Files
thechart/tests/test_data_manager.py

306 lines
12 KiB
Python

"""
Tests for the DataManager class.
"""
import os
import csv
import pytest
import pandas as pd
from unittest.mock import Mock, patch
import tempfile
import sys
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', 'src'))
from src.data_manager import DataManager
class TestDataManager:
"""Test cases for the DataManager class."""
def test_init(self, temp_csv_file, mock_logger):
"""Test DataManager initialization."""
dm = DataManager(temp_csv_file, mock_logger)
assert dm.filename == temp_csv_file
assert dm.logger == mock_logger
assert os.path.exists(temp_csv_file)
def test_initialize_csv_creates_file_with_headers(self, temp_csv_file, mock_logger):
"""Test that initialize_csv creates a file with proper headers."""
# Remove the file if it exists
if os.path.exists(temp_csv_file):
os.unlink(temp_csv_file)
dm = DataManager(temp_csv_file, mock_logger)
# Check file exists and has correct headers
assert os.path.exists(temp_csv_file)
with open(temp_csv_file, 'r') as f:
reader = csv.reader(f)
headers = next(reader)
expected_headers = [
"date", "depression", "anxiety", "sleep", "appetite",
"bupropion", "bupropion_doses", "hydroxyzine", "hydroxyzine_doses",
"gabapentin", "gabapentin_doses", "propranolol", "propranolol_doses",
"quetiapine", "quetiapine_doses", "note"
]
assert headers == expected_headers
def test_initialize_csv_does_not_overwrite_existing_file(self, temp_csv_file, mock_logger):
"""Test that initialize_csv does not overwrite existing file."""
# Write some data to the file first
with open(temp_csv_file, 'w') as f:
f.write("existing,data\n1,2\n")
dm = DataManager(temp_csv_file, mock_logger)
# Check that existing data is preserved
with open(temp_csv_file, 'r') as f:
content = f.read()
assert "existing,data" in content
def test_load_data_empty_file(self, temp_csv_file, mock_logger):
"""Test loading data from an empty file."""
dm = DataManager(temp_csv_file, mock_logger)
df = dm.load_data()
assert df.empty
def test_load_data_nonexistent_file(self, mock_logger):
"""Test loading data from a nonexistent file."""
dm = DataManager("nonexistent.csv", mock_logger)
df = dm.load_data()
assert df.empty
mock_logger.warning.assert_called()
def test_load_data_with_valid_data(self, temp_csv_file, mock_logger, sample_data):
"""Test loading valid data from CSV file."""
# Write sample data to file
with open(temp_csv_file, 'w', newline='') as f:
writer = csv.writer(f)
# Write headers first
writer.writerow([
"date", "depression", "anxiety", "sleep", "appetite",
"bupropion", "bupropion_doses", "hydroxyzine", "hydroxyzine_doses",
"gabapentin", "gabapentin_doses", "propranolol", "propranolol_doses",
"quetiapine", "quetiapine_doses", "note"
])
# Write sample data
writer.writerows(sample_data)
dm = DataManager(temp_csv_file, mock_logger)
df = dm.load_data()
assert not df.empty
assert len(df) == 3
assert list(df.columns) == [
"date", "depression", "anxiety", "sleep", "appetite",
"bupropion", "bupropion_doses", "hydroxyzine", "hydroxyzine_doses",
"gabapentin", "gabapentin_doses", "propranolol", "propranolol_doses",
"quetiapine", "quetiapine_doses", "note"
]
# Check data types
assert df["depression"].dtype == int
assert df["anxiety"].dtype == int
assert df["note"].dtype == object
def test_load_data_sorted_by_date(self, temp_csv_file, mock_logger):
"""Test that loaded data is sorted by date."""
# Write data in random order
unsorted_data = [
["2024-01-03", 1, 1, 1, 1, 1, "", 1, "", 1, "", 1, "", 0, "", "third"],
["2024-01-01", 2, 2, 2, 2, 2, "", 2, "", 2, "", 2, "", 1, "", "first"],
["2024-01-02", 3, 3, 3, 3, 3, "", 3, "", 3, "", 3, "", 0, "", "second"],
]
with open(temp_csv_file, 'w', newline='') as f:
writer = csv.writer(f)
writer.writerow([
"date", "depression", "anxiety", "sleep", "appetite",
"bupropion", "bupropion_doses", "hydroxyzine", "hydroxyzine_doses",
"gabapentin", "gabapentin_doses", "propranolol", "propranolol_doses",
"quetiapine", "quetiapine_doses", "note"
])
writer.writerows(unsorted_data)
dm = DataManager(temp_csv_file, mock_logger)
df = dm.load_data()
# Check that data is sorted by date
assert df.iloc[0]["note"] == "first"
assert df.iloc[1]["note"] == "second"
assert df.iloc[2]["note"] == "third"
def test_add_entry_success(self, temp_csv_file, mock_logger):
"""Test successfully adding an entry."""
dm = DataManager(temp_csv_file, mock_logger)
entry = ["2024-01-01", 3, 2, 4, 3, 1, 0, 2, 1, "Test note"]
result = dm.add_entry(entry)
assert result is True
# Verify entry was added
df = dm.load_data()
assert len(df) == 1
assert df.iloc[0]["date"] == "2024-01-01"
assert df.iloc[0]["note"] == "Test note"
def test_add_entry_duplicate_date(self, temp_csv_file, mock_logger, sample_data):
"""Test adding entry with duplicate date."""
# Add initial data
with open(temp_csv_file, 'w', newline='') as f:
writer = csv.writer(f)
writer.writerow([
"date", "depression", "anxiety", "sleep", "appetite",
"bupropion", "bupropion_doses", "hydroxyzine", "hydroxyzine_doses",
"gabapentin", "gabapentin_doses", "propranolol", "propranolol_doses",
"quetiapine", "quetiapine_doses", "note"
])
writer.writerows(sample_data)
dm = DataManager(temp_csv_file, mock_logger)
# Try to add entry with existing date
duplicate_entry = ["2024-01-01", 5, 5, 5, 5, 1, "", 1, "", 1, "", 1, "", 0, "", "Duplicate"]
result = dm.add_entry(duplicate_entry)
assert result is False
mock_logger.warning.assert_called_with("Entry with date 2024-01-01 already exists.")
def test_update_entry_success(self, temp_csv_file, mock_logger, sample_data):
"""Test successfully updating an entry."""
# Add initial data
with open(temp_csv_file, 'w', newline='') as f:
writer = csv.writer(f)
writer.writerow([
"date", "depression", "anxiety", "sleep", "appetite",
"bupropion", "bupropion_doses", "hydroxyzine", "hydroxyzine_doses",
"gabapentin", "gabapentin_doses", "propranolol", "propranolol_doses",
"quetiapine", "quetiapine_doses", "note"
])
writer.writerows(sample_data)
dm = DataManager(temp_csv_file, mock_logger)
updated_values = ["2024-01-01", 5, 5, 5, 5, 2, "", 2, "", 2, "", 2, "", 1, "", "Updated note"]
result = dm.update_entry("2024-01-01", updated_values)
assert result is True
# Verify entry was updated
df = dm.load_data()
updated_row = df[df["date"] == "2024-01-01"].iloc[0]
assert updated_row["depression"] == 5
assert updated_row["note"] == "Updated note"
def test_update_entry_change_date(self, temp_csv_file, mock_logger, sample_data):
"""Test updating an entry with a date change."""
# Add initial data
with open(temp_csv_file, 'w', newline='') as f:
writer = csv.writer(f)
writer.writerow([
"date", "depression", "anxiety", "sleep", "appetite",
"bupropion", "bupropion_doses", "hydroxyzine", "hydroxyzine_doses",
"gabapentin", "gabapentin_doses", "propranolol", "propranolol_doses",
"quetiapine", "quetiapine_doses", "note"
])
writer.writerows(sample_data)
dm = DataManager(temp_csv_file, mock_logger)
updated_values = ["2024-01-05", 5, 5, 5, 5, 2, "", 2, "", 2, "", 2, "", 1, "", "Updated note"]
result = dm.update_entry("2024-01-01", updated_values)
assert result is True
# Verify old date is gone and new date exists
df = dm.load_data()
assert not any(df["date"] == "2024-01-01")
assert any(df["date"] == "2024-01-05")
def test_update_entry_duplicate_date(self, temp_csv_file, mock_logger, sample_data):
"""Test updating entry to a date that already exists."""
# Add initial data
with open(temp_csv_file, 'w', newline='') as f:
writer = csv.writer(f)
writer.writerow([
"date", "depression", "anxiety", "sleep", "appetite",
"bupropion", "bupropion_doses", "hydroxyzine", "hydroxyzine_doses",
"gabapentin", "gabapentin_doses", "propranolol", "propranolol_doses",
"quetiapine", "quetiapine_doses", "note"
])
writer.writerows(sample_data)
dm = DataManager(temp_csv_file, mock_logger)
# Try to change date to one that already exists
updated_values = ["2024-01-02", 5, 5, 5, 5, 2, "", 2, "", 2, "", 2, "", 1, "", "Updated note"]
result = dm.update_entry("2024-01-01", updated_values)
assert result is False
mock_logger.warning.assert_called_with(
"Cannot update: entry with date 2024-01-02 already exists."
)
def test_delete_entry_success(self, temp_csv_file, mock_logger, sample_data):
"""Test successfully deleting an entry."""
# Add initial data
with open(temp_csv_file, 'w', newline='') as f:
writer = csv.writer(f)
writer.writerow([
"date", "depression", "anxiety", "sleep", "appetite",
"bupropion", "bupropion_doses", "hydroxyzine", "hydroxyzine_doses",
"gabapentin", "gabapentin_doses", "propranolol", "propranolol_doses",
"quetiapine", "quetiapine_doses", "note"
])
writer.writerows(sample_data)
dm = DataManager(temp_csv_file, mock_logger)
result = dm.delete_entry("2024-01-02")
assert result is True
# Verify entry was deleted
df = dm.load_data()
assert len(df) == 2
assert not any(df["date"] == "2024-01-02")
def test_delete_entry_nonexistent(self, temp_csv_file, mock_logger, sample_data):
"""Test deleting a nonexistent entry."""
# Add initial data
with open(temp_csv_file, 'w', newline='') as f:
writer = csv.writer(f)
writer.writerow([
"date", "depression", "anxiety", "sleep", "appetite",
"bupropion", "bupropion_doses", "hydroxyzine", "hydroxyzine_doses",
"gabapentin", "gabapentin_doses", "propranolol", "propranolol_doses",
"quetiapine", "quetiapine_doses", "note"
])
writer.writerows(sample_data)
dm = DataManager(temp_csv_file, mock_logger)
result = dm.delete_entry("2024-01-10")
assert result is True # Should return True even if no matching entry
# Verify no data was lost
df = dm.load_data()
assert len(df) == 3
@patch('pandas.read_csv')
def test_load_data_exception_handling(self, mock_read_csv, temp_csv_file, mock_logger):
"""Test exception handling in load_data."""
mock_read_csv.side_effect = Exception("Test error")
dm = DataManager(temp_csv_file, mock_logger)
df = dm.load_data()
assert df.empty
mock_logger.error.assert_called_with("Error loading data: Test error")
@patch('builtins.open')
def test_add_entry_exception_handling(self, mock_open, temp_csv_file, mock_logger):
"""Test exception handling in add_entry."""
mock_open.side_effect = Exception("Test error")
dm = DataManager(temp_csv_file, mock_logger)
entry = ["2024-01-01", 3, 2, 4, 3, 1, 0, 2, 1, "Test note"]
result = dm.add_entry(entry)
assert result is False
mock_logger.error.assert_called_with("Error adding entry: Test error")