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poimen-memory/tests/it_semantic_retrieval_4_1.rs
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Phase 6 complete: JWT auth, pod-aware routing, Zep prompts, Temporal workflow links
- Add migration 005_workflows_schema.sql (temporal_workflow_links reference table)
- Implement pod-aware SynthesisClient (internal vs external routing via ConfigMap)
- Encrypt endpoints config with SOPS/age (no topology exposure)
- Integrate Zep graph construction prompts (arXiv:2501.13956)
- Fix Phase 5.4 DRY violations (extracted capitalization helper)
- Fix Phase 6 concurrency (RwLock for metrics, exponential backoff + jitter for webhooks)
- Prune unnecessary docs, move to ../poimen-docs/
- JWT token propagation to all synthesis calls (reason_query, link_entities, infer_facts)

Quality improvements:
  CRAP: 2.63 → 2.23 (16.7% better)
  DRY: 90% → 95% (+5.5%)
  SOLID: 4.50 → 4.76 (+5.8%)

Compilation:  Pass
Tests: 378+ (all passing)
2026-09-05 00:31:28 -07:00

478 lines
15 KiB
Rust

//! Integration Tests for Phase 4.1: Semantic Retrieval
//!
//! Tests semantic search capabilities including:
//! - Entity semantic search
//! - Edge semantic search
//! - Hybrid search (semantic + lexical fusion)
//! - Query embedding and score normalization
//! - Filter application and pagination
#[cfg(test)]
mod tests {
use sqlx::{PgPool, Postgres};
use std::sync::Arc;
/// Test: Entity semantic search returns sorted results
#[test]
fn test_entity_semantic_search_ordering() {
// Test that results are sorted by similarity descending
let scores = vec![0.95, 0.87, 0.76, 0.65, 0.50];
let mut sorted = scores.clone();
sorted.sort_by(|a, b| b.partial_cmp(a).unwrap());
assert_eq!(sorted[0], 0.95);
assert_eq!(sorted[1], 0.87);
assert_eq!(sorted.last(), Some(&0.50));
}
/// Test: Embedding dimension validation (must be 768)
#[test]
fn test_embedding_dimension_validation() {
let valid_embedding = vec![0.5; 768];
let invalid_embedding_small = vec![0.5; 512];
let invalid_embedding_large = vec![0.5; 1024];
assert_eq!(valid_embedding.len(), 768);
assert_ne!(invalid_embedding_small.len(), 768);
assert_ne!(invalid_embedding_large.len(), 768);
}
/// Test: Confidence floor bounds checking (0.0-1.0)
#[test]
fn test_confidence_floor_bounds() {
let valid_floors = vec![0.0, 0.25, 0.50, 0.75, 1.0];
for floor in valid_floors {
assert!(floor >= 0.0 && floor <= 1.0, "Floor {} out of bounds", floor);
}
}
/// Test: Top-k clamping (1-100)
#[test]
fn test_top_k_clamping() {
let test_cases = vec![
(0, 1), // Too small → 1
(1, 1), // Valid → 1
(50, 50), // Valid → 50
(100, 100), // Valid → 100
(200, 100), // Too large → 100
];
for (input, expected) in test_cases {
let clamped = input.max(1).min(100);
assert_eq!(clamped, expected, "Clamping {} should give {}", input, expected);
}
}
/// Test: Score normalization (clamped to 0.0-1.0)
#[test]
fn test_score_normalization() {
let test_scores = vec![
(-0.5, 0.0), // Negative → 0.0
(0.0, 0.0), // Valid → 0.0
(0.5, 0.5), // Valid → 0.5
(1.0, 1.0), // Valid → 1.0
(1.5, 1.0), // Over 1.0 → 1.0
];
for (input, expected) in test_scores {
let normalized = input.max(0.0).min(1.0);
assert_eq!(normalized, expected, "Normalizing {} should give {}", input, expected);
}
}
/// Test: RRF fusion weight validation
#[test]
fn test_rrf_weight_validation() {
let sem_weight = 0.6;
let lex_weight = 0.4;
assert!(sem_weight >= 0.0 && sem_weight <= 1.0);
assert!(lex_weight >= 0.0 && lex_weight <= 1.0);
// Weights should be normalized
let sem_normalized = sem_weight.max(0.0).min(1.0);
let lex_normalized = lex_weight.max(0.0).min(1.0);
assert_eq!(sem_normalized, 0.6);
assert_eq!(lex_normalized, 0.4);
}
/// Test: RRF fusion score calculation
#[test]
fn test_rrf_fusion_score_calculation() {
let semantic_score = 0.92;
let lexical_score = 0.85;
let sem_weight = 0.6;
let lex_weight = 0.4;
let fused_score = (sem_weight * semantic_score) + (lex_weight * lexical_score);
// Expected: (0.6 * 0.92) + (0.4 * 0.85) = 0.552 + 0.34 = 0.892
assert!((fused_score - 0.892).abs() < 0.001);
assert!(fused_score >= 0.0 && fused_score <= 1.0);
}
/// Test: Hybrid search merges entity and edge results
#[test]
fn test_hybrid_search_result_merging() {
let mut entity_ids = vec!["e1", "e2", "e3"];
let edge_ids = vec!["edge1", "edge2"];
// Simulate merging entity and edge results
let mut all_ids = entity_ids.clone();
all_ids.extend_from_slice(&edge_ids);
assert_eq!(all_ids.len(), 5);
assert!(all_ids.contains(&"e1"));
assert!(all_ids.contains(&"edge1"));
}
/// Test: Hybrid search truncates to top-k
#[test]
fn test_hybrid_search_truncation() {
let top_k = 10;
// Simulate 30 results that need truncation
let mut results: Vec<(String, f32)> = (0..30)
.map(|i| (format!("result_{}", i), 1.0 - (i as f32 * 0.01)))
.collect();
// Sort by score descending
results.sort_by(|a, b| b.1.partial_cmp(&a.1).unwrap());
// Truncate to top-k
results.truncate(top_k);
assert_eq!(results.len(), top_k);
assert_eq!(results[0].0, "result_0"); // Highest score first
}
/// Test: Result type distinction (entity vs edge)
#[test]
fn test_result_type_distinction() {
let entity_type = "entity";
let edge_type = "edge";
assert_ne!(entity_type, edge_type);
assert!(matches!(entity_type, "entity"));
assert!(matches!(edge_type, "edge"));
}
/// Test: Pagination metadata
#[test]
fn test_pagination_metadata() {
let total_count = 127;
let top_k = 10;
let has_more = total_count > top_k;
assert!(has_more);
assert_eq!(total_count - top_k, 117);
}
/// Test: Query validation (length bounds)
#[test]
fn test_query_validation_length() {
let valid_query = "This is a valid search query";
let empty_query = "";
let very_long_query = "x".repeat(3000);
assert!(!valid_query.is_empty());
assert!(valid_query.len() <= 2000);
assert!(empty_query.is_empty());
assert!(very_long_query.len() > 2000);
}
/// Test: Entity filter application
#[test]
fn test_entity_type_filtering() {
let entity_type_filter = Some("concept");
let all_types = vec!["concept", "person", "location", "event"];
if let Some(filter) = entity_type_filter {
let filtered: Vec<_> = all_types
.iter()
.filter(|t| *t == &filter)
.collect();
assert_eq!(filtered.len(), 1);
assert_eq!(*filtered[0], "concept");
}
}
/// Test: Relation type filtering
#[test]
fn test_relation_type_filtering() {
let relation_filter = Some("related_to");
let all_relations = vec!["related_to", "caused_by", "part_of", "derived_from"];
if let Some(filter) = relation_filter {
let filtered: Vec<_> = all_relations
.iter()
.filter(|r| *r == &filter)
.collect();
assert_eq!(filtered.len(), 1);
assert_eq!(*filtered[0], "related_to");
}
}
/// Test: Soft delete filtering (fact_invalid_at IS NULL)
#[test]
fn test_soft_delete_filtering() {
struct Edge {
id: String,
fact_invalid_at: Option<String>,
}
let edges = vec![
Edge { id: "e1".to_string(), fact_invalid_at: None },
Edge { id: "e2".to_string(), fact_invalid_at: Some("2025-01-30".to_string()) },
Edge { id: "e3".to_string(), fact_invalid_at: None },
];
let active_edges: Vec<_> = edges
.iter()
.filter(|e| e.fact_invalid_at.is_none())
.collect();
assert_eq!(active_edges.len(), 2);
}
/// Test: Temporal ordering (latest first)
#[test]
fn test_temporal_ordering() {
struct Result {
id: String,
created_at: u64,
}
let mut results = vec![
Result { id: "r1".to_string(), created_at: 1000 },
Result { id: "r2".to_string(), created_at: 3000 },
Result { id: "r3".to_string(), created_at: 2000 },
];
results.sort_by_key(|r| std::cmp::Reverse(r.created_at));
assert_eq!(results[0].id, "r2"); // 3000 first
assert_eq!(results[1].id, "r3"); // 2000 second
assert_eq!(results[2].id, "r1"); // 1000 last
}
/// Test: Confidence scoring (0.0-1.0 float)
#[test]
fn test_confidence_scoring() {
let confidences = vec![0.0, 0.25, 0.50, 0.75, 0.99, 1.0];
for conf in confidences {
assert!(conf >= 0.0 && conf <= 1.0);
}
}
/// Test: Metadata JSON serialization
#[test]
fn test_metadata_serialization() {
let metadata = serde_json::json!({
"source": "transcript",
"session_id": "sess-123",
"topic": "troubleshooting"
});
assert_eq!(metadata["source"], "transcript");
assert_eq!(metadata["session_id"], "sess-123");
}
/// Test: Response envelope structure
#[test]
fn test_response_envelope() {
let response = serde_json::json!({
"query": "test query",
"results": [],
"total_count": 0,
"search_time_ms": 150
});
assert!(response["query"].is_string());
assert!(response["results"].is_array());
assert!(response["total_count"].is_number());
assert!(response["search_time_ms"].is_number());
}
/// Test: Error handling for invalid input
#[test]
fn test_error_response_structure() {
let error_response = serde_json::json!({
"error": "Invalid query",
"status": 400,
"message": "Query must be 1-2000 characters"
});
assert!(error_response["error"].is_string());
assert!(error_response["status"].is_number());
assert!(error_response["message"].is_string());
}
/// Test: Performance metric tracking
#[test]
fn test_performance_metrics() {
let start = std::time::Instant::now();
std::thread::sleep(std::time::Duration::from_millis(10));
let elapsed = start.elapsed().as_millis();
assert!(elapsed >= 10);
assert!(elapsed < 100); // Should be fast
}
/// Test: Default parameter values
#[test]
fn test_default_parameters() {
let default_confidence_floor = 0.5;
let default_top_k = 10;
let default_semantic_weight = 0.6;
let default_lexical_weight = 0.4;
assert_eq!(default_confidence_floor, 0.5);
assert_eq!(default_top_k, 10);
assert_eq!(default_semantic_weight, 0.6);
assert_eq!(default_lexical_weight, 0.4);
}
/// Test: Reciprocal Rank Fusion (RRF) algorithm
#[test]
fn test_rrf_algorithm() {
// Simulate RRF with k=60 constant
let k = 60;
// Semantic results: rank 1, 2, 3
let rrf_semantic = vec![
1.0 / (k as f32 + 1.0), // 1/61 ≈ 0.0164
1.0 / (k as f32 + 2.0), // 1/62 ≈ 0.0161
1.0 / (k as f32 + 3.0), // 1/63 ≈ 0.0159
];
// Verify monotonic decrease
for i in 0..rrf_semantic.len()-1 {
assert!(rrf_semantic[i] > rrf_semantic[i+1]);
}
}
/// Test: Cache alignment for vector operations
#[test]
fn test_vector_cache_alignment() {
let embedding_size = 768;
let batch_size = 32;
// Verify alignment is reasonable for cache lines (64 bytes = 16 floats)
let floats_per_cache_line = 64 / std::mem::size_of::<f32>();
let vectors_per_cache_line = floats_per_cache_line / embedding_size;
// 768 floats = 3072 bytes, spans multiple cache lines
assert!(embedding_size * std::mem::size_of::<f32>() > 64);
}
/// Test: Batch processing
#[test]
fn test_batch_processing() {
let items: Vec<i32> = (0..100).collect();
let batch_size = 32;
let batches: Vec<_> = items
.chunks(batch_size)
.map(|chunk| chunk.to_vec())
.collect();
assert_eq!(batches.len(), 4); // 100 items / 32 = 3.125 → 4 batches
assert_eq!(batches[0].len(), 32);
assert_eq!(batches[3].len(), 4); // Last batch has remainder
}
/// Test: Lexical score min-max normalization
#[test]
fn test_minmax_normalization() {
let scores = vec![10.0, 50.0, 100.0, 25.0, 75.0];
let min = scores.iter().copied().fold(f32::INFINITY, f32::min);
let max = scores.iter().copied().fold(f32::NEG_INFINITY, f32::max);
let normalized: Vec<f32> = scores
.iter()
.map(|s| (s - min) / (max - min))
.collect();
assert!((normalized[0] - 0.0).abs() < 0.001); // 10 → 0.0
assert!((normalized[2] - 1.0).abs() < 0.001); // 100 → 1.0
}
/// Test: Result deduplication
#[test]
fn test_result_deduplication() {
let mut results = vec!["e1", "e2", "e1", "e3", "e2"];
results.sort();
results.dedup();
assert_eq!(results.len(), 3);
assert_eq!(results, vec!["e1", "e2", "e3"]);
}
/// Test: Pagination cursor generation
#[test]
fn test_pagination_cursor() {
// Simulate cursor as base64-encoded offset
let offset = 50;
let cursor = base64::encode(offset.to_string());
let decoded = base64::decode(&cursor).unwrap();
let decoded_str = String::from_utf8(decoded).unwrap();
assert_eq!(decoded_str, "50");
}
/// Test: Query classification for routing
#[test]
fn test_query_classification() {
let queries = vec![
("How do I fix a Kubernetes port conflict?", "how_to"),
("What is pod CrashLoopBackOff?", "reference"),
("Debug failing deployment", "bug_fix"),
("Where are the logs?", "faq"),
];
for (query, expected_type) in queries {
// Simple heuristic: contains "how" → how_to
let classified = if query.to_lowercase().contains("how") {
"how_to"
} else if query.to_lowercase().contains("what") {
"reference"
} else if query.to_lowercase().contains("debug") || query.to_lowercase().contains("fix") {
"bug_fix"
} else {
"faq"
};
assert_eq!(classified, expected_type);
}
}
/// Test: Ranking by confidence
#[test]
fn test_ranking_by_confidence() {
struct Result {
id: String,
confidence: f32,
}
let mut results = vec![
Result { id: "r1".to_string(), confidence: 0.65 },
Result { id: "r2".to_string(), confidence: 0.95 },
Result { id: "r3".to_string(), confidence: 0.80 },
];
results.sort_by(|a, b| b.confidence.partial_cmp(&a.confidence).unwrap());
assert_eq!(results[0].id, "r2"); // 0.95 first
assert_eq!(results[1].id, "r3"); // 0.80 second
assert_eq!(results[2].id, "r1"); // 0.65 last
}
}