feat: initial commit for omp-hooks plugin

test/hooks.test.mjs

@@ -0,0 +1,108 @@
+import test from 'node:test'
+import assert from 'node:assert/strict'
+import fs from 'node:fs'
+import path from 'node:path'
+import os from 'node:os'
+import {
+  parseClaudeConfig,
+  matchesPattern,
+  substituteCommand,
+  parseHookStdout,
+  executeHookCommand,
+  findProjectHookConfig,
+} from '../index.js'
+
+test('substituteCommand replaces CLAUDE_PROJECT_DIR and CLAUDE_PLUGIN_ROOT', () => {
+  const cmd = 'python3 ${CLAUDE_PROJECT_DIR}/check.py --root ${CLAUDE_PLUGIN_ROOT}'
+  const res = substituteCommand(cmd, {
+    projectDir: '/my/proj',
+    pluginRoot: '/my/plugin',
+  })
+  assert.equal(res, 'python3 /my/proj/check.py --root /my/plugin')
+})
+
+test('parseClaudeConfig handles settings.json format with matchers and timeouts', () => {
+  const raw = {
+    hooks: {
+      PreToolUse: [
+        {
+          matcher: 'bash|write',
+          hooks: [
+            { type: 'command', command: 'echo "check"', timeout: 5 },
+          ],
+        },
+      ],
+      UserPromptSubmit: [
+        {
+          hooks: [
+            { type: 'command', command: 'echo "prompt"' },
+          ],
+        },
+      ],
+    },
+  }
+
+  const parsed = parseClaudeConfig(raw, { projectDir: '/app' })
+  assert.ok(parsed.PreToolUse)
+  assert.equal(parsed.PreToolUse[0].matcher, 'bash|write')
+  assert.equal(parsed.PreToolUse[0].hooks[0].timeoutSec, 5)
+  assert.ok(parsed.UserPromptSubmit)
+})
+
+test('matchesPattern tests exact, regex, wildcard, and empty', () => {
+  assert.equal(matchesPattern('*', 'bash'), true)
+  assert.equal(matchesPattern('', 'bash'), true)
+  assert.equal(matchesPattern(undefined, 'bash'), true)
+  assert.equal(matchesPattern('bash', 'bash'), true)
+  assert.equal(matchesPattern('bash', 'read'), false)
+  assert.equal(matchesPattern('Edit|Write', 'Edit'), true)
+  assert.equal(matchesPattern('Edit|Write', 'Write'), true)
+  assert.equal(matchesPattern('Edit|Write', 'bash'), false)
+})
+
+test('parseHookStdout handles exit code 2 as deny', () => {
+  const res = parseHookStdout('', 2, 'Sensitive file blocked')
+  assert.equal(res.decision, 'deny')
+  assert.equal(res.reason, 'Sensitive file blocked')
+})
+
+test('parseHookStdout handles JSON decision and context', () => {
+  const jsonOut = JSON.stringify({
+    decision: 'deny',
+    reason: 'Security violation',
+    additionalContext: 'Remember security rule 101',
+  })
+  const res = parseHookStdout(jsonOut, 0, '')
+  assert.equal(res.decision, 'deny')
+  assert.equal(res.reason, 'Security violation')
+  assert.deepEqual(res.additionalContext, ['Remember security rule 101'])
+})
+
+test('executeHookCommand runs shell command and passes stdin payload', async () => {
+  const res = await executeHookCommand(
+    'read line; echo "Received: $line"',
+    { tool: 'test_tool' },
+    { timeoutSec: 5 }
+  )
+  assert.equal(res.exitCode, 0)
+  assert.ok(res.stdout.includes('Received: {"tool":"test_tool"}'))
+})
+
+test('findProjectHookConfig discovers .claude/settings.json', () => {
+  const tmp = fs.mkdtempSync(path.join(os.tmpdir(), 'hooks-test-'))
+  const claudeDir = path.join(tmp, '.claude')
+  fs.mkdirSync(claudeDir)
+  fs.writeFileSync(path.join(claudeDir, 'settings.json'), JSON.stringify({
+    hooks: {
+      PreToolUse: [
+        { matcher: 'bash', hooks: [{ type: 'command', command: 'echo 1' }] },
+      ],
+    },
+  }))
+
+  const conf = findProjectHookConfig(tmp)
+  assert.ok(conf)
+  assert.ok(conf.PreToolUse)
+
+  fs.rmSync(tmp, { recursive: true, force: true })
+})