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import duckdb | |
import pytest | |
import os | |
# 関数の定義部分 | |
def create_table_from_csv(db_path, csv_file_path, table_name): | |
conn = duckdb.connect(db_path) | |
conn.execute( | |
f""" | |
CREATE TABLE {table_name} AS | |
SELECT * FROM read_csv_auto('{csv_file_path}') | |
""" | |
) | |
conn.close() | |
def fetch_all_from_table(db_path, table_name): | |
conn = duckdb.connect(db_path) | |
result = conn.execute(f"SELECT * FROM {table_name}").fetchall() | |
conn.close() | |
return result | |
# テスト部分 | |
def setup_csv_file(tmpdir): | |
# テスト用のCSVファイルを作成 | |
csv_file_path = tmpdir.join("test_data.csv") | |
with open(csv_file_path, "w") as f: | |
f.write("id,name\n") | |
f.write("1,John Doe\n") | |
f.write("2,Jane Smith\n") | |
return csv_file_path | |
def setup_db_file(tmpdir): | |
# テスト用のDuckDBファイルを作成 | |
db_file_path = tmpdir.join("test_db.db") | |
return db_file_path | |
def test_create_table_from_csv(setup_db_file, setup_csv_file): | |
db_path = str(setup_db_file) | |
csv_file_path = str(setup_csv_file) | |
table_name = "test_table" | |
# CSVファイルからテーブルを作成 | |
create_table_from_csv(db_path, csv_file_path, table_name) | |
# データベースからテーブルのデータを取得 | |
result = fetch_all_from_table(db_path, table_name) | |
# 期待されるデータ | |
expected_result = [(1, "John Doe"), (2, "Jane Smith")] | |
# 結果が期待されるデータと一致することを確認 | |
assert result == expected_result | |
# テストを実行するためのメイン関数 | |
if __name__ == "__main__": | |
pytest.main([__file__]) | |