// SPDX-FileCopyrightText: Copyright (c) 2026 The SGLang Authors
// SPDX-License-Identifier: Apache-2.0

//! Shared router config for the cache-aware proxy tests.
//!
//! The model id contains `deepseek-v4` so the tokenizer registry auto-attaches the
//! built-in V4 chat formatter — the engine-equivalent path — with no template fixture.

use sgl_router::config::{
    CacheAwareConfig, Config, DiscoveryBackend, InflightLoadConfig, ModelConfig,
    ObservabilityConfig, PolicyKind, ProxyConfig, ServerConfig, StaticUrlsDiscoveryConfig,
};

pub const MODEL: &str = "deepseek-v4-tiny";

/// A single-model native `cache_aware` router. Discovery is a placeholder because
/// every caller installs its own `WorkerRegistry`.
pub fn config() -> Config {
    Config {
        server: ServerConfig {
            host: "0".into(),
            port: 0,
            ..Default::default()
        },
        observability: ObservabilityConfig::default(),
        model: ModelConfig {
            id: MODEL.into(),
            tokenizer_path: "tests/fixtures/tiny_tokenizer.json".into(),
            disable_input_ids_forwarding: false,
            policy: PolicyKind::CacheAware,
            decode_policy: Default::default(),
            bucket_config: None,
            circuit_breaker: None,
            cache_aware: Some(CacheAwareConfig::default()),
            affinity: None,
            sticky: None,
            fused: None,
            eligibility: None,
            sampling_overrides: Default::default(),
        },
        discovery: DiscoveryBackend::StaticUrls(StaticUrlsDiscoveryConfig {
            urls: vec!["http://placeholder:0".into()],
        }),
        proxy: ProxyConfig::default(),
        router_inflight_load: InflightLoadConfig::default(),
    }
}