[test][test_exec] fix test of Larh workflow. z needs to be defined

est/app/test/test_exec.py

@@ -66,26 +66,47 @@ class TestWorkflowFromOwsFile(unittest.TestCase):
     def tearDown(self):
         shutil.rmtree(self.outputdir)
 
-    def testExecWorkflow(self):
+    def testPymcaExecWorkflow(self):
         """Test regarding the instantiation of the pymcaXAS"""
-        for workflow_file in (self.pymca_orange_file, self.larch_orange_file):
-            with self.subTest(workflow_file=workflow_file):
-                graph = ows_to_ewoks(filename=workflow_file)
-                input_information = InputInformation(
-                    spectra_url=DataUrl(
-                        file_path=self.data_input_file,
-                        scheme="PyMca",
-                        data_path="Column 1",
-                    ),
-                    channel_url=DataUrl(
-                        file_path=self.data_input_file,
-                        scheme="PyMca",
-                        data_path="Column 2",
-                    ),
-                )
-                varinfo = {
-                    "input_information": input_information.to_dict(),
-                    "output_file": self.output_file,
-                }
-                graph.execute(varinfo=varinfo)
-                self.assertTrue(os.path.exists(self.output_file))
+        graph = ows_to_ewoks(filename=self.pymca_orange_file)
+        input_information = InputInformation(
+            spectra_url=DataUrl(
+                file_path=self.data_input_file,
+                scheme="PyMca",
+                data_path="Column 1",
+            ),
+            channel_url=DataUrl(
+                file_path=self.data_input_file,
+                scheme="PyMca",
+                data_path="Column 2",
+            ),
+        )
+        varinfo = {
+            "input_information": input_information.to_dict(),
+            "output_file": self.output_file,
+        }
+        graph.execute(varinfo=varinfo)
+        self.assertTrue(os.path.exists(self.output_file))
+
+    def testLarchExecWorkflow(self):
+        """Test regarding the instantiation of the pymcaXAS"""
+        graph = ows_to_ewoks(filename=self.pymca_orange_file)
+        input_information = InputInformation(
+            spectra_url=DataUrl(
+                file_path=self.data_input_file,
+                scheme="PyMca",
+                data_path="Column 1",
+            ),
+            channel_url=DataUrl(
+                file_path=self.data_input_file,
+                scheme="PyMca",
+                data_path="Column 2",
+            ),
+        )
+        varinfo = {
+            "input_information": input_information.to_dict(),
+            "output_file": self.output_file,
+            "mback": {"z": 29},
+        }
+        graph.execute(varinfo=varinfo)
+        self.assertTrue(os.path.exists(self.output_file))