diff --git a/.idea/misc.xml b/.idea/misc.xml
index ec803ea..9143549 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -1,6 +1,7 @@
-<?xml version="1.0" encoding="UTF-8" ?>
+<?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager">
-    <output url="file://$PROJECT_DIR$/out" />
+  <component name="Black">
+    <option name="sdkName" value="Python 3.11 (venv4)" />
   </component>
-</project>
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.11 (venv4)" project-jdk-type="Python SDK" />
+</project>
\ No newline at end of file
diff --git a/Markdown.iml b/Markdown.iml
index 497dbf4..9dc51f1 100644
--- a/Markdown.iml
+++ b/Markdown.iml
@@ -5,6 +5,7 @@
     <content url="file://$MODULE_DIR$">
       <excludeFolder url="file://$MODULE_DIR$/.idea/copilot/chatSessions" />
     </content>
+    <orderEntry type="jdk" jdkName="Python 3.11 (venv4)" jdkType="Python SDK" />
     <orderEntry type="sourceFolder" forTests="false" />
   </component>
 </module>
\ No newline at end of file
diff --git a/build_support/pants/flake8.ini b/build_support/pants/flake8.ini
index 3c91c3f..1a37f50 100644
--- a/build_support/pants/flake8.ini
+++ b/build_support/pants/flake8.ini
@@ -12,5 +12,4 @@ max-complexity = 11
 ignore = E203,W503 
 per_file_ignores =
     ; Make flake8 ignore late module imports just like Ruff
-    utils/tests/*.py: E402
-    analyze_har_files/tests/*.py: E402
+    ; utils/tests/*.py: E402
diff --git a/jupyter/BUILD b/jupyter/BUILD
index ba6140b..cacce53 100644
--- a/jupyter/BUILD
+++ b/jupyter/BUILD
@@ -8,3 +8,9 @@ python_sources(
     sources = ["dbgap_fhir.py"],
     dependencies = [":dbgap_fhir_requirements"],
 )
+
+python_test(
+    name = "dbgap_fhir_test",
+    source = "dbgap_fhir_test.py",
+    dependencies = [":dbgap_fhir_src"],
+)
diff --git a/jupyter/test_dbgap_fhir.py b/jupyter/test_dbgap_fhir.py
new file mode 100644
index 0000000..2e92f1a
--- /dev/null
+++ b/jupyter/test_dbgap_fhir.py
@@ -0,0 +1,18 @@
+from unittest.mock import patch, MagicMock
+from jupyter.dbgap_fhir import DbGapFHIR, obs_to_df, prettyprint
+
+
+
+@patch('requests.Session')
+def test_run_query_with_limit(MockSession):
+    mock_session = MockSession.return_value
+    mock_response = MagicMock()
+    mock_response.json.return_value = {"entry": [{"resource": {"id": "1"}}]}
+    mock_response.content = b'{"entry": [{"resource": {"id": "1"}}]}'
+    mock_session.get.return_value = mock_response
+
+    client = DbGapFHIR(fhir_server="http://example.com")
+    result = client.run_query("Patient", limit=True)
+
+    assert len(result) == 1
+    assert result[0]["id"] == "1"
\ No newline at end of file