Switch from unittest to test.

R=nweiz@google.com

Review URL: https://codereview.chromium.org//1320533004 .
diff --git a/pkgs/markdown/.gitignore b/pkgs/markdown/.gitignore
index 282c7f8..492ac23 100644
--- a/pkgs/markdown/.gitignore
+++ b/pkgs/markdown/.gitignore
@@ -2,4 +2,3 @@
 .packages
 .pub
 packages
-pubspec.lock
diff --git a/pkgs/markdown/CHANGELOG.md b/pkgs/markdown/CHANGELOG.md
index 5432376..bc370d8 100644
--- a/pkgs/markdown/CHANGELOG.md
+++ b/pkgs/markdown/CHANGELOG.md
@@ -1,3 +1,10 @@
+## 0.7.3
+
+* Switch tests to use [test][] instead of [unittest][].
+
+[test]: https://pub.dartlang.org/packages/test
+[unittest]: https://pub.dartlang.org/packages/unittest
+
 ## 0.7.2
 
 * Allow resolving links that contain inline syntax (#42).
diff --git a/pkgs/markdown/pubspec.lock b/pkgs/markdown/pubspec.lock
new file mode 100644
index 0000000..b8a4fd6
--- /dev/null
+++ b/pkgs/markdown/pubspec.lock
@@ -0,0 +1,131 @@
+# Generated by pub
+# See http://pub.dartlang.org/doc/glossary.html#lockfile
+packages:
+  analyzer:
+    description: analyzer
+    source: hosted
+    version: "0.26.1+3"
+  args:
+    description: args
+    source: hosted
+    version: "0.13.2"
+  async:
+    description: async
+    source: hosted
+    version: "1.3.0"
+  barback:
+    description: barback
+    source: hosted
+    version: "0.15.2+6"
+  charcode:
+    description: charcode
+    source: hosted
+    version: "1.1.0"
+  collection:
+    description: collection
+    source: hosted
+    version: "1.1.2"
+  crypto:
+    description: crypto
+    source: hosted
+    version: "0.9.0"
+  csslib:
+    description: csslib
+    source: hosted
+    version: "0.12.1"
+  glob:
+    description: glob
+    source: hosted
+    version: "1.0.5"
+  html:
+    description: html
+    source: hosted
+    version: "0.12.2"
+  http_multi_server:
+    description: http_multi_server
+    source: hosted
+    version: "1.3.2"
+  http_parser:
+    description: http_parser
+    source: hosted
+    version: "1.0.0"
+  logging:
+    description: logging
+    source: hosted
+    version: "0.11.1+1"
+  matcher:
+    description: matcher
+    source: hosted
+    version: "0.12.0+1"
+  mime:
+    description: mime
+    source: hosted
+    version: "0.9.3"
+  package_config:
+    description: package_config
+    source: hosted
+    version: "0.1.3"
+  path:
+    description: path
+    source: hosted
+    version: "1.3.6"
+  plugin:
+    description: plugin
+    source: hosted
+    version: "0.1.0"
+  pool:
+    description: pool
+    source: hosted
+    version: "1.1.0"
+  pub_semver:
+    description: pub_semver
+    source: hosted
+    version: "1.2.1"
+  shelf:
+    description: shelf
+    source: hosted
+    version: "0.6.3"
+  shelf_static:
+    description: shelf_static
+    source: hosted
+    version: "0.2.3+1"
+  shelf_web_socket:
+    description: shelf_web_socket
+    source: hosted
+    version: "0.0.1+4"
+  source_map_stack_trace:
+    description: source_map_stack_trace
+    source: hosted
+    version: "1.0.4"
+  source_maps:
+    description: source_maps
+    source: hosted
+    version: "0.10.1"
+  source_span:
+    description: source_span
+    source: hosted
+    version: "1.1.4"
+  stack_trace:
+    description: stack_trace
+    source: hosted
+    version: "1.4.1"
+  string_scanner:
+    description: string_scanner
+    source: hosted
+    version: "0.1.3+1"
+  test:
+    description: test
+    source: hosted
+    version: "0.12.4+7"
+  utf:
+    description: utf
+    source: hosted
+    version: "0.9.0+2"
+  watcher:
+    description: watcher
+    source: hosted
+    version: "0.9.7"
+  yaml:
+    description: yaml
+    source: hosted
+    version: "2.1.3"
diff --git a/pkgs/markdown/pubspec.yaml b/pkgs/markdown/pubspec.yaml
index 3049abb..d50c16c 100644
--- a/pkgs/markdown/pubspec.yaml
+++ b/pkgs/markdown/pubspec.yaml
@@ -1,9 +1,9 @@
 name: markdown
-version: 0.7.2
+version: 0.7.3-dev
 author: Dart Team <misc@dartlang.org>
 description: A library for converting markdown to HTML.
 homepage: https://github.com/dart-lang/markdown
 environment:
-  sdk: '>=1.0.0 <2.0.0'
+  sdk: '>=1.8.0 <2.0.0'
 dev_dependencies:
-  unittest: '>=0.9.0 <0.12.0'
+  test: '^0.12.4+1'
diff --git a/pkgs/markdown/test/markdown_test.dart b/pkgs/markdown/test/markdown_test.dart
index e0e8e11..7e270a1 100644
--- a/pkgs/markdown/test/markdown_test.dart
+++ b/pkgs/markdown/test/markdown_test.dart
@@ -5,7 +5,7 @@
 /// Unit tests for markdown.
 library markdown.test.markdown_test;
 
-import 'package:unittest/unittest.dart';
+import 'package:test/test.dart';
 
 import 'package:markdown/markdown.dart';
 
diff --git a/pkgs/markdown/test/util.dart b/pkgs/markdown/test/util.dart
index fd99cb0..d9a6e38 100644
--- a/pkgs/markdown/test/util.dart
+++ b/pkgs/markdown/test/util.dart
@@ -4,7 +4,7 @@
 
 library markdown.test.utils;
 
-import 'package:unittest/unittest.dart';
+import 'package:test/test.dart';
 
 import 'package:markdown/markdown.dart';