Add unit test for crlf

test/crlf.test.js

@@ -0,0 +1,42 @@
+'use strict'
+
+var test = require('tap').test
+var pino = require('../')
+var Writable = require('stream').Writable
+
+class LogWriteStream extends Writable {
+  constructor () {
+    super()
+    this.data = ''
+  }
+
+  write (data) {
+    this.data += data
+  }
+
+  toString () {
+    return this.data
+  }
+}
+
+test('pino uses LF by default', function (t) {
+  t.plan(1)
+  var stream = new LogWriteStream()
+  var logger = pino(stream)
+  logger.info('foo')
+  logger.error('bar')
+  t.ok(/foo[^\r\n]+\n[^\r\n]+bar[^\r\n]+\n/.test(stream.toString()));
+  t.end()
+})
+
+test('pino can log CRLF', function (t) {
+  t.plan(1)
+  var stream = new LogWriteStream()
+  var logger = pino({
+    crlf: true
+  }, stream)
+  logger.info('foo')
+  logger.error('bar')
+  t.ok(/foo[^\n]+\r\n[^\n]+bar[^\n]+\r\n/.test(stream.toString()));
+  t.end()
+})