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diff --git a/tests/benchmark/assets/dataset/C060114.zip b/tests/benchmark/assets/dataset/C060114.zip
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diff --git a/tests/benchmark/assets/netstats-many-uids.zip b/tests/benchmark/assets/dataset/netstats-many-uids.zip
similarity index 100%
rename from tests/benchmark/assets/netstats-many-uids.zip
rename to tests/benchmark/assets/dataset/netstats-many-uids.zip
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diff --git a/tests/benchmark/src/android/net/netstats/benchmarktests/NetworkStatsTest.kt b/tests/benchmark/src/android/net/netstats/benchmarktests/NetworkStatsTest.kt
index 39f1b69..585157f 100644
--- a/tests/benchmark/src/android/net/netstats/benchmarktests/NetworkStatsTest.kt
+++ b/tests/benchmark/src/android/net/netstats/benchmarktests/NetworkStatsTest.kt
@@ -43,24 +43,22 @@
     companion object {
         private val DEFAULT_BUFFER_SIZE = 8192
         private val FILE_CACHE_WARM_UP_REPEAT_COUNT = 10
-        private val TEST_REPEAT_COUNT = 10
         private val UID_COLLECTION_BUCKET_DURATION_MS = TimeUnit.HOURS.toMillis(2)
         private val UID_RECORDER_ROTATE_AGE_MS = TimeUnit.DAYS.toMillis(15)
         private val UID_RECORDER_DELETE_AGE_MS = TimeUnit.DAYS.toMillis(90)
-        private val TEST_NETSTATS_MANY_UIDS_FILE = "netstats-many-uids.zip"
+        private val TEST_DATASET_SUBFOLDER = "dataset/"
 
-        private val testFilesDir by lazy {
-            // These file generated by using real user dataset which has many uid records
-            // and agreed to share the dataset for testing purpose. These dataset can be
-            // extracted from rooted devices by using
-            // "adb pull /data/misc/apexdata/com.android.tethering/netstats" command.
-            val zipInputStream =
-                ZipInputStream(TEST_NETSTATS_MANY_UIDS_FILE.toAssetInputStream())
-            File(unzipToTempDir(zipInputStream), "netstats")
-        }
-
-        private val uidTestFiles: List<File> by lazy {
-            getSortedListForPrefix(testFilesDir, "uid")
+        // These files are generated by using real user dataset which has many uid records
+        // and agreed to share the dataset for testing purpose. These dataset can be
+        // extracted from rooted devices by using
+        // "adb pull /data/misc/apexdata/com.android.tethering/netstats" command.
+        private val testFilesAssets by lazy {
+            val zipFiles = context.assets.list(TEST_DATASET_SUBFOLDER)!!.asList()
+            zipFiles.map {
+                val zipInputStream =
+                    ZipInputStream((TEST_DATASET_SUBFOLDER + it).toAssetInputStream())
+                File(unzipToTempDir(zipInputStream), "netstats")
+            }
         }
 
         // Test results shows the test cases who read the file first will take longer time to
@@ -72,9 +70,12 @@
         @BeforeClass
         fun setUpOnce() {
             repeat(FILE_CACHE_WARM_UP_REPEAT_COUNT) {
-                val collection = NetworkStatsCollection(UID_COLLECTION_BUCKET_DURATION_MS)
-                for (file in uidTestFiles) {
-                    readFile(file, collection)
+                testFilesAssets.forEach {
+                    val uidTestFiles = getSortedListForPrefix(it, "uid")
+                    val collection = NetworkStatsCollection(UID_COLLECTION_BUCKET_DURATION_MS)
+                    for (file in uidTestFiles) {
+                        readFile(file, collection)
+                    }
                 }
             }
         }
@@ -122,7 +123,8 @@
     fun testReadCollection_manyUids() {
         // The file cache is warmed up by the @BeforeClass method, so now the test can repeat
         // this a number of time to have a stable number.
-        repeat(TEST_REPEAT_COUNT) {
+        testFilesAssets.forEach {
+            val uidTestFiles = getSortedListForPrefix(it, "uid")
             val collection = NetworkStatsCollection(UID_COLLECTION_BUCKET_DURATION_MS)
             for (file in uidTestFiles) {
                 readFile(file, collection)
@@ -134,10 +136,10 @@
     fun testReadFromRecorder_manyUids() {
         val mockObserver = mock<NonMonotonicObserver<String>>()
         val mockDropBox = mock<DropBoxManager>()
-        repeat(TEST_REPEAT_COUNT) {
+        testFilesAssets.forEach {
             val recorder = NetworkStatsRecorder(
                 FileRotator(
-                    testFilesDir, PREFIX_UID, UID_RECORDER_ROTATE_AGE_MS, UID_RECORDER_DELETE_AGE_MS
+                    it, PREFIX_UID, UID_RECORDER_ROTATE_AGE_MS, UID_RECORDER_DELETE_AGE_MS
                 ),
                 mockObserver,
                 mockDropBox,