diff --git a/base/test/unittest/common/utils_directory_test.cpp b/base/test/unittest/common/utils_directory_test.cpp
index 0314fcb4e8e88d816467099b105ba2d0c1f34c59..038840e4ea5a3026b0ee76ccd7fddae3dfe43e25 100644
--- a/base/test/unittest/common/utils_directory_test.cpp
+++ b/base/test/unittest/common/utils_directory_test.cpp
@@ -203,9 +203,48 @@ HWTEST_F(UtilsDirectoryTest, testGetDirFiles001, TestSize.Level0)
 
 /*
  * @tc.name: testGetDirFiles002
- * @tc.desc: test GetDirFiles works on symlink
+* @tc.desc: test GetDirFiles works on deeply nested directory and handles very long path
  */
 HWTEST_F(UtilsDirectoryTest, testGetDirFiles002, TestSize.Level0)
+{
+    string parentPath = "/data/test_dir/";
+    string veryLongPath = "/data/test_dir/";
+
+    int length = 10000;
+
+    for (int i = 0; i < length; i++) {
+        veryLongPath += "0";
+        veryLongPath += "/";
+    }
+
+    EXPECT_EQ(mkdir("/data/test_dir", S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH), 0);
+    chdir(parentPath.c_str());
+
+    for (int i = 0; i < length; i++) {
+        EXPECT_EQ(mkdir("./0", S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH), 0);
+        EXPECT_EQ(chdir("./0"), 0);
+    }
+
+    ofstream file("./test_file");
+    file.close();
+    EXPECT_EQ(chdir("/data/test"), 0);
+
+    auto files = vector<string>();
+
+    GetDirFiles(parentPath, files);
+
+    EXPECT_EQ(files.size(), 1);
+    EXPECT_EQ((veryLongPath + "test_file").length(), files[0].length());
+    EXPECT_EQ(veryLongPath + "test_file", files[0]);
+
+    ForceRemoveDirectory(parentPath);
+}
+
+/*
+ * @tc.name: testGetDirFiles003
+ * @tc.desc: test GetDirFiles works on symlink
+ */
+HWTEST_F(UtilsDirectoryTest, testGetDirFiles003, TestSize.Level0)
 {
     // create a test dir
     string originalDataPath = "/data/original";
diff --git a/base/test/unittest/rust/BUILD.gn b/base/test/unittest/rust/BUILD.gn
index 48c3f66c02154615a850f43d8e084b67637e56c3..4ec296c33d2bfc50fcaf3d5355e9916a681faf63 100644
--- a/base/test/unittest/rust/BUILD.gn
+++ b/base/test/unittest/rust/BUILD.gn
@@ -28,6 +28,7 @@ if (host_os == "linux" && !is_asan && !is_arkui_x) {
     if (!use_clang_coverage) {
       deps += [
         ":rust_utils_ashmem_test",
+        ":rust_utils_directory_test",
         ":rust_utils_file_test",
       ]
     }