ECC/tests/lib/install-executor.test.js

/**
 * Direct tests for scripts/lib/install-executor.js.
 */

'use strict';

const assert = require('assert');
const crypto = require('crypto');
const fs = require('fs');
const os = require('os');
const path = require('path');

const {
  applyInstallPlan,
  createLegacyCompatInstallPlan,
  createLegacyInstallPlan,
  createManifestInstallPlan,
  dedupeCopyFileOperations,
  listAvailableLanguages,
} = require('../../scripts/lib/install-executor');
const { applyInstallPlan: applyInstallPlanDirect } = require('../../scripts/lib/install/apply');

const REPO_ROOT = path.resolve(__dirname, '..', '..');

function createTempDir(prefix) {
  return fs.mkdtempSync(path.join(os.tmpdir(), prefix));
}

function cleanup(dirPath) {
  fs.rmSync(dirPath, { recursive: true, force: true });
}

function writeFile(root, relativePath, content = '') {
  const filePath = path.join(root, relativePath);
  fs.mkdirSync(path.dirname(filePath), { recursive: true });
  fs.writeFileSync(filePath, content, 'utf8');
  return filePath;
}

function writeJson(root, relativePath, value) {
  writeFile(root, relativePath, `${JSON.stringify(value, null, 2)}\n`);
}

function operationFor(plan, suffix) {
  return plan.operations.find(operation => (
    operation.destinationPath.endsWith(suffix)
    || operation.sourceRelativePath.split(path.sep).join('/').endsWith(suffix.split(path.sep).join('/'))
  ));
}

function writeLegacySourceFixture(root) {
  writeJson(root, 'package.json', { version: '9.8.7' });
  writeFile(root, path.join('rules', 'common', 'coding-style.md'), '# Common\n');
  writeFile(root, path.join('rules', 'common', 'nested', 'shared.md'), '# Shared\n');
  writeFile(root, path.join('rules', 'common', 'node_modules', 'ignored.md'), '# Ignored\n');
  writeFile(root, path.join('rules', 'common', '.git', 'ignored.md'), '# Ignored\n');
  writeFile(root, path.join('rules', 'common', '__pycache__', 'ignored.cpython-314.pyc'), 'ignored\n');
  writeFile(root, path.join('rules', 'common', 'stray.pyc'), 'ignored\n');
  writeFile(root, path.join('rules', 'common', 'stray.pyo'), 'ignored\n');
  writeFile(root, path.join('rules', 'common', 'stray.pyd'), 'ignored\n');
  writeFile(root, path.join('rules', 'typescript', 'testing.md'), '# TS\n');
  writeFile(root, path.join('rules', 'python', 'testing.md'), '# Python\n');

  writeFile(root, path.join('.cursor', 'rules', 'common-style.md'), '# Cursor common\n');
  writeFile(root, path.join('.cursor', 'rules', 'typescript-style.md'), '# Cursor TS\n');
  writeFile(root, path.join('.cursor', 'rules', 'python-style.txt'), '# Not markdown\n');
  writeFile(root, path.join('.cursor', 'agents', 'planner.md'), '# Planner\n');
  writeFile(root, path.join('.cursor', 'skills', 'demo', 'SKILL.md'), '# Demo\n');
  writeFile(root, path.join('.cursor', 'commands', 'plan.md'), '# Plan\n');
  writeFile(root, path.join('.cursor', 'hooks', 'hook.js'), 'process.exit(0);\n');
  writeJson(root, path.join('.cursor', 'hooks.json'), { version: 1, hooks: {} });
  writeJson(root, '.mcp.json', { mcpServers: { github: { command: 'github-mcp' } } });

  writeFile(root, path.join('commands', 'plan.md'), '# Plan\n');
  writeFile(root, path.join('agents', 'architect.md'), '# Architect\n');
  writeFile(root, path.join('skills', 'demo', 'SKILL.md'), '# Demo\n');
}

function writeManifestSourceFixture(root) {
  writeJson(root, 'package.json', { version: '1.2.3' });
  writeJson(root, path.join('manifests', 'install-modules.json'), {
    version: 7,
    modules: [
      {
        id: 'fixture-core',
        kind: 'fixture',
        description: 'Fixture module',
        paths: [
          'rules',
          'src',
          'standalone.txt',
          'missing.txt',
          'skills/demo',
          path.join('runtime', 'ecc', 'install-state.json'),
          '.claude-plugin',
        ],
        targets: ['claude'],
        dependencies: [],
        defaultInstall: true,
        cost: 'light',
        stability: 'stable',
      },
    ],
  });
  writeJson(root, path.join('manifests', 'install-profiles.json'), {
    version: 1,
    profiles: {
      minimal: {
        description: 'Minimal fixture profile',
        modules: ['fixture-core'],
      },
    },
  });
  writeFile(root, path.join('src', 'app.js'), 'console.log("app");\n');
  writeFile(root, path.join('src', 'nested', 'feature.js'), 'console.log("feature");\n');
  writeFile(root, path.join('src', 'node_modules', 'ignored.js'), 'console.log("ignored");\n');
  writeFile(root, path.join('src', '.git', 'ignored.js'), 'console.log("ignored");\n');
  writeFile(root, path.join('src', '__pycache__', 'ignored.cpython-314.pyc'), 'ignored\n');
  writeFile(root, path.join('src', 'stray.pyc'), 'ignored\n');
  writeFile(root, path.join('src', 'stray.pyo'), 'ignored\n');
  writeFile(root, path.join('src', 'stray.pyd'), 'ignored\n');
  writeFile(root, path.join('src', 'nested', 'ecc-install-state.json'), '{}\n');
  writeFile(root, path.join('rules', 'common', 'coding-style.md'), '# Common\n');
  writeFile(root, path.join('skills', 'demo', 'SKILL.md'), '# Demo\n');
  writeFile(root, 'standalone.txt', 'standalone\n');
  writeFile(root, path.join('runtime', 'ecc', 'install-state.json'), '{}\n');
  writeJson(root, path.join('.claude-plugin', 'plugin.json'), { name: 'fixture' });
}

function test(name, fn) {
  try {
    fn();
    console.log(`  PASS ${name}`);
    return true;
  } catch (error) {
    console.log(`  FAIL ${name}`);
    console.log(`    Error: ${error.message}`);
    return false;
  }
}

function runTests() {
  console.log('\n=== Testing install-executor.js ===\n');

  let passed = 0;
  let failed = 0;

  if (test('lists legacy and local rule languages while ignoring common', () => {
    const sourceRoot = createTempDir('install-executor-source-');
    try {
      fs.mkdirSync(path.join(sourceRoot, 'rules', 'common'), { recursive: true });
      fs.mkdirSync(path.join(sourceRoot, 'rules', 'zig'), { recursive: true });

      const languages = listAvailableLanguages(sourceRoot);

      assert.ok(languages.includes('typescript'));
      assert.ok(languages.includes('ruby'));
      assert.ok(languages.includes('rails'));
      assert.ok(languages.includes('zig'));
      assert.ok(!languages.includes('common'));
      assert.deepStrictEqual([...languages].sort(), languages);
    } finally {
      cleanup(sourceRoot);
    }
  })) passed++; else failed++;

  if (test('rejects unknown legacy install targets before planning', () => {
    assert.throws(
      () => createLegacyInstallPlan({ target: 'not-a-target' }),
      /Unknown install target: not-a-target/
    );
  })) passed++; else failed++;

  if (test('plans Claude legacy rules with warnings and state preview', () => {
    const sourceRoot = createTempDir('install-executor-source-');
    const homeDir = createTempDir('install-executor-home-');
    const projectRoot = createTempDir('install-executor-project-');
    const claudeRulesDir = path.join(homeDir, 'custom-rules');
    try {
      writeLegacySourceFixture(sourceRoot);
      writeFile(homeDir, path.join('custom-rules', 'existing.md'), '# Existing\n');

      const plan = createLegacyInstallPlan({
        sourceRoot,
        homeDir,
        projectRoot,
        claudeRulesDir,
        target: 'claude',
        languages: ['typescript', 'missing-lang', '../bad'],
      });

      assert.strictEqual(plan.mode, 'legacy');
      assert.strictEqual(plan.target, 'claude');
      assert.strictEqual(plan.installRoot, claudeRulesDir);
      assert.ok(plan.warnings.some(warning => warning.includes('files may be overwritten')));
      assert.ok(plan.warnings.some(warning => warning.includes("rules/missing-lang/ does not exist")));
      assert.ok(plan.warnings.some(warning => warning.includes("Invalid language name '../bad'")));
      assert.ok(operationFor(plan, path.join('custom-rules', 'common', 'coding-style.md')));
      assert.ok(operationFor(plan, path.join('custom-rules', 'common', 'nested', 'shared.md')));
      assert.ok(operationFor(plan, path.join('custom-rules', 'typescript', 'testing.md')));
      assert.ok(!plan.operations.some(operation => operation.sourceRelativePath.includes('node_modules')));
      assert.ok(!plan.operations.some(operation => operation.sourceRelativePath.includes('.git')));
      assert.ok(!plan.operations.some(operation => operation.sourceRelativePath.includes('__pycache__')));
      assert.ok(!plan.operations.some(operation => /\.(?:pyc|pyo|pyd)$/.test(operation.sourceRelativePath)));
      assert.deepStrictEqual(plan.statePreview.request.legacyLanguages, ['typescript', 'missing-lang', '../bad']);
      assert.strictEqual(plan.statePreview.request.legacyMode, true);
      assert.strictEqual(plan.statePreview.source.repoVersion, '9.8.7');
      assert.strictEqual(plan.statePreview.source.manifestVersion, 1);
    } finally {
      cleanup(sourceRoot);
      cleanup(homeDir);
      cleanup(projectRoot);
    }
  })) passed++; else failed++;

  if (test('plans Claude legacy rules under the default ECC-managed rules directory', () => {
    const sourceRoot = createTempDir('install-executor-source-');
    const homeDir = createTempDir('install-executor-home-');
    const projectRoot = createTempDir('install-executor-project-');
    try {
      writeLegacySourceFixture(sourceRoot);
      writeFile(homeDir, path.join('.claude', 'rules', 'common', 'coding-style.md'), '# User custom rule\n');

      const plan = createLegacyInstallPlan({
        sourceRoot,
        homeDir,
        projectRoot,
        target: 'claude',
        languages: ['typescript'],
      });

      const managedRulesDir = path.join(homeDir, '.claude', 'rules', 'ecc');
      assert.strictEqual(plan.installRoot, managedRulesDir);
      assert.ok(operationFor(plan, path.join('.claude', 'rules', 'ecc', 'common', 'coding-style.md')));
      assert.ok(operationFor(plan, path.join('.claude', 'rules', 'ecc', 'typescript', 'testing.md')));
      assert.ok(!operationFor(plan, path.join('.claude', 'rules', 'common', 'coding-style.md')));
      assert.ok(!plan.warnings.some(warning => warning.includes('files may be overwritten')));
    } finally {
      cleanup(sourceRoot);
      cleanup(homeDir);
      cleanup(projectRoot);
    }
  })) passed++; else failed++;

  if (test('plans Cursor legacy assets and JSON merge payloads', () => {
    const sourceRoot = createTempDir('install-executor-source-');
    const projectRoot = createTempDir('install-executor-project-');
    const homeDir = createTempDir('install-executor-home-');
    try {
      writeLegacySourceFixture(sourceRoot);

      const plan = createLegacyInstallPlan({
        sourceRoot,
        projectRoot,
        homeDir,
        target: 'cursor',
        languages: ['typescript', 'ruby', 'bad/name'],
      });

      const targetRoot = path.join(projectRoot, '.cursor');
      assert.strictEqual(plan.installRoot, targetRoot);
      assert.ok(operationFor(plan, path.join('.cursor', 'rules', 'common-style.md')));
      assert.ok(operationFor(plan, path.join('.cursor', 'rules', 'typescript-style.md')));
      assert.ok(operationFor(plan, path.join('.cursor', 'agents', 'ecc-planner.md')));
      assert.ok(!plan.operations.some(operation => (
        operation.destinationPath.endsWith(path.join('.cursor', 'agents', 'planner.md'))
      )));
      assert.ok(operationFor(plan, path.join('.cursor', 'skills', 'demo', 'SKILL.md')));
      assert.ok(operationFor(plan, path.join('.cursor', 'commands', 'plan.md')));
      assert.ok(operationFor(plan, path.join('.cursor', 'hooks', 'hook.js')));
      assert.ok(operationFor(plan, path.join('.cursor', 'hooks.json')));
      const mergeOperation = plan.operations.find(operation => operation.kind === 'merge-json');
      assert.ok(mergeOperation, 'Should merge shared MCP config into Cursor');
      assert.deepStrictEqual(mergeOperation.mergePayload.mcpServers.github.command, 'github-mcp');
      assert.ok(plan.warnings.some(warning => warning.includes("No Cursor rules for 'ruby'")));
      assert.ok(plan.warnings.some(warning => warning.includes("Invalid language name 'bad/name'")));
      assert.strictEqual(plan.statePreview.target.id, 'cursor-project');
    } finally {
      cleanup(sourceRoot);
      cleanup(projectRoot);
      cleanup(homeDir);
    }
  })) passed++; else failed++;

  if (test('surfaces invalid Cursor MCP JSON while planning legacy install', () => {
    const sourceRoot = createTempDir('install-executor-source-');
    const projectRoot = createTempDir('install-executor-project-');
    const homeDir = createTempDir('install-executor-home-');
    try {
      writeLegacySourceFixture(sourceRoot);
      fs.writeFileSync(path.join(sourceRoot, '.mcp.json'), '[]\n', 'utf8');

      assert.throws(
        () => createLegacyInstallPlan({ sourceRoot, projectRoot, homeDir, target: 'cursor' }),
        /Invalid \.mcp\.json/
      );
    } finally {
      cleanup(sourceRoot);
      cleanup(projectRoot);
      cleanup(homeDir);
    }
  })) passed++; else failed++;

  if (test('plans Antigravity legacy files with flattened rule names', () => {
    const sourceRoot = createTempDir('install-executor-source-');
    const projectRoot = createTempDir('install-executor-project-');
    const homeDir = createTempDir('install-executor-home-');
    try {
      writeLegacySourceFixture(sourceRoot);
      writeFile(projectRoot, path.join('.agents', 'rules', 'existing.md'), '# Existing\n');

      const plan = createLegacyInstallPlan({
        sourceRoot,
        projectRoot,
        homeDir,
        target: 'antigravity',
        languages: ['typescript', 'missing-lang', 'bad/name'],
      });

      assert.strictEqual(plan.installRoot, path.join(projectRoot, '.agents'));
      assert.ok(plan.warnings.some(warning => warning.includes('files may be overwritten')));
      assert.ok(plan.warnings.some(warning => warning.includes("rules/missing-lang/ does not exist")));
      assert.ok(plan.warnings.some(warning => warning.includes("Invalid language name 'bad/name'")));
      assert.ok(operationFor(plan, path.join('.agents', 'rules', 'common-coding-style.md')));
      assert.ok(operationFor(plan, path.join('.agents', 'rules', 'typescript-testing.md')));
      assert.ok(operationFor(plan, path.join('.agents', 'workflows', 'plan.md')));
      const agentOperation = plan.operations.find(operation => (
        operation.destinationPath.endsWith(path.join('.agents', 'agents', 'architect.md'))
      ));
      assert.ok(agentOperation);
      assert.strictEqual(agentOperation.contentTransform, 'antigravity-agent-frontmatter');
      assert.ok(plan.operations.some(operation => (
        operation.destinationPath.endsWith(path.join('.agents', 'skills', 'demo', 'SKILL.md'))
      )));
      assert.strictEqual(plan.statePreview.target.id, 'antigravity-project');
    } finally {
      cleanup(sourceRoot);
      cleanup(projectRoot);
      cleanup(homeDir);
    }
  })) passed++; else failed++;

  if (test('materializes manifest scaffold operations and filters generated runtime state', () => {
    const sourceRoot = createTempDir('install-executor-source-');
    const homeDir = createTempDir('install-executor-home-');
    try {
      writeManifestSourceFixture(sourceRoot);

      const plan = createManifestInstallPlan({
        sourceRoot,
        homeDir,
        target: 'claude',
        profileId: 'minimal',
        requestIncludeComponentIds: ['capability:fixture'],
        requestExcludeComponentIds: ['capability:skip'],
        warnings: ['fixture warning'],
      });

      const normalizedSources = plan.operations.map(operation => (
        operation.sourceRelativePath.split(path.sep).join('/')
      ));
      assert.ok(normalizedSources.includes('src/app.js'));
      assert.ok(normalizedSources.includes('src/nested/feature.js'));
      assert.ok(normalizedSources.includes('rules/common/coding-style.md'));
      assert.ok(normalizedSources.includes('skills/demo/SKILL.md'));
      assert.ok(normalizedSources.includes('standalone.txt'));
      assert.ok(normalizedSources.includes('.claude-plugin/plugin.json'));
      assert.ok(!normalizedSources.includes('missing.txt'));
      assert.ok(!normalizedSources.includes('runtime/ecc/install-state.json'));
      assert.ok(!normalizedSources.includes('src/nested/ecc-install-state.json'));
      assert.ok(!normalizedSources.some(source => source.includes('node_modules')));
      assert.ok(!normalizedSources.some(source => source.includes('.git')));
      assert.ok(!normalizedSources.some(source => source.includes('__pycache__')));
      assert.ok(!normalizedSources.some(source => /\.(?:pyc|pyo|pyd)$/.test(source)));
      assert.ok(plan.operations.some(operation => (
        operation.sourceRelativePath === path.join('.claude-plugin', 'plugin.json')
        && operation.destinationPath === path.join(homeDir, '.claude', 'plugin.json')
      )));
      assert.ok(plan.operations.some(operation => (
        operation.sourceRelativePath === path.join('rules', 'common', 'coding-style.md')
        && operation.destinationPath === path.join(homeDir, '.claude', 'rules', 'ecc', 'common', 'coding-style.md')
      )));
      assert.ok(plan.operations.some(operation => (
        operation.sourceRelativePath === path.join('skills', 'demo', 'SKILL.md')
        && operation.destinationPath === path.join(homeDir, '.claude', 'skills', 'demo', 'SKILL.md')
      )));
      assert.deepStrictEqual(plan.warnings, ['fixture warning']);
      assert.strictEqual(plan.statePreview.request.profile, 'minimal');
      assert.deepStrictEqual(plan.statePreview.request.includeComponents, ['capability:fixture']);
      assert.deepStrictEqual(plan.statePreview.request.excludeComponents, ['capability:skip']);
      assert.strictEqual(plan.statePreview.source.repoVersion, '1.2.3');
      assert.strictEqual(plan.statePreview.source.manifestVersion, 7);
    } finally {
      cleanup(sourceRoot);
      cleanup(homeDir);
    }
  })) passed++; else failed++;

  if (test('creates legacy compatibility manifest plans from language selections', () => {
    const projectRoot = createTempDir('install-executor-project-');
    const homeDir = createTempDir('install-executor-home-');
    try {
      const plan = createLegacyCompatInstallPlan({
        sourceRoot: REPO_ROOT,
        projectRoot,
        homeDir,
        target: 'cursor',
        legacyLanguages: ['rust'],
      });

      assert.strictEqual(plan.mode, 'legacy-compat');
      assert.deepStrictEqual(plan.legacyLanguages, ['rust']);
      assert.ok(plan.selectedModuleIds.includes('framework-language'));
      assert.strictEqual(plan.statePreview.request.legacyMode, true);
      assert.deepStrictEqual(plan.statePreview.request.legacyLanguages, ['rust']);
      assert.deepStrictEqual(plan.statePreview.request.modules, []);
    } finally {
      cleanup(projectRoot);
      cleanup(homeDir);
    }
  })) passed++; else failed++;

  if (test('applyInstallPlan re-export applies a manifest plan and writes install state', () => {
    const sourceRoot = createTempDir('install-executor-source-');
    const homeDir = createTempDir('install-executor-home-');
    try {
      writeManifestSourceFixture(sourceRoot);
      const plan = createManifestInstallPlan({
        sourceRoot,
        homeDir,
        target: 'claude',
        profileId: 'minimal',
      });

      const applied = applyInstallPlan(plan);

      assert.strictEqual(applied.applied, true);
      assert.ok(fs.existsSync(path.join(homeDir, '.claude', 'rules', 'ecc', 'common', 'coding-style.md')));
      assert.ok(fs.existsSync(path.join(homeDir, '.claude', 'skills', 'demo', 'SKILL.md')));
      assert.ok(fs.existsSync(path.join(homeDir, '.claude', 'src', 'app.js')));
      assert.ok(fs.existsSync(path.join(homeDir, '.claude', 'standalone.txt')));
      assert.ok(fs.existsSync(path.join(homeDir, '.claude', 'plugin.json')));
      const state = JSON.parse(fs.readFileSync(path.join(homeDir, '.claude', 'ecc', 'install-state.json'), 'utf8'));
      assert.strictEqual(state.request.profile, 'minimal');
      assert.deepStrictEqual(state.resolution.selectedModules, ['fixture-core']);
      for (const operation of state.operations) {
        assert.strictEqual(
          operation.contentSha256,
          crypto.createHash('sha256')
            .update(fs.readFileSync(operation.destinationPath))
            .digest('hex')
        );
      }
    } finally {
      cleanup(sourceRoot);
      cleanup(homeDir);
    }
  })) passed++; else failed++;

  if (test('per-operation guard runs after mkdir and immediately before a copy write', () => {
    const tempDir = createTempDir('install-executor-write-guard-');
    try {
      const targetRoot = path.join(tempDir, 'target');
      const sourcePath = writeFile(tempDir, path.join('source', 'security.md'), 'ecc\n');
      const destinationPath = path.join(targetRoot, 'rules', 'security.md');
      const plan = {
        adapter: { id: 'kimi-project', target: 'kimi', kind: 'project' },
        installStatePath: path.join(targetRoot, 'ecc-install-state.json'),
        operations: [{
          kind: 'copy-file',
          moduleId: 'core',
          sourcePath,
          sourceRelativePath: 'rules/security.md',
          destinationPath,
          strategy: 'preserve-relative-path',
          ownership: 'managed',
          scaffoldOnly: false,
        }],
        statePreview: { operations: [] },
        target: 'kimi',
        targetRoot,
      };
      const events = [];

      assert.throws(
        () => applyInstallPlanDirect(plan, {
          beforeOperationWrite({ operation }) {
            events.push(operation.destinationPath);
            assert.strictEqual(fs.existsSync(path.dirname(destinationPath)), true);
            assert.strictEqual(fs.existsSync(destinationPath), false);
            writeFile(targetRoot, path.join('rules', 'security.md'), 'user\n');
            throw new Error('late unowned collision');
          },
          writeInstallState() {},
        }),
        /late unowned collision/
      );
      assert.deepStrictEqual(events, [destinationPath]);
      assert.strictEqual(fs.readFileSync(destinationPath, 'utf8'), 'user\n');
    } finally {
      cleanup(tempDir);
    }
  })) passed++; else failed++;

  if (test('dedupeCopyFileOperations keeps the last writer per destination (issue #2414)', () => {
    // Mirrors the OpenCode command scenario: a generic commands/<name>.md source
    // (preserve-relative-path) and an override .opencode/commands/<name>.md source
    // (sync-root-children) both write the same destination. Before the fix both
    // ops were recorded, so `doctor` reported perpetual drift and `repair`
    // clobbered the override. Only the last writer (the override) should survive.
    const dest = '/home/.opencode/commands/build-fix.md';
    const operations = [
      { kind: 'copy-file', sourceRelativePath: 'commands/build-fix.md', destinationPath: dest, strategy: 'preserve-relative-path' },
      { kind: 'copy-file', sourceRelativePath: '.opencode/commands/build-fix.md', destinationPath: dest, strategy: 'sync-root-children' },
      { kind: 'copy-file', sourceRelativePath: 'commands/other.md', destinationPath: '/home/.opencode/commands/other.md', strategy: 'preserve-relative-path' },
    ];

    const deduped = dedupeCopyFileOperations(operations);

    const destinations = deduped
      .filter(operation => operation.kind === 'copy-file')
      .map(operation => operation.destinationPath);
    assert.deepStrictEqual(
      destinations,
      [dest, '/home/.opencode/commands/other.md'],
      'each copy-file destination must appear exactly once'
    );
    const survivor = deduped.find(operation => operation.destinationPath === dest);
    assert.strictEqual(
      survivor.sourceRelativePath,
      '.opencode/commands/build-fix.md',
      'the last writer (override) must win, not the generic source'
    );
  })) passed++; else failed++;

  if (test('dedupeCopyFileOperations leaves non copy-file operations and order intact', () => {
    // merge-json operations legitimately accumulate into a shared config file, so
    // multiple writes to one destination must be preserved; only redundant
    // copy-file writes are collapsed, and surviving ops keep their relative order.
    const mergeDest = '/home/.opencode/opencode.json';
    const operations = [
      { kind: 'merge-json', sourceRelativePath: 'a.json', destinationPath: mergeDest },
      { kind: 'copy-file', sourceRelativePath: 'src/x.md', destinationPath: '/home/x.md' },
      { kind: 'merge-json', sourceRelativePath: 'b.json', destinationPath: mergeDest },
      { kind: 'copy-file', sourceRelativePath: 'other/x.md', destinationPath: '/home/x.md' },
      { kind: 'remove', destinationPath: '/home/legacy.md' },
    ];

    const deduped = dedupeCopyFileOperations(operations);

    assert.deepStrictEqual(
      deduped.map(operation => `${operation.kind}:${operation.sourceRelativePath || operation.destinationPath}`),
      ['merge-json:a.json', 'merge-json:b.json', 'copy-file:other/x.md', 'remove:/home/legacy.md'],
      'both merge-json writes and the remove op survive; only the shadowed copy-file is dropped, order preserved'
    );
  })) passed++; else failed++;

  if (test('applyInstallPlan refuses generic install writes outside the target root', () => {
    const tempDir = createTempDir('install-executor-safety-');
    try {
      const sourceRoot = path.join(tempDir, 'source');
      const targetRoot = path.join(tempDir, 'project', '.kimi-code');
      const outsidePath = path.join(tempDir, 'outside.txt');
      const sourcePath = writeFile(sourceRoot, 'skills/demo/SKILL.md', '# Demo\n');
      const plan = {
        mode: 'manifest',
        target: 'kimi',
        adapter: { id: 'kimi-project', target: 'kimi', kind: 'project' },
        sourceRoot,
        targetRoot,
        installRoot: targetRoot,
        installStatePath: path.join(targetRoot, 'ecc-install-state.json'),
        warnings: [],
        statePreview: {
          target: 'kimi',
          adapter: { id: 'kimi-project', target: 'kimi', kind: 'project' },
          root: targetRoot,
          operations: [],
        },
        operations: [
          {
            kind: 'copy-file',
            moduleId: 'fixture',
            sourcePath,
            sourceRelativePath: 'skills/demo/SKILL.md',
            destinationPath: outsidePath,
            strategy: 'preserve-relative-path',
            ownership: 'managed',
            scaffoldOnly: false,
          },
        ],
      };

      assert.throws(
        () => applyInstallPlanDirect(plan, { writeInstallState: () => {} }),
        /outside the install root/
      );
      assert.strictEqual(fs.existsSync(outsidePath), false);
    } finally {
      cleanup(tempDir);
    }
  })) passed++; else failed++;

  if (test('Claude install without hooks-runtime leaves an existing hooks config untouched', () => {
    const tempDir = createTempDir('install-executor-no-hooks-');
    try {
      const targetRoot = path.join(tempDir, 'home', '.claude');
      const hooksPath = writeFile(
        targetRoot,
        'hooks/hooks.json',
        '{"hooks":{"SessionStart":[{"command":"$CLAUDE_PLUGIN_ROOT/original.js"}]}}\n'
      );
      const before = fs.readFileSync(hooksPath, 'utf8');
      const plan = {
        mode: 'manifest',
        target: 'claude',
        adapter: { id: 'claude-home', target: 'claude', kind: 'home' },
        sourceRoot: path.join(tempDir, 'source'),
        targetRoot,
        installRoot: targetRoot,
        installStatePath: path.join(targetRoot, 'ecc', 'install-state.json'),
        warnings: [],
        statePreview: {
          target: 'claude',
          adapter: { id: 'claude-home', target: 'claude', kind: 'home' },
          root: targetRoot,
          operations: [],
        },
        operations: [],
      };

      applyInstallPlanDirect(plan, { writeInstallState() {} });
      assert.strictEqual(fs.readFileSync(hooksPath, 'utf8'), before);
    } finally {
      cleanup(tempDir);
    }
  })) passed++; else failed++;

  if (test('Claude hooks install refuses a symlinked hooks destination', () => {
    if (process.platform === 'win32') return;

    const tempDir = createTempDir('install-executor-hooks-symlink-');
    try {
      const sourceRoot = path.join(tempDir, 'source');
      const targetRoot = path.join(tempDir, 'home', '.claude');
      const outsideRoot = path.join(tempDir, 'outside');
      const sourcePath = writeFile(
        sourceRoot,
        'hooks/hooks.json',
        '{"hooks":{"SessionStart":[]}}\n'
      );
      fs.mkdirSync(targetRoot, { recursive: true });
      fs.mkdirSync(outsideRoot, { recursive: true });
      fs.symlinkSync(outsideRoot, path.join(targetRoot, 'hooks'), 'dir');
      const plan = {
        mode: 'manifest',
        target: 'claude',
        adapter: { id: 'claude-home', target: 'claude', kind: 'home' },
        sourceRoot,
        targetRoot,
        installRoot: targetRoot,
        installStatePath: path.join(targetRoot, 'ecc', 'install-state.json'),
        warnings: [],
        statePreview: {
          target: 'claude',
          adapter: { id: 'claude-home', target: 'claude', kind: 'home' },
          root: targetRoot,
          operations: [],
        },
        operations: [{
          kind: 'copy-file',
          moduleId: 'hooks-runtime',
          sourcePath,
          sourceRelativePath: 'hooks/hooks.json',
          destinationPath: path.join(targetRoot, 'hooks', 'hooks.json'),
          strategy: 'preserve-relative-path',
          ownership: 'managed',
          scaffoldOnly: false,
        }],
      };

      assert.throws(
        () => applyInstallPlanDirect(plan, { writeInstallState() {} }),
        /outside the install root|symlinked path/
      );
      assert.strictEqual(fs.existsSync(path.join(outsideRoot, 'hooks.json')), false);
    } finally {
      cleanup(tempDir);
    }
  })) passed++; else failed++;

  console.log(`\nResults: Passed: ${passed}, Failed: ${failed}`);
  process.exit(failed > 0 ? 1 : 0);
}

runTests();