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import argparse
import subprocess
import sys
import unittest
from pathlib import Path
class TestHeaderGenIntegration(unittest.TestCase):
def setUp(self):
self.output_dir = TestHeaderGenIntegration.output_dir
self.source_dir = Path(__file__).parent
self.main_script = self.source_dir.parent / "main.py"
self.maxDiff = 80 * 100
def run_script(self, yaml_file, output_file, entry_points=[], switches=[]):
command = [
"python3",
str(self.main_script),
str(yaml_file),
"--output",
str(output_file),
] + switches
for entry_point in entry_points:
command.extend(["--entry-point", entry_point])
result = subprocess.run(
command,
capture_output=True,
text=True,
)
print("STDOUT:", result.stdout)
print("STDERR:", result.stderr)
result.check_returncode()
def compare_files(self, generated_file, expected_file):
with generated_file.open("r") as gen_file:
gen_content = gen_file.read()
with expected_file.open("r") as exp_file:
exp_content = exp_file.read()
self.assertEqual(gen_content, exp_content)
def test_generate_header(self):
yaml_file = self.source_dir / "input/test_small.yaml"
expected_output_file = self.source_dir / "expected_output/test_header.h"
output_file = self.output_dir / "test_small.h"
entry_points = {"func_b", "func_a", "func_c", "func_d", "func_e"}
self.run_script(yaml_file, output_file, entry_points)
self.compare_files(output_file, expected_output_file)
def test_generate_subdir_header(self):
yaml_file = self.source_dir / "input" / "subdir" / "test.yaml"
expected_output_file = self.source_dir / "expected_output" / "subdir" / "test.h"
output_file = self.output_dir / "subdir" / "test.h"
self.run_script(yaml_file, output_file)
self.compare_files(output_file, expected_output_file)
def test_generate_json(self):
yaml_file = self.source_dir / "input/test_small.yaml"
expected_output_file = self.source_dir / "expected_output/test_small.json"
output_file = self.output_dir / "test_small.json"
self.run_script(yaml_file, output_file, switches=["--json"])
self.compare_files(output_file, expected_output_file)
def main():
parser = argparse.ArgumentParser(description="TestHeaderGenIntegration arguments")
parser.add_argument(
"--output_dir",
type=Path,
help="Output directory for generated headers",
required=True,
)
args, remaining_argv = parser.parse_known_args()
TestHeaderGenIntegration.output_dir = args.output_dir
sys.argv[1:] = remaining_argv
unittest.main()
if __name__ == "__main__":
main()
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