use crate::error::{QuantRS2Error, QuantRS2Result};
use scirs2_core::ndarray::{Array1, Array2};
use std::collections::HashMap;
use std::time::{Duration, Instant};
use super::types::{
AlgorithmParameters, AlgorithmSpecification, CircuitSynthesizer, GraphData,
OracleSpecification, ProblemInstance, QuantumAlgorithmType, ResourceEstimates, SearchSpaceData,
SynthesisConstraints, SynthesisObjective, SynthesizedCircuit, TemplateInfo, VQETemplate,
};
pub trait AlgorithmTemplate: std::fmt::Debug + Send + Sync {
fn synthesize(&self, spec: &AlgorithmSpecification) -> QuantRS2Result<SynthesizedCircuit>;
fn estimate_resources(
&self,
spec: &AlgorithmSpecification,
) -> QuantRS2Result<ResourceEstimates>;
fn get_template_info(&self) -> TemplateInfo;
fn validate_specification(&self, spec: &AlgorithmSpecification) -> QuantRS2Result<()>;
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_circuit_synthesizer_creation() {
let synthesizer = CircuitSynthesizer::new();
assert!(synthesizer.is_ok());
let synthesizer =
synthesizer.expect("Failed to create synthesizer in test_circuit_synthesizer_creation");
let available_algorithms = synthesizer.get_available_algorithms();
assert!(available_algorithms.contains(&QuantumAlgorithmType::VQE));
assert!(available_algorithms.contains(&QuantumAlgorithmType::QAOA));
assert!(available_algorithms.contains(&QuantumAlgorithmType::Grover));
}
#[test]
fn test_vqe_synthesis() {
let synthesizer =
CircuitSynthesizer::new().expect("Failed to create synthesizer in test_vqe_synthesis");
let spec = AlgorithmSpecification::vqe(4, vec![0.5, 0.3, 0.7, 0.1, 0.9, 0.2, 0.4, 0.8]);
let circuit = synthesizer.synthesize_circuit(&spec);
assert!(circuit.is_ok());
let circuit = circuit.expect("Failed to synthesize VQE circuit in test_vqe_synthesis");
assert_eq!(circuit.metadata.source_algorithm, QuantumAlgorithmType::VQE);
assert_eq!(circuit.resource_estimates.qubit_count, 4);
assert!(!circuit.gates.is_empty());
}
#[test]
fn test_qaoa_synthesis() {
let synthesizer =
CircuitSynthesizer::new().expect("Failed to create synthesizer in test_qaoa_synthesis");
let graph = GraphData {
num_vertices: 4,
adjacency_matrix: Array2::zeros((4, 4)),
edge_weights: HashMap::new(),
vertex_weights: vec![1.0; 4],
};
let spec = AlgorithmSpecification::qaoa(4, 2, graph);
let circuit = synthesizer.synthesize_circuit(&spec);
assert!(circuit.is_ok());
let circuit = circuit.expect("Failed to synthesize QAOA circuit in test_qaoa_synthesis");
assert_eq!(
circuit.metadata.source_algorithm,
QuantumAlgorithmType::QAOA
);
assert_eq!(circuit.resource_estimates.qubit_count, 4);
}
#[test]
fn test_grover_synthesis() {
let synthesizer = CircuitSynthesizer::new()
.expect("Failed to create synthesizer in test_grover_synthesis");
let search_space = SearchSpaceData {
total_items: 16,
marked_items: 1,
oracle_specification: OracleSpecification::MarkedStates(vec![5]),
};
let spec = AlgorithmSpecification::grover(4, search_space);
let circuit = synthesizer.synthesize_circuit(&spec);
assert!(circuit.is_ok());
let circuit =
circuit.expect("Failed to synthesize Grover circuit in test_grover_synthesis");
assert_eq!(
circuit.metadata.source_algorithm,
QuantumAlgorithmType::Grover
);
assert_eq!(circuit.resource_estimates.qubit_count, 4);
}
#[test]
fn test_resource_estimation() {
let synthesizer = CircuitSynthesizer::new()
.expect("Failed to create synthesizer in test_resource_estimation");
let spec = AlgorithmSpecification::vqe(6, vec![0.0; 12]);
let estimates = synthesizer.estimate_resources(&spec);
assert!(estimates.is_ok());
let estimates =
estimates.expect("Failed to estimate resources in test_resource_estimation");
assert_eq!(estimates.qubit_count, 6);
assert!(estimates.gate_count > 0);
assert!(estimates.circuit_depth > 0);
}
#[test]
fn test_synthesis_caching() {
let synthesizer = CircuitSynthesizer::new()
.expect("Failed to create synthesizer in test_synthesis_caching");
let spec = AlgorithmSpecification::vqe(3, vec![0.1, 0.2, 0.3, 0.4, 0.5, 0.6]);
let circuit1 = synthesizer
.synthesize_circuit(&spec)
.expect("Failed to synthesize circuit (first attempt) in test_synthesis_caching");
let circuit2 = synthesizer
.synthesize_circuit(&spec)
.expect("Failed to synthesize circuit (second attempt) in test_synthesis_caching");
assert_eq!(circuit1.gates.len(), circuit2.gates.len());
assert_eq!(
circuit1.resource_estimates.gate_count,
circuit2.resource_estimates.gate_count
);
let stats = synthesizer.get_performance_stats();
assert!(stats.cache_stats.cache_hits > 0);
}
#[test]
fn test_custom_template_registration() {
let synthesizer = CircuitSynthesizer::new()
.expect("Failed to create synthesizer in test_custom_template_registration");
let custom_template = Box::new(VQETemplate::new());
let custom_algorithm = QuantumAlgorithmType::Custom("MyAlgorithm".to_string());
assert!(synthesizer
.register_template(custom_algorithm.clone(), custom_template)
.is_ok());
let available_algorithms = synthesizer.get_available_algorithms();
assert!(available_algorithms.contains(&custom_algorithm));
}
#[test]
fn test_optimization_objectives() {
let synthesizer = CircuitSynthesizer::new()
.expect("Failed to create synthesizer in test_optimization_objectives");
let mut spec = AlgorithmSpecification::vqe(4, vec![0.0; 8]);
spec.optimization_objectives = vec![
SynthesisObjective::MinimizeGates,
SynthesisObjective::MinimizeDepth,
];
let circuit = synthesizer.synthesize_circuit(&spec);
assert!(circuit.is_ok());
let circuit =
circuit.expect("Failed to synthesize circuit in test_optimization_objectives");
assert!(!circuit.optimization_report.optimizations_applied.is_empty());
}
#[test]
fn test_specification_validation() {
let synthesizer = CircuitSynthesizer::new()
.expect("Failed to create synthesizer in test_specification_validation");
let invalid_spec = AlgorithmSpecification::vqe(0, vec![]);
let result = synthesizer.synthesize_circuit(&invalid_spec);
assert!(result.is_err());
}
#[test]
fn test_performance_monitoring() {
let synthesizer = CircuitSynthesizer::new()
.expect("Failed to create synthesizer in test_performance_monitoring");
for i in 2..5 {
let spec = AlgorithmSpecification::vqe(i, vec![0.0; i * 2]);
let _ = synthesizer.synthesize_circuit(&spec);
}
let stats = synthesizer.get_performance_stats();
assert!(stats.total_syntheses >= 3);
assert!(stats
.average_synthesis_times
.contains_key(&QuantumAlgorithmType::VQE));
}
#[test]
fn test_different_algorithm_types() {
let synthesizer = CircuitSynthesizer::new()
.expect("Failed to create synthesizer in test_different_algorithm_types");
let qft_spec = AlgorithmSpecification {
algorithm_type: QuantumAlgorithmType::QFT,
parameters: AlgorithmParameters {
num_qubits: 3,
max_depth: None,
variational_params: vec![],
algorithm_specific: HashMap::new(),
},
problem_instance: ProblemInstance {
hamiltonian: None,
graph: None,
linear_system: None,
search_space: None,
factorization_target: None,
custom_data: HashMap::new(),
},
constraints: SynthesisConstraints {
max_qubits: None,
max_depth: None,
max_gates: None,
hardware_constraints: None,
min_fidelity: None,
max_synthesis_time: None,
},
optimization_objectives: vec![SynthesisObjective::Balanced],
};
let qft_circuit = synthesizer.synthesize_circuit(&qft_spec);
assert!(qft_circuit.is_ok());
let qft_circuit = qft_circuit
.expect("Failed to synthesize QFT circuit in test_different_algorithm_types");
assert_eq!(
qft_circuit.metadata.source_algorithm,
QuantumAlgorithmType::QFT
);
}
#[test]
fn test_resource_estimation_scaling() {
let synthesizer = CircuitSynthesizer::new()
.expect("Failed to create synthesizer in test_resource_estimation_scaling");
let small_spec = AlgorithmSpecification::vqe(3, vec![0.0; 6]);
let large_spec = AlgorithmSpecification::vqe(6, vec![0.0; 12]);
let small_estimates = synthesizer.estimate_resources(&small_spec).expect(
"Failed to estimate resources for small spec in test_resource_estimation_scaling",
);
let large_estimates = synthesizer.estimate_resources(&large_spec).expect(
"Failed to estimate resources for large spec in test_resource_estimation_scaling",
);
assert!(large_estimates.gate_count > small_estimates.gate_count);
assert!(large_estimates.qubit_count > small_estimates.qubit_count);
assert!(large_estimates.memory_requirements > small_estimates.memory_requirements);
}
}