Add more complicated workflow run test case.

Re-use test_data specification used by many of the API workflow tests and a workflow used by another test. Add abstractions and DOM element for mapping labeled test data to tool form inputs.

client/galaxy/scripts/mvc/tool/tool-form-composite.js

@@ -434,6 +434,9 @@ var View = Backbone.View.extend({
                         step
                     )
                 );
+                if(step.step_label) {
+                    form.$el.attr("step-label", step.step_label);
+                }
             }
             self.forms[step.index] = form;
             self._append(self.$steps, form.$el);

test/galaxy_selenium/navigation.yml

@@ -224,6 +224,11 @@ workflows:
     new_button: '#new-workflow'
     import_button: '#import-workflow'
 
+workflow_run:
+
+  selectors: 
+    input_div: "[step-label='${label}'] .select2-container"
+
 workflow_editor:
 
   node:

test/selenium_tests/test_workflow_run.py

@@ -1,5 +1,8 @@
+import yaml
+from base.populators import load_data_dict
 from base.workflow_fixtures import (
     WORKFLOW_SIMPLE_CAT_TWICE,
+    WORKFLOW_WITH_DYNAMIC_OUTPUT_COLLECTION,
     WORKFLOW_WITH_OLD_TOOL_VERSION,
 )
 
@@ -39,10 +42,36 @@ def test_execution_with_tool_upgrade(self):
         self.assert_warning_message(contains="different versions")
         self.screenshot("workflow_run_tool_upgrade")
 
+    @selenium_test
+    @managed_history
+    def test_execution_with_multiple_inputs(self):
+        history_id, inputs = self.workflow_run_setup_inputs(WORKFLOW_WITH_DYNAMIC_OUTPUT_COLLECTION)
+        self.open_in_workflow_run(WORKFLOW_WITH_DYNAMIC_OUTPUT_COLLECTION)
+        self.workflow_run_specify_inputs(inputs)
+        self.screenshot("workflow_run_two_inputs")
+        self.workflow_run_submit()
+
+        self.history_panel_wait_for_hid_ok(7, allowed_force_refreshes=1)
+        content = self.dataset_populator.get_history_dataset_content(history_id, hid=7)
+        self.assertEqual("10.0\n30.0\n20.0\n40.0\n", content)
+
     def open_in_workflow_run(self, yaml_content):
         name = self.workflow_upload_yaml_with_random_name(yaml_content)
         self.workflow_run_with_name(name)
 
+    def workflow_run_setup_inputs(self, content):
+        history_id = self.current_history_id()
+        test_data = yaml.safe_load(content)["test_data"]
+        inputs, _, _ = load_data_dict(history_id, test_data, self.dataset_populator, self.dataset_collection_populator)
+        self.dataset_populator.wait_for_history(history_id)
+        return history_id, inputs
+
+    def workflow_run_specify_inputs(self, inputs):
+        workflow_run = self.components.workflow_run
+        for label, value in inputs.items():
+            input_div_element = workflow_run.input_div(label=label).wait_for_visible()
+            self.select2_set_value(input_div_element, "%d: " % value["hid"])
+
     def workflow_run_with_name(self, name):
         self.workflow_index_open()
         self.workflow_index_search_for(name)