From 7dd82813f2e13beeef35b7fa558f1a404a0495d8 Mon Sep 17 00:00:00 2001
From: Danny Tuppeny <danny@tuppeny.com>
Date: Wed, 19 Sep 2018 17:47:06 +0100
Subject: [PATCH] Remove -j1 to run tools tests concurrently (#22038)

Fixes #21113.
---
 dev/bots/test.dart                                | 5 -----
 packages/flutter_tools/README.md                  | 2 +-
 packages/flutter_tools/test/integration/README.md | 5 ++---
 3 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/dev/bots/test.dart b/dev/bots/test.dart
index 32e083ae47..a3cf5d1d5f 100644
--- a/dev/bots/test.dart
+++ b/dev/bots/test.dart
@@ -144,7 +144,6 @@ Future<Null> _runToolTests() async {
   await _pubRunTest(
     path.join(flutterRoot, 'packages', 'flutter_tools'),
     enableFlutterToolAsserts: true,
-    runConcurrently: false,
   );
 
   print('${bold}DONE: All tests successful.$reset');
@@ -197,13 +196,9 @@ Future<Null> _runCoverage() async {
 Future<Null> _pubRunTest(
   String workingDirectory, {
   String testPath,
-  bool runConcurrently = true,
   bool enableFlutterToolAsserts = false
 }) {
   final List<String> args = <String>['run', 'test', '-rcompact'];
-  if (!runConcurrently) {
-    args.add('-j1');
-  }
   if (!hasColor)
     args.add('--no-color');
   if (testPath != null)
diff --git a/packages/flutter_tools/README.md b/packages/flutter_tools/README.md
index 448faeca69..b6d65438ad 100644
--- a/packages/flutter_tools/README.md
+++ b/packages/flutter_tools/README.md
@@ -6,5 +6,5 @@ To run the tests, ensure that no devices are connected,
 then navigate to `flutter_tools` and execute:
 
 ```shell
-../../bin/cache/dart-sdk/bin/pub run test -j1
+../../bin/cache/dart-sdk/bin/pub run test
 ```
diff --git a/packages/flutter_tools/test/integration/README.md b/packages/flutter_tools/test/integration/README.md
index 08e24e2e17..52c5a2afab 100644
--- a/packages/flutter_tools/test/integration/README.md
+++ b/packages/flutter_tools/test/integration/README.md
@@ -4,9 +4,8 @@ These tests are not hermetic, and use actual Flutter SDK.
 While they don't require actual devices, they run `flutter_tester` to test
 Dart VM and Flutter integration.
 
-Some of these tests change the current directory for the process,
-so only one test can be run at a time. Use this command to run:
+Use this command to run:
 
 ```shell
-../../bin/cache/dart-sdk/bin/pub run test -j1
+../../bin/cache/dart-sdk/bin/pub run test
 ```