update self-tests for all platforms

Author: briantoby

.github/workflows/matrix_g2new-test.yml

@@ -25,9 +25,9 @@ jobs:
       fail-fast: false
 
       matrix:
-#        os: [ubuntu-latest, windows-latest, macos-13, macos-14]
+        os: [ubuntu-latest, windows-latest, macos-13, macos-14]
 #        os: [ubuntu-latest, macos-13, macos-14]
-        os: [ubuntu-latest]
+#        os: [ubuntu-latest]
 #        os: [ubuntu-latest, windows-latest]
 #        os: [macos-14]
 #        os: [windows-latest]