feat: more work on python scriptiong basics

tests/renderer/python/PythonRuntimeManager.test.ts

@@ -1,5 +1,6 @@
 import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
 import { PythonRuntimeManager } from '../../../src/renderer/python/PythonRuntimeManager';
+import { createMacroRenderOptions } from '../../../src/renderer/python/macroRenderOptions';
 
 class MockWorker {
   onmessage: ((event: MessageEvent) => void) | null = null;
@@ -81,6 +82,58 @@ describe('PythonRuntimeManager', () => {
     await expect(runPromise).resolves.toEqual({ result: '2', stdout: 'hello\n' });
   });
 
+  it('forwards compile cache key in execute request options', async () => {
+    const worker = new MockWorker();
+    const manager = new PythonRuntimeManager(() => worker as unknown as Worker);
+
+    const initPromise = manager.initialize();
+    worker.emitMessage({ type: 'ready' });
+    await initPromise;
+
+    const runPromise = manager.execute('value = 1', { cacheKey: 'script-1:3' });
+    await Promise.resolve();
+    const request = worker.postedMessages[0] as { requestId: string; cacheKey?: string };
+    expect(request.cacheKey).toBe('script-1:3');
+
+    worker.emitMessage({ type: 'runResult', requestId: request.requestId, result: '' });
+    await expect(runPromise).resolves.toEqual({ result: '', stdout: '' });
+  });
+
+  it('forwards selected entrypoint in execute request options', async () => {
+    const worker = new MockWorker();
+    const manager = new PythonRuntimeManager(() => worker as unknown as Worker);
+
+    const initPromise = manager.initialize();
+    worker.emitMessage({ type: 'ready' });
+    await initPromise;
+
+    const runPromise = manager.execute('def helper():\n    return 42', { entrypoint: 'helper' });
+    await Promise.resolve();
+    const request = worker.postedMessages[0] as { requestId: string; entrypoint?: string };
+    expect(request.entrypoint).toBe('helper');
+
+    worker.emitMessage({ type: 'runResult', requestId: request.requestId, result: '42' });
+    await expect(runPromise).resolves.toEqual({ result: '42', stdout: '' });
+  });
+
+  it('inspects script and returns available function names', async () => {
+    const worker = new MockWorker();
+    const manager = new PythonRuntimeManager(() => worker as unknown as Worker);
+
+    const initPromise = manager.initialize();
+    worker.emitMessage({ type: 'ready' });
+    await initPromise;
+
+    const inspectPromise = manager.inspectEntrypoints('def render(context):\n    return {}\n\ndef helper():\n    return 1');
+    await Promise.resolve();
+
+    const request = worker.postedMessages[0] as { type: string; requestId: string; code: string };
+    expect(request.type).toBe('inspectEntrypoints');
+
+    worker.emitMessage({ type: 'entrypoints', requestId: request.requestId, entrypoints: ['render', 'helper'] });
+    await expect(inspectPromise).resolves.toEqual(['render', 'helper']);
+  });
+
   it('rejects when runtime returns run error', async () => {
     const worker = new MockWorker();
     const manager = new PythonRuntimeManager(() => worker as unknown as Worker);
@@ -171,6 +224,116 @@ describe('PythonRuntimeManager', () => {
     await expect(runPromise).resolves.toEqual({ result: { html: '<p>ok</p>' }, stdout: 'rendering\n' });
   });
 
+  it('accepts optional env hook and source metadata for macro execution', async () => {
+    const worker = new MockWorker();
+    const manager = new PythonRuntimeManager(() => worker as unknown as Worker);
+
+    const initPromise = manager.initialize();
+    worker.emitMessage({ type: 'ready' });
+    await initPromise;
+
+    const runPromise = manager.renderMacroV1('def render(context):\n  return {"html": "<p>ok</p>"}', {
+      env: {
+        isPreview: true,
+        hook: 'post:render',
+        source: {
+          kind: 'post',
+          id: 'post-1',
+        },
+      },
+    });
+
+    await Promise.resolve();
+    const request = worker.postedMessages[0] as {
+      requestId: string;
+      context: { env: { hook?: string; source?: { kind: string; id?: string } } };
+    };
+    expect(request.context.env.hook).toBe('post:render');
+    expect(request.context.env.source).toEqual({ kind: 'post', id: 'post-1' });
+
+    worker.emitMessage({ type: 'macroResult', requestId: request.requestId, result: { html: '<p>ok</p>' } });
+    await expect(runPromise).resolves.toEqual({ result: { html: '<p>ok</p>' }, stdout: '' });
+  });
+
+  it('injects env hook and source metadata from macro execution options', async () => {
+    const worker = new MockWorker();
+    const manager = new PythonRuntimeManager(() => worker as unknown as Worker);
+
+    const initPromise = manager.initialize();
+    worker.emitMessage({ type: 'ready' });
+    await initPromise;
+
+    const runPromise = manager.renderMacroV1(
+      'def render(context):\n  return {"html": "<p>ok</p>"}',
+      {
+        env: {
+          isPreview: true,
+        },
+      },
+      createMacroRenderOptions({
+        hook: 'preview:macro',
+        source: {
+          kind: 'post',
+          id: 'post-77',
+        },
+      })
+    );
+
+    await Promise.resolve();
+    const request = worker.postedMessages[0] as {
+      requestId: string;
+      context: { env: { hook?: string; source?: { kind: string; id?: string } } };
+    };
+
+    expect(request.context.env.hook).toBe('preview:macro');
+    expect(request.context.env.source).toEqual({ kind: 'post', id: 'post-77' });
+
+    worker.emitMessage({ type: 'macroResult', requestId: request.requestId, result: { html: '<p>ok</p>' } });
+    await expect(runPromise).resolves.toEqual({ result: { html: '<p>ok</p>' }, stdout: '' });
+  });
+
+  it('preserves explicit env hook and source over macro execution options', async () => {
+    const worker = new MockWorker();
+    const manager = new PythonRuntimeManager(() => worker as unknown as Worker);
+
+    const initPromise = manager.initialize();
+    worker.emitMessage({ type: 'ready' });
+    await initPromise;
+
+    const runPromise = manager.renderMacroV1(
+      'def render(context):\n  return {"html": "<p>ok</p>"}',
+      {
+        env: {
+          isPreview: true,
+          hook: 'explicit:hook',
+          source: {
+            kind: 'page',
+            id: 'page-9',
+          },
+        },
+      },
+      createMacroRenderOptions({
+        hook: 'preview:macro',
+        source: {
+          kind: 'post',
+          id: 'post-77',
+        },
+      })
+    );
+
+    await Promise.resolve();
+    const request = worker.postedMessages[0] as {
+      requestId: string;
+      context: { env: { hook?: string; source?: { kind: string; id?: string } } };
+    };
+
+    expect(request.context.env.hook).toBe('explicit:hook');
+    expect(request.context.env.source).toEqual({ kind: 'page', id: 'page-9' });
+
+    worker.emitMessage({ type: 'macroResult', requestId: request.requestId, result: { html: '<p>ok</p>' } });
+    await expect(runPromise).resolves.toEqual({ result: { html: '<p>ok</p>' }, stdout: '' });
+  });
+
   it('rejects macro execution when worker result violates ABI schema', async () => {
     const worker = new MockWorker();
     const manager = new PythonRuntimeManager(() => worker as unknown as Worker);