build_daemon: drop pkg:uuid dev_dep

Just inline a simple version from somewhere else
dart-lang · Jun 27, 2024 · c0764ce · c0764ce
1 parent b3d3ef1
commit c0764ce
Show file tree

Hide file tree

Showing 3 changed files with 52 additions and 17 deletions.
diff --git a/build_daemon/pubspec.yaml b/build_daemon/pubspec.yaml
@@ -29,7 +29,6 @@ dev_dependencies:
   mockito: ^5.0.0
   test: ^1.25.5
   test_descriptor: ^2.0.0
-  uuid: ^3.0.0
 
 topics:
  - build-runner
diff --git a/build_daemon/test/daemon_test.dart b/build_daemon/test/daemon_test.dart
@@ -17,13 +17,13 @@ import 'package:build_daemon/src/fakes/fake_builder.dart';
 import 'package:build_daemon/src/fakes/fake_change_provider.dart';
 import 'package:test/test.dart';
 import 'package:test_descriptor/test_descriptor.dart' as d;
-import 'package:uuid/uuid.dart';
+
+import 'uuid.dart';
 
 final defaultIdleTimeoutSec = defaultIdleTimeout.inSeconds;
 void main() {
   var testDaemons = <Process>[];
   var testWorkspaces = <String>[];
-  var uuid = const Uuid();
   group('Daemon', () {
     setUp(() {
       testDaemons.clear();
@@ -41,7 +41,7 @@ void main() {
       }
     });
     test('can be stopped', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       testWorkspaces.add(workspace);
       var daemon = Daemon(workspace);
       await daemon.start(
@@ -53,20 +53,20 @@ void main() {
       await daemon.stop();
     });
     test('can run if no other daemon is running', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       var daemon = await _runDaemon(workspace);
       testDaemons.add(daemon);
       expect(await _statusOf(daemon), 'RUNNING');
     });
     test('shuts down if no client connects', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       var daemon = await _runDaemon(workspace, timeout: 1);
       testDaemons.add(daemon);
       expect(await daemon.exitCode, isNotNull);
     });
     test('can not run if another daemon is running in the same workspace',
         () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       testWorkspaces.add(workspace);
       var daemonOne =
           await _runDaemon(workspace, timeout: defaultIdleTimeoutSec * 2);
@@ -77,8 +77,8 @@ void main() {
     }, timeout: const Timeout.factor(2));
     test('can run if another daemon is running in a different workspace',
         () async {
-      var workspace1 = uuid.v1();
-      var workspace2 = uuid.v1();
+      var workspace1 = generateV4UUID();
+      var workspace2 = generateV4UUID();
       testWorkspaces.addAll([workspace1, workspace2]);
       var daemonOne = await _runDaemon(workspace1);
       expect(await _statusOf(daemonOne), 'RUNNING');
@@ -87,7 +87,7 @@ void main() {
       expect(await _statusOf(daemonTwo), 'RUNNING');
     }, timeout: const Timeout.factor(2));
     test('can start two daemons at the same time', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       testWorkspaces.add(workspace);
       var daemonOne = await _runDaemon(workspace);
       expect(await _statusOf(daemonOne), 'RUNNING');
@@ -96,20 +96,20 @@ void main() {
       testDaemons.addAll([daemonOne, daemonTwo]);
     }, timeout: const Timeout.factor(2));
     test('logs the version when running', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       testWorkspaces.add(workspace);
       var daemon = await _runDaemon(workspace);
       testDaemons.add(daemon);
       expect(await _statusOf(daemon), 'RUNNING');
       expect(await Daemon(workspace).runningVersion(), currentVersion);
     });
     test('does not set the current version if not running', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       testWorkspaces.add(workspace);
       expect(await Daemon(workspace).runningVersion(), null);
     });
     test('logs the options when running', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       testWorkspaces.add(workspace);
       var daemon = await _runDaemon(workspace);
       testDaemons.add(daemon);
@@ -118,12 +118,12 @@ void main() {
           (await Daemon(workspace).currentOptions()).contains('foo'), isTrue);
     });
     test('does not log the options if not running', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       testWorkspaces.add(workspace);
       expect((await Daemon(workspace).currentOptions()).isEmpty, isTrue);
     });
     test('cleans up after itself', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       testWorkspaces.add(workspace);
       var daemon = await _runDaemon(workspace);
       // Wait for the daemon to be running before checking the workspace exits.
@@ -135,7 +135,7 @@ void main() {
       expect(Directory(daemonWorkspace(workspace)).existsSync(), isFalse);
     });
     test('daemon stops after file changes stream has error', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       testWorkspaces.add(workspace);
       var daemon =
           await _runDaemon(workspace, errorChangeProviderAfterNSeconds: 1);
@@ -144,7 +144,7 @@ void main() {
       expect(Directory(daemonWorkspace(workspace)).existsSync(), isFalse);
     });
     test('daemon stops after file changes stream is closed', () async {
-      var workspace = uuid.v1();
+      var workspace = generateV4UUID();
       testWorkspaces.add(workspace);
       var daemon =
           await _runDaemon(workspace, closeChangeProviderAfterNSeconds: 1);

diff --git a/build_daemon/test/uuid.dart b/build_daemon/test/uuid.dart
@@ -0,0 +1,36 @@
+// Copyright (c) 2024, 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.
+
+// Copied from https://github.com/dart-lang/sdk/blob/9d28b1eb9f9cfb7331fef25238be5cba593e37ac/pkg/frontend_server/lib/src/uuid.dart
+
+import 'dart:math' show Random;
+
+/// A UUID generator.
+///
+/// The generated values are 128 bit numbers encoded in a specific string
+/// format.
+///
+/// Generate a version 4 (random) uuid. This is a uuid scheme that only uses
+/// random numbers as the source of the generated uuid.
+// TODO: replace with a MUCH more simple, random string that matches
+//               the use case.
+String generateV4UUID() {
+  var special = 8 + _random.nextInt(4);
+
+  return '${_bitsDigits(16, 4)}${_bitsDigits(16, 4)}-'
+      '${_bitsDigits(16, 4)}-'
+      '4${_bitsDigits(12, 3)}-'
+      '${_printDigits(special, 1)}${_bitsDigits(12, 3)}-'
+      '${_bitsDigits(16, 4)}${_bitsDigits(16, 4)}${_bitsDigits(16, 4)}';
+}
+
+final Random _random = Random();
+
+String _bitsDigits(int bitCount, int digitCount) =>
+    _printDigits(_generateBits(bitCount), digitCount);
+
+int _generateBits(int bitCount) => _random.nextInt(1 << bitCount);
+
+String _printDigits(int value, int count) =>
+    value.toRadixString(16).padLeft(count, '0');