Feat: write is_finishable

test/test_scheduler.py

@@ -12,9 +12,14 @@ actions = {"DO": action_done}
 
 def test_schedule_append():
     scheduler = Scheduler(actions)
-    tasks = [Task(action="DO", args={}, deps=[], output="end")]
+    tasks = [
+        Task(action="DO", args={}, deps=["dep1", "dep2"], output="end1"),
+        Task(action="DO", args={}, deps=["dep1", "dep3"], output="end2"),
+    ]
     scheduler.append(tasks)
     assert scheduler.tasks == tasks
+    assert scheduler.all_deps == {"dep1", "dep2", "dep3"}
+    assert scheduler.all_output == {"end1", "end2"}
 
 
 def test_schedule_dispatch():
@@ -48,6 +53,9 @@ def test_schedule_multiple_tasks():
     t2 = Task(action="DO", args={"task": "two"}, deps=[], output="two")
     t3 = Task(action="DO", args={"task": "three"}, deps=[], output="three")
     scheduler.append([t1, t2, t3])
+
+    assert scheduler.is_finishable() == True
+
     result = scheduler.next()
     assert result == "[] - {'task': 'one'} - one - done"
     assert scheduler.tasks == [t2, t3]
@@ -71,6 +79,8 @@ def test_schedule_multiple_tasks_with_dependencies():
     t3 = Task(action="DO", args={"task": "three"}, deps=[], output="three")
     scheduler.append([t1, t2, t3])
 
+    assert scheduler.is_finishable() == True
+
     result = scheduler.next()
     assert result == "[] - {'task': 'three'} - three - done"
     assert scheduler.tasks == [t1, t2]
@@ -99,6 +109,9 @@ def test_schedule_multiple_tasks_with_undoable_dependencies():
     t1 = Task(action="DO", args={"task": "one"}, deps=["three"], output="one")
     t2 = Task(action="DO", args={"task": "two"}, deps=[], output="two")
     scheduler.append([t1, t2])
+
+    assert scheduler.is_finishable() == False
+
     scheduler.run()
     assert scheduler.tasks == [t1]
     assert scheduler.done == ["two"]