Precompile dependencies' executables for use with "pub run".

sdk/lib/_internal/pub/test/snapshot/recompiles_if_the_sdk_is_out_of_date_test.dart

Index: sdk/lib/_internal/pub/test/snapshot/recompiles_if_the_sdk_is_out_of_date_test.dart
diff --git a/sdk/lib/_internal/pub/test/snapshot/recompiles_if_the_sdk_is_out_of_date_test.dart b/sdk/lib/_internal/pub/test/snapshot/recompiles_if_the_sdk_is_out_of_date_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..7712798de00775ca03fcb2c0f31af40569179425
--- /dev/null
+++ b/sdk/lib/_internal/pub/test/snapshot/recompiles_if_the_sdk_is_out_of_date_test.dart
@@ -0,0 +1,44 @@
+// Copyright (c) 2014, 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.
+
+library pub_tests;
+
+import 'package:path/path.dart' as p;
+import 'package:scheduled_test/scheduled_test.dart';
+import 'package:scheduled_test/scheduled_stream.dart';
+
+import '../descriptor.dart' as d;
+import '../test_pub.dart';
+
+main() {
+  initConfig();
+  integration("creates a snapshot for an immediate dependency's executables",
+      () {
+    servePackages([packageMap("foo", "5.6.7")], contents: [
+      d.dir("bin", [d.file("hello.dart", "void main() => print('hello!');")])
+    ]);
+
+    d.appDir({"foo": "5.6.7"}).create();
+
+    pubGet(output: contains("Precompiled foo:hello."));
+
+    d.dir(p.join(appPath, '.pub', 'bin'), [
+      d.file('sdk-version', '0.0.1'),
+      d.dir('foo', [d.file('hello.dart.snapshot', 'junk')])
+    ]).create();
+
+    var process = pubRun(args: ['foo:hello']);
+
+    // In the real world this would just print "hello!", but since we collect
+    // all output we see the precompilation messages as well.
+    process.stdout.expect("Precompiling executables...");
+    process.stdout.expect(consumeThrough("hello!"));
+    process.shouldExit();
+
+    d.dir(p.join(appPath, '.pub', 'bin'), [
+      d.file('sdk-version', '0.1.2+3'),
+      d.dir('foo', [d.matcherFile('hello.dart.snapshot', contains('hello!'))])
+    ]).create();
+  });
+}