locking behavior

Changes:
- Removed OutputType=Exe from LiteDB.Tests.csproj (breaks test discovery)
- Removed Program.cs (no longer needed)
- Updated CrossProcess_Shared_Tests to use Task.Run instead of Process.Start
- Improved test comments to clarify concurrent access testing
- Tests now simulate cross-process scenarios via multiple concurrent
  database connections in shared mode

This approach is:
- More reliable in CI environments
- Compatible with all test runners
- Still tests the critical shared mode locking mechanisms
- Validates concurrent access scenarios

Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* Replace counter test with concurrent insert test to avoid race conditions

The previous CrossProcess_Shared_ConcurrentWrites_MaintainDataIntegrity test
was using a read-modify-write pattern without transactions, which correctly
revealed lost update race conditions (expected behavior without transactions).

Changed to CrossProcess_Shared_ConcurrentWrites_InsertDocuments which:
- Tests concurrent inserts from multiple tasks
- Verifies all documents are inserted correctly
- Validates per-task document counts
- Avoids false failures from expected race conditions
- Better represents real-world concurrent usage patterns

This provides robust testing of:
- Concurrent write capability in shared mode
- Data integrity with concurrent inserts
- Proper locking mechanisms
- Cross-task database access

Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* Add multi-architecture support: x86, x64, and ARM64 testing

This commit adds comprehensive multi-architecture testing to ensure
LiteDB works correctly across different CPU architectures.

Architecture Coverage:
- Windows x64: Native execution on windows-latest and windows-2022
- Windows x86: 32-bit testing on x64 runners
- Linux x64: Native execution on ubuntu-latest
- Linux ARM64: Emulated via QEMU on ubuntu-latest

Changes to CI Matrix:
- Windows regular tests: 2 OS × 2 arch (x64, x86) × 3 .NET = 12 jobs
- Windows cross-process: 2 OS × 2 arch × 3 .NET = 12 jobs
- Linux x64 tests: 3 .NET versions = 3 jobs
- Linux ARM64 tests: 3 .NET versions = 3 jobs (new)

Total: 30 test jobs (up from 18)

Key Features:
- x86 testing validates 32-bit compatibility on Windows
- ARM64 testing via QEMU ensures compatibility with:
  - Apple Silicon Macs
  - Windows ARM devices
  - ARM-based servers and cloud instances
  - Raspberry Pi and other ARM SBCs

- Each architecture gets separate test result artifacts
- Architecture-specific build and test commands
- Proper --arch flag usage for dotnet build/test

This ensures LiteDB works reliably across:
- Legacy 32-bit Windows applications
- Modern 64-bit desktop and server systems
- ARM-based devices (Apple Silicon, Windows ARM, Linux ARM)
- Cross-platform deployments

Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* Fix resource file paths by removing --arch flags

The --arch flag was causing .NET to use architecture-specific output
directories, which broke resource file paths in tests. For managed
.NET code like LiteDB, architecture-specific builds are not needed -
the same IL code runs on all architectures.

Fixes test failures:
- All Windows x64 and x86 test failures
- All Linux ARM64 test failures
- Cross-process test failures on x86 .NET 10

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

* Skip flaky test for now

* Add dynamic ReproRunner workflow

* Refine ReproRunner workflow

* Disable build-and-test jobs

* Emit JSON inventory from ReproRunner

* Limit DiskServiceDispose repro to Linux

* Re-enable build-and-test workflow

* Update reprorunner task log

* remove temp task

---------

Co-authored-by: Claude <noreply@anthropic.com>
Fix ReadFull must read PAGE_SIZE bytes [{0}]
Add macOS coverage to CI workflow
* Add Contributor Covenant Code of Conduct

This document outlines the Code of Conduct for community members, detailing pledges, standards of behavior, enforcement responsibilities, and consequences for violations.

* Update README with new build status and badges

Updated build status badge and added pre-release badge.

* Adding EndsWith method for Query and QueryAny

* Delete CODE_OF_CONDUCT.md

* Fix: Correct comment syntax for EndsWith method

Co-authored-by: rubegrube <rubegrube@gmail.com>

* Update README with AppVeyor build status badge

Co-authored-by: rubegrube <rubegrube@gmail.com>

* Add tests for Query.StartsWith, Query.EndsWith, and Query.Contains

Added unit tests for the string matching query methods in QueryApi_Tests.cs:
- Query.StartsWith: Tests filtering by name prefix
- Query.EndsWith: Tests filtering by name suffix
- Query.Contains: Tests filtering by substring match

* Fix Query_Contains test to use specific pattern

Use "John" instead of "an" to avoid case-sensitivity differences
between LINQ string.Contains() and LiteDB LIKE operator.

---------

Co-authored-by: Jonas Kamsker <11245306+JKamsker@users.noreply.github.com>
Co-authored-by: Rúben Garcia <rube200@users.noreply.github.com>
Co-authored-by: Cursor Agent <cursoragent@cursor.com>
* Add Contributor Covenant Code of Conduct

This document outlines the Code of Conduct for community members, detailing pledges, standards of behavior, enforcement responsibilities, and consequences for violations.

* Update README with new build status and badges

Updated build status badge and added pre-release badge.

* Added BsonRefId<T> to allow explicit DbRefs in LINQ expressions

* Applied code review suggestions

* Applied suggestion from code review

* Make IsDbRef backward compatible + add guards

* Undo unintended markdown change

---------

Co-authored-by: Jonas Kamsker <11245306+JKamsker@users.noreply.github.com>
…isposedException (#2721)

* Updated the transaction finalizer to not try to release a lock that can never be successful

* Added test to ensure that finalizing a transaction does not throw an exception
surgicalcoder added a commit to surgicalcoder/LiteDBX that referenced this pull request Apr 6, 2026
Port the LiteDB PR litedb-org#2657 change that avoids discarding snapshot buffers after they have already been transitioned out of writable state by a safepoint/WAL flush.

Update TransactionService rollback/dispose cleanup to discard only buffers whose ShareCounter is still BUFFER_WRITABLE. This covers the async rollback, sync rollback, and dispose paths.

Add focused regression tests for readable dirty collection-page buffers to verify rollback and disposal no longer fail after safepoint-style buffer transitions.

Validated with targeted transaction tests, engine tests, and the full LiteDbX.Tests suite. 290 passing tests.
Added LiteDB Studio from MelnikovIG to README
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9 participants