diff --git a/.github/workflows/python-package.yml b/.github/workflows/python-package.yml
index e8a59b0..2a8c516 100644
--- a/.github/workflows/python-package.yml
+++ b/.github/workflows/python-package.yml
@@ -37,4 +37,4 @@ jobs:
          mypy copley
     - name: Pytest
       run: |
-        pytest copley
+        pytest tests
diff --git a/copley/mock.py b/copley/mock.py
index 3d2777d..26552fd 100644
--- a/copley/mock.py
+++ b/copley/mock.py
@@ -23,22 +23,29 @@ def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         self.hw = AsyncClientMock()
 
-    async def _parse(self, command):
-        """Return mock requests to parsing."""
+    async def query(self, command):
+        """Return mock requests to query."""
         if not self.lock:
             self.lock = asyncio.Lock()
         async with self.lock:  # lock releases on CancelledError
             if command == self.PRINT_REPORT:
-                return {
-                    'serial_number': 12345,
-                    'calc_type': "Fixed weight",
-                    'set_speed': "300",
-                    'total_taps': 1250,
-                    'sample_weight': "2.77",
-                    'init_volume': "170.0",
-                    'final_volume': "155.0",
-                    'bulk_density': "0.016",
-                    'tapped_density': "0.018",
-                    'hausner_ratio': "1.097",
-                    'compress_index': "8.82"
-                }
+                return 'hello world :)'
+
+    def _parse(self, response):
+        """Return mock requests to parsing."""
+        if response is None:
+            return {'on': False}
+        else:
+            return {
+                'serial_number': 12345,
+                'calc_type': "Fixed weight",
+                'set_speed': "300",
+                'total_taps': 1250,
+                'sample_weight': "2.77",
+                'init_volume': "170.0",
+                'final_volume': "155.0",
+                'bulk_density': "0.016",
+                'tapped_density': "0.018",
+                'hausner_ratio': "1.097",
+                'compress_index': "8.82"
+            }
diff --git a/setup.cfg b/setup.cfg
index 969f572..a58a383 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -6,7 +6,7 @@ add_ignore = D104,D107
 
 [tool:pytest]
 asyncio_mode = auto
-addopts = --cov=ika
+addopts = --cov=copley
 
 [tool:ruff]
 target-version = "py38"
diff --git a/tests/test_driver.py b/tests/test_driver.py
index bd5f132..7239e1d 100644
--- a/tests/test_driver.py
+++ b/tests/test_driver.py
@@ -15,7 +15,6 @@ def driver():
     return TapDensity(ADDRESS)
 
 
-@mock.patch('copley.TapDensity.query')
 @mock.patch('copley.TapDensity', TapDensity)
 def test_driver_cli(capsys):
     """Confirm the commandline interface works."""