Files
sglang/sgl-router/tests/common/mod.rs

489 lines
16 KiB
Rust

// These modules are used by tests and benchmarks
#![allow(dead_code)]
pub mod mock_mcp_server;
pub mod mock_openai_server;
pub mod mock_worker;
pub mod streaming_helpers;
pub mod test_app;
use std::{
fs,
path::PathBuf,
sync::{Arc, Mutex, OnceLock},
};
use serde_json::json;
use sglang_router_rs::{
config::RouterConfig,
core::{LoadMonitor, WorkerRegistry},
data_connector::{
MemoryConversationItemStorage, MemoryConversationStorage, MemoryResponseStorage,
},
middleware::TokenBucket,
policies::PolicyRegistry,
protocols::common::{Function, Tool},
server::AppContext,
};
/// Helper function to create AppContext for tests
pub fn create_test_context(config: RouterConfig) -> Arc<AppContext> {
let client = reqwest::Client::new();
// Initialize rate limiter
let rate_limiter = match config.max_concurrent_requests {
n if n <= 0 => None,
n => {
let rate_limit_tokens = config
.rate_limit_tokens_per_second
.filter(|&t| t > 0)
.unwrap_or(n);
Some(Arc::new(TokenBucket::new(
n as usize,
rate_limit_tokens as usize,
)))
}
};
// Initialize registries
let worker_registry = Arc::new(WorkerRegistry::new());
let policy_registry = Arc::new(PolicyRegistry::new(config.policy.clone()));
// Initialize storage backends (Memory for tests)
let response_storage = Arc::new(MemoryResponseStorage::new());
let conversation_storage = Arc::new(MemoryConversationStorage::new());
let conversation_item_storage = Arc::new(MemoryConversationItemStorage::new());
// Initialize load monitor
let load_monitor = Some(Arc::new(LoadMonitor::new(
worker_registry.clone(),
policy_registry.clone(),
client.clone(),
config.worker_startup_check_interval_secs,
)));
// Create empty OnceLock for worker job queue and workflow engine
let worker_job_queue = Arc::new(OnceLock::new());
let workflow_engine = Arc::new(OnceLock::new());
let app_context = Arc::new(AppContext::new(
config,
client,
rate_limiter,
None, // tokenizer
None, // reasoning_parser_factory
None, // tool_parser_factory
worker_registry,
policy_registry,
response_storage,
conversation_storage,
conversation_item_storage,
load_monitor,
worker_job_queue,
workflow_engine,
));
// Initialize JobQueue after AppContext is created
let weak_context = Arc::downgrade(&app_context);
let job_queue = sglang_router_rs::core::JobQueue::new(
sglang_router_rs::core::JobQueueConfig::default(),
weak_context,
);
app_context
.worker_job_queue
.set(job_queue)
.expect("JobQueue should only be initialized once");
// Initialize WorkflowEngine and register workflows
use sglang_router_rs::core::workflow::{
create_worker_registration_workflow, create_worker_removal_workflow, WorkflowEngine,
};
let engine = Arc::new(WorkflowEngine::new());
engine.register_workflow(create_worker_registration_workflow());
engine.register_workflow(create_worker_removal_workflow());
app_context
.workflow_engine
.set(engine)
.expect("WorkflowEngine should only be initialized once");
app_context
}
// Tokenizer download configuration
const TINYLLAMA_TOKENIZER_URL: &str =
"https://huggingface.co/TinyLlama/TinyLlama-1.1B-Chat-v1.0/resolve/main/tokenizer.json";
const CACHE_DIR: &str = ".tokenizer_cache";
const TINYLLAMA_TOKENIZER_FILENAME: &str = "tinyllama_tokenizer.json";
// Global mutex to prevent concurrent downloads
static DOWNLOAD_MUTEX: OnceLock<Mutex<()>> = OnceLock::new();
/// Downloads the TinyLlama tokenizer from HuggingFace if not already cached.
/// Returns the path to the cached tokenizer file.
///
/// This function is thread-safe and will only download the tokenizer once
/// even if called from multiple threads concurrently.
pub fn ensure_tokenizer_cached() -> PathBuf {
// Get or initialize the mutex
let mutex = DOWNLOAD_MUTEX.get_or_init(|| Mutex::new(()));
// Lock to ensure only one thread downloads at a time
let _guard = mutex.lock().unwrap();
let cache_dir = PathBuf::from(CACHE_DIR);
let tokenizer_path = cache_dir.join(TINYLLAMA_TOKENIZER_FILENAME);
// Create cache directory if it doesn't exist
if !cache_dir.exists() {
fs::create_dir_all(&cache_dir).expect("Failed to create cache directory");
}
// Download tokenizer if not already cached
if !tokenizer_path.exists() {
println!("Downloading TinyLlama tokenizer from HuggingFace...");
// Use blocking reqwest client since we're in tests/benchmarks
let client = reqwest::blocking::Client::new();
let response = client
.get(TINYLLAMA_TOKENIZER_URL)
.send()
.expect("Failed to download tokenizer");
if !response.status().is_success() {
panic!("Failed to download tokenizer: HTTP {}", response.status());
}
let content = response.bytes().expect("Failed to read tokenizer content");
if content.len() < 100 {
panic!("Downloaded content too small: {} bytes", content.len());
}
fs::write(&tokenizer_path, content).expect("Failed to write tokenizer to cache");
println!(
"Tokenizer downloaded and cached successfully ({} bytes)",
tokenizer_path.metadata().unwrap().len()
);
}
tokenizer_path
}
/// Common test prompts for consistency across tests
pub const TEST_PROMPTS: [&str; 4] = [
"deep learning is",
"Deep learning is",
"has anyone seen nemo lately",
"another prompt",
];
/// Pre-computed hashes for verification
pub const EXPECTED_HASHES: [u64; 4] = [
1209591529327510910,
4181375434596349981,
6245658446118930933,
5097285695902185237,
];
/// Create a comprehensive set of test tools covering all parser test scenarios
#[allow(dead_code)]
pub fn create_test_tools() -> Vec<Tool> {
vec![
Tool {
tool_type: "function".to_string(),
function: Function {
name: "search".to_string(),
description: Some("Search for information".to_string()),
parameters: json!({
"type": "object",
"properties": {
"query": {"type": "string"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "get_weather".to_string(),
description: Some("Get weather information".to_string()),
parameters: json!({
"type": "object",
"properties": {
"city": {"type": "string"},
"location": {"type": "string"},
"date": {"type": "string"},
"units": {"type": "string"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "calculate".to_string(),
description: Some("Perform calculations".to_string()),
parameters: json!({
"type": "object",
"properties": {
"x": {"type": "number"},
"y": {"type": "number"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "translate".to_string(),
description: Some("Translate text".to_string()),
parameters: json!({
"type": "object",
"properties": {
"text": {"type": "string"},
"to": {"type": "string"},
"target_lang": {"type": "string"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "get_time".to_string(),
description: Some("Get current time".to_string()),
parameters: json!({
"type": "object",
"properties": {
"timezone": {"type": "string"},
"format": {"type": "string"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "get_current_time".to_string(),
description: Some("Get current time".to_string()),
parameters: json!({
"type": "object",
"properties": {
"timezone": {"type": "string"},
"format": {"type": "string"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "update_settings".to_string(),
description: Some("Update settings".to_string()),
parameters: json!({
"type": "object",
"properties": {
"preferences": {"type": "object"},
"notifications": {"type": "boolean"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "ping".to_string(),
description: Some("Ping service".to_string()),
parameters: json!({"type": "object", "properties": {}}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "test".to_string(),
description: Some("Test function".to_string()),
parameters: json!({"type": "object", "properties": {}}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "process".to_string(),
description: Some("Process data".to_string()),
parameters: json!({
"type": "object",
"properties": {
"count": {"type": "number"},
"rate": {"type": "number"},
"enabled": {"type": "boolean"},
"data": {"type": "object"},
"text": {"type": "string"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "web_search".to_string(),
description: Some("Search the web".to_string()),
parameters: json!({
"type": "object",
"properties": {
"query": {"type": "string"},
"num_results": {"type": "number"},
"search_type": {"type": "string"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "get_tourist_attractions".to_string(),
description: Some("Get tourist attractions".to_string()),
parameters: json!({
"type": "object",
"properties": {
"city": {"type": "string"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "config".to_string(),
description: Some("Configuration function".to_string()),
parameters: json!({
"type": "object",
"properties": {
"debug": {"type": "boolean"},
"verbose": {"type": "boolean"},
"optional": {"type": "null"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "test_func".to_string(),
description: Some("Test function".to_string()),
parameters: json!({
"type": "object",
"properties": {
"bool_true": {"type": "boolean"},
"bool_false": {"type": "boolean"},
"none_val": {"type": "null"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "create".to_string(),
description: Some("Create resource".to_string()),
parameters: json!({
"type": "object",
"properties": {
"name": {"type": "string"},
"email": {"type": "string"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "add".to_string(),
description: Some("Add operation".to_string()),
parameters: json!({
"type": "object",
"properties": {
"x": {"type": "number"},
"y": {"type": "number"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "calc".to_string(),
description: Some("Calculate".to_string()),
parameters: json!({
"type": "object",
"properties": {
"x": {"type": "number"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "func1".to_string(),
description: Some("Function 1".to_string()),
parameters: json!({"type": "object", "properties": {}}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "func2".to_string(),
description: Some("Function 2".to_string()),
parameters: json!({
"type": "object",
"properties": {
"y": {"type": "number"}
}
}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "tool1".to_string(),
description: Some("Tool 1".to_string()),
parameters: json!({"type": "object", "properties": {}}),
strict: None,
},
},
Tool {
tool_type: "function".to_string(),
function: Function {
name: "tool2".to_string(),
description: Some("Tool 2".to_string()),
parameters: json!({
"type": "object",
"properties": {
"y": {"type": "number"}
}
}),
strict: None,
},
},
]
}