feat(brain): mosaic brain CLI surface (#403)

packages/brain/src/cli.spec.ts

@@ -0,0 +1,95 @@
+import { describe, it, expect } from 'vitest';
+import { Command } from 'commander';
+import { registerBrainCommand } from './cli.js';
+
+/**
+ * Smoke test: verifies the command tree is correctly registered.
+ * No database connection is opened — we only inspect Commander metadata.
+ */
+describe('registerBrainCommand', () => {
+  function buildProgram(): Command {
+    const program = new Command('mosaic');
+    // Prevent Commander from calling process.exit on parse errors during tests.
+    program.exitOverride();
+    registerBrainCommand(program);
+    return program;
+  }
+
+  it('registers a top-level "brain" command', () => {
+    const program = buildProgram();
+    const brainCmd = program.commands.find((c) => c.name() === 'brain');
+    expect(brainCmd).toBeDefined();
+  });
+
+  it('registers "brain projects" with "list" and "create" subcommands', () => {
+    const program = buildProgram();
+    const brainCmd = program.commands.find((c) => c.name() === 'brain')!;
+    const projectsCmd = brainCmd.commands.find((c) => c.name() === 'projects');
+    expect(projectsCmd).toBeDefined();
+
+    const subNames = projectsCmd!.commands.map((c) => c.name());
+    expect(subNames).toContain('list');
+    expect(subNames).toContain('create');
+  });
+
+  it('registers "brain missions" with "list" subcommand', () => {
+    const program = buildProgram();
+    const brainCmd = program.commands.find((c) => c.name() === 'brain')!;
+    const missionsCmd = brainCmd.commands.find((c) => c.name() === 'missions');
+    expect(missionsCmd).toBeDefined();
+
+    const subNames = missionsCmd!.commands.map((c) => c.name());
+    expect(subNames).toContain('list');
+  });
+
+  it('registers "brain tasks" with "list" subcommand', () => {
+    const program = buildProgram();
+    const brainCmd = program.commands.find((c) => c.name() === 'brain')!;
+    const tasksCmd = brainCmd.commands.find((c) => c.name() === 'tasks');
+    expect(tasksCmd).toBeDefined();
+
+    const subNames = tasksCmd!.commands.map((c) => c.name());
+    expect(subNames).toContain('list');
+  });
+
+  it('registers "brain conversations" with "list" subcommand', () => {
+    const program = buildProgram();
+    const brainCmd = program.commands.find((c) => c.name() === 'brain')!;
+    const conversationsCmd = brainCmd.commands.find((c) => c.name() === 'conversations');
+    expect(conversationsCmd).toBeDefined();
+
+    const subNames = conversationsCmd!.commands.map((c) => c.name());
+    expect(subNames).toContain('list');
+  });
+
+  it('"brain projects list" accepts --db and --limit options', () => {
+    const program = buildProgram();
+    const brainCmd = program.commands.find((c) => c.name() === 'brain')!;
+    const projectsCmd = brainCmd.commands.find((c) => c.name() === 'projects')!;
+    const listCmd = projectsCmd.commands.find((c) => c.name() === 'list')!;
+
+    const optionNames = listCmd.options.map((o) => o.long);
+    expect(optionNames).toContain('--db');
+    expect(optionNames).toContain('--limit');
+  });
+
+  it('"brain missions list" accepts --project option', () => {
+    const program = buildProgram();
+    const brainCmd = program.commands.find((c) => c.name() === 'brain')!;
+    const missionsCmd = brainCmd.commands.find((c) => c.name() === 'missions')!;
+    const listCmd = missionsCmd.commands.find((c) => c.name() === 'list')!;
+
+    const optionNames = listCmd.options.map((o) => o.long);
+    expect(optionNames).toContain('--project');
+  });
+
+  it('"brain tasks list" accepts --project option', () => {
+    const program = buildProgram();
+    const brainCmd = program.commands.find((c) => c.name() === 'brain')!;
+    const tasksCmd = brainCmd.commands.find((c) => c.name() === 'tasks')!;
+    const listCmd = tasksCmd.commands.find((c) => c.name() === 'list')!;
+
+    const optionNames = listCmd.options.map((o) => o.long);
+    expect(optionNames).toContain('--project');
+  });
+});