Fix tests

CHANGELOG.md

@@ -5,44 +5,53 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [2.1.0] - 2025-06-28
 
 ### Added
+
 - Conan dependency manager support
 - Technical analysis report
 
 ### Changed
+
 - Updated README.md
 - Refactored library version and installation system
 - Updated config variable names
 
 ### Fixed
+
 - Removed unneeded semicolon
 
 ## [2.0.1] - 2024-07-22
 
 ### Added
+
 - CMake install target and make install command
 - Flag to control sample building in Makefile
 
 ### Changed
+
 - Library name changed to `fimdlp`
 - Updated version numbers across test files
 
 ### Fixed
+
 - Version number consistency in tests
 
 ## [2.0.0] - 2024-07-04
 
 ### Added
+
 - Makefile with build & test actions for easier development
 - PyTorch (libtorch) integration for tensor operations
 
 ### Changed
+
 - Major refactoring of build system
 - Updated build workflows and CI configuration
 
 ### Fixed
+
 - BinDisc quantile calculation errors (#9)
 - Error in percentile method calculation
 - Integer type issues in calculations
@@ -51,19 +60,23 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [1.2.1] - 2024-06-08
 
 ### Added
+
 - PyTorch tensor methods for discretization
 - Improved library build system
 
 ### Changed
+
 - Refactored sample build process
 
 ### Fixed
+
 - Library creation and linking issues
 - Multiple GitHub Actions workflow fixes
 
 ## [1.2.0] - 2024-06-05
 
 ### Added
+
 - **Discretizer** - Abstract base class for all discretization algorithms (#8)
 - **BinDisc** - K-bins discretization with quantile and uniform strategies (#7)
 - Transform method to discretize values using existing cut points
@@ -71,11 +84,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Docker development container configuration
 
 ### Changed
+
 - Refactored system types throughout the library
 - Improved sample program with better dataset handling
 - Enhanced build system with debug options
 
 ### Fixed
+
 - Transform method initialization issues
 - ARFF file attribute name extraction
 - Sample program library binary separation
@@ -83,17 +98,20 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [1.1.3] - 2024-06-05
 
 ### Added
+
 - `max_cutpoints` hyperparameter for controlling algorithm complexity
 - `max_depth` and `min_length` as configurable hyperparameters
 - Enhanced sample program with hyperparameter support
 - Additional datasets for testing
 
 ### Changed
+
 - Improved constructor design and parameter handling
 - Enhanced test coverage and reporting
 - Refactored build system configuration
 
 ### Fixed
+
 - Depth initialization in fit method
 - Code quality improvements and smell fixes
 - Exception handling in value cut point calculations
@@ -101,29 +119,35 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [1.1.2] - 2023-04-01
 
 ### Added
+
 - Comprehensive test suite with GitHub Actions CI
 - SonarCloud integration for code quality analysis
 - Enhanced build system with automated testing
 
 ### Changed
+
 - Improved GitHub Actions workflow configuration
 - Updated project structure for better maintainability
 
 ### Fixed
+
 - Build system configuration issues
 - Test execution and coverage reporting
 
 ## [1.1.1] - 2023-02-22
 
 ### Added
+
 - Limits header for proper compilation
 - Enhanced build system support
 
 ### Changed
+
 - Updated version numbering system
 - Improved SonarCloud configuration
 
 ### Fixed
+
 - ValueCutPoint exception handling (removed unnecessary exception)
 - Build system compatibility issues
 - GitHub Actions token configuration
@@ -131,17 +155,20 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [1.1.0] - 2023-02-21
 
 ### Added
+
 - Classic algorithm implementation for performance comparison
 - Enhanced ValueCutPoint logic with same_values detection
 - Glass dataset support in sample program
 - Debug configuration for development
 
 ### Changed
+
 - Refactored ValueCutPoint algorithm for better accuracy
 - Improved candidate selection logic
 - Enhanced sample program with multiple datasets
 
 ### Fixed
+
 - Sign error in valueCutPoint calculation
 - Final cut value computation
 - Duplicate dataset handling in sample
@@ -149,6 +176,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [1.0.0.0] - 2022-12-21
 
 ### Added
+
 - Initial release of MDLP (Minimum Description Length Principle) discretization library
 - Core CPPFImdlp algorithm implementation based on Fayyad & Irani's paper
 - Entropy and information gain calculation methods
@@ -158,6 +186,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - ARFF file format support for datasets
 
 ### Features
+
 - Recursive discretization using entropy-based criteria
 - Stable sorting with tie-breaking for identical values
 - Configurable algorithm parameters
@@ -168,15 +197,18 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## Release Notes
 
 ### Version 2.x
+
 - **Breaking Changes**: Library renamed to `fimdlp`
 - **Major Enhancement**: PyTorch integration for improved performance
 - **New Features**: Comprehensive discretization framework with multiple algorithms
 
 ### Version 1.x
+
 - **Core Algorithm**: MDLP discretization implementation
 - **Extensibility**: Hyperparameter support and algorithm variants
 - **Quality**: Comprehensive testing and CI/CD pipeline
 
 ### Version 1.0.x
+
 - **Foundation**: Initial stable implementation
-- **Algorithm**: Core MDLP discretization functionality
+- **Algorithm**: Core MDLP discretization functionality