modify template

Coding/Codex-cpp/scripts/validate_workspace.py

@@ -0,0 +1,151 @@
+#!/usr/bin/env python3
+"""Run C++/MSVC Harness validation commands."""
+
+from __future__ import annotations
+
+import json
+import os
+import shutil
+import subprocess
+import sys
+from pathlib import Path
+
+
+DEFAULT_GENERATOR = "Visual Studio 17 2022"
+DEFAULT_PLATFORM = "x64"
+DEFAULT_CONFIG = "Debug"
+DEFAULT_BUILD_DIR = "build/msvc-debug"
+PRESET_NAME = "msvc-debug"
+COMMON_CMAKE_BIN = Path(r"C:\Program Files\CMake\bin")
+
+
+def load_env_commands() -> list[str]:
+    raw = os.environ.get("HARNESS_VALIDATION_COMMANDS", "")
+    return [line.strip() for line in raw.splitlines() if line.strip()]
+
+
+def _cmake_config() -> tuple[str, str, str, Path]:
+    generator = os.environ.get("HARNESS_CMAKE_GENERATOR", DEFAULT_GENERATOR)
+    platform = os.environ.get("HARNESS_CMAKE_PLATFORM", DEFAULT_PLATFORM)
+    config = os.environ.get("HARNESS_CMAKE_CONFIG", DEFAULT_CONFIG)
+    build_dir = Path(os.environ.get("HARNESS_BUILD_DIR", DEFAULT_BUILD_DIR))
+    return generator, platform, config, build_dir
+
+
+def _read_presets(root: Path) -> dict:
+    presets_file = root / "CMakePresets.json"
+    if not presets_file.exists():
+        return {}
+    try:
+        return json.loads(presets_file.read_text(encoding="utf-8"))
+    except json.JSONDecodeError:
+        return {}
+
+
+def _preset_binary_dir(root: Path, preset: dict) -> Path:
+    binary_dir = str(preset.get("binaryDir") or DEFAULT_BUILD_DIR)
+    binary_dir = binary_dir.replace("${sourceDir}", str(root))
+    binary_dir = binary_dir.replace("$sourceDir", str(root))
+    path = Path(binary_dir)
+    return path if path.is_absolute() else root / path
+
+
+def load_preset_commands(root: Path) -> list[str]:
+    payload = _read_presets(root)
+    config = os.environ.get("HARNESS_CMAKE_CONFIG", DEFAULT_CONFIG)
+    for preset in payload.get("configurePresets", []):
+        if isinstance(preset, dict) and preset.get("name") == PRESET_NAME:
+            build_dir = _preset_binary_dir(root, preset)
+            return [
+                f"cmake --preset {PRESET_NAME}",
+                f'cmake --build "{build_dir}" --config {config}',
+                f'ctest --test-dir "{build_dir}" --output-on-failure -C {config}',
+            ]
+    return []
+
+
+def load_cmake_commands(root: Path) -> list[str]:
+    if not (root / "CMakeLists.txt").exists():
+        return []
+
+    generator, platform, config, build_dir = _cmake_config()
+    if not build_dir.is_absolute():
+        build_dir = root / build_dir
+    return [
+        f'cmake -S "{root}" -B "{build_dir}" -G "{generator}" -A {platform}',
+        f'cmake --build "{build_dir}" --config {config}',
+        f'ctest --test-dir "{build_dir}" --output-on-failure -C {config}',
+    ]
+
+
+def discover_commands(root: Path) -> list[str]:
+    env_commands = load_env_commands()
+    if env_commands:
+        return env_commands
+    preset_commands = load_preset_commands(root)
+    if preset_commands:
+        return preset_commands
+    return load_cmake_commands(root)
+
+
+def run_command(command: str, root: Path) -> subprocess.CompletedProcess:
+    return subprocess.run(
+        command,
+        cwd=root,
+        shell=True,
+        capture_output=True,
+        text=True,
+        encoding="utf-8",
+        errors="replace",
+        env=validation_environment(os.environ),
+    )
+
+
+def validation_environment(base_env: os._Environ | dict[str, str]) -> dict[str, str]:
+    env = dict(base_env)
+    if shutil.which("cmake") is not None:
+        return env
+    cmake_exe = COMMON_CMAKE_BIN / "cmake.exe"
+    if not cmake_exe.exists():
+        return env
+
+    current_path = env.get("PATH", "")
+    paths = [part for part in current_path.split(os.pathsep) if part]
+    common_bin_text = str(COMMON_CMAKE_BIN)
+    if not any(part.lower() == common_bin_text.lower() for part in paths):
+        env["PATH"] = common_bin_text + (os.pathsep + current_path if current_path else "")
+    return env
+
+
+def emit_stream(prefix: str, content: str, *, stream) -> None:
+    text = (content or "").strip()
+    if not text:
+        return
+    print(prefix, file=stream)
+    print(text, file=stream)
+
+
+def main() -> int:
+    root = Path(__file__).resolve().parent.parent
+    commands = discover_commands(root)
+
+    if not commands:
+        print("No C++ validation commands configured.")
+        print("Add CMakeLists.txt or set HARNESS_VALIDATION_COMMANDS.")
+        return 0
+
+    for command in commands:
+        print(f"$ {command}")
+        result = run_command(command, root)
+        emit_stream("[stdout]", result.stdout, stream=sys.stdout)
+        emit_stream("[stderr]", result.stderr, stream=sys.stderr)
+        if result.returncode != 0:
+            print(f"Validation failed: {command}", file=sys.stderr)
+            return result.returncode
+
+    print("Validation succeeded.")
+    return 0
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())