test timer nits

beams/tests/test_timer.py

@@ -5,32 +5,33 @@
 from beams.sequencer.helpers.Timer import Timer
 
 
-class TestTimer():
-    def test_elapsed(self):
-        t = Timer(name="test_elapsed",
-                  timer_period_seconds=0.1,
-                  is_periodic=False)
-        t.start_timer()
-        assert t.is_elapsed() is False
-        time.sleep(0.5)
-        assert t.is_elapsed() is True
-
-    def test_timer_error(self):
-        t = Timer(name="test_error_not_started",
-                  timer_period_seconds=0.1,
-                  is_periodic=False)
-        with pytest.raises(RuntimeError):
-            t.get_elapsed()
-        with pytest.raises(RuntimeError):
-            t.is_elapsed()
-
-    def test_periodic(self):
-        t = Timer(name="test_error_not_started",
-                  timer_period_seconds=0.1,
-                  auto_start=True,
-                  is_periodic=True)
-        time.sleep(0.2)
-        assert t.is_elapsed() is True
-        assert t.is_elapsed() is False
-        time.sleep(0.1)
-        assert t.is_elapsed() is True
+def test_elapsed():
+    t = Timer(name="test_elapsed",
+              timer_period_seconds=0.1,
+              is_periodic=False)
+    t.start_timer()
+    assert not t.is_elapsed()
+    time.sleep(0.5)
+    assert t.is_elapsed()
+
+
+def test_timer_error():
+    t = Timer(name="test_error_not_started",
+              timer_period_seconds=0.1,
+              is_periodic=False)
+    with pytest.raises(RuntimeError):
+        t.get_elapsed()
+    with pytest.raises(RuntimeError):
+        t.is_elapsed()
+
+
+def test_periodic():
+    t = Timer(name="test_error_not_started",
+              timer_period_seconds=0.1,
+              auto_start=True,
+              is_periodic=True)
+    time.sleep(0.2)
+    assert t.is_elapsed()
+    assert not t.is_elapsed()
+    time.sleep(0.1)
+    assert t.is_elapsed()