diff --git a/test/embind/test_i64_val.cpp b/test/embind/test_i64_val.cpp
index af5d09cf7e794..1b33256b7814c 100644
--- a/test/embind/test_i64_val.cpp
+++ b/test/embind/test_i64_val.cpp
@@ -6,7 +6,6 @@
 #include <stdio.h>
 #include <iostream>
 #include <sstream>
-#include <cmath>
 #include <emscripten/bind.h>
 #include <emscripten/emscripten.h>
 #include <emscripten/val.h>
@@ -14,34 +13,14 @@
 using namespace emscripten;
 using namespace std;
 
-void fail()
-{
-  cout << "fail\n";
-}
-
-void pass()
-{
-  cout << "pass\n";
-}
-
-void test(string message)
-{
+void test(string message) {
   cout << "test:\n" << message << "\n";
 }
 
-void ensure(bool value)
-{
-  if (value)
-    pass();
-  else
-    fail();
-}
-
-void ensure_js(string js_code)
-{
+void ensure_js(string js_code) {
   js_code.append(";");
   const char* js_code_pointer = js_code.c_str();
-  ensure(EM_ASM_INT({
+  assert(EM_ASM_INT({
     var js_code = UTF8ToString($0);
     return eval(js_code);
   }, js_code_pointer));
@@ -54,8 +33,7 @@ string compare_a_64_js(T value) {
   return ss.str();
 }
 
-int main()
-{
+int main() {
   const int64_t max_int64_t = numeric_limits<int64_t>::max();
   const int64_t min_int64_t = numeric_limits<int64_t>::min();
   const uint64_t max_uint64_t = numeric_limits<uint64_t>::max();
@@ -73,7 +51,7 @@ int main()
 
   val::global().set("a", val(int64_t(0x12345678aabbccddL)));
   ensure_js("a === 1311768467732155613n");
-  ensure(val::global()["a"].as<int64_t>() == 0x12345678aabbccddL);
+  assert(val::global()["a"].as<int64_t>() == 0x12345678aabbccddL);
 
   test("val(uint64_t v)");
   val::global().set("a", val(uint64_t(1234)));
@@ -81,16 +59,16 @@ int main()
 
   val::global().set("a", val(max_uint64_t));
   ensure_js(compare_a_64_js(max_uint64_t));
-  ensure(val::global()["a"].as<uint64_t>() == max_uint64_t);
+  assert(val::global()["a"].as<uint64_t>() == max_uint64_t);
 
   test("val(int64_t v)");
   val::global().set("a", val(max_int64_t));
   ensure_js(compare_a_64_js(max_int64_t));
-  ensure(val::global()["a"].as<int64_t>() == max_int64_t);
+  assert(val::global()["a"].as<int64_t>() == max_int64_t);
 
   val::global().set("a", val(min_int64_t));
   ensure_js(compare_a_64_js(min_int64_t));
-  ensure(val::global()["a"].as<int64_t>() == min_int64_t);
+  assert(val::global()["a"].as<int64_t>() == min_int64_t);
 
   test("val(typed_memory_view<uint64_t>)");
   val::global().set("a", val(typed_memory_view(uint64Array.size(), uint64Array.data())));
diff --git a/test/embind/test_i64_val.out b/test/embind/test_i64_val.out
index 19196845e8236..e5b21f95d91d7 100644
--- a/test/embind/test_i64_val.out
+++ b/test/embind/test_i64_val.out
@@ -1,31 +1,12 @@
 start
 test:
 val(int64_t v)
-pass
-pass
-pass
-pass
 test:
 val(uint64_t v)
-pass
-pass
-pass
 test:
 val(int64_t v)
-pass
-pass
-pass
-pass
 test:
 val(typed_memory_view<uint64_t>)
-pass
-pass
-pass
-pass
 test:
 val(typed_memory_view<int64_t>)
-pass
-pass
-pass
-pass
 end