test(cliproxy): cover auto compact windows

src/cliproxy/__tests__/model-catalog-compat.test.ts

@@ -75,6 +75,18 @@ describe('model-catalog compatibility lookups', () => {
     expect(catalog?.models[0]?.extendedContext).toBeUndefined();
   });
 
+  it('maps positive integer live context length into contextWindow metadata', () => {
+    const catalog = mergeCatalog('xai', [
+      {
+        id: 'grok-4.3',
+        display_name: 'Grok 4.3 Live',
+        context_length: 1_000_000,
+      },
+    ]);
+
+    expect(catalog?.models[0]?.contextWindow).toBe(1_000_000);
+  });
+
   it('does not re-add stale static-only models when live catalog data is present', () => {
     const catalog = mergeCatalog('gemini', [
       {

src/cliproxy/config/__tests__/auto-compact-window.test.ts

@@ -0,0 +1,180 @@
+import * as fs from 'fs';
+import * as os from 'os';
+import * as path from 'path';
+import { afterEach, beforeEach, describe, expect, it } from 'bun:test';
+
+import { invalidateConfigCache } from '../../../config/config-loader-facade';
+import { clearConfigCache } from '../base-config-loader';
+import { applyClaudeAutoCompactWindow } from '../env-builder';
+import { buildClaudeEnvironment } from '../../executor/env-resolver';
+
+describe('applyClaudeAutoCompactWindow', () => {
+  it('injects the catalog window for the effective model after suffix normalization', () => {
+    const env = applyClaudeAutoCompactWindow(
+      {
+        ANTHROPIC_MODEL: 'gpt-5.6-sol-xhigh[1m]',
+      },
+      'codex'
+    );
+
+    expect(env.CLAUDE_CODE_AUTO_COMPACT_WINDOW).toBe('372000');
+  });
+
+  it('uses the selected provider when the same model family exists in multiple catalogs', () => {
+    const env = applyClaudeAutoCompactWindow(
+      {
+        ANTHROPIC_MODEL: 'claude-opus-4-6-thinking',
+      },
+      'agy'
+    );
+
+    expect(env.CLAUDE_CODE_AUTO_COMPACT_WINDOW).toBe('200000');
+  });
+
+  it('does not inject a value for unknown or custom models', () => {
+    const env = applyClaudeAutoCompactWindow(
+      {
+        ANTHROPIC_MODEL: 'custom-model-with-unknown-window',
+      },
+      'codex'
+    );
+
+    expect('CLAUDE_CODE_AUTO_COMPACT_WINDOW' in env).toBe(false);
+  });
+
+  it('preserves an explicit user value', () => {
+    const env = applyClaudeAutoCompactWindow(
+      {
+        ANTHROPIC_MODEL: 'gpt-5.6-sol',
+        CLAUDE_CODE_AUTO_COMPACT_WINDOW: '123456',
+      },
+      'codex'
+    );
+
+    expect(env.CLAUDE_CODE_AUTO_COMPACT_WINDOW).toBe('123456');
+  });
+
+  it('treats an explicit empty value as authoritative', () => {
+    const env = applyClaudeAutoCompactWindow(
+      {
+        ANTHROPIC_MODEL: 'gpt-5.6-sol',
+        CLAUDE_CODE_AUTO_COMPACT_WINDOW: '',
+      },
+      'codex'
+    );
+
+    expect(env.CLAUDE_CODE_AUTO_COMPACT_WINDOW).toBe('');
+  });
+
+  it('does not mistake a differently cased variable for the Claude Code key', () => {
+    const env = applyClaudeAutoCompactWindow(
+      {
+        ANTHROPIC_MODEL: 'gpt-5.6-sol',
+        claude_code_auto_compact_window: '123456',
+      },
+      'codex'
+    );
+
+    expect(env.claude_code_auto_compact_window).toBe('123456');
+    expect(env.CLAUDE_CODE_AUTO_COMPACT_WINDOW).toBe('372000');
+  });
+});
+
+describe('Claude launch auto-compact integration', () => {
+  let tempHome: string;
+  let originalCcsHome: string | undefined;
+  let originalAutoCompactWindow: string | undefined;
+
+  beforeEach(() => {
+    originalCcsHome = process.env.CCS_HOME;
+    originalAutoCompactWindow = process.env.CLAUDE_CODE_AUTO_COMPACT_WINDOW;
+    tempHome = fs.mkdtempSync(path.join(os.tmpdir(), 'ccs-auto-compact-'));
+    process.env.CCS_HOME = tempHome;
+    delete process.env.CLAUDE_CODE_AUTO_COMPACT_WINDOW;
+    invalidateConfigCache();
+    clearConfigCache();
+  });
+
+  afterEach(() => {
+    if (originalCcsHome === undefined) delete process.env.CCS_HOME;
+    else process.env.CCS_HOME = originalCcsHome;
+
+    if (originalAutoCompactWindow === undefined) {
+      delete process.env.CLAUDE_CODE_AUTO_COMPACT_WINDOW;
+    } else {
+      process.env.CLAUDE_CODE_AUTO_COMPACT_WINDOW = originalAutoCompactWindow;
+    }
+
+    invalidateConfigCache();
+    clearConfigCache();
+    fs.rmSync(tempHome, { recursive: true, force: true });
+  });
+
+  it('injects the catalog window for the provider default model on Claude launches', () => {
+    const env = buildClaudeEnvironment({
+      provider: 'codex',
+      useRemoteProxy: false,
+      localPort: 8317,
+      verbose: false,
+    });
+
+    expect(env.ANTHROPIC_MODEL).toBe('gpt-5.4(high)');
+    expect(env.CLAUDE_CODE_AUTO_COMPACT_WINDOW).toBe('1050000');
+  });
+
+  it('preserves an inherited user value on Claude launches', () => {
+    process.env.CLAUDE_CODE_AUTO_COMPACT_WINDOW = '';
+
+    const env = buildClaudeEnvironment({
+      provider: 'codex',
+      useRemoteProxy: false,
+      localPort: 8317,
+      verbose: false,
+    });
+
+    expect(env.CLAUDE_CODE_AUTO_COMPACT_WINDOW).toBe('');
+  });
+
+  it('uses the composite default tier provider for model lookup', () => {
+    const env = buildClaudeEnvironment({
+      provider: 'codex',
+      useRemoteProxy: false,
+      localPort: 8317,
+      verbose: false,
+      isComposite: true,
+      compositeTiers: {
+        opus: { provider: 'agy', model: 'claude-opus-4-6-thinking' },
+        sonnet: { provider: 'codex', model: 'gpt-5.6-sol' },
+        haiku: { provider: 'kimi', model: 'kimi-k2' },
+      },
+      compositeDefaultTier: 'opus',
+    });
+
+    expect(env.CLAUDE_CODE_AUTO_COMPACT_WINDOW).toBe('200000');
+  });
+
+  it('preserves an explicit empty value from a custom settings file', () => {
+    const settingsPath = path.join(tempHome, 'codex-custom.settings.json');
+    fs.writeFileSync(
+      settingsPath,
+      JSON.stringify({
+        env: {
+          ANTHROPIC_BASE_URL: 'http://127.0.0.1:8317',
+          ANTHROPIC_AUTH_TOKEN: 'test-token',
+          ANTHROPIC_MODEL: 'gpt-5.6-sol',
+          CLAUDE_CODE_AUTO_COMPACT_WINDOW: '',
+        },
+      })
+    );
+
+    const env = buildClaudeEnvironment({
+      provider: 'codex',
+      useRemoteProxy: false,
+      localPort: 8317,
+      customSettingsPath: settingsPath,
+      verbose: false,
+    });
+
+    expect(env.CLAUDE_CODE_AUTO_COMPACT_WINDOW).toBe('');
+  });
+});

tests/unit/commands/cliproxy-catalog-json.test.ts

@@ -42,10 +42,7 @@ describe('cliproxy catalog --json output', () => {
   it('includes metadata fields when present on model entries', () => {
     handleCatalogJson();
 
-    const parsed = JSON.parse(capturedOutput[0]) as Record<
+    const parsed = JSON.parse(capturedOutput[0]) as Record<string, Array<Record<string, unknown>>>;
-      string,
-      Array<Record<string, unknown>>
-    >;
     const allModels = Object.values(parsed).flat();
 
     // At least some models in the static catalog have tier set
@@ -56,15 +53,19 @@ describe('cliproxy catalog --json output', () => {
     for (const model of withTier) {
       expect(['free', 'pro', 'ultra']).toContain(model.tier);
     }
+
+    const withContextWindow = allModels.filter((m) => m.contextWindow !== undefined);
+    expect(withContextWindow.length).toBeGreaterThan(0);
+    for (const model of withContextWindow) {
+      expect(Number.isInteger(model.contextWindow)).toBe(true);
+      expect(model.contextWindow as number).toBeGreaterThan(0);
+    }
   });
 
   it('omits undefined optional fields instead of including nulls', () => {
     handleCatalogJson();
 
-    const parsed = JSON.parse(capturedOutput[0]) as Record<
+    const parsed = JSON.parse(capturedOutput[0]) as Record<string, Array<Record<string, unknown>>>;
-      string,
-      Array<Record<string, unknown>>
-    >;
     const allModels = Object.values(parsed).flat();
 
     for (const model of allModels) {
@@ -78,10 +79,7 @@ describe('cliproxy catalog --json output', () => {
   it('includes explicit false boolean values in output', () => {
     handleCatalogJson();
 
-    const parsed = JSON.parse(capturedOutput[0]) as Record<
+    const parsed = JSON.parse(capturedOutput[0]) as Record<string, Array<Record<string, unknown>>>;
-      string,
-      Array<Record<string, unknown>>
-    >;
     const allModels = Object.values(parsed).flat();
 
     // Static catalog has models with extendedContext: false
@@ -92,10 +90,7 @@ describe('cliproxy catalog --json output', () => {
   it('includes thinking configuration when present on models', () => {
     handleCatalogJson();
 
-    const parsed = JSON.parse(capturedOutput[0]) as Record<
+    const parsed = JSON.parse(capturedOutput[0]) as Record<string, Array<Record<string, unknown>>>;
-      string,
-      Array<Record<string, unknown>>
-    >;
     const allModels = Object.values(parsed).flat();
 
     // Static catalog has thinking models (e.g. Claude Opus 4.6 Thinking)