diff --git a/chore/_xtool/llcppsymg/_cmptest/clangutils_test/clangutils.go b/chore/_xtool/llcppsymg/_cmptest/clangutils_test/clangutils.go
new file mode 100644
index 00000000..1dd06781
--- /dev/null
+++ b/chore/_xtool/llcppsymg/_cmptest/clangutils_test/clangutils.go
@@ -0,0 +1,119 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/goplus/llgo/c"
+	"github.com/goplus/llgo/c/clang"
+	"github.com/goplus/llgo/chore/_xtool/llcppsymg/clangutils"
+)
+
+func main() {
+	TestClangUtil()
+}
+
+func TestClangUtil() {
+	testCases := []struct {
+		name    string
+		content string
+		isTemp  bool
+		isCpp   bool
+	}{
+		{
+			name: "C Header File",
+			content: `
+				int test_function(int a, int b);
+				void another_function(void);
+			`,
+			isTemp: false,
+			isCpp:  false,
+		},
+		{
+			name: "C++ Temp File",
+			content: `
+				class TestClass {
+				public:
+					void test_method();
+					static int static_method(float f);
+				};
+				
+				namespace TestNamespace {
+					void namespaced_function();
+				}
+			`,
+			isTemp: true,
+			isCpp:  true,
+		},
+	}
+
+	for _, tc := range testCases {
+		fmt.Printf("=== Test Case: %s ===\n", tc.name)
+
+		var filePath string
+		var tempFile *os.File
+		if tc.isTemp {
+			filePath = tc.content
+		} else {
+			var err error
+			tempFile, err = os.CreateTemp("", "test_*.h")
+			if err != nil {
+				fmt.Printf("Failed to create temporary file: %v\n", err)
+				continue
+			}
+
+			_, err = tempFile.Write([]byte(tc.content))
+			if err != nil {
+				fmt.Printf("Failed to write to temporary file: %v\n", err)
+				tempFile.Close()
+				os.Remove(tempFile.Name())
+				continue
+			}
+			tempFile.Close()
+			filePath = tempFile.Name()
+		}
+
+		config := &clangutils.Config{
+			File:  filePath,
+			Temp:  tc.isTemp,
+			IsCpp: tc.isCpp,
+		}
+		index, unit, err := clangutils.CreateTranslationUnit(config)
+		if err != nil {
+			fmt.Printf("CreateTranslationUnit failed: %v\n", err)
+			continue
+		}
+
+		fmt.Println("CreateTranslationUnit succeeded")
+
+		cursor := unit.Cursor()
+
+		clangutils.VisitChildren(cursor, func(cursor, parent clang.Cursor) clang.ChildVisitResult {
+			switch cursor.Kind {
+			case clang.CursorFunctionDecl, clang.CursorCXXMethod:
+				funcName := cursor.String()
+				fmt.Printf("Function/Method: %s\n", c.GoString(funcName.CStr()))
+				parts := clangutils.BuildScopingParts(cursor)
+				fmt.Printf("Scoping parts: %v\n", parts)
+				funcName.Dispose()
+			case clang.CursorClassDecl:
+				className := cursor.String()
+				fmt.Printf("Class: %s\n", c.GoString(className.CStr()))
+				className.Dispose()
+			case clang.CursorNamespace:
+				namespaceName := cursor.String()
+				fmt.Printf("Namespace: %s\n", c.GoString(namespaceName.CStr()))
+				namespaceName.Dispose()
+			}
+			return clang.ChildVisit_Recurse
+		})
+		index.Dispose()
+		unit.Dispose()
+
+		if !tc.isTemp && tempFile != nil {
+			os.Remove(tempFile.Name())
+		}
+
+		fmt.Println()
+	}
+}
diff --git a/chore/_xtool/llcppsymg/_cmptest/clangutils_test/llgo.expect b/chore/_xtool/llcppsymg/_cmptest/clangutils_test/llgo.expect
new file mode 100644
index 00000000..de8589e7
--- /dev/null
+++ b/chore/_xtool/llcppsymg/_cmptest/clangutils_test/llgo.expect
@@ -0,0 +1,23 @@
+#stdout
+=== Test Case: C Header File ===
+CreateTranslationUnit succeeded
+Function/Method: test_function
+Scoping parts: [test_function]
+Function/Method: another_function
+Scoping parts: [another_function]
+
+=== Test Case: C++ Temp File ===
+CreateTranslationUnit succeeded
+Class: TestClass
+Function/Method: test_method
+Scoping parts: [TestClass test_method]
+Function/Method: static_method
+Scoping parts: [TestClass static_method]
+Namespace: TestNamespace
+Function/Method: namespaced_function
+Scoping parts: [TestNamespace namespaced_function]
+
+
+#stderr
+
+#exit 0
diff --git a/chore/_xtool/llcppsymg/_cmptest/config_test/config.go b/chore/_xtool/llcppsymg/_cmptest/config_test/config.go
new file mode 100644
index 00000000..6ef2e2d1
--- /dev/null
+++ b/chore/_xtool/llcppsymg/_cmptest/config_test/config.go
@@ -0,0 +1,63 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/goplus/llgo/chore/_xtool/llcppsymg/config"
+)
+
+func main() {
+	TestGetConf()
+}
+
+func TestGetConf() {
+	testCases := []struct {
+		name  string
+		input string
+	}{
+		{
+			name: "SQLite configuration",
+			input: `{
+  "name": "sqlite",
+  "cflags": "-I/opt/homebrew/opt/sqlite/include",
+  "include": ["sqlite3.h"],
+  "libs": "-L/opt/homebrew/opt/sqlite/lib -lsqlite3",
+  "trimPrefixes": ["sqlite3_"],
+  "cplusplus": false
+}`,
+		},
+		{
+			name: "Lua configuration",
+			input: `{
+  "name": "lua",
+  "cflags": "-I/opt/homebrew/include/lua",
+  "include": ["lua.h"],
+  "libs": "-L/opt/homebrew/lib -llua -lm",
+  "trimPrefixes": ["lua_", "lua_"],
+  "cplusplus": false
+}`,
+		},
+		{
+			name:  "Invalid JSON",
+			input: `{invalid json}`,
+		},
+	}
+
+	for _, tc := range testCases {
+		fmt.Printf("=== Test case: %s ===\n", tc.name)
+		result, err := config.GetConf([]byte(tc.input))
+
+		if err != nil {
+			fmt.Println("Error:", err.Error())
+		} else {
+			fmt.Println("Name:", result.Config.Name)
+			fmt.Println("CFlags:", result.Config.CFlags)
+			fmt.Println("Libs:", result.Config.Libs)
+			fmt.Println("Include:", strings.Join(result.Config.Include, ", "))
+			fmt.Println("TrimPrefixes:", strings.Join(result.Config.TrimPrefixes, ", "))
+			fmt.Println("Cplusplus:", result.Config.Cplusplus)
+		}
+		fmt.Println()
+	}
+}
diff --git a/chore/_xtool/llcppsymg/_cmptest/config_test/llgo.expect b/chore/_xtool/llcppsymg/_cmptest/config_test/llgo.expect
new file mode 100644
index 00000000..acbf814f
--- /dev/null
+++ b/chore/_xtool/llcppsymg/_cmptest/config_test/llgo.expect
@@ -0,0 +1,24 @@
+#stdout
+=== Test case: SQLite configuration ===
+Name: sqlite
+CFlags: -I/opt/homebrew/opt/sqlite/include
+Libs: -L/opt/homebrew/opt/sqlite/lib -lsqlite3
+Include: sqlite3.h
+TrimPrefixes: sqlite3_
+Cplusplus: false
+
+=== Test case: Lua configuration ===
+Name: lua
+CFlags: -I/opt/homebrew/include/lua
+Libs: -L/opt/homebrew/lib -llua -lm
+Include: lua.h
+TrimPrefixes: lua_, lua_
+Cplusplus: false
+
+=== Test case: Invalid JSON ===
+Error: failed to parse config
+
+
+#stderr
+
+#exit 0