diff --git a/pttodoer/src/main.rs b/pttodoer/src/main.rs
index d0a31ff..25462c2 100644
--- a/pttodoer/src/main.rs
+++ b/pttodoer/src/main.rs
@@ -17,6 +17,13 @@ impl Task {
       Task(serde_yaml::Mapping::new())
    }
 
+   pub fn from_reader_value(r: impl std::io::Read) -> Result<Task, String> {
+      match serde_yaml::from_reader::<_, serde_yaml::Value>(r) {
+         Ok(v) => Ok(Task::from_value(v)),
+         Err(msg) => Err(format!("failed to read value: {}", msg)),
+      }
+   }
+
    pub fn from_value(v: serde_yaml::Value) -> Task {
       let mut result = Task::new();
       match v.as_mapping() {
@@ -114,13 +121,29 @@ mod test_task {
       let tasks = Task::from_reader(
          std::fs::File::open("./src/testdata/mvp.yaml").expect("failed to open file")
       ).expect("failed to read file");
-      eprintln!("tasks from_reader ./src/testdata/mvp.yaml: {:?}", tasks);
       assert_eq!(2, tasks.len());
       assert_eq!(1, tasks[0].0.len());
       assert!(tasks[0].get("is".to_string()).is_some());
       assert_eq!("x".to_string(), tasks[0].get("is".to_string()).unwrap());
       assert_eq!(1, tasks[1].0.len());
       assert_eq!("y and z".to_string(), tasks[1].get("is".to_string()).unwrap());
+
+      let task = Task::from_reader_value(
+         std::fs::File::open("./src/testdata/mvp.uuid-123-456-xyz.yaml").expect("failed to open file")
+      ).expect("failed to read 123...");
+      assert_eq!(1, task.0.len());
+      assert!(task.get("is".to_string()).is_some());
+      assert_eq!("plaintext".to_string(), task.get("is".to_string()).unwrap());
+
+      let task = Task::from_reader_value(
+         std::fs::File::open("./src/testdata/mvp.uuid-789-012-abc.yaml").expect("failed to open file")
+      ).expect("failed to read 789...");
+      assert_eq!(3, task.0.len());
+      assert!(task.get("is".to_string()).is_none());
+      assert_eq!("todo here".to_string(), task.get("todo".to_string()).unwrap());
+      assert_eq!("* * * * *".to_string(), task.get("schedule".to_string()).unwrap());
+      assert_eq!("hello world\n".to_string(), task.get("details".to_string()).unwrap());
+      assert!(task.is_due());
    }
 
    #[test]
diff --git a/pttodoer/src/testdata/mvp.uuid-789-012-abc.yaml b/pttodoer/src/testdata/mvp.uuid-789-012-abc.yaml
index bd3f4fd..37ef90c 100644
--- a/pttodoer/src/testdata/mvp.uuid-789-012-abc.yaml
+++ b/pttodoer/src/testdata/mvp.uuid-789-012-abc.yaml
@@ -1,4 +1,4 @@
 todo: todo here
-schedule: * * * * *
+schedule: '* * * * *'
 details: |
    hello world