diff --git a/tests/test_helpers.py b/tests/test_helpers.py
index 42c56dfef32..ddf5017590c 100644
--- a/tests/test_helpers.py
+++ b/tests/test_helpers.py
@@ -4,6 +4,7 @@
 
 from tests.helpers import flatten_dict
 from tests.helpers import isolated_environment
+from tests.helpers import pbs_installer_supported_arch
 
 
 def test_flatten_dict() -> None:
@@ -44,3 +45,15 @@ def test_isolated_environment_updates_environ() -> None:
     with isolated_environment(environ={"NEW_VAR": "new_value"}):
         assert os.environ["NEW_VAR"] == "new_value"
     assert "NEW_VAR" not in os.environ
+
+#---------------------2 new tests-----------------------
+
+def test_pbs_installer_supported_arch_accepts_supported_archs() -> None:
+    assert pbs_installer_supported_arch("x86_64") is True
+    assert pbs_installer_supported_arch("amd64") is True
+    assert pbs_installer_supported_arch("arm64") is True
+
+
+def test_pbs_installer_supported_arch_rejects_unsupported_archs() -> None:
+    assert pbs_installer_supported_arch("sparc") is False
+    assert pbs_installer_supported_arch("mips") is False