chore: use internal namespace in 40_testing.js (#21141)

Towards #21136 

- [x] assign serializePermissions, setTimeout and setExitHandler APIs to
internal namespace
- [x] remove usage of assert

2 files changed, 6 insertions, 6 deletions

diff --git a/cli/tests/testdata/bench/exit_sanitizer.out b/cli/tests/testdata/bench/exit_sanitizer.out
index 501b9ce8a..9f15d3f26 100644
--- a/cli/tests/testdata/bench/exit_sanitizer.out
+++ b/cli/tests/testdata/bench/exit_sanitizer.out
@@ -5,10 +5,10 @@ runtime: deno [WILDCARD] ([WILDCARD])
 [WILDCARD]/bench/exit_sanitizer.ts
 benchmark      time (avg)        iter/s             (min … max)       p75       p99      p995
 --------------------------------------------------------------- -----------------------------
-exit(0)    error: AssertionError: Bench attempted to exit with exit code: 0
+exit(0)    error: Error: Bench attempted to exit with exit code: 0
 [WILDCARD]
-exit(1)    error: AssertionError: Bench attempted to exit with exit code: 1
+exit(1)    error: Error: Bench attempted to exit with exit code: 1
 [WILDCARD]
-exit(2)    error: AssertionError: Bench attempted to exit with exit code: 2
+exit(2)    error: Error: Bench attempted to exit with exit code: 2
 [WILDCARD]
 error: Bench failed
diff --git a/cli/tests/testdata/test/exit_sanitizer.out b/cli/tests/testdata/test/exit_sanitizer.out
index 4910501fa..684001475 100644
--- a/cli/tests/testdata/test/exit_sanitizer.out
+++ b/cli/tests/testdata/test/exit_sanitizer.out
@@ -7,21 +7,21 @@ exit(2) ... FAILED ([WILDCARD])
  ERRORS 
 
 exit(0) => ./test/exit_sanitizer.ts:[WILDCARD]
-error: AssertionError: Test case attempted to exit with exit code: 0
+error: Error: Test case attempted to exit with exit code: 0
   Deno.exit(0);
        ^
     at [WILDCARD]
     at [WILDCARD]/test/exit_sanitizer.ts:2:8
 
 exit(1) => ./test/exit_sanitizer.ts:[WILDCARD]
-error: AssertionError: Test case attempted to exit with exit code: 1
+error: Error: Test case attempted to exit with exit code: 1
   Deno.exit(1);
        ^
     at [WILDCARD]
     at [WILDCARD]/test/exit_sanitizer.ts:6:8
 
 exit(2) => ./test/exit_sanitizer.ts:[WILDCARD]
-error: AssertionError: Test case attempted to exit with exit code: 2
+error: Error: Test case attempted to exit with exit code: 2
   Deno.exit(2);
        ^
     at [WILDCARD]