Split up some slow pub tests and mark some scheduled_test tests as slow.

utils/tests/pub/validator/lib_test.dart

Index: utils/tests/pub/validator/lib_test.dart
diff --git a/utils/tests/pub/validator/lib_test.dart b/utils/tests/pub/validator/lib_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..e5d21f6f6d41f16a6933f1b705f4f15316a3eb5a
--- /dev/null
+++ b/utils/tests/pub/validator/lib_test.dart
@@ -0,0 +1,62 @@
+// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS 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 'package:pathos/path.dart' as path;
+import 'package:scheduled_test/scheduled_test.dart';
+
+import '../../../pub/entrypoint.dart';
+import '../../../pub/io.dart';
+import '../../../pub/validator.dart';
+import '../../../pub/validator/lib.dart';
+import '../descriptor.dart' as d;
+import '../test_pub.dart';
+import 'utils.dart';
+
+Validator lib(Entrypoint entrypoint) => new LibValidator(entrypoint);
+
+main() {
+  initConfig();
+
+  group('should consider a package valid if it', () {
+    setUp(d.validPackage.create);
+
+    integration('looks normal', () => expectNoValidationError(lib));
+
+    integration('has a non-Dart file in lib', () {
+      d.dir(appPath, [
+        d.libPubspec("test_pkg", "1.0.0"),
+        d.dir("lib", [
+          d.file("thing.txt", "woo hoo")
+        ])
+      ]).create();
+      expectNoValidationError(lib);
+    });
+  });
+
+  integration('should consider a package invalid if it', () {
+    setUp(d.validPackage.create);
+
+    integration('has no lib directory', () {
+      schedule(() => deleteEntry(path.join(sandboxDir, appPath, "lib")));
+      expectValidationError(lib);
+    });
+
+    integration('has an empty lib directory', () {
+      schedule(() =>
+          deleteEntry(path.join(sandboxDir, appPath, "lib", "test_pkg.dart")));
+      expectValidationError(lib);
+    });
+
+    integration('has a lib directory containing only src', () {
+      schedule(() =>
+          deleteEntry(path.join(sandboxDir, appPath, "lib", "test_pkg.dart")));
+      d.dir(appPath, [
+        d.dir("lib", [
+          d.dir("src", [d.file("test_pkg.dart", "int i = 0;")])
+        ])
+      ]).create();
+      expectValidationError(lib);
+    });
+  });
+}