diff options
| -rw-r--r-- | test/openssl/test_ossl.rb | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/test/openssl/test_ossl.rb b/test/openssl/test_ossl.rb index 3a90ead10a..9f4b39d4f5 100644 --- a/test/openssl/test_ossl.rb +++ b/test/openssl/test_ossl.rb @@ -42,12 +42,6 @@ class OpenSSL::OSSL < OpenSSL::SSLTestCase end def test_memcmp_timing - begin - require "benchmark" - rescue LoadError - pend "Benchmark is not available in this environment. Please install it with `gem install benchmark`." - end - # Ensure using fixed_length_secure_compare takes almost exactly the same amount of time to compare two different strings. # Regular string comparison will short-circuit on the first non-matching character, failing this test. # NOTE: this test may be susceptible to noise if the system running the tests is otherwise under load. @@ -58,8 +52,14 @@ class OpenSSL::OSSL < OpenSSL::SSLTestCase a_b_time = a_c_time = 0 100.times do - a_b_time += Benchmark.measure { 100.times { OpenSSL.fixed_length_secure_compare(a, b) } }.real - a_c_time += Benchmark.measure { 100.times { OpenSSL.fixed_length_secure_compare(a, c) } }.real + t1 = Process.clock_gettime(Process::CLOCK_MONOTONIC) + 100.times { OpenSSL.fixed_length_secure_compare(a, b) } + t2 = Process.clock_gettime(Process::CLOCK_MONOTONIC) + 100.times { OpenSSL.fixed_length_secure_compare(a, c) } + t3 = Process.clock_gettime(Process::CLOCK_MONOTONIC) + + a_b_time += t2 - t1 + a_c_time += t3 - t2 end assert_operator(a_b_time, :<, a_c_time * 10, "fixed_length_secure_compare timing test failed") assert_operator(a_c_time, :<, a_b_time * 10, "fixed_length_secure_compare timing test failed") |