Fix for review.

Author: junaruga

test/openssl/test_fips.rb

@@ -5,22 +5,25 @@
 
 class OpenSSL::TestFIPS < OpenSSL::TestCase
   def test_fips_mode_get_is_true_on_fips_mode_enabled
-    unless ENV["CI"] && ENV["TEST_RUBY_OPENSSL_FIPS_ENABLED"]
-      omit "Only for on FIPS mode environment on CI"
+    unless ENV["TEST_RUBY_OPENSSL_FIPS_ENABLED"]
+      omit "Only for FIPS mode environment"
     end
 
     assert_separately([{ "OSSL_MDEBUG" => nil }, "-ropenssl"], <<~"end;")
-      assert OpenSSL.fips_mode == true, ".fips_mode returns true on FIPS mode enabled"
+      assert OpenSSL.fips_mode == true, ".fips_mode should return true on FIPS mode enabled"
     end;
   end
 
   def test_fips_mode_get_is_false_on_fips_mode_disabled
-    unless ENV["CI"] && !ENV["TEST_RUBY_OPENSSL_FIPS_ENABLED"]
-      omit "Only for non-FIPS mode environment on CI"
+    if ENV["TEST_RUBY_OPENSSL_FIPS_ENABLED"]
+      omit "Only for non-FIPS mode environment"
     end
 
     assert_separately([{ "OSSL_MDEBUG" => nil }, "-ropenssl"], <<~"end;")
-      assert OpenSSL.fips_mode == false, ".fips_mode returns false on FIPS mode disabled"
+      message = ".fips_mode should return false on FIPS mode disabled. " \
+                "If you run the test on FIPS mode, please set " \
+                "TEST_RUBY_OPENSSL_FIPS_ENABLED=true"
+      assert OpenSSL.fips_mode == false, message
     end;
   end
 
@@ -35,10 +38,10 @@ def test_fips_mode_get_with_fips_mode_set
     assert_separately([{ "OSSL_MDEBUG" => nil }, "-ropenssl"], <<~"end;")
       begin
         OpenSSL.fips_mode = true
-        assert OpenSSL.fips_mode == true, ".fips_mode returns true when .fips_mode=true"
+        assert OpenSSL.fips_mode == true, ".fips_mode should return true when .fips_mode=true"
 
         OpenSSL.fips_mode = false
-        assert OpenSSL.fips_mode == false, ".fips_mode returns false when .fips_mode=false"
+        assert OpenSSL.fips_mode == false, ".fips_mode should return false when .fips_mode=false"
       rescue OpenSSL::OpenSSLError
         pend "Could not set FIPS mode (OpenSSL::OpenSSLError: \#$!); skipping"
       end