diff --git a/.taprc b/.taprc
index 7c34f05..eb6eb3e 100644
--- a/.taprc
+++ b/.taprc
@@ -1,4 +1,2 @@
 files:
   - test/**/*.test.js
-
-branches: 95
diff --git a/index.js b/index.js
index bf0b53c..25971aa 100644
--- a/index.js
+++ b/index.js
@@ -184,7 +184,7 @@ SendStream.prototype.error = function error (status, err) {
   }
 
   const res = this.res
-  const msg = statuses.message[status] || String(status)
+  const msg = statuses.message[status]
   const doc = createHtmlDocument('Error', escapeHtml(msg))
 
   // clear existing headers
@@ -323,10 +323,12 @@ SendStream.prototype.isCachable = function isCachable () {
  */
 
 SendStream.prototype.onStatError = function onStatError (error) {
+  // POSIX throws ENAMETOOLONG and ENOTDIR, Windows only ENOENT
+  /* istanbul ignore next */
   switch (error.code) {
     case 'ENAMETOOLONG':
-    case 'ENOENT':
     case 'ENOTDIR':
+    case 'ENOENT':
       this.error(404, error)
       break
     default:
@@ -474,10 +476,9 @@ SendStream.prototype.pipe = function pipe (res) {
   if (containsDotFile(parts)) {
     let access = this._dotfiles
 
-    // legacy support
     if (access === undefined) {
       access = parts[parts.length - 1][0] === '.'
-        ? (this._hidden ? 'allow' : 'ignore')
+        ? 'ignore'
         : 'allow'
     }
 
diff --git a/package.json b/package.json
index 67063a5..7bb2d8b 100644
--- a/package.json
+++ b/package.json
@@ -44,6 +44,7 @@
     "lint": "standard | snazzy",
     "lint:fix": "standard --fix | snazzy",
     "test": "npm run test:unit && npm run test:typescript",
+    "test:coverage": "tap --coverage-report=html",
     "test:typescript": "tsd",
     "test:unit": "tap"
   }
diff --git a/test/send-pipe.test.js b/test/send-pipe.test.js
index b6ecebd..41f9f20 100644
--- a/test/send-pipe.test.js
+++ b/test/send-pipe.test.js
@@ -6,13 +6,14 @@ const http = require('http')
 const path = require('path')
 const request = require('supertest')
 const send = require('..')
+const os = require('os')
 const { shouldNotHaveBody, createServer, shouldNotHaveHeader } = require('./utils')
 
 const dateRegExp = /^\w{3}, \d+ \w+ \d+ \d+:\d+:\d+ \w+$/
 const fixtures = path.join(__dirname, 'fixtures')
 
 test('send(file).pipe(res)', function (t) {
-  t.plan(27)
+  t.plan(29)
 
   t.test('should stream the file contents', function (t) {
     t.plan(1)
@@ -296,6 +297,36 @@ test('send(file).pipe(res)', function (t) {
       .expect(200, '404 ENOENT', err => t.error(err))
   })
 
+  t.test('should emit ENAMETOOLONG if the filename is too long', function (t) {
+    t.plan(1)
+
+    const app = http.createServer(function (req, res) {
+      send(req, req.url, { root: fixtures })
+        .on('error', function (err) { res.end(err.statusCode + ' ' + err.code) })
+        .pipe(res)
+    })
+
+    const longFilename = new Array(512).fill('a').join('')
+
+    request(app)
+      .get('/' + longFilename)
+      .expect(200, os.platform() === 'win32' ? '404 ENOENT' : '404 ENAMETOOLONG', err => t.error(err))
+  })
+
+  t.test('should emit ENOTDIR if the requested resource is not a directory', function (t) {
+    t.plan(1)
+
+    const app = http.createServer(function (req, res) {
+      send(req, req.url, { root: fixtures })
+        .on('error', function (err) { res.end(err.statusCode + ' ' + err.code) })
+        .pipe(res)
+    })
+
+    request(app)
+      .get('/nums.txt/invalid')
+      .expect(200, os.platform() === 'win32' ? '404 ENOENT' : '404 ENOTDIR', err => t.error(err))
+  })
+
   t.test('should not override content-type', function (t) {
     t.plan(1)
 
@@ -630,7 +661,7 @@ test('send(file).pipe(res)', function (t) {
   })
 
   t.test('with conditional-GET', function (t) {
-    t.plan(6)
+    t.plan(7)
 
     t.test('should remove Content headers with 304', function (t) {
       t.plan(5)
@@ -657,6 +688,32 @@ test('send(file).pipe(res)', function (t) {
         })
     })
 
+    t.test('should remove Content headers with 304 /2', function (t) {
+      t.plan(5)
+
+      const server = createServer({ root: fixtures }, function (req, res) {
+        res.setHeader('Content-Language', 'en-US')
+        res.setHeader('Content-Location', 'http://localhost/name.txt')
+        res.setHeader('Contents', 'foo')
+        res.statusCode = 304
+      })
+
+      request(server)
+        .get('/name.txt')
+        .expect(304, function (err, res) {
+          t.error(err)
+          request(server)
+            .get('/name.txt')
+            .set('If-None-Match', res.headers.etag)
+            .expect(shouldNotHaveHeader('Content-Language', t))
+            .expect(shouldNotHaveHeader('Content-Length', t))
+            .expect(shouldNotHaveHeader('Content-Type', t))
+            .expect('Content-Location', 'http://localhost/name.txt')
+            .expect('Contents', 'foo')
+            .expect(304, err => t.error(err))
+        })
+    })
+
     t.test('should not remove all Content-* headers', function (t) {
       t.plan(4)
 
diff --git a/test/statuses.test.js b/test/statuses.test.js
new file mode 100644
index 0000000..40cf8d9
--- /dev/null
+++ b/test/statuses.test.js
@@ -0,0 +1,18 @@
+'use strict'
+
+const { test } = require('tap')
+const statuses = require('statuses')
+
+test('statuses', function (t) {
+  t.plan(1)
+
+  t.test('should have uses statusCodes', function (t) {
+    t.plan(6)
+    t.ok(statuses(400))
+    t.ok(statuses(403))
+    t.ok(statuses(404))
+    t.ok(statuses(412))
+    t.ok(statuses(416))
+    t.ok(statuses(500))
+  })
+})