test: add test for override without base block

openedx · Aug 15, 2024 · 888cda7 · 888cda7
1 parent b1a21a2
commit 888cda7
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/xblock/test/test_plugin.py b/xblock/test/test_plugin.py
@@ -64,6 +64,13 @@ def test_plugin_override():
     assert override is OverriddenBlock
 
 
+@XBlock.register_temp_plugin(OverriddenBlock, "overridden_block", group='xblock.v1.overrides')
+def test_plugin_override_missing_original():
+    # Trying to override a block that has no original block should raise an error
+    with pytest.raises(PluginMissingError, match="overridden_block"):
+        XBlock.load_class("overridden_block")
+
+
 @XBlock.register_temp_plugin(AmbiguousBlock1, "overridden_block", group='xblock.v1.overrides')
 @XBlock.register_temp_plugin(AmbiguousBlock2, "overridden_block", group='xblock.v1.overrides')
 @XBlock.register_temp_plugin(OverriddenBlock, "overridden_block")