expose pub global list

lib/grinder_tools.dart

@@ -254,21 +254,63 @@ class Pub {
   }
 }
 
+/// Access the `pub global` commands.
 class PubGlobal {
   PubGlobal._();
 
+  /// Install a new Dart application.
   void activate(GrinderContext context, String package) {
     runProcess(context, _execName('pub'),
         arguments: ['global', 'activate', package]);
   }
 
+  /// Run the given installed Dart application.
   void run(GrinderContext context, String package,
       {List<String> arguments, String workingDirectory}) {
     List args = ['global', 'run', package];
     if (arguments != null) args.addAll(arguments);
     runProcess(context, _execName('pub'), arguments: args,
         workingDirectory: workingDirectory);
   }
+
+  /// Return the list of installed applications.
+  List<PubApp> list() {
+    //dart_coveralls 0.1.8
+    //den 0.1.3
+    //discoveryapis_generator 0.6.1
+    //...
+
+    ProcessResult result = Process.runSync(_execName('pub'), ['global', 'list']);
+    if (result.exitCode != 0) {
+      throw new GrinderException(
+          "pub global list failed with a return code of ${result.exitCode}");
+    }
+
+    List<String> lines = result.stdout.trim().split('\n');
+    return lines.map((line) {
+      line = line.trim();
+      if (line.indexOf(' ') != -1) {
+        List l = line.split(' ');
+        return new PubApp(l[0], l[1]);
+      } else {
+        return new PubApp(line);
+      }
+    }).toList();
+  }
+
+  /// Returns whether the given Dart application is installed.
+  bool isInstalled(String packageName) {
+    return list().any((PubApp app) => app.name == packageName);
+  }
+}
+
+class PubApp {
+  final String name;
+  final String version;
+
+  PubApp(this.name, [this.version]);
+
+  String toString() => '${name} ${version}';
 }
 
 /**

test/grinder_tools_test.dart

@@ -28,21 +28,35 @@ main() {
       expect(dartVM, isNotNull);
     });
 
-    test('pub version', () {
+    test('dart2js version', () {
+      MockGrinderContext context = new MockGrinderContext();
+      Dart2js.version(context);
+      expect(context.isFailed, false);
+    });
+
+    test('analyzer version', () {
+      MockGrinderContext context = new MockGrinderContext();
+      Analyzer.version(context);
+      expect(context.isFailed, false);
+    });
+  });
+
+  group('grinder.tools.pub', () {
+    test('version', () {
       MockGrinderContext context = new MockGrinderContext();
       Pub.version(context);
       expect(context.isFailed, false);
     });
 
-    test('dart2js version', () {
+    test('global list', () {
       MockGrinderContext context = new MockGrinderContext();
-      Dart2js.version(context);
+      expect(Pub.global.list(), isNotNull);
       expect(context.isFailed, false);
     });
 
-    test('analyzer version', () {
+    test('isInstalled', () {
       MockGrinderContext context = new MockGrinderContext();
-      Analyzer.version(context);
+      Pub.global.isInstalled('foo');
       expect(context.isFailed, false);
     });
   });

test/task_discovery/discover_tasks_test.dart

@@ -14,7 +14,6 @@ import 'bad_tasks.dart' as bad;
 import 'external_tasks.dart' as external;
 
 main() {
-
   // Libs which contains annotated tasks (imported above).
   LibraryMirror goodLib;
   LibraryMirror badLib;
@@ -26,6 +25,7 @@ main() {
   good.variable;
   bad.dependsNonExported;
   external.shownVariable;
+  externalLib;
 
   TaskDiscovery discoveryGood;
   TaskDiscovery discoveryBad;

tool/travis.sh

@@ -11,10 +11,10 @@ set -e
 pub global activate tuneup
 
 # Verify that the libraries are error free.
-pub global run tuneup check --ignore-infos
+pub global run tuneup check
 
 # Run the tests.
-dart test/all.dart
+dart -c test/all.dart
 
 # Verify that the generated grind script analyzes well.
 dart tool/grind.dart analyze-init