update

src/ffmpeg/scripts/parse_c/pre_compile.py

@@ -5,6 +5,11 @@
 source_folder.mkdir(exist_ok=True)
 
 
+def pre_compile_file(file: pathlib.Path, target: pathlib.Path) -> None:
+    print(f"precompile {file}")
+    os.system(f"gcc -E -I. {file} > {target}")
+
+
 def precompile(folder: pathlib.Path) -> None:
     os.chdir(folder)
 
@@ -20,8 +25,7 @@ def precompile(folder: pathlib.Path) -> None:
         f.write(text)
 
     for file in folder.glob("**/*.[cm]"):
-        print(f"precompile {file}")
         p = file.relative_to(folder)
         compiled_path = (source_folder / p).resolve()
         compiled_path.parent.mkdir(parents=True, exist_ok=True)
-        os.system(f"gcc -E -I. {file} > {compiled_path}")
+        pre_compile_file(file, compiled_path)

src/ffmpeg/scripts/parse_c/tests/test_parse_ffmpeg_opt_c.py

@@ -1,11 +1,18 @@
+import tempfile
+from pathlib import Path
+
 from syrupy.assertion import SnapshotAssertion
 from syrupy.extensions.json import JSONSnapshotExtension
 
 from ..parse_ffmpeg_opt_c import parse_ffmpeg_opt_c
-from ..pre_compile import source_folder
+from ..pre_compile import pre_compile_file, source_folder
 
 
 def test_parse_ffmpeg_opt_c(snapshot: SnapshotAssertion) -> None:
+    filename = tempfile.NamedTemporaryFile()
+    p = Path(filename.name)
+    pre_compile_file(source_folder / "fftools/ffmpeg_opt.c", p)
+
     assert snapshot(extension_class=JSONSnapshotExtension) == [
         {
             "is_input_option": k.is_input_option,
@@ -14,5 +21,5 @@ def test_parse_ffmpeg_opt_c(snapshot: SnapshotAssertion) -> None:
             "is_support_stream_specifier": k.is_support_stream_specifier,
         }
         | k.__dict__
-        for k in parse_ffmpeg_opt_c((source_folder / "fftools/ffmpeg_opt.c").read_text())
+        for k in parse_ffmpeg_opt_c(p.read_text())
     ]