Added tests

Author: miriamkw

loop_to_python_api/api.py

@@ -2,15 +2,18 @@
 This file provides an API for calling the functions in the dynamic library. These functions are c-embeddings
 for swift functions, found in Sources/LoopAlgorithmToPython/LoopAlgorithmToPython.swift.
 """
-import pandas as pd
-
-from helpers import get_bytes_from_json
+from loop_to_python_api.helpers import get_bytes_from_json
 
 import ctypes
 import json
+import os
+
 
+# swift_lib = ctypes.CDLL('python_api/libLoopAlgorithmToPython.dylib')
 
-swift_lib = ctypes.CDLL('python_api/libLoopAlgorithmToPython.dylib')
+current_dir = os.path.dirname(os.path.abspath(__file__))
+lib_path = os.path.join(current_dir, 'libLoopAlgorithmToPython.dylib')
+swift_lib = ctypes.CDLL(lib_path)
 
 
 # This function helps with providing more informative error messages if the code fails
@@ -130,52 +133,3 @@ def get_dynamic_carbs_on_board(json_file):
     return swift_lib.getDynamicCarbsOnBoard(json_bytes)
 
 
-
-
-# THIS IS FOR TESTING, REMOVE WHEN DONE!
-
-with open('python_tests/test_files/generate_prediction_input.json', 'r') as f:
-    prediction_input = json.load(f)
-
-
-with open('python_tests/test_files/loop_algorithm_input.json', 'r') as f:
-    loop_algorithm_input = json.load(f)
-
-
-with open('python_tests/test_files/dynamic_carbs_input.json', 'r') as f:
-    dynamic_carbs_input = json.load(f)
-
-
-initialize_exception_handlers()
-prediction_values = generate_prediction(prediction_input)
-print("prediction values", prediction_values)
-print(" ")
-prediction_dates = get_prediction_dates(prediction_input)
-print("prediction dates", prediction_dates)
-print(" ")
-glucose_effect_velocity = get_glucose_effect_velocity(prediction_input)
-print("glucose_effect_velocity", glucose_effect_velocity)
-print(" ")
-glucose_effect_velocity_dates = get_glucose_effect_velocity_dates(prediction_input)
-print("glucose_effect_velocity_dates", glucose_effect_velocity_dates)
-print(" ")
-active_carbs = get_active_carbs(loop_algorithm_input)
-print("active_carbs", active_carbs)
-print(" ")
-active_insulin = get_active_insulin(loop_algorithm_input)
-print("active_insulin", active_insulin)
-print(" ")
-percent_absorption_at_percent_time = percent_absorption_at_percent_time(0.2)
-print("percent_absorption_at_percent_time", percent_absorption_at_percent_time)
-print(" ")
-piecewise_linear_percent_rate_at_percent_time = piecewise_linear_percent_rate_at_percent_time(0.2)
-print("piecewise_linear_percent_rate_at_percent_time", piecewise_linear_percent_rate_at_percent_time)
-print(" ")
-linear_percent_rate_at_percent_time = linear_percent_rate_at_percent_time(0.2)
-print("linear_percent_rate_at_percent_time", linear_percent_rate_at_percent_time)
-print(" ")
-dynamic_carbs_on_board = get_dynamic_carbs_on_board(dynamic_carbs_input)
-print("dynamic_carbs_on_board", dynamic_carbs_on_board)
-print(" ")
-
-

pytest.ini

@@ -0,0 +1,4 @@
+[pytest]
+testpaths = python_tests
+python_files = tests.py
+python_functions = test_*

python_tests/tests.py

@@ -1,20 +1,94 @@
 import pytest
 import json
-from loop_to_python_api.api import generate_prediction
+from loop_to_python_api.api import (
+    initialize_exception_handlers,
+    generate_prediction,
+    get_prediction_dates,
+    get_glucose_effect_velocity,
+    get_glucose_effect_velocity_dates,
+    get_active_carbs,
+    get_active_insulin,
+    percent_absorption_at_percent_time,
+    piecewise_linear_percent_rate_at_percent_time,
+    linear_percent_rate_at_percent_time,
+    get_dynamic_carbs_on_board,
+)
 
 
-@pytest.fixture
-def generate_prediction_input():
+def get_generate_prediction_input():
     with open('python_tests/test_files/generate_prediction_input.json', 'r') as f:
         return json.load(f)
 
 
+def get_loop_aglgorithm_input():
+    with open('python_tests/test_files/loop_algorithm_input.json', 'r') as f:
+        return json.load(f)
+
+
+def get_dynamic_carbs_input():
+    with open('python_tests/test_files/dynamic_carbs_input.json', 'r') as f:
+        return json.load(f)
+
+
+def test_initialize_exception_handlers():
+    result = initialize_exception_handlers()
+    assert result is None  # Replace with the expected result
+
+
 def test_generate_prediction():
-    prediction_input = generate_prediction_input()
+    prediction_input = get_generate_prediction_input()
     prediction_values = generate_prediction(prediction_input)
-    print(prediction_values)
-    assert prediction_values == []
+    assert isinstance(prediction_values, list)  # Replace with the expected type or value
+
+
+def test_get_prediction_dates():
+    prediction_input = get_generate_prediction_input()
+    prediction_dates = get_prediction_dates(prediction_input)
+    assert isinstance(prediction_dates, list)  # Replace with the expected type or value
+
+
+def test_get_glucose_effect_velocity():
+    prediction_input = get_generate_prediction_input()
+    glucose_effect_velocity = get_glucose_effect_velocity(prediction_input)
+    assert isinstance(glucose_effect_velocity, list)  # Replace with the expected type or value
+
+
+def test_get_glucose_effect_velocity_dates():
+    prediction_input = get_generate_prediction_input()
+    glucose_effect_velocity_dates = get_glucose_effect_velocity_dates(prediction_input)
+    assert isinstance(glucose_effect_velocity_dates, list)  # Replace with the expected type or value
+
+
+def test_get_active_carbs():
+    loop_algorithm_input = get_loop_aglgorithm_input()
+    active_carbs = get_active_carbs(loop_algorithm_input)
+    assert isinstance(active_carbs, float)  # Replace with the expected type or value
+
+
+def test_get_active_insulin():
+    loop_algorithm_input = get_loop_aglgorithm_input()
+    active_insulin = get_active_insulin(loop_algorithm_input)
+    assert isinstance(active_insulin, float)  # Replace with the expected type or value
+
+
+def test_percent_absorption_at_percent_time():
+    result = percent_absorption_at_percent_time(0.2)
+    assert isinstance(result, float)  # Replace with the expected type or value
+
+
+def test_piecewise_linear_percent_rate_at_percent_time():
+    result = piecewise_linear_percent_rate_at_percent_time(0.2)
+    assert isinstance(result, float)  # Replace with the expected type or value
+
+
+def test_linear_percent_rate_at_percent_time():
+    result = linear_percent_rate_at_percent_time(0.2)
+    assert isinstance(result, float)  # Replace with the expected type or value
 
 
+def test_get_dynamic_carbs_on_board():
+    dynamic_carbs_input = get_dynamic_carbs_input()
+    dynamic_carbs_on_board = get_dynamic_carbs_on_board(dynamic_carbs_input)
+    assert isinstance(dynamic_carbs_on_board, float)  # Replace with the expected type or value