fix: harden windows CI tests and markdown lint

tests/hooks/cost-tracker.test.js

@@ -28,6 +28,13 @@ function makeTempDir() {
   return fs.mkdtempSync(path.join(os.tmpdir(), 'cost-tracker-test-'));
 }
 
+function withTempHome(homeDir) {
+  return {
+    HOME: homeDir,
+    USERPROFILE: homeDir,
+  };
+}
+
 function runScript(input, envOverrides = {}) {
   const inputStr = typeof input === 'string' ? input : JSON.stringify(input);
   const result = spawnSync('node', [script], {
@@ -64,7 +71,7 @@ function runTests() {
       model: 'claude-sonnet-4-20250514',
       usage: { input_tokens: 1000, output_tokens: 500 },
     };
-    const result = runScript(input, { HOME: tmpHome });
+    const result = runScript(input, withTempHome(tmpHome));
     assert.strictEqual(result.code, 0, `Expected exit code 0, got ${result.code}`);
 
     const metricsFile = path.join(tmpHome, '.claude', 'metrics', 'costs.jsonl');
@@ -84,7 +91,7 @@ function runTests() {
   // 3. Handles empty input gracefully
   (test('handles empty input gracefully', () => {
     const tmpHome = makeTempDir();
-    const result = runScript('', { HOME: tmpHome });
+    const result = runScript('', withTempHome(tmpHome));
     assert.strictEqual(result.code, 0, `Expected exit code 0, got ${result.code}`);
     // stdout should be empty since input was empty
     assert.strictEqual(result.stdout, '', 'Expected empty stdout for empty input');
@@ -96,7 +103,7 @@ function runTests() {
   (test('handles invalid JSON gracefully', () => {
     const tmpHome = makeTempDir();
     const invalidInput = 'not valid json {{{';
-    const result = runScript(invalidInput, { HOME: tmpHome });
+    const result = runScript(invalidInput, withTempHome(tmpHome));
     assert.strictEqual(result.code, 0, `Expected exit code 0, got ${result.code}`);
     // Should still pass through the raw input on stdout
     assert.strictEqual(result.stdout, invalidInput, 'Expected stdout to contain original invalid input');
@@ -109,7 +116,7 @@ function runTests() {
     const tmpHome = makeTempDir();
     const input = { model: 'claude-sonnet-4-20250514' };
     const inputStr = JSON.stringify(input);
-    const result = runScript(input, { HOME: tmpHome });
+    const result = runScript(input, withTempHome(tmpHome));
     assert.strictEqual(result.code, 0, `Expected exit code 0, got ${result.code}`);
     assert.strictEqual(result.stdout, inputStr, 'Expected stdout to match original input');
 

tests/hooks/detect-project-worktree.test.js

@@ -41,6 +41,20 @@ function cleanupDir(dir) {
   }
 }
 
+function toBashPath(filePath) {
+  if (process.platform !== 'win32') {
+    return filePath;
+  }
+
+  return String(filePath)
+    .replace(/^([A-Za-z]):/, (_, driveLetter) => `/${driveLetter.toLowerCase()}`)
+    .replace(/\\/g, '/');
+}
+
+function runBash(command, options = {}) {
+  return execSync(`bash -lc '${command.replace(/'/g, "'\\''")}'`, options).toString().trim();
+}
+
 const repoRoot = path.resolve(__dirname, '..', '..');
 const detectProjectPath = path.join(
   repoRoot,
@@ -98,7 +112,7 @@ test('[ -d ] returns true for .git directory', () => {
   const dir = path.join(behaviorDir, 'test-d-dir');
   fs.mkdirSync(dir, { recursive: true });
   fs.mkdirSync(path.join(dir, '.git'));
-  const result = execSync(`bash -c '[ -d "${dir}/.git" ] && echo yes || echo no'`).toString().trim();
+  const result = runBash(`[ -d "${toBashPath(path.join(dir, '.git'))}" ] && echo yes || echo no`);
   assert.strictEqual(result, 'yes');
 });
 
@@ -106,7 +120,7 @@ test('[ -d ] returns false for .git file', () => {
   const dir = path.join(behaviorDir, 'test-d-file');
   fs.mkdirSync(dir, { recursive: true });
   fs.writeFileSync(path.join(dir, '.git'), 'gitdir: /some/path\n');
-  const result = execSync(`bash -c '[ -d "${dir}/.git" ] && echo yes || echo no'`).toString().trim();
+  const result = runBash(`[ -d "${toBashPath(path.join(dir, '.git'))}" ] && echo yes || echo no`);
   assert.strictEqual(result, 'no');
 });
 
@@ -114,7 +128,7 @@ test('[ -e ] returns true for .git directory', () => {
   const dir = path.join(behaviorDir, 'test-e-dir');
   fs.mkdirSync(dir, { recursive: true });
   fs.mkdirSync(path.join(dir, '.git'));
-  const result = execSync(`bash -c '[ -e "${dir}/.git" ] && echo yes || echo no'`).toString().trim();
+  const result = runBash(`[ -e "${toBashPath(path.join(dir, '.git'))}" ] && echo yes || echo no`);
   assert.strictEqual(result, 'yes');
 });
 
@@ -122,14 +136,14 @@ test('[ -e ] returns true for .git file', () => {
   const dir = path.join(behaviorDir, 'test-e-file');
   fs.mkdirSync(dir, { recursive: true });
   fs.writeFileSync(path.join(dir, '.git'), 'gitdir: /some/path\n');
-  const result = execSync(`bash -c '[ -e "${dir}/.git" ] && echo yes || echo no'`).toString().trim();
+  const result = runBash(`[ -e "${toBashPath(path.join(dir, '.git'))}" ] && echo yes || echo no`);
   assert.strictEqual(result, 'yes');
 });
 
 test('[ -e ] returns false when .git does not exist', () => {
   const dir = path.join(behaviorDir, 'test-e-none');
   fs.mkdirSync(dir, { recursive: true });
-  const result = execSync(`bash -c '[ -e "${dir}/.git" ] && echo yes || echo no'`).toString().trim();
+  const result = runBash(`[ -e "${toBashPath(path.join(dir, '.git'))}" ] && echo yes || echo no`);
   assert.strictEqual(result, 'no');
 });
 
@@ -188,20 +202,21 @@ test('detect-project.sh sets PROJECT_NAME and non-global PROJECT_ID for worktree
 
     // Source detect-project.sh from the worktree directory and capture results
     const script = `
-      export CLAUDE_PROJECT_DIR="${worktreeDir}"
-      export HOME="${testDir}"
-      source "${detectProjectPath}"
+      export CLAUDE_PROJECT_DIR="${toBashPath(worktreeDir)}"
+      export HOME="${toBashPath(testDir)}"
+      source "${toBashPath(detectProjectPath)}"
       echo "PROJECT_NAME=\${PROJECT_NAME}"
       echo "PROJECT_ID=\${PROJECT_ID}"
     `;
 
-    const result = execSync(`bash -c '${script.replace(/'/g, "'\\''")}'`, {
+    const result = execSync(`bash -lc '${script.replace(/'/g, "'\\''")}'`, {
       cwd: worktreeDir,
       timeout: 10000,
       env: {
         ...process.env,
-        HOME: testDir,
-        CLAUDE_PROJECT_DIR: worktreeDir
+        HOME: toBashPath(testDir),
+        USERPROFILE: testDir,
+        CLAUDE_PROJECT_DIR: toBashPath(worktreeDir)
       }
     }).toString();
 

tests/hooks/hooks.test.js

@@ -16,7 +16,7 @@ function toBashPath(filePath) {
   }
 
   return String(filePath)
-    .replace(/^([A-Za-z]):/, (_, driveLetter) => `/mnt/${driveLetter.toLowerCase()}`)
+    .replace(/^([A-Za-z]):/, (_, driveLetter) => `/${driveLetter.toLowerCase()}`)
     .replace(/\\/g, '/');
 }