Test publishing from workspace

test/workspace_test.dart

@@ -7,10 +7,12 @@ import 'dart:io';
 
 import 'package:path/path.dart' as p;
 import 'package:pub/src/exit_codes.dart';
+import 'package:shelf/shelf.dart' as shelf;
 import 'package:test/test.dart';
 import 'package:yaml/yaml.dart';
 
 import 'descriptor.dart';
+import 'lish/utils.dart';
 import 'test_pub.dart';
 
 void main() {
@@ -1294,6 +1296,58 @@ Consider removing one of the overrides.''',
       output: contains('! foo 1.0.1 from path ..${s}foo (overridden)'),
     );
   });
+
+  test('Can publish from workspace', () async {
+    final server = await servePackages();
+    await credentialsFile(server, 'access-token').create();
+    server.expect('GET', '/create', (request) {
+      return shelf.Response.ok(
+        jsonEncode({
+          'success': {'message': 'Package test_pkg 1.0.0 uploaded!'},
+        }),
+      );
+    });
+    await dir('workspace', [
+      libPubspec(
+        'workspace',
+        '1.2.3',
+        extras: {
+          'workspace': [appPath],
+        },
+        sdk: '^3.5.0',
+      ),
+      validPackage(
+        pubspecExtras: {
+          'environment': {'sdk': '^3.5.0'},
+          'resolution': 'workspace',
+        },
+      ),
+    ]).create();
+
+    await runPub(
+      args: ['publish', '--to-archive=archive.tar.gz'],
+      workingDirectory: p.join(sandbox, 'workspace', appPath),
+      environment: {'_PUB_TEST_SDK_VERSION': '3.5.0'},
+      output: contains('''
+├── CHANGELOG.md (<1 KB)
+├── LICENSE (<1 KB)
+├── README.md (<1 KB)
+├── lib
+│   └── test_pkg.dart (<1 KB)
+└── pubspec.yaml (<1 KB)
+'''),
+    );
+
+    final pub = await startPublish(
+      server,
+      workingDirectory: p.join(sandbox, 'workspace', appPath),
+      environment: {'_PUB_TEST_SDK_VERSION': '3.5.0'},
+    );
+
+    await confirmPublish(pub);
+    handleUploadForm(server);
+    handleUpload(server);
+  });
 }
 
 final s = p.separator;