[macros] Replace hardcoded skip with status file skip.

[email protected]

Change-Id: I50a41ebadd71b65761613e2ac2259152d1433ddd
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/355923
Auto-Submit: Morgan :) <[email protected]>
Reviewed-by: William Hesse <[email protected]>
Commit-Queue: Morgan :) <[email protected]>

Author: davidmorgan

tests/macro_build/macro_build.status

@@ -1,3 +1,9 @@
 # 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.
+
+[ $arch != x64 || $mode != debug || $system != linux ]
+*: Skip # linux-debug-x64 is enough coverage for now.
+
+[ $compiler != dartk || $runtime != vm ]
+*: SkipByDesign # Actual tests are launched in subprocesses.

tests/macro_build/tester/tester.dart

@@ -43,11 +43,6 @@ runner to ensure they are built and not stale:
 ./tools/test.py -v -nunittest-asserts-release-linux-x64 \
     --build 'tests/macro_build/*'
 ''');
-  } else if (configuration != 'unittest-asserts-release-linux-x64') {
-    print('Skipping test, not yet supported on '
-        '-Dtest_runner.configuration=$configuration, '
-        'use unittest-asserts-release-linux-x64.');
-    return;
   }
 
   _fixPubspec(