C内核按库功能拆解，编译结果缓存区构建，编译过程与已有缓存结果对照功能实现

tests/test_native_properties.py

@@ -5,6 +5,7 @@ import tempfile
 import unittest
 
 from app.simulation.native_codegen.build import toolchain
+from tests.native_kernel_source import native_kernel_source
 
 ROOT = Path(__file__).resolve().parents[1]
 
@@ -15,7 +16,7 @@ class NativePropertyTests(unittest.TestCase):
             compiler = toolchain()[0]
         except (OSError, RuntimeError, subprocess.SubprocessError) as exc:
             self.skipTest(f"Native toolchain unavailable: {exc}")
-        source = (ROOT / 'native/components/kernels.c').read_text()
+        source = native_kernel_source()
         for signature, counter in (
             ('static double temperature_ph(double p,double h) {', 'ph_calls'),
             ('static double z_factor(double p,double T) {', 'z_calls'),