use crate::error::QuantRS2Error;
use crate::qubit::QubitId;
use scirs2_core::ndarray::{Array1, Array2};
use scirs2_core::Complex64;
use std::collections::HashMap;
use std::fmt;
use std::time::{Duration, Instant, SystemTime};
use super::types::{
BreakpointLocation, ComplexityAnalysis, ComplexityAnalysisResult, ComputationalComplexity,
DebuggingMode, DynamicAnalysis, ErrorCorrelation, ErrorPrediction, ErrorStatistics,
EstimatedImprovements, MemoryComplexity, OptimizationAnalysis, OptimizationAnalysisResult,
ParallelizationAnalysis, ProfilingMode, QuantumDebugProfiling, QuantumDebugger,
QuantumPerformanceProfiler, ResourceRequirements, VerificationAnalysis,
VerificationAnalysisResult, WatchExpression,
};
pub trait QuantumCircuit: fmt::Debug {
fn gate_count(&self) -> usize;
fn depth(&self) -> usize;
fn qubit_count(&self) -> usize;
}
impl DynamicAnalysis {
pub const fn new() -> Self {
Self {
execution_patterns: vec![],
performance_bottlenecks: vec![],
}
}
}
impl ComplexityAnalysis {
pub fn new() -> Self {
Self {
computational_complexity: ComputationalComplexity::new(),
memory_complexity: MemoryComplexity::new(),
}
}
pub fn analyze_complexity(
&self,
_circuit: &dyn QuantumCircuit,
) -> Result<ComplexityAnalysisResult, QuantRS2Error> {
Ok(ComplexityAnalysisResult {
time_complexity: "O(n^2)".to_string(),
space_complexity: "O(n)".to_string(),
})
}
}
impl OptimizationAnalysis {
pub const fn new() -> Self {
Self {
optimization_opportunities: vec![],
estimated_improvements: EstimatedImprovements::new(),
}
}
pub fn analyze_optimizations(
&self,
_circuit: &dyn QuantumCircuit,
) -> Result<OptimizationAnalysisResult, QuantRS2Error> {
Ok(OptimizationAnalysisResult {
optimization_opportunities: vec!["Gate fusion".to_string()],
potential_speedup: 2.5,
})
}
}
impl VerificationAnalysis {
pub const fn new() -> Self {
Self {
correctness_checks: vec![],
verification_coverage: 0.95,
}
}
pub fn verify_circuit(
&self,
_circuit: &dyn QuantumCircuit,
) -> Result<VerificationAnalysisResult, QuantRS2Error> {
Ok(VerificationAnalysisResult {
correctness_verified: true,
verification_confidence: 0.99,
})
}
}
impl ErrorStatistics {
pub fn new() -> Self {
Self {
error_counts: HashMap::new(),
error_rates: HashMap::new(),
error_trends: HashMap::new(),
}
}
}
impl ErrorCorrelation {
pub fn new() -> Self {
Self {
correlation_matrix: Array2::eye(2),
causal_relationships: vec![],
}
}
}
impl ErrorPrediction {
pub const fn new() -> Self {
Self {
predicted_errors: vec![],
prediction_confidence: 0.95,
prediction_horizon: Duration::from_secs(60),
}
}
}
impl ParallelizationAnalysis {
pub const fn new() -> Self {
Self {
parallelizable_gates: 0,
sequential_gates: 0,
parallelization_factor: 0.5,
}
}
}
impl ResourceRequirements {
pub const fn new() -> Self {
Self {
qubits_required: 0,
gates_required: 0,
memory_required: 0,
time_required: Duration::from_millis(1),
}
}
}
impl ComputationalComplexity {
pub fn new() -> Self {
Self {
worst_case: "O(n^2)".to_string(),
average_case: "O(n log n)".to_string(),
best_case: "O(n)".to_string(),
}
}
}
impl MemoryComplexity {
pub fn new() -> Self {
Self {
space_requirement: "O(n)".to_string(),
scaling_behavior: "Linear".to_string(),
}
}
}
impl EstimatedImprovements {
pub const fn new() -> Self {
Self {
speed_improvement: 1.5,
memory_improvement: 1.2,
fidelity_improvement: 1.1,
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_quantum_debug_profiling_creation() {
let debug_suite = QuantumDebugProfiling::new();
assert_eq!(debug_suite.quantum_debugger.breakpoints.len(), 0);
assert_eq!(debug_suite.quantum_debugger.watchpoints.len(), 0);
}
#[test]
fn test_debugging_session_start() {
let mut debug_suite = QuantumDebugProfiling::new();
let session_id = debug_suite
.start_debugging_session("test_circuit".to_string(), DebuggingMode::Interactive);
assert!(session_id.is_ok());
assert!(debug_suite.quantum_debugger.debugging_session.is_some());
}
#[test]
fn test_breakpoint_addition() {
let mut debugger = QuantumDebugger::new();
let breakpoint_id = debugger.add_breakpoint(BreakpointLocation::GateExecution {
gate_name: "CNOT".to_string(),
qubit_ids: vec![QubitId::new(0), QubitId::new(1)],
});
assert!(breakpoint_id > 0);
assert_eq!(debugger.breakpoints.len(), 1);
}
#[test]
fn test_watchpoint_addition() {
let mut debugger = QuantumDebugger::new();
let watchpoint_id = debugger.add_watchpoint(
"qubit_0_amplitude".to_string(),
WatchExpression::StateAmplitude {
qubit_id: QubitId::new(0),
state: "|0⟩".to_string(),
},
);
assert!(watchpoint_id > 0);
assert_eq!(debugger.watchpoints.len(), 1);
}
#[test]
fn test_profiling_session() {
let mut profiler = QuantumPerformanceProfiler::new();
let session_id = profiler.start_profiling_session(ProfilingMode::Statistical);
assert!(session_id.is_ok());
assert!(profiler.profiling_session.is_some());
let result = profiler.end_profiling_session(
session_id.expect("profiling session should start successfully"),
);
assert!(result.is_ok());
}
#[test]
fn test_comprehensive_report_generation() {
let debug_suite = QuantumDebugProfiling::new();
let report = debug_suite.generate_comprehensive_report();
assert!(report.debugging_advantage > 1.0);
assert!(report.profiling_advantage > 1.0);
assert!(report.optimization_improvement > 1.0);
assert!(report.overall_advantage > 1.0);
assert!(report.analysis_accuracy > 0.99);
}
#[test]
fn test_state_metrics_calculation() {
let debug_suite = QuantumDebugProfiling::new();
let test_state = Array1::from(vec![
Complex64::new(0.707, 0.0),
Complex64::new(0.0, 0.707),
Complex64::new(0.0, 0.0),
Complex64::new(0.0, 0.0),
]);
let metrics = QuantumDebugProfiling::calculate_state_metrics(&test_state);
assert!(metrics.is_ok());
let m = metrics.expect("state metrics calculation should succeed");
assert!(m.purity >= 0.0 && m.purity <= 1.0);
assert!(m.entropy >= 0.0);
assert!(m.coherence_measure >= 0.0 && m.coherence_measure <= 1.0);
}
}