minor adjustments

Author: felangel

pkgs/test_core/CHANGELOG.md

@@ -1,6 +1,6 @@
 ## 0.6.16-wip
 
-* Fix default coverage reporting to include all collected coverage.
+- Fix coverage reporting to report all coverage when using JSON workflow.
 * Add `SuiteConfiguration.suiteLoadTimeout` to configure the timeout for loading a test suite.
 * Removed hard-coded timeout of 12m for loading a test suite and set default to `none`.
 

pkgs/test_core/lib/src/runner/vm/platform.dart

@@ -460,10 +460,10 @@ Future<Set<String>> _filterCoveragePackages(
 ) async {
   if (coveragePackages == null || coveragePackages.isEmpty) {
     if (coverageLcov == null) {
-      // If no filters were provided, report coverage for all packages.
-      // This is required to maintain backward compatibility particularly
-      // in cases where coverage is required for files outside of the lib directory.
-      // See https://github.com/dart-lang/test/issues/2581
+      // If no filters were provided and we using json workflow, report coverage
+      // for all packages. This is required to maintain backward compatibility
+      // particularly in cases where coverage is required for files outside of
+      // the lib directory. See https://github.com/dart-lang/test/issues/2581
       return {};
     }
     return workspacePackageNames(await currentPackage);