quantrs2_core/circuit_synthesis/
functions.rs1use crate::error::{QuantRS2Error, QuantRS2Result};
6use scirs2_core::ndarray::{Array1, Array2};
7use std::collections::HashMap;
8use std::time::{Duration, Instant};
9
10use super::types::{
11 AlgorithmParameters, AlgorithmSpecification, CircuitSynthesizer, GraphData,
12 OracleSpecification, ProblemInstance, QuantumAlgorithmType, ResourceEstimates, SearchSpaceData,
13 SynthesisConstraints, SynthesisObjective, SynthesizedCircuit, TemplateInfo, VQETemplate,
14};
15
16pub trait AlgorithmTemplate: std::fmt::Debug + Send + Sync {
18 fn synthesize(&self, spec: &AlgorithmSpecification) -> QuantRS2Result<SynthesizedCircuit>;
20 fn estimate_resources(
22 &self,
23 spec: &AlgorithmSpecification,
24 ) -> QuantRS2Result<ResourceEstimates>;
25 fn get_template_info(&self) -> TemplateInfo;
27 fn validate_specification(&self, spec: &AlgorithmSpecification) -> QuantRS2Result<()>;
29}
30#[cfg(test)]
31mod tests {
32 use super::*;
33 #[test]
34 fn test_circuit_synthesizer_creation() {
35 let synthesizer = CircuitSynthesizer::new();
36 assert!(synthesizer.is_ok());
37 let synthesizer =
38 synthesizer.expect("Failed to create synthesizer in test_circuit_synthesizer_creation");
39 let available_algorithms = synthesizer.get_available_algorithms();
40 assert!(available_algorithms.contains(&QuantumAlgorithmType::VQE));
41 assert!(available_algorithms.contains(&QuantumAlgorithmType::QAOA));
42 assert!(available_algorithms.contains(&QuantumAlgorithmType::Grover));
43 }
44 #[test]
45 fn test_vqe_synthesis() {
46 let synthesizer =
47 CircuitSynthesizer::new().expect("Failed to create synthesizer in test_vqe_synthesis");
48 let spec = AlgorithmSpecification::vqe(4, vec![0.5, 0.3, 0.7, 0.1, 0.9, 0.2, 0.4, 0.8]);
49 let circuit = synthesizer.synthesize_circuit(&spec);
50 assert!(circuit.is_ok());
51 let circuit = circuit.expect("Failed to synthesize VQE circuit in test_vqe_synthesis");
52 assert_eq!(circuit.metadata.source_algorithm, QuantumAlgorithmType::VQE);
53 assert_eq!(circuit.resource_estimates.qubit_count, 4);
54 assert!(!circuit.gates.is_empty());
55 }
56 #[test]
57 fn test_qaoa_synthesis() {
58 let synthesizer =
59 CircuitSynthesizer::new().expect("Failed to create synthesizer in test_qaoa_synthesis");
60 let graph = GraphData {
61 num_vertices: 4,
62 adjacency_matrix: Array2::zeros((4, 4)),
63 edge_weights: HashMap::new(),
64 vertex_weights: vec![1.0; 4],
65 };
66 let spec = AlgorithmSpecification::qaoa(4, 2, graph);
67 let circuit = synthesizer.synthesize_circuit(&spec);
68 assert!(circuit.is_ok());
69 let circuit = circuit.expect("Failed to synthesize QAOA circuit in test_qaoa_synthesis");
70 assert_eq!(
71 circuit.metadata.source_algorithm,
72 QuantumAlgorithmType::QAOA
73 );
74 assert_eq!(circuit.resource_estimates.qubit_count, 4);
75 }
76 #[test]
77 fn test_grover_synthesis() {
78 let synthesizer = CircuitSynthesizer::new()
79 .expect("Failed to create synthesizer in test_grover_synthesis");
80 let search_space = SearchSpaceData {
81 total_items: 16,
82 marked_items: 1,
83 oracle_specification: OracleSpecification::MarkedStates(vec![5]),
84 };
85 let spec = AlgorithmSpecification::grover(4, search_space);
86 let circuit = synthesizer.synthesize_circuit(&spec);
87 assert!(circuit.is_ok());
88 let circuit =
89 circuit.expect("Failed to synthesize Grover circuit in test_grover_synthesis");
90 assert_eq!(
91 circuit.metadata.source_algorithm,
92 QuantumAlgorithmType::Grover
93 );
94 assert_eq!(circuit.resource_estimates.qubit_count, 4);
95 }
96 #[test]
97 fn test_resource_estimation() {
98 let synthesizer = CircuitSynthesizer::new()
99 .expect("Failed to create synthesizer in test_resource_estimation");
100 let spec = AlgorithmSpecification::vqe(6, vec![0.0; 12]);
101 let estimates = synthesizer.estimate_resources(&spec);
102 assert!(estimates.is_ok());
103 let estimates =
104 estimates.expect("Failed to estimate resources in test_resource_estimation");
105 assert_eq!(estimates.qubit_count, 6);
106 assert!(estimates.gate_count > 0);
107 assert!(estimates.circuit_depth > 0);
108 }
109 #[test]
110 fn test_synthesis_caching() {
111 let synthesizer = CircuitSynthesizer::new()
112 .expect("Failed to create synthesizer in test_synthesis_caching");
113 let spec = AlgorithmSpecification::vqe(3, vec![0.1, 0.2, 0.3, 0.4, 0.5, 0.6]);
114 let circuit1 = synthesizer
115 .synthesize_circuit(&spec)
116 .expect("Failed to synthesize circuit (first attempt) in test_synthesis_caching");
117 let circuit2 = synthesizer
118 .synthesize_circuit(&spec)
119 .expect("Failed to synthesize circuit (second attempt) in test_synthesis_caching");
120 assert_eq!(circuit1.gates.len(), circuit2.gates.len());
121 assert_eq!(
122 circuit1.resource_estimates.gate_count,
123 circuit2.resource_estimates.gate_count
124 );
125 let stats = synthesizer.get_performance_stats();
126 assert!(stats.cache_stats.cache_hits > 0);
127 }
128 #[test]
129 fn test_custom_template_registration() {
130 let synthesizer = CircuitSynthesizer::new()
131 .expect("Failed to create synthesizer in test_custom_template_registration");
132 let custom_template = Box::new(VQETemplate::new());
133 let custom_algorithm = QuantumAlgorithmType::Custom("MyAlgorithm".to_string());
134 assert!(synthesizer
135 .register_template(custom_algorithm.clone(), custom_template)
136 .is_ok());
137 let available_algorithms = synthesizer.get_available_algorithms();
138 assert!(available_algorithms.contains(&custom_algorithm));
139 }
140 #[test]
141 fn test_optimization_objectives() {
142 let synthesizer = CircuitSynthesizer::new()
143 .expect("Failed to create synthesizer in test_optimization_objectives");
144 let mut spec = AlgorithmSpecification::vqe(4, vec![0.0; 8]);
145 spec.optimization_objectives = vec![
146 SynthesisObjective::MinimizeGates,
147 SynthesisObjective::MinimizeDepth,
148 ];
149 let circuit = synthesizer.synthesize_circuit(&spec);
150 assert!(circuit.is_ok());
151 let circuit =
152 circuit.expect("Failed to synthesize circuit in test_optimization_objectives");
153 assert!(!circuit.optimization_report.optimizations_applied.is_empty());
154 }
155 #[test]
156 fn test_specification_validation() {
157 let synthesizer = CircuitSynthesizer::new()
158 .expect("Failed to create synthesizer in test_specification_validation");
159 let invalid_spec = AlgorithmSpecification::vqe(0, vec![]);
160 let result = synthesizer.synthesize_circuit(&invalid_spec);
161 assert!(result.is_err());
162 }
163 #[test]
164 fn test_performance_monitoring() {
165 let synthesizer = CircuitSynthesizer::new()
166 .expect("Failed to create synthesizer in test_performance_monitoring");
167 for i in 2..5 {
168 let spec = AlgorithmSpecification::vqe(i, vec![0.0; i * 2]);
169 let _ = synthesizer.synthesize_circuit(&spec);
170 }
171 let stats = synthesizer.get_performance_stats();
172 assert!(stats.total_syntheses >= 3);
173 assert!(stats
174 .average_synthesis_times
175 .contains_key(&QuantumAlgorithmType::VQE));
176 }
177 #[test]
178 fn test_different_algorithm_types() {
179 let synthesizer = CircuitSynthesizer::new()
180 .expect("Failed to create synthesizer in test_different_algorithm_types");
181 let qft_spec = AlgorithmSpecification {
182 algorithm_type: QuantumAlgorithmType::QFT,
183 parameters: AlgorithmParameters {
184 num_qubits: 3,
185 max_depth: None,
186 variational_params: vec![],
187 algorithm_specific: HashMap::new(),
188 },
189 problem_instance: ProblemInstance {
190 hamiltonian: None,
191 graph: None,
192 linear_system: None,
193 search_space: None,
194 factorization_target: None,
195 custom_data: HashMap::new(),
196 },
197 constraints: SynthesisConstraints {
198 max_qubits: None,
199 max_depth: None,
200 max_gates: None,
201 hardware_constraints: None,
202 min_fidelity: None,
203 max_synthesis_time: None,
204 },
205 optimization_objectives: vec![SynthesisObjective::Balanced],
206 };
207 let qft_circuit = synthesizer.synthesize_circuit(&qft_spec);
208 assert!(qft_circuit.is_ok());
209 let qft_circuit = qft_circuit
210 .expect("Failed to synthesize QFT circuit in test_different_algorithm_types");
211 assert_eq!(
212 qft_circuit.metadata.source_algorithm,
213 QuantumAlgorithmType::QFT
214 );
215 }
216 #[test]
217 fn test_resource_estimation_scaling() {
218 let synthesizer = CircuitSynthesizer::new()
219 .expect("Failed to create synthesizer in test_resource_estimation_scaling");
220 let small_spec = AlgorithmSpecification::vqe(3, vec![0.0; 6]);
221 let large_spec = AlgorithmSpecification::vqe(6, vec![0.0; 12]);
222 let small_estimates = synthesizer.estimate_resources(&small_spec).expect(
223 "Failed to estimate resources for small spec in test_resource_estimation_scaling",
224 );
225 let large_estimates = synthesizer.estimate_resources(&large_spec).expect(
226 "Failed to estimate resources for large spec in test_resource_estimation_scaling",
227 );
228 assert!(large_estimates.gate_count > small_estimates.gate_count);
229 assert!(large_estimates.qubit_count > small_estimates.qubit_count);
230 assert!(large_estimates.memory_requirements > small_estimates.memory_requirements);
231 }
232}