#[cfg(test)]
mod data_table_tests {
    use leptos::prelude::*;
    use crate::data_table::{
        DataTable, DataRow, DataColumn, SortDirection, FilterType, FilterOperator,
        SelectionMode, ExportFormat, ColumnFilter, RowAction
    };

    /// Test that verifies advanced data table system requirements
    /// This test will fail with current implementation but pass after adding data table features
    #[test]
    fn test_data_table_system_requirements() {
        let test_result = std::panic::catch_unwind(|| {
            // Advanced data table requirements that should work:
            // 1. Column sorting (ascending, descending, none)
            // 2. Column filtering (text, number, date, select)
            // 3. Pagination (page size, page navigation)
            // 4. Row selection (single, multiple, none)
            // 5. Column resizing
            // 6. Column reordering
            // 7. Global search
            // 8. Export functionality (CSV, JSON)
            // 9. Virtual scrolling for large datasets
            // 10. Row actions (edit, delete, etc.)

            // This should work with proper data table implementation
            let _table = view! {
                <DataTable
                    data=vec![
                        DataRow { id: 1, name: "John Doe".to_string(), age: 30, email: "john@example.com".to_string() },
                        DataRow { id: 2, name: "Jane Smith".to_string(), age: 25, email: "jane@example.com".to_string() },
                    ]
                    columns=vec![
                        DataColumn { key: "name".to_string(), title: "Name".to_string(), sortable: true, filterable: true, ..Default::default() },
                        DataColumn { key: "age".to_string(), title: "Age".to_string(), sortable: true, filterable: true, ..Default::default() },
                        DataColumn { key: "email".to_string(), title: "Email".to_string(), sortable: false, filterable: true, ..Default::default() },
                    ]
                    sortable=true
                    filterable=true
                    pagination=true
                    selectable=true
                />
            };

            // If we get here without panicking, the data table system is compatible
            true
        });

        // This test should pass once we implement data table features
        assert!(test_result.is_ok(), "Data table system requirements test failed");
    }

    /// Test that verifies column sorting functionality
    #[test]
    fn test_column_sorting() {
        let test_result = std::panic::catch_unwind(|| {
            // Test different sorting states
            let _table = view! {
                <DataTable
                    data=vec![
                        DataRow { id: 1, name: "Alice".to_string(), age: 30, email: "alice@example.com".to_string() },
                        DataRow { id: 2, name: "Bob".to_string(), age: 25, email: "bob@example.com".to_string() },
                    ]
                    columns=vec![
                        DataColumn { key: "name".to_string(), title: "Name".to_string(), sortable: true, filterable: false, ..Default::default() },
                        DataColumn { key: "age".to_string(), title: "Age".to_string(), sortable: true, filterable: false, ..Default::default() },
                    ]
                    sortable=true
                    sort_column="name"
                    sort_direction=SortDirection::Ascending
                />
            };

            true
        });

        assert!(test_result.is_ok(), "Column sorting test failed");
    }

    /// Test that verifies column filtering functionality
    #[test]
    fn test_column_filtering() {
        let test_result = std::panic::catch_unwind(|| {
            // Test different filter types
            let _table = view! {
                <DataTable
                    data=vec![
                        DataRow { id: 1, name: "Alice".to_string(), age: 30, email: "alice@example.com".to_string() },
                        DataRow { id: 2, name: "Bob".to_string(), age: 25, email: "bob@example.com".to_string() },
                    ]
                    columns=vec![
                        DataColumn { 
                            key: "name".to_string(), 
                            title: "Name".to_string(), 
                            sortable: true, 
                            filterable: true,
                            filter_type: Some(FilterType::Text),
                            ..Default::default()
                        },
                        DataColumn { 
                            key: "age".to_string(), 
                            title: "Age".to_string(), 
                            sortable: true, 
                            filterable: true,
                            filter_type: Some(FilterType::Number),
                            ..Default::default()
                        },
                    ]
                    filterable=true
                    filters=vec![
                        ColumnFilter { column: "name".to_string(), value: "Alice".to_string(), operator: FilterOperator::Contains },
                        ColumnFilter { column: "age".to_string(), value: "25".to_string(), operator: FilterOperator::Equals },
                    ]
                />
            };

            true
        });

        assert!(test_result.is_ok(), "Column filtering test failed");
    }

    /// Test that verifies pagination functionality
    #[test]
    fn test_pagination() {
        let test_result = std::panic::catch_unwind(|| {
            // Test pagination with different page sizes
            let _table = view! {
                <DataTable
                    data=vec![
                        DataRow { id: 1, name: "User 1".to_string(), age: 20, email: "user1@example.com".to_string() },
                        DataRow { id: 2, name: "User 2".to_string(), age: 21, email: "user2@example.com".to_string() },
                        DataRow { id: 3, name: "User 3".to_string(), age: 22, email: "user3@example.com".to_string() },
                        DataRow { id: 4, name: "User 4".to_string(), age: 23, email: "user4@example.com".to_string() },
                        DataRow { id: 5, name: "User 5".to_string(), age: 24, email: "user5@example.com".to_string() },
                    ]
                    columns=vec![
                        DataColumn { key: "name".to_string(), title: "Name".to_string(), sortable: true, filterable: false, ..Default::default() },
                    ]
                    pagination=true
                    page_size=2
                    current_page=1
                    total_pages=3
                />
            };

            true
        });

        assert!(test_result.is_ok(), "Pagination test failed");
    }

    /// Test that verifies row selection functionality
    #[test]
    fn test_row_selection() {
        let test_result = std::panic::catch_unwind(|| {
            // Test different selection modes
            let _table = view! {
                <DataTable
                    data=vec![
                        DataRow { id: 1, name: "Alice".to_string(), age: 30, email: "alice@example.com".to_string() },
                        DataRow { id: 2, name: "Bob".to_string(), age: 25, email: "bob@example.com".to_string() },
                    ]
                    columns=vec![
                        DataColumn { key: "name".to_string(), title: "Name".to_string(), sortable: true, filterable: false, ..Default::default() },
                    ]
                    selectable=true
                    selection_mode=SelectionMode::Multiple
                    selected_rows=vec![1, 2]
                />
            };

            true
        });

        assert!(test_result.is_ok(), "Row selection test failed");
    }

    /// Test that verifies global search functionality
    #[test]
    fn test_global_search() {
        let test_result = std::panic::catch_unwind(|| {
            // Test global search across all columns
            let _table = view! {
                <DataTable
                    data=vec![
                        DataRow { id: 1, name: "Alice Johnson".to_string(), age: 30, email: "alice@example.com".to_string() },
                        DataRow { id: 2, name: "Bob Smith".to_string(), age: 25, email: "bob@example.com".to_string() },
                    ]
                    columns=vec![
                        DataColumn { key: "name".to_string(), title: "Name".to_string(), sortable: true, filterable: false, ..Default::default() },
                        DataColumn { key: "email".to_string(), title: "Email".to_string(), sortable: false, filterable: false, ..Default::default() },
                    ]
                    searchable=true
                    search_query="Alice"
                    search_columns=vec!["name".to_string(), "email".to_string()]
                />
            };

            true
        });

        assert!(test_result.is_ok(), "Global search test failed");
    }

    /// Test that verifies column resizing functionality
    #[test]
    fn test_column_resizing() {
        let test_result = std::panic::catch_unwind(|| {
            // Test resizable columns
            let _table = view! {
                <DataTable
                    data=vec![
                        DataRow { id: 1, name: "Alice".to_string(), age: 30, email: "alice@example.com".to_string() },
                    ]
                    columns=vec![
                        DataColumn { 
                            key: "name".to_string(), 
                            title: "Name".to_string(), 
                            sortable: true, 
                            filterable: false,
                            resizable: Some(true),
                            width: Some(200),
                            ..Default::default()
                        },
                        DataColumn { 
                            key: "age".to_string(), 
                            title: "Age".to_string(), 
                            sortable: true, 
                            filterable: false,
                            resizable: Some(true),
                            width: Some(100),
                            ..Default::default()
                        },
                    ]
                    resizable=true
                />
            };

            true
        });

        assert!(test_result.is_ok(), "Column resizing test failed");
    }

    /// Test that verifies column reordering functionality
    #[test]
    fn test_column_reordering() {
        let test_result = std::panic::catch_unwind(|| {
            // Test draggable columns
            let _table = view! {
                <DataTable
                    data=vec![
                        DataRow { id: 1, name: "Alice".to_string(), age: 30, email: "alice@example.com".to_string() },
                    ]
                    columns=vec![
                        DataColumn { 
                            key: "name".to_string(), 
                            title: "Name".to_string(), 
                            sortable: true, 
                            filterable: false,
                            draggable: Some(true),
                            order: Some(0),
                            ..Default::default()
                        },
                        DataColumn { 
                            key: "age".to_string(), 
                            title: "Age".to_string(), 
                            sortable: true, 
                            filterable: false,
                            draggable: Some(true),
                            order: Some(1),
                            ..Default::default()
                        },
                    ]
                    reorderable=true
                />
            };

            true
        });

        assert!(test_result.is_ok(), "Column reordering test failed");
    }

    /// Test that verifies export functionality
    #[test]
    fn test_export_functionality() {
        let test_result = std::panic::catch_unwind(|| {
            // Test export to different formats
            let _table = view! {
                <DataTable
                    data=vec![
                        DataRow { id: 1, name: "Alice".to_string(), age: 30, email: "alice@example.com".to_string() },
                    ]
                    columns=vec![
                        DataColumn { key: "name".to_string(), title: "Name".to_string(), sortable: true, filterable: false, ..Default::default() },
                    ]
                    exportable=true
                    export_formats=vec![ExportFormat::Csv, ExportFormat::Json, ExportFormat::Excel]
                />
            };

            true
        });

        assert!(test_result.is_ok(), "Export functionality test failed");
    }

    /// Test that verifies virtual scrolling functionality
    #[test]
    fn test_virtual_scrolling() {
        let test_result = std::panic::catch_unwind(|| {
            // Test virtual scrolling for large datasets
            let large_dataset: Vec<DataRow> = (1..=10000)
                .map(|i| DataRow {
                    id: i,
                    name: format!("User {}", i),
                    age: 20 + (i % 50),
                    email: format!("user{}@example.com", i),
                })
                .collect();

            let _table = view! {
                <DataTable
                    data=large_dataset
                    columns=vec![
                        DataColumn { key: "name".to_string(), title: "Name".to_string(), sortable: true, filterable: false, ..Default::default() },
                    ]
                    virtual_scrolling=true
                    row_height=40
                    visible_rows=20
                />
            };

            true
        });

        assert!(test_result.is_ok(), "Virtual scrolling test failed");
    }

    /// Test that verifies row actions functionality
    #[test]
    fn test_row_actions() {
        let test_result = std::panic::catch_unwind(|| {
            // Test row actions (edit, delete, etc.)
            let _table = view! {
                <DataTable
                    data=vec![
                        DataRow { id: 1, name: "Alice".to_string(), age: 30, email: "alice@example.com".to_string() },
                    ]
                    columns=vec![
                        DataColumn { key: "name".to_string(), title: "Name".to_string(), sortable: true, filterable: false, ..Default::default() },
                    ]
                    row_actions=vec![
                        RowAction { 
                            label: "Edit".to_string(), 
                            icon: "edit".to_string(), 
                            action: Callback::new(|id: i32| println!("Edit {}", id))
                        },
                        RowAction { 
                            label: "Delete".to_string(), 
                            icon: "delete".to_string(), 
                            action: Callback::new(|id: i32| println!("Delete {}", id))
                        },
                    ]
                />
            };

            true
        });

        assert!(test_result.is_ok(), "Row actions test failed");
    }
}
