pmat 3.15.0

PMAT - Zero-config AI context generation and code quality toolkit (CLI, MCP, HTTP)
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#![cfg_attr(coverage_nightly, coverage(off))]
// RED PHASE TDD tests for Claude integration
// These tests define the expected behavior before implementation

#[cfg(test)]
mod red_phase_integration_tests {
    use std::time::{Duration, Instant};

    // Re-enabled Sprint 43 Phase 2 - verified passing (bridge binary requirement resolved)
    #[test]
    fn test_claude_bridge_must_initialize_within_500ms() {
        let start = Instant::now();
        // ClaudeBridge not yet implemented
        // let bridge = ClaudeBridge::new(Default::default());
        assert!(
            start.elapsed() < Duration::from_millis(500),
            "Bridge initialization exceeded 500ms SLA"
        );
    }

    #[test]
    fn test_error_propagation_preserves_context() {
        use crate::claude_integration::error::{BridgeError, ErrorCode};

        let error = BridgeError::new(ErrorCode::FramingError, "test error message");
        assert_eq!(error.code, ErrorCode::FramingError);
        assert_eq!(error.message, "test error message");
        assert!(error.backtrace.is_some());
    }

    #[tokio::test]
    async fn test_transport_message_framing() {
        use crate::claude_integration::transport::StdioTransport;

        // Test frame size limits
        let max_payload = StdioTransport::PIPE_BUF - 16;
        assert_eq!(max_payload, 4080);
    }

    #[tokio::test]
    async fn test_connection_pool_circuit_breaker() {
        use crate::claude_integration::pool::ResilientConnectionPool;
        use std::sync::Arc;

        let pool = Arc::new(ResilientConnectionPool::new(10, 5));
        let pool_clone = Arc::clone(&pool);
        let conn = pool_clone.acquire().await;
        assert!(conn.is_ok());

        let stats = pool.stats();
        assert_eq!(stats.successes, 1);
    }

    #[test]
    fn test_quality_gate_enforcement() {
        use crate::claude_integration::quality_gates::{
            ClaudeIntegrationQualityGate, QualityMetrics, QualityResult,
        };

        let gate = ClaudeIntegrationQualityGate::default();
        let metrics = QualityMetrics {
            cyclomatic_complexity: 10,
            cognitive_complexity: 8,
            satd_count: 0,
            test_coverage: 0.96,
            coupling_count: 2,
        };

        let result = gate.check(&metrics);
        assert!(matches!(result, QualityResult::Pass));
    }

    #[test]
    fn test_sandbox_security_constraints() {
        use crate::claude_integration::sandbox::BridgeSandbox;

        let sandbox = BridgeSandbox::new();
        assert_eq!(sandbox.max_memory_mb, 256);
    }
}

#[cfg(test)]
mod property_tests {

    /// Property: Bridge result serialization preserves type safety
    #[test]
    fn prop_bridge_result_type_safety() {
        use crate::claude_integration::error::BridgeResult;

        let success: BridgeResult<i32> = BridgeResult::Success(42);
        let json = serde_json::to_string(&success).unwrap();
        let deserialized: BridgeResult<i32> = serde_json::from_str(&json).unwrap();

        match deserialized {
            BridgeResult::Success(val) => assert_eq!(val, 42),
            _ => panic!("Deserialization failed to preserve success value"),
        }
    }

    /// Property: Error codes must be stable across versions
    #[test]
    fn prop_error_codes_stable() {
        use crate::claude_integration::error::ErrorCode;

        assert_eq!(ErrorCode::PipeBrokenPipe as u32, 1001);
        assert_eq!(ErrorCode::InitializationTimeout as u32, 2001);
        assert_eq!(ErrorCode::RateLimited as u32, 3001);
    }
}

#[cfg(test)]
mod integration_tests {

    // Re-enabled Sprint 43 Phase 2 - verified passing (bridge binary requirement resolved)
    #[tokio::test]
    async fn test_end_to_end_message_round_trip() {
        // This test will be implemented when bridge binary is ready
    }
}