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87 lines
3.5 KiB
Python
Executable File
87 lines
3.5 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import difflib
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import filecmp
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import os
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import subprocess
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import shutil
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import tempfile
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TOOLS_DIR = os.path.abspath(os.path.dirname(__file__))
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def generate_files(source_file: str, tmp_dir: str) -> None:
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# Copy the source CSV file to out temporary test directory.
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input_file_path = source_file
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output_file_path = os.path.join(tmp_dir, "CSV_A")
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shutil.copyfile(input_file_path, output_file_path)
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# Generate the name map file in the temporary directory.
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input_file_path = output_file_path
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output_file_path = os.path.join(tmp_dir, 'NAME_MAP_A')
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subprocess.check_call([os.path.join(TOOLS_DIR, 'setup', 'emoji', 'import_emoji_names_from_csv'),
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'--input-file', input_file_path, '--output-file', output_file_path],
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stdout=subprocess.DEVNULL)
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# Regenerate the CSV file from name map.
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input_file_path = output_file_path
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output_file_path = os.path.join(tmp_dir, 'CSV_B')
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subprocess.check_call([os.path.join(TOOLS_DIR, 'setup', 'emoji', 'export_emoji_names_to_csv'),
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'--input-file', input_file_path, '--output-file', output_file_path],
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stdout=subprocess.DEVNULL)
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# Regenerate the name map file from the regenerated CSV file.
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input_file_path = output_file_path
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output_file_path = os.path.join(tmp_dir, 'NAME_MAP_B')
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subprocess.check_call([os.path.join(TOOLS_DIR, 'setup', 'emoji', 'import_emoji_names_from_csv'),
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'--input-file', input_file_path, '--output-file', output_file_path],
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stdout=subprocess.DEVNULL)
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def print_diff(path_file1, path_file2):
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# type: (str, str) -> None
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with open(path_file1) as file1:
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with open(path_file2) as file2:
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diff = difflib.unified_diff(
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file1.readlines(),
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file2.readlines(),
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fromfile=path_file1,
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tofile=path_file2,
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)
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for line in diff:
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print(line)
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def compare_files(first_file: str, second_file: str) -> None:
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same = True
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same = same and filecmp.cmp(first_file, second_file, shallow=False)
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if not same:
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print_diff(first_file, second_file)
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raise Exception("Round trip conversion failed!!")
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def check_files(tmp_dir: str) -> None:
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# Compare the original and regenerated CSV files.
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first_file = os.path.join(tmp_dir, 'CSV_A')
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second_file = os.path.join(tmp_dir, 'CSV_B')
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compare_files(first_file, second_file)
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# Compare the name map files.
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first_file = os.path.join(tmp_dir, 'NAME_MAP_A')
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second_file = os.path.join(tmp_dir, 'NAME_MAP_B')
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compare_files(first_file, second_file)
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def main() -> None:
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description = ("This tool is used test the emoji tooling that we use to import/export "
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"naming related data. This works by doing a round-trip conversion of "
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"and then verifying that no changes were made in the process.")
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parser = argparse.ArgumentParser(description=description)
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parser.add_argument(
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"--input-file", dest="input_file_path", type=str, metavar="<path>",
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default=os.path.join(TOOLS_DIR, "setup", "emoji", "emoji_names.csv"),
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help="Path to the CSV file to be used for round-trip conversion.")
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args = parser.parse_args()
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with tempfile.TemporaryDirectory() as tmp_dir:
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generate_files(args.input_file_path, tmp_dir)
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check_files(tmp_dir)
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if __name__ == "__main__":
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main()
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