first commit

libraries/FastLED/ci/tests/test_wrong_defines.py

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+import os
+import unittest
+from concurrent.futures import ThreadPoolExecutor
+
+from ci.paths import PROJECT_ROOT
+
+SRC_ROOT = PROJECT_ROOT / "src"
+# PLATFORMS_DIR = os.path.join(SRC_ROOT, "platforms")
+
+NUM_WORKERS = (os.cpu_count() or 1) * 4
+
+WRONG_DEFINES: dict[str, str] = {
+    "#if ESP32": "Use #ifdef ESP32 instead of #if ESP32",
+    "#if defined(FASTLED_RMT5)": "Use #ifdef FASTLED_RMT5 instead of #if defined(FASTLED_RMT5)",
+    "#if defined(FASTLED_ESP_HAS_CLOCKLESS_SPI)": "Use #ifdef FASTLED_ESP_HAS_CLOCKLESS_SPI instead of #if defined(FASTLED_ESP_HAS_CLOCKLESS_SPI)",
+}
+
+
+class TestWrongDefines(unittest.TestCase):
+
+    def check_file(self, file_path) -> list[str]:
+        failings = []
+        with open(file_path, "r", encoding="utf-8") as f:
+            for line_number, line in enumerate(f, 1):
+                line = line.strip()
+                if line.startswith("//"):
+                    continue
+                for needle, message in WRONG_DEFINES.items():
+                    if needle in line:
+                        failings.append(f"{file_path}:{line_number}: {message}")
+        return failings
+
+    def test_no_bad_defines(self) -> None:
+        """Searches through the program files to check for banned headers, excluding src/platforms."""
+        files_to_check = []
+        for root, _, files in os.walk(SRC_ROOT):
+            for file in files:
+                if file.endswith(
+                    (".cpp", ".h", ".hpp")
+                ):  # Add or remove file extensions as needed
+                    file_path = os.path.join(root, file)
+                    files_to_check.append(file_path)
+
+        all_failings = []
+        with ThreadPoolExecutor(max_workers=NUM_WORKERS) as executor:
+            futures = [
+                executor.submit(self.check_file, file_path)
+                for file_path in files_to_check
+            ]
+            for future in futures:
+                all_failings.extend(future.result())
+
+        if all_failings:
+            msg = f"Found {len(all_failings)} bad defines: \n" + "\n".join(all_failings)
+            for failing in all_failings:
+                print(failing)
+            self.fail("Please fix the defines: \n" + msg + "\n")
+        else:
+            print("No bad defines found.")
+
+
+if __name__ == "__main__":
+    unittest.main()