Test missing name and command.

src/lib.rs

@@ -126,6 +126,12 @@ pub enum Error {
     #[error("Cannot compare {0} and {1} while checking directory '{2}'.")]
     CannotCompareInclude(Value, Value, PathBuf),
 
+    #[error("Action at index {0} is missing name.")]
+    ActionMissingName(usize),
+
+    #[error("Action '{0}' is missing command.")]
+    ActionMissingCommand(String),
+
     // submission errors
     #[error("Error encountered while executing action '{0}': {1}.")]
     ExecuteAction(String, String),

src/workflow.rs

@@ -115,6 +115,9 @@ pub struct Action {
     /// The group of jobs to submit.
     #[serde(default)]
     pub group: Group,
+
+    // Name of the group to copy defaults from.
+    pub from: Option<String>,
 }
 
 /// Default tables
@@ -547,13 +550,20 @@ impl Workflow {
     fn validate_and_set_defaults(mut self) -> Result<Self, Error> {
         let mut action_names = HashSet::with_capacity(self.action.len());
 
-        for action in &mut self.action {
+        for (action_idx, action) in self.action.iter_mut().enumerate() {
             //TODO: implement from, validate no recursive from's
             action.resolve(&self.default.action);
 
             action_names.insert(action.name().to_string());
             trace!("Validating action '{}'.", action.name());
 
+            if action.name == None {
+                return Err(Error::ActionMissingName(action_idx));
+            }
+            if action.command == None {
+                return Err(Error::ActionMissingCommand(action.name().into()));
+            }
+
             // Warn for apparently invalid sort_by.
             for pointer in &action.group.sort_by {
                 if !pointer.is_empty() && !pointer.starts_with('/') {
@@ -812,9 +822,34 @@ command = "c"
         assert!(!action.group.reverse_sort);
     }
 
-// TODO: test action with no name
-// TODO: test action with no command
+    #[test]
+    #[parallel]
+    fn action_no_name() {
+        let temp = TempDir::new().unwrap();
+        let workflow = r#"
+[[action]]
+command = "c"
+"#;
+        let result = Workflow::open_str(temp.path(), workflow);
+        assert!(result.is_err());
 
+        assert!(result.unwrap_err().to_string().contains("missing name"));
+    }
+
+    #[test]
+    #[parallel]
+    fn action_no_command() {
+        let temp = TempDir::new().unwrap();
+        let workflow = r#"
+[[action]]
+name = "a"
+"#;
+        let result = Workflow::open_str(temp.path(), workflow);
+        assert!(result.is_err());
+
+        assert!(result.unwrap_err().to_string().contains("missing command"));
+    }
+
     #[test]
     #[parallel]
     fn group_defaults() {
@@ -1296,6 +1331,33 @@ command = "c"
         assert_eq!(submit_options.partition, Some("i".to_string()));
     }
 
+    #[test]
+    #[parallel]
+    fn empty_action_default() {
+        let temp = TempDir::new().unwrap();
+        let workflow = r#"
+[default.action]
+"#;
+
+        let workflow = Workflow::open_str(temp.path(), workflow).unwrap();
+
+        assert_eq!(workflow.action.len(), 0);
+
+        let action = workflow.default.action;
+        assert_eq!(action.name, None);
+        assert_eq!(action.command, None);
+        assert_eq!(action.launchers, None);
+        assert_eq!(action.previous_actions, None);
+        assert_eq!(action.products, None);
+        assert_eq!(action.resources.processes, None);
+        assert_eq!(action.resources.threads_per_process, None);
+        assert_eq!(action.resources.gpus_per_process, None);
+        assert_eq!(action.resources.walltime, None);
+        assert!(action.submit_options.is_empty());
+        // TODO: Group
+        assert_eq!(action.from, None);
+    }
+
 // TODO: Test action default all keys
 // TODO: Test action from all keys
 // TODO: Test action override from