1 files changed, 19 insertions, 1 deletions
diff --git a/tests/format/project.py b/tests/format/project.py
index 5b6c474ee..e06e842e5 100644
--- a/tests/format/project.py
+++ b/tests/format/project.py
@@ -1,7 +1,7 @@
 import os
 import pytest
 from buildstream import _yaml
-from buildstream._exceptions import LoadError, LoadErrorReason
+from buildstream._exceptions import LoadError, LoadErrorReason, PluginError
 from tests.testutils.runcli import cli
 
 
@@ -13,6 +13,24 @@ DATA_DIR = os.path.join(
 
 
 @pytest.mark.datafiles(DATA_DIR)
+def test_project_plugin_load_allowed(cli, datafiles):
+    project = os.path.join(datafiles.dirname, datafiles.basename, 'plugin-allowed')
+    result = cli.run(project=project, silent=True, args=[
+        'show', 'element.bst'])
+    assert result.exit_code == 0
+
+
+@pytest.mark.datafiles(DATA_DIR)
+def test_project_plugin_load_forbidden(cli, datafiles):
+    project = os.path.join(datafiles.dirname, datafiles.basename, 'plugin-forbidden')
+    result = cli.run(project=project, silent=True, args=[
+        'show', 'element.bst'])
+    assert result.exit_code != 0
+    assert result.exception
+    assert isinstance(result.exception, PluginError)
+
+
+@pytest.mark.datafiles(DATA_DIR)
 def test_project_conf_duplicate_plugins(cli, datafiles):
     project = os.path.join(datafiles.dirname, datafiles.basename, 'duplicate-plugins')
     result = cli.run(project=project, silent=True, args=[