//! State Management Tests for Table Component
//! 
//! This module contains tests for state management, context management, and data handling.

#[cfg(test)]
mod state_management_tests {
    use leptos::prelude::*;

    #[test]
    fn test_table_state_initialization() {
        // Test table state initialization
        let table_state = RwSignal::new("initial");
        
        assert_eq!(table_state.get(), "initial", "Table state should be initialized");
    }

    #[test]
    fn test_table_state_updates() {
        // Test table state updates
        let table_state = RwSignal::new("initial");
        
        // Update state
        table_state.set("updated");
        assert_eq!(table_state.get(), "updated", "Table state should be updated");
        
        // Multiple updates
        table_state.set("final");
        assert_eq!(table_state.get(), "final", "Table state should be final");
    }

    #[test]
    fn test_table_data_management() {
        // Test table data management
        let table_data = RwSignal::new(vec!["row1", "row2", "row3"]);
        
        assert_eq!(table_data.get().len(), 3, "Should have 3 rows initially");
        
        // Add new row
        table_data.update(|data| data.push("row4"));
        assert_eq!(table_data.get().len(), 4, "Should have 4 rows after addition");
        
        // Remove row
        table_data.update(|data| { data.pop(); });
        assert_eq!(table_data.get().len(), 3, "Should have 3 rows after removal");
    }

    #[test]
    fn test_table_sorting_state() {
        // Test table sorting state
        let sort_column = RwSignal::new("name");
        let sort_direction = RwSignal::new("asc");
        
        assert_eq!(sort_column.get(), "name", "Sort column should be name");
        assert_eq!(sort_direction.get(), "asc", "Sort direction should be ascending");
        
        // Change sort direction
        sort_direction.set("desc");
        assert_eq!(sort_direction.get(), "desc", "Sort direction should be descending");
    }

    #[test]
    fn test_table_filtering_state() {
        // Test table filtering state
        let filter_value = RwSignal::new("");
        let filtered_data = RwSignal::new(vec!["item1", "item2", "item3"]);
        
        assert_eq!(filter_value.get(), "", "Filter should be empty initially");
        assert_eq!(filtered_data.get().len(), 3, "Should have 3 filtered items");
        
        // Apply filter
        filter_value.set("item1");
        filtered_data.update(|data| data.retain(|item| item.contains("item1")));
        assert_eq!(filtered_data.get().len(), 1, "Should have 1 filtered item");
    }

    #[test]
    fn test_table_selection_state() {
        // Test table selection state
        let selected_rows = RwSignal::new(vec![0, 2]);
        let is_all_selected = RwSignal::new(false);
        
        assert_eq!(selected_rows.get().len(), 2, "Should have 2 selected rows");
        assert!(!is_all_selected.get(), "Should not be all selected");
        
        // Select all
        is_all_selected.set(true);
        selected_rows.set(vec![0, 1, 2, 3]);
        assert!(is_all_selected.get(), "Should be all selected");
        assert_eq!(selected_rows.get().len(), 4, "Should have 4 selected rows");
    }

    #[test]
    fn test_table_pagination_state() {
        // Test table pagination state
        let current_page = RwSignal::new(1);
        let page_size = RwSignal::new(10);
        let total_items = RwSignal::new(100);
        
        assert_eq!(current_page.get(), 1, "Should start at page 1");
        assert_eq!(page_size.get(), 10, "Should have page size 10");
        assert_eq!(total_items.get(), 100, "Should have 100 total items");
        
        // Calculate total pages
        let total_pages = (total_items.get() + page_size.get() - 1) / page_size.get();
        assert_eq!(total_pages, 10, "Should have 10 total pages");
    }

    #[test]
    fn test_table_loading_state() {
        // Test table loading state
        let is_loading = RwSignal::new(false);
        let loading_message = RwSignal::new("Loading...");
        
        assert!(!is_loading.get(), "Should not be loading initially");
        assert_eq!(loading_message.get(), "Loading...", "Should have loading message");
        
        // Start loading
        is_loading.set(true);
        assert!(is_loading.get(), "Should be loading");
    }

    #[test]
    fn test_table_error_state() {
        // Test table error state
        let has_error = RwSignal::new(false);
        let error_message = RwSignal::new("");
        
        assert!(!has_error.get(), "Should not have error initially");
        assert_eq!(error_message.get(), "", "Should have empty error message");
        
        // Set error
        has_error.set(true);
        error_message.set("Failed to load data");
        assert!(has_error.get(), "Should have error");
        assert_eq!(error_message.get(), "Failed to load data", "Should have error message");
    }

    #[test]
    fn test_table_context_provides_state() {
        // Test that table context provides state
        let table_context = RwSignal::new("context_value");
        
        assert_eq!(table_context.get(), "context_value", "Context should provide value");
    }

    #[test]
    fn test_table_state_persistence() {
        // Test table state persistence
        let persistent_state = RwSignal::new("persistent");
        
        // Simulate state persistence
        let saved_state = persistent_state.get();
        persistent_state.set("modified");
        
        // Restore state
        persistent_state.set(saved_state);
        assert_eq!(persistent_state.get(), "persistent", "State should be restored");
    }

    #[test]
    fn test_table_state_validation() {
        // Test table state validation
        let valid_state = RwSignal::new(true);
        let state_errors = RwSignal::new(vec![]);
        
        assert!(valid_state.get(), "State should be valid");
        assert!(state_errors.get().is_empty(), "Should have no errors");
        
        // Add validation error
        state_errors.update(|errors| errors.push("Invalid data"));
        valid_state.set(false);
        assert!(!valid_state.get(), "State should be invalid");
        assert_eq!(state_errors.get().len(), 1, "Should have 1 error");
    }

    #[test]
    fn test_table_state_cleanup() {
        // Test table state cleanup
        let table_state = RwSignal::new("initial");
        let cleanup_called = RwSignal::new(false);
        
        // Simulate cleanup
        let cleanup = Callback::new(move |_| {
            cleanup_called.set(true);
        });
        
        cleanup.run(());
        assert!(cleanup_called.get(), "Cleanup should be called");
    }
}
