Drop redundant completion hook test, improve remaining test

test/integration/test_workflow_completion_hooks.py

@@ -80,69 +80,6 @@ class TestWorkflowCompletionExportHook(PosixFileSourceSetup, IntegrationTestCase
             # Verify the zip contains expected rocrate metadata
             with zipfile.ZipFile(export_path, "r") as zf:
                 names = zf.namelist()
+                datasets = [n for n in names if n.startswith("datasets/") and not n.endswith("/")]
+                assert len(datasets) == 2, f"Expected 2 datasets, got {len(datasets)}: {datasets}"
                 assert "ro-crate-metadata.json" in names, f"Missing ro-crate-metadata.json in {names}"
-
-    def test_export_with_multiple_outputs(self):
-        """Test export works correctly with multiple workflow outputs."""
-        workflow = """
-class: GalaxyWorkflow
-name: Multi-Output Completion Export Test
-inputs:
-  input1: data
-steps:
-  cat1:
-    tool_id: cat1
-    in:
-      input1: input1
-  cat2:
-    tool_id: cat1
-    in:
-      input1: input1
-outputs:
-  output1:
-    outputSource: cat1/out_file1
-  output2:
-    outputSource: cat2/out_file1
-"""
-        export_filename = "multi_output_export.rocrate.zip"
-        target_uri = f"gxfiles://posix_test/{export_filename}"
-
-        with self.dataset_populator.test_history() as history_id:
-            summary = self.workflow_populator.run_workflow(
-                workflow,
-                test_data={"input1": "test data content"},
-                history_id=history_id,
-                wait=True,
-                assert_ok=True,
-                extra_invocation_kwds={
-                    "on_complete": [
-                        {
-                            "export_to_file_source": {
-                                "target_uri": target_uri,
-                                "format": "rocrate.zip",
-                                "include_files": True,
-                            }
-                        }
-                    ],
-                },
-            )
-
-            # Wait for completion
-            self.workflow_populator.wait_for_invocation_and_completion(summary.invocation_id, timeout=60)
-
-            # Wait for export
-            export_path = os.path.join(self.root_dir, export_filename)
-
-            def check_export():
-                return export_path if os.path.exists(export_path) else None
-
-            wait_on(check_export, "export file", timeout=60)
-
-            # Verify export contains dataset files
-            with zipfile.ZipFile(export_path, "r") as zf:
-                names = zf.namelist()
-                dataset_files = [n for n in names if n.startswith("datasets/")]
-                # Should have input + 2 outputs = 3 datasets
-                assert (
-                    len(dataset_files) >= 3
-                ), f"Expected at least 3 dataset files, found {len(dataset_files)}: {dataset_files}"