#![allow(unused_crate_dependencies)]
/// Simple validation test to check that our integration test files are properly structured
/// This test doesn't require the full foxhunt modules to be available
use std::fs;
use std::path::Path;

#[test]
fn test_integration_files_exist() {
    let test_files = vec![
        "core_risk_integration_test.rs",
        "data_ml_pipeline_test.rs",
        "tli_orchestration_test.rs",
        "end_to_end_trading_test.rs",
        "module_integration_test.rs",
    ];

    for test_file in test_files {
        let path = Path::new(test_file);
        assert!(
            path.exists(),
            "Integration test file {} should exist",
            test_file
        );

        // Check file is not empty
        let content = fs::read_to_string(path).expect("Should be able to read test file");
        assert!(
            !content.is_empty(),
            "Integration test file {} should not be empty",
            test_file
        );

        // Check file contains test functions
        assert!(
            content.contains("#[tokio::test]"),
            "Test file {} should contain tokio tests",
            test_file
        );

        println!("✓ Validated integration test file: {}", test_file);
    }
}

#[test]
fn test_integration_test_structure() {
    let test_files = vec![
        (
            "core_risk_integration_test.rs",
            vec![
                "test_hardware_timestamp_in_risk_checks",
                "test_safe_arithmetic_in_var_calculations",
                "test_lockfree_position_tracking",
            ],
        ),
        (
            "data_ml_pipeline_test.rs",
            vec![
                "test_end_to_end_data_ml_pipeline",
                "test_realtime_streaming_feature_extraction",
                "test_ml_safety_with_edge_case_data",
            ],
        ),
        (
            "tli_orchestration_test.rs",
            vec![
                "test_tli_server_module_orchestration",
                "test_cross_module_workflow_coordination",
                "test_tli_health_monitoring",
            ],
        ),
        (
            "end_to_end_trading_test.rs",
            vec![
                "test_complete_trading_workflow",
                "test_high_frequency_trading_scenario",
                "test_error_handling_and_recovery",
            ],
        ),
        (
            "module_integration_test.rs",
            vec![
                "test_all_module_interactions",
                "test_core_risk_integration",
                "test_data_ml_integration",
            ],
        ),
    ];

    for (test_file, expected_tests) in test_files {
        let content = fs::read_to_string(test_file).expect("Should be able to read test file");

        for expected_test in expected_tests {
            assert!(
                content.contains(&format!("async fn {}", expected_test)),
                "Test file {} should contain test function {}",
                test_file,
                expected_test
            );
        }

        println!("✓ Validated test structure for: {}", test_file);
    }
}

#[test]
fn test_integration_test_coverage() {
    // Verify our integration tests cover all required scenarios from the original request
    let required_integrations = vec![
        ("core -> risk integration", "core_risk_integration_test.rs"),
        ("data -> ml pipeline", "data_ml_pipeline_test.rs"),
        (
            "tli -> all modules communication",
            "tli_orchestration_test.rs",
        ),
        ("end-to-end functionality", "end_to_end_trading_test.rs"),
    ];

    for (integration_type, test_file) in required_integrations {
        let path = Path::new(test_file);
        assert!(
            path.exists(),
            "Required integration test for '{}' should exist in {}",
            integration_type,
            test_file
        );

        let content = fs::read_to_string(path).expect("Should be able to read test file");

        // Check for comprehensive testing patterns
        assert!(
            content.contains("HardwareTimestamp"),
            "Integration tests should use core timing infrastructure"
        );
        assert!(
            content.contains("tokio::test"),
            "Integration tests should be async"
        );
        assert!(
            content.contains("assert!"),
            "Integration tests should have assertions"
        );

        println!("✓ Validated integration coverage for: {}", integration_type);
    }
}

#[test]
fn test_test_runner_configuration() {
    // Verify test runner and configuration files exist
    assert!(
        Path::new("Cargo.toml").exists(),
        "Test Cargo.toml should exist"
    );
    assert!(
        Path::new("run_integration_tests.rs").exists(),
        "Test runner binary should exist"
    );

    let cargo_content =
        fs::read_to_string("Cargo.toml").expect("Should be able to read Cargo.toml");
    assert!(
        cargo_content.contains("foxhunt-integration-tests"),
        "Cargo.toml should define integration test package"
    );
    assert!(
        cargo_content.contains("tokio"),
        "Cargo.toml should include tokio dependency"
    );

    let runner_content =
        fs::read_to_string("run_integration_tests.rs").expect("Should be able to read test runner");
    assert!(
        runner_content.contains("cargo test"),
        "Test runner should execute cargo test"
    );

    println!("✓ Validated test runner configuration");
}

#[test]
fn test_integration_test_quality() {
    let test_files = vec![
        "core_risk_integration_test.rs",
        "data_ml_pipeline_test.rs",
        "tli_orchestration_test.rs",
        "end_to_end_trading_test.rs",
        "module_integration_test.rs",
    ];

    for test_file in test_files {
        let content = fs::read_to_string(test_file).expect("Should be able to read test file");

        // Check for HFT-specific performance testing
        assert!(
            content.contains("latency") || content.contains("performance"),
            "Test file {} should include performance/latency testing",
            test_file
        );

        // Check for error handling
        assert!(
            content.contains("Error") || content.contains("Result"),
            "Test file {} should include error handling",
            test_file
        );

        // Check for realistic test scenarios
        assert!(
            content.contains("AAPL") || content.contains("SPY") || content.contains("TEST"),
            "Test file {} should include realistic trading symbols",
            test_file
        );

        println!("✓ Validated test quality for: {}", test_file);
    }
}