quantrs2_anneal/comprehensive_integration_testing/
execution.rs

1//! Test execution engine and execution management
2
3use std::collections::{HashMap, VecDeque};
4use std::thread;
5use std::time::SystemTime;
6
7use super::results::IntegrationTestResult;
8use super::scenarios::IntegrationTestCase;
9
10/// Test execution engine
11pub struct TestExecutionEngine {
12    /// Execution queue
13    pub execution_queue: VecDeque<TestExecutionRequest>,
14    /// Active executions
15    pub active_executions: HashMap<String, ActiveTestExecution>,
16    /// Execution history
17    pub execution_history: VecDeque<TestExecutionResult>,
18    /// Resource monitor
19    pub resource_monitor: ResourceMonitor,
20}
21
22impl TestExecutionEngine {
23    #[must_use]
24    pub fn new() -> Self {
25        Self {
26            execution_queue: VecDeque::new(),
27            active_executions: HashMap::new(),
28            execution_history: VecDeque::new(),
29            resource_monitor: ResourceMonitor::new(),
30        }
31    }
32
33    /// Queue a test execution request
34    pub fn queue_test(&mut self, request: TestExecutionRequest) -> Result<String, String> {
35        let id = request.id.clone();
36        self.execution_queue.push_back(request);
37        Ok(id)
38    }
39
40    /// Execute a test request
41    pub fn execute_test(
42        &mut self,
43        request: TestExecutionRequest,
44    ) -> Result<TestExecutionResult, String> {
45        let execution_id = request.id.clone();
46        let test_case_id = request.test_case.id;
47        let start_time = SystemTime::now();
48
49        // Create test result with default values
50        let test_result = IntegrationTestResult {
51            test_case_id: test_case_id.clone(),
52            timestamp: start_time,
53            outcome: super::results::TestOutcome::Passed,
54            performance_metrics: super::results::PerformanceMetrics {
55                execution_duration: std::time::Duration::from_secs(0),
56                setup_duration: std::time::Duration::from_secs(0),
57                cleanup_duration: std::time::Duration::from_secs(0),
58                peak_memory_usage: 0,
59                avg_cpu_usage: 0.0,
60                custom_metrics: HashMap::new(),
61            },
62            validation_results: super::results::ValidationResults {
63                status: super::results::ValidationStatus::Passed,
64                validations: Vec::new(),
65                summary: super::results::ValidationSummary {
66                    total: 0,
67                    passed: 0,
68                    failed: 0,
69                    skipped: 0,
70                },
71            },
72            error_info: None,
73            artifacts: Vec::new(),
74        };
75
76        let end_time = SystemTime::now();
77
78        let result = TestExecutionResult {
79            execution_id,
80            test_case_id,
81            status: ExecutionStatus::Success,
82            start_time,
83            end_time,
84            result: test_result,
85            metadata: HashMap::new(),
86        };
87
88        // Add to history
89        self.execution_history.push_back(result.clone());
90
91        Ok(result)
92    }
93
94    /// Get execution status
95    #[must_use]
96    pub fn get_execution_status(&self, execution_id: &str) -> Option<&ActiveTestExecution> {
97        self.active_executions.get(execution_id)
98    }
99
100    /// Cancel a running execution
101    pub fn cancel_execution(&mut self, execution_id: &str) -> Result<(), String> {
102        if self.active_executions.remove(execution_id).is_some() {
103            Ok(())
104        } else {
105            Err(format!("Execution {execution_id} not found"))
106        }
107    }
108
109    /// Get execution history
110    #[must_use]
111    pub const fn get_execution_history(&self) -> &VecDeque<TestExecutionResult> {
112        &self.execution_history
113    }
114
115    /// Get current queue size
116    #[must_use]
117    pub fn queue_size(&self) -> usize {
118        self.execution_queue.len()
119    }
120
121    /// Get active execution count
122    #[must_use]
123    pub fn active_execution_count(&self) -> usize {
124        self.active_executions.len()
125    }
126
127    /// Process next test in queue
128    pub fn process_next(&mut self) -> Result<Option<TestExecutionResult>, String> {
129        if let Some(request) = self.execution_queue.pop_front() {
130            Ok(Some(self.execute_test(request)?))
131        } else {
132            Ok(None)
133        }
134    }
135
136    /// Clear execution history
137    pub fn clear_history(&mut self) {
138        self.execution_history.clear();
139    }
140
141    /// Update resource usage
142    pub fn update_resource_usage(&mut self, usage: ResourceUsage) {
143        self.resource_monitor.current_usage = usage.clone();
144        self.resource_monitor
145            .usage_history
146            .push_back(ResourceUsageSnapshot {
147                timestamp: SystemTime::now(),
148                usage,
149                active_tests: self.active_executions.len(),
150            });
151
152        // Keep only last 1000 snapshots
153        while self.resource_monitor.usage_history.len() > 1000 {
154            self.resource_monitor.usage_history.pop_front();
155        }
156    }
157
158    /// Check if resources are available for new test
159    #[must_use]
160    pub const fn has_available_resources(&self, allocation: &ResourceAllocation) -> bool {
161        let limits = &self.resource_monitor.limits;
162        let current = &self.resource_monitor.current_usage;
163
164        current.memory_usage + allocation.memory_bytes <= limits.max_memory_usage
165            && current.disk_usage + allocation.disk_bytes <= limits.max_disk_usage
166            && current.thread_count + 1 <= limits.max_threads
167    }
168}
169
170/// Test execution request
171#[derive(Debug, Clone)]
172pub struct TestExecutionRequest {
173    /// Request identifier
174    pub id: String,
175    /// Test case to execute
176    pub test_case: IntegrationTestCase,
177    /// Execution priority
178    pub priority: super::scenarios::TestPriority,
179    /// Requested execution time
180    pub requested_time: SystemTime,
181    /// Execution context
182    pub context: ExecutionContext,
183}
184
185/// Execution context
186#[derive(Debug, Clone)]
187pub struct ExecutionContext {
188    /// Context parameters
189    pub parameters: HashMap<String, String>,
190    /// Environment variables
191    pub environment: HashMap<String, String>,
192    /// Resource allocation
193    pub resources: ResourceAllocation,
194    /// Execution metadata
195    pub metadata: HashMap<String, String>,
196}
197
198/// Active test execution tracking
199#[derive(Debug)]
200pub struct ActiveTestExecution {
201    /// Execution request
202    pub request: TestExecutionRequest,
203    /// Start time
204    pub start_time: SystemTime,
205    /// Current step
206    pub current_step: usize,
207    /// Execution thread handle
208    pub thread_handle: Option<thread::JoinHandle<TestExecutionResult>>,
209    /// Progress tracker
210    pub progress: ExecutionProgress,
211}
212
213/// Execution progress tracking
214#[derive(Debug, Clone)]
215pub struct ExecutionProgress {
216    /// Completed steps
217    pub completed_steps: usize,
218    /// Total steps
219    pub total_steps: usize,
220    /// Progress percentage
221    pub percentage: f64,
222    /// Current status
223    pub status: TestStatus,
224    /// Estimated completion time
225    pub estimated_completion: Option<SystemTime>,
226}
227
228/// Test execution status
229#[derive(Debug, Clone, PartialEq, Eq)]
230pub enum TestStatus {
231    Queued,
232    Running,
233    Completed,
234    Failed,
235    Cancelled,
236    Timeout,
237}
238
239/// Test execution result
240#[derive(Debug, Clone)]
241pub struct TestExecutionResult {
242    /// Execution ID
243    pub execution_id: String,
244    /// Test case ID
245    pub test_case_id: String,
246    /// Execution status
247    pub status: ExecutionStatus,
248    /// Start time
249    pub start_time: SystemTime,
250    /// End time
251    pub end_time: SystemTime,
252    /// Test result
253    pub result: IntegrationTestResult,
254    /// Execution metadata
255    pub metadata: HashMap<String, String>,
256}
257
258/// Execution status
259#[derive(Debug, Clone, PartialEq, Eq)]
260pub enum ExecutionStatus {
261    Success,
262    Failure(String),
263    Timeout,
264    Cancelled,
265    Error(String),
266}
267
268/// Resource allocation for test execution
269#[derive(Debug, Clone)]
270pub struct ResourceAllocation {
271    /// CPU allocation
272    pub cpu_cores: usize,
273    /// Memory allocation (bytes)
274    pub memory_bytes: usize,
275    /// Disk allocation (bytes)
276    pub disk_bytes: usize,
277    /// Network bandwidth (bytes/sec)
278    pub network_bandwidth: Option<usize>,
279}
280
281/// Resource monitoring system
282#[derive(Debug)]
283pub struct ResourceMonitor {
284    /// Current resource usage
285    pub current_usage: ResourceUsage,
286    /// Usage history
287    pub usage_history: VecDeque<ResourceUsageSnapshot>,
288    /// Resource limits
289    pub limits: ResourceLimits,
290    /// Alert thresholds
291    pub alert_thresholds: HashMap<String, f64>,
292}
293
294impl ResourceMonitor {
295    #[must_use]
296    pub fn new() -> Self {
297        Self {
298            current_usage: ResourceUsage::default(),
299            usage_history: VecDeque::new(),
300            limits: ResourceLimits::default(),
301            alert_thresholds: HashMap::new(),
302        }
303    }
304}
305
306/// Current resource usage
307#[derive(Debug, Clone)]
308pub struct ResourceUsage {
309    /// CPU usage percentage
310    pub cpu_usage: f64,
311    /// Memory usage in MB
312    pub memory_usage: usize,
313    /// Network usage in MB/s
314    pub network_usage: f64,
315    /// Disk usage in MB
316    pub disk_usage: usize,
317    /// Active threads count
318    pub thread_count: usize,
319}
320
321impl Default for ResourceUsage {
322    fn default() -> Self {
323        Self {
324            cpu_usage: 0.0,
325            memory_usage: 0,
326            network_usage: 0.0,
327            disk_usage: 0,
328            thread_count: 0,
329        }
330    }
331}
332
333/// Resource usage snapshot
334#[derive(Debug, Clone)]
335pub struct ResourceUsageSnapshot {
336    /// Snapshot timestamp
337    pub timestamp: SystemTime,
338    /// Resource usage at this time
339    pub usage: ResourceUsage,
340    /// Active test count
341    pub active_tests: usize,
342}
343
344/// Resource limits
345#[derive(Debug, Clone)]
346pub struct ResourceLimits {
347    /// Maximum CPU usage
348    pub max_cpu_usage: f64,
349    /// Maximum memory usage
350    pub max_memory_usage: usize,
351    /// Maximum network usage
352    pub max_network_usage: f64,
353    /// Maximum disk usage
354    pub max_disk_usage: usize,
355    /// Maximum thread count
356    pub max_threads: usize,
357}
358
359impl Default for ResourceLimits {
360    fn default() -> Self {
361        Self {
362            max_cpu_usage: 95.0,
363            max_memory_usage: 8 * 1024 * 1024 * 1024, // 8 GB
364            max_network_usage: 1000.0,                // 1 GB/s
365            max_disk_usage: 100 * 1024 * 1024 * 1024, // 100 GB
366            max_threads: 1000,
367        }
368    }
369}