moving

packages/agent/tests/model-tier.test.ts

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+import { describe, it, expect } from 'vitest';
+import { tierForModel } from '../src/model-tier.js';
+
+describe('tierForModel', () => {
+  it('claude-opus-4-7 → frontier', () => {
+    expect(tierForModel('claude-opus-4-7')).toBe('frontier');
+  });
+
+  it('claude-opus-4-6 → frontier', () => {
+    expect(tierForModel('claude-opus-4-6')).toBe('frontier');
+  });
+
+  it('claude-sonnet-4-6 → mid', () => {
+    expect(tierForModel('claude-sonnet-4-6')).toBe('mid');
+  });
+
+  it('claude-haiku-4-5 → mid', () => {
+    expect(tierForModel('claude-haiku-4-5')).toBe('mid');
+  });
+
+  it('gemma-4-31b → small', () => {
+    expect(tierForModel('gemma-4-31b')).toBe('small');
+  });
+
+  it('gemma-4-26b-moe → small', () => {
+    expect(tierForModel('gemma-4-26b-moe')).toBe('small');
+  });
+
+  it('qwen3-30b-a3b → small', () => {
+    expect(tierForModel('qwen3-30b-a3b')).toBe('small');
+  });
+
+  it('qwen3-32b → small', () => {
+    expect(tierForModel('qwen3-32b')).toBe('small');
+  });
+
+  // LOCKED 2026-04-19 target model — consistent with Qwen3 family tier
+  // convention (small). Despite Opus-class standalone benchmarks, stay
+  // conservative on scaffold behavior until empirical PA/memory signal
+  // says otherwise.
+  it('qwen3.6-35b-a3b → small', () => {
+    expect(tierForModel('qwen3.6-35b-a3b')).toBe('small');
+  });
+
+  it('qwen3.6-35b-a3b case-insensitive → small', () => {
+    expect(tierForModel('Qwen3.6-35B-A3B')).toBe('small');
+  });
+
+  it('unknown-model-xyz → mid (default)', () => {
+    expect(tierForModel('unknown-model-xyz')).toBe('mid');
+  });
+
+  it('Claude-Opus-4-7 → frontier (case-insensitive)', () => {
+    expect(tierForModel('Claude-Opus-4-7')).toBe('frontier');
+  });
+
+  it('handles LiteLLM slugs with it suffix', () => {
+    expect(tierForModel('gemma-4-31b-it')).toBe('small');
+  });
+
+  it('handles future claude-opus variants', () => {
+    expect(tierForModel('claude-opus-5-0-20270101')).toBe('frontier');
+  });
+});