diff --git a/tests/test-tokenizer-0-falcon.cpp b/tests/test-tokenizer-0-falcon.cpp
index aabac5bb0..3e8877563 100644
--- a/tests/test-tokenizer-0-falcon.cpp
+++ b/tests/test-tokenizer-0-falcon.cpp
@@ -36,9 +36,19 @@ static const std::map<std::string, std::vector<llama_token>> & k_tests() {
         { "   Hello"              , {     258,  23090, }, },
         { "    Hello"             , {     466,  23090, }, },
         { "    Hello\n    Hello"  , {     466,  23090,    742,  23090, }, },
+        { " ("                    , {     204,     19, }, },
         { "\n ="                  , {    1212,     40, }, },
         { "' era"                 , {      18,   4932, }, },
         { "Hello, y'all! How are you 😁 ?我想在apple工作1314151天～", {    9856,     23,    291,     18,    436,     12,   1265,    362,    299,   8196,    207,    204,     42,  50087,    123,   2727,  20300,  32022,    133,    234,  17419,  30137,     28,   7858,    181,    133,    236, }, },
+        { "3"                     , {      30, }, },
+        { "33"                    , {    3138, }, },
+        { "333"                   , {   22287, }, },
+        { "3333"                  , {   22287,     30, }, },
+        { "33333"                 , {   22287,   3138, }, },
+        { "333333"                , {   22287,  22287, }, },
+        { "3333333"               , {   22287,  22287,     30, }, },
+        { "33333333"              , {   22287,  22287,   3138, }, },
+        { "333333333"             , {   22287,  22287,  22287, }, },
     };
 
     return _k_tests;
diff --git a/tests/test-tokenizer-0-falcon.py b/tests/test-tokenizer-0-falcon.py
index b99840e1b..b1cf43b50 100644
--- a/tests/test-tokenizer-0-falcon.py
+++ b/tests/test-tokenizer-0-falcon.py
@@ -39,9 +39,19 @@ tests = [
     "   Hello",
     "    Hello",
     "    Hello\n    Hello",
+    " (",
     "\n =",
     "' era",
     "Hello, y'all! How are you 😁 ?我想在apple工作1314151天～",
+    "3",
+    "33",
+    "333",
+    "3333",
+    "33333",
+    "333333",
+    "3333333",
+    "33333333",
+    "333333333",
 ]
 
 for text in tests:
diff --git a/tests/test-tokenizer-0-llama.cpp b/tests/test-tokenizer-0-llama.cpp
index 0a16cd7eb..e6b13ab91 100644
--- a/tests/test-tokenizer-0-llama.cpp
+++ b/tests/test-tokenizer-0-llama.cpp
@@ -36,7 +36,19 @@ static const std::map<std::string, std::vector<llama_token>> & k_tests() {
         { "   Hello"              , {    1678,  15043, }, },
         { "    Hello"             , {     268,  15043, }, },
         { "    Hello\n    Hello"  , {     268,  15043,     13,   1678,  15043, }, },
-        { " ("                    , {   29871,  313, }, },
+        { " ("                    , {   29871,    313, }, },
+        { "\n ="                  , {   29871,     13,    353, }, },
+        { "' era"                 , {     525,   3152, }, },
+        { "Hello, y'all! How are you 😁 ?我想在apple工作1314151天～", {   15043,  29892,    343,  29915,    497,  29991,   1128,    526,    366,  29871,    243,    162,    155,    132,   1577,  30672,  31522,  30505,  11548,  31041,  30732,  29896,  29941,  29896,  29946,  29896,  29945,  29896,  30408,  30739, }, },
+        { "3"                     , {   29871,  29941, }, },
+        { "33"                    , {   29871,  29941,  29941, }, },
+        { "333"                   , {   29871,  29941,  29941,  29941, }, },
+        { "3333"                  , {   29871,  29941,  29941,  29941,  29941, }, },
+        { "33333"                 , {   29871,  29941,  29941,  29941,  29941,  29941, }, },
+        { "333333"                , {   29871,  29941,  29941,  29941,  29941,  29941,  29941, }, },
+        { "3333333"               , {   29871,  29941,  29941,  29941,  29941,  29941,  29941,  29941, }, },
+        { "33333333"              , {   29871,  29941,  29941,  29941,  29941,  29941,  29941,  29941,  29941, }, },
+        { "333333333"             , {   29871,  29941,  29941,  29941,  29941,  29941,  29941,  29941,  29941,  29941, }, },
     };
 
     return _k_tests;
diff --git a/tests/test-tokenizer-0-llama.py b/tests/test-tokenizer-0-llama.py
index f3d4d7e3d..6dbfd9412 100644
--- a/tests/test-tokenizer-0-llama.py
+++ b/tests/test-tokenizer-0-llama.py
@@ -39,6 +39,19 @@ tests = [
     "   Hello",
     "    Hello",
     "    Hello\n    Hello",
+    " (",
+    "\n =",
+    "' era",
+    "Hello, y'all! How are you 😁 ?我想在apple工作1314151天～",
+    "3",
+    "33",
+    "333",
+    "3333",
+    "33333",
+    "333333",
+    "3333333",
+    "33333333",
+    "333333333",
 ]