Fix several Windows issues.

test/cr_lf_remover_test.dart

+// Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS d.file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import 'dart:convert';
+
+import 'package:charcode/ascii.dart';
+import 'package:pub/src/cr_lf_remover.dart';
+import 'package:test/test.dart';
+
+final _remover = const CRLFRemover();
+
+void main() {
+  group("convert()", () {
+    test("removes CRs before LFs", () {
+      expect(_remover.convert([
+        $f, $o, $o, $cr, $lf,
+        $b, $a, $r, $cr, $lf,
+        $b, $a, $z, $cr, $lf
+      ]), equals([
+        $f, $o, $o, $lf,
+        $b, $a, $r, $lf,
+        $b, $a, $z, $lf
+      ]));
+    });
+
+    test("doesn't remove CRs that aren't before LFs", () {
+      expect(_remover.convert([
+        $f, $o, $o, $cr, $space, $lf,
+        $b, $a, $r, $cr,
+        $b, $a, $z, $cr
+      ]), equals([
+        $f, $o, $o, $cr, $space, $lf,
+        $b, $a, $r, $cr,
+        $b, $a, $z, $cr
+      ]));
+    });
+  });
+
+  group("startChunkedConversion()", () {
+    var result;
+    var sink;
+    setUp(() {
+      sink = _remover.startChunkedConversion(
+          new ByteConversionSink.withCallback((result_) => result = result_));
+    });
+
+    test("removes CRs before LFs", () {
+      sink.add([
+        $f, $o, $o, $cr, $lf,
+        $b, $a, $r, $cr, $lf,
+        $b, $a, $z, $cr, $lf
+      ]);
+
+      sink.close();
+      expect(result, equals([
+        $f, $o, $o, $lf,
+        $b, $a, $r, $lf,
+        $b, $a, $z, $lf
+      ]));
+    });
+
+    test("doesn't remove CRs that aren't before LFs", () {
+      sink.add([
+        $f, $o, $o, $cr, $space, $lf,
+        $b, $a, $r, $cr,
+        $b, $a, $z, $cr
+      ]);
+
+      sink.close();
+      expect(result, equals([
+        $f, $o, $o, $cr, $space, $lf,
+        $b, $a, $r, $cr,
+        $b, $a, $z, $cr
+      ]));
+    });
+
+    test("concatenates chunks", () {
+      sink.add([$f, $o, $o]);
+      sink.add([$b, $a, $r]);
+
+      sink.close();
+      expect(result, equals([$f, $o, $o, $b, $a, $r]));
+    });
+
+    test("remembers CRs between chunks", () {
+      sink.add([$f, $o, $o, $cr]);
+      sink.add([$lf, $b, $a, $r]);
+
+      sink.close();
+      expect(result, equals([$f, $o, $o, $lf, $b, $a, $r]));
+    });
+
+    test("emits unpaired CRs between chunks", () {
+      sink.add([$f, $o, $o, $cr]);
+      sink.add([$b, $a, $r]);
+
+      sink.close();
+      expect(result, equals([$f, $o, $o, $cr, $b, $a, $r]));
+    });
+  });
+}