sorting-race 0.2.0

Terminal-based sorting algorithm race visualization tool with real-time metrics
Documentation
use crossterm::event::{KeyCode, KeyEvent, KeyModifiers};

#[cfg(test)]
mod complete_to_config_tests {
    use super::*;
    
    /// Contract test for Complete→Configuration transition
    /// 
    /// From interactive_interface.md:
    /// Input: Any configuration key ('k', 'b', 'f')
    /// Precondition: current_mode = Complete
    /// Postcondition:
    ///   - current_mode = Configuration
    ///   - Previous race results added to history
    ///   - Algorithm instances reset
    ///   - Memory metrics cleared
    #[test]
    fn test_complete_to_configuration_with_k_key() {
        let k_key = KeyEvent {
            code: KeyCode::Char('k'),
            modifiers: KeyModifiers::NONE,
            kind: crossterm::event::KeyEventKind::Press,
            state: crossterm::event::KeyEventState::NONE,
        };
        
        // TODO: Uncomment when InteractiveMode is implemented
        // let mut interactive_mode = InteractiveMode::new();
        // interactive_mode.current_mode = ApplicationMode::Complete;
        // 
        // let result = interactive_mode.handle_key_event(k_key);
        // 
        // assert!(result.is_ok());
        // assert_eq!(interactive_mode.current_mode, ApplicationMode::Configuration);
        // assert_eq!(interactive_mode.config_focus, Some(ConfigurationField::ArraySize));
        
        // For TDD: This test must fail until implementation exists
        panic!("InteractiveMode not yet implemented - this test should fail until T024 is complete");
    }
    
    #[test]
    fn test_complete_to_configuration_with_b_key() {
        let b_key = KeyEvent {
            code: KeyCode::Char('b'),
            modifiers: KeyModifiers::NONE,
            kind: crossterm::event::KeyEventKind::Press,
            state: crossterm::event::KeyEventState::NONE,
        };
        
        // TODO: Uncomment when InteractiveMode is implemented
        // let mut interactive_mode = InteractiveMode::new();
        // interactive_mode.current_mode = ApplicationMode::Complete;
        // 
        // let result = interactive_mode.handle_key_event(b_key);
        // 
        // assert!(result.is_ok());
        // assert_eq!(interactive_mode.current_mode, ApplicationMode::Configuration);
        // assert_eq!(interactive_mode.config_focus, Some(ConfigurationField::Distribution));
        
        // For TDD: This test must fail until implementation exists
        panic!("InteractiveMode not yet implemented - this test should fail until T024 is complete");
    }
    
    #[test]
    fn test_complete_to_configuration_with_f_key() {
        let f_key = KeyEvent {
            code: KeyCode::Char('f'),
            modifiers: KeyModifiers::NONE,
            kind: crossterm::event::KeyEventKind::Press,
            state: crossterm::event::KeyEventState::NONE,
        };
        
        // TODO: Uncomment when InteractiveMode is implemented
        // let mut interactive_mode = InteractiveMode::new();
        // interactive_mode.current_mode = ApplicationMode::Complete;
        // 
        // let result = interactive_mode.handle_key_event(f_key);
        // 
        // assert!(result.is_ok());
        // assert_eq!(interactive_mode.current_mode, ApplicationMode::Configuration);
        // assert_eq!(interactive_mode.config_focus, Some(ConfigurationField::FairnessMode));
        
        // For TDD: This test must fail until implementation exists
        panic!("InteractiveMode not yet implemented - this test should fail until T024 is complete");
    }
    
    #[test]
    fn test_race_results_added_to_history() {
        // Contract: Previous race results added to history
        
        let k_key = KeyEvent {
            code: KeyCode::Char('k'),
            modifiers: KeyModifiers::NONE,
            kind: crossterm::event::KeyEventKind::Press,
            state: crossterm::event::KeyEventState::NONE,
        };
        
        // TODO: Uncomment when InteractiveMode and SessionState are implemented
        // let mut interactive_mode = InteractiveMode::new();
        // interactive_mode.current_mode = ApplicationMode::Complete;
        // 
        // // Set up completed race results
        // let race_result = RaceResult {
        //     array_size: 100,
        //     distribution: DistributionType::Shuffled,
        //     fairness_mode: FairnessMode::Walltime,
        //     completion_times: vec![/* algorithm completion times */],
        //     memory_usage: vec![/* memory usage metrics */],
        //     winner: AlgorithmType::QuickSort,
        // };
        // interactive_mode.set_current_race_result(race_result.clone());
        // 
        // let history_count_before = interactive_mode.get_session_state().run_history.len();
        // 
        // let result = interactive_mode.handle_key_event(k_key);
        // 
        // assert!(result.is_ok());
        // 
        // // History should have one more entry
        // let history_count_after = interactive_mode.get_session_state().run_history.len();
        // assert_eq!(history_count_after, history_count_before + 1);
        // 
        // // Latest entry should match the race result
        // let latest_result = &interactive_mode.get_session_state().run_history.last().unwrap();
        // assert_eq!(latest_result.array_size, race_result.array_size);
        // assert_eq!(latest_result.distribution, race_result.distribution);
        
        // For TDD: This test must fail until implementation exists
        panic!("InteractiveMode, SessionState, and RaceResult not yet implemented - this test should fail until T024 and T025 are complete");
    }
    
    #[test]
    fn test_algorithm_instances_reset() {
        // Contract: Algorithm instances reset
        
        let k_key = KeyEvent {
            code: KeyCode::Char('k'),
            modifiers: KeyModifiers::NONE,
            kind: crossterm::event::KeyEventKind::Press,
            state: crossterm::event::KeyEventState::NONE,
        };
        
        // TODO: Uncomment when InteractiveMode is implemented
        // let mut interactive_mode = InteractiveMode::new();
        // interactive_mode.current_mode = ApplicationMode::Complete;
        // 
        // // Verify algorithms exist before reset
        // assert!(interactive_mode.are_algorithm_instances_present());
        // 
        // let result = interactive_mode.handle_key_event(k_key);
        // 
        // assert!(result.is_ok());
        // 
        // // Algorithm instances should be reset/cleared
        // assert!(!interactive_mode.are_algorithm_instances_present());
        // // Or if they exist, they should be in initial state
        // if interactive_mode.are_algorithm_instances_present() {
        //     let algorithms = interactive_mode.get_algorithm_instances();
        //     for algorithm in algorithms {
        //         assert!(algorithm.is_in_initial_state());
        //         assert_eq!(algorithm.get_progress(), 0.0);
        //     }
        // }
        
        // For TDD: This test must fail until implementation exists
        panic!("InteractiveMode and algorithm management not yet implemented - this test should fail until T024 is complete");
    }
    
    #[test]
    fn test_memory_metrics_cleared() {
        // Contract: Memory metrics cleared
        
        let k_key = KeyEvent {
            code: KeyCode::Char('k'),
            modifiers: KeyModifiers::NONE,
            kind: crossterm::event::KeyEventKind::Press,
            state: crossterm::event::KeyEventState::NONE,
        };
        
        // TODO: Uncomment when InteractiveMode is implemented
        // let mut interactive_mode = InteractiveMode::new();
        // interactive_mode.current_mode = ApplicationMode::Complete;
        // 
        // // Set up some memory metrics from completed race
        // let mut memory_metrics = Vec::new();
        // memory_metrics.push(MemoryMetrics {
        //     algorithm_type: AlgorithmType::BubbleSort,
        //     current_usage_bytes: 1024,
        //     peak_usage_bytes: 2048,
        //     last_updated: std::time::Instant::now(),
        // });
        // interactive_mode.set_memory_metrics(memory_metrics);
        // 
        // let result = interactive_mode.handle_key_event(k_key);
        // 
        // assert!(result.is_ok());
        // 
        // // Memory metrics should be cleared
        // let cleared_metrics = interactive_mode.get_memory_metrics();
        // assert!(cleared_metrics.is_empty() || cleared_metrics.iter().all(|m| m.current_usage_bytes == 0));
        
        // For TDD: This test must fail until implementation exists
        panic!("InteractiveMode and MemoryMetrics not yet implemented - this test should fail until T024 and T027 are complete");
    }
    
    #[test]
    fn test_session_statistics_updated() {
        // Verify session statistics are updated when moving to new configuration
        
        let k_key = KeyEvent {
            code: KeyCode::Char('k'),
            modifiers: KeyModifiers::NONE,
            kind: crossterm::event::KeyEventKind::Press,
            state: crossterm::event::KeyEventState::NONE,
        };
        
        // TODO: Uncomment when InteractiveMode is implemented
        // let mut interactive_mode = InteractiveMode::new();
        // interactive_mode.current_mode = ApplicationMode::Complete;
        // 
        // let races_before = interactive_mode.get_session_state().total_races_run;
        // 
        // let result = interactive_mode.handle_key_event(k_key);
        // 
        // assert!(result.is_ok());
        // 
        // // Total races count should increment
        // let races_after = interactive_mode.get_session_state().total_races_run;
        // assert_eq!(races_after, races_before + 1);
        
        // For TDD: This test must fail until implementation exists
        panic!("InteractiveMode and SessionState not yet implemented - this test should fail until T024 and T025 are complete");
    }
}