test(installer): preregister durable brain P7 integration

packages/mosaic/src/commands/brain-installer-integration.spec.ts

@@ -0,0 +1,54 @@
+import { describe, expect, it } from 'vitest';
+import { readFileSync } from 'node:fs';
+import { join } from 'node:path';
+
+function installerSource(): string {
+  return readFileSync(join(process.cwd(), '..', '..', 'tools', 'install.sh'), 'utf8');
+}
+
+describe('root installer P7 durable-brain integration', (): void => {
+  it('records the configured source repository in the committed manifest for doctor derivation', (): void => {
+    const installer = installerSource();
+
+    expect(installer).toContain('sourceRepo:');
+    expect(installer).toMatch(/sourceRepo:\s*process\.argv\[/);
+    expect(installer).toMatch(/MANIFEST_SOURCE_REPO/);
+  });
+
+  it('invokes the broker-only provision command in P7 with explicit owner and refusal controls', (): void => {
+    const installer = installerSource();
+    const provision = installer.indexOf('__brain-provision');
+    const p7 = installer.indexOf('state_phase_begin P7');
+
+    expect(provision).toBeGreaterThan(-1);
+    expect(p7).toBeGreaterThan(-1);
+    expect(provision).toBeGreaterThan(p7);
+    for (const flag of [
+      '--identity',
+      '--target-url',
+      '--owner',
+      '--refusal-identity',
+      '--lane',
+      '--owner-policy',
+    ]) {
+      expect(installer).toContain(flag);
+    }
+    expect(installer).not.toMatch(/__brain-provision[^\n]*(?:token|password|authorization)/i);
+  });
+
+  it('journals ~/.mosaic and the owner policy as P7 mutations and checks the resulting object', (): void => {
+    const installer = installerSource();
+
+    expect(installer).toContain('state_record_mutation P7 "$HOME/.mosaic"');
+    expect(installer).toContain('state_record_mutation P7 "$MOSAIC_HOME/brain/owners.json"');
+    expect(installer).toMatch(/P7\)[\s\S]*\.mosaic[\s\S]*(?:remote|get-url)[\s\S]*main/);
+  });
+
+  it('discovers every legacy lane directory rather than silently migrating only one lane', (): void => {
+    const installer = installerSource();
+
+    expect(installer).toMatch(/memory\/lanes/);
+    expect(installer).toMatch(/for\s+[^\n]*lane/);
+    expect(installer).toMatch(/__brain-provision[\s\S]*--lane/);
+  });
+});