Import wiredtiger: cc95b23b1494b2cab4a40b254cfebc1d428e5503 from branch mongodb-5.1

ref: e271f9d668..cc95b23b14
for: 5.1.0-rc1

WT-8147       Detect invalid syntax in cppsuite configs

2 files changed, 18 insertions, 1 deletions

diff --git a/src/third_party/wiredtiger/import.data b/src/third_party/wiredtiger/import.data
index 6e23c5dfe7d..da1a40d2ad1 100644
--- a/src/third_party/wiredtiger/import.data
+++ b/src/third_party/wiredtiger/import.data
@@ -2,5 +2,5 @@
     "vendor": "wiredtiger",
     "github": "wiredtiger/wiredtiger.git",
     "branch": "mongodb-5.1",
-    "commit": "e271f9d668abe181367adcba829eace0c74d8b07"
+    "commit": "cc95b23b1494b2cab4a40b254cfebc1d428e5503"
 }
diff --git a/src/third_party/wiredtiger/test/cppsuite/test_harness/core/configuration.cxx b/src/third_party/wiredtiger/test/cppsuite/test_harness/core/configuration.cxx
index b6c53397955..3a785f395ad 100644
--- a/src/third_party/wiredtiger/test/cppsuite/test_harness/core/configuration.cxx
+++ b/src/third_party/wiredtiger/test/cppsuite/test_harness/core/configuration.cxx
@@ -258,6 +258,14 @@ configuration::split_config(const std::string &config)
             in_subconfig = !parens.empty();
         }
         if (cut_config[i] == '=' && !in_subconfig) {
+            if (len == 0) {
+                testutil_die(EINVAL, "error parsing config: detected empty key");
+            }
+            if (expect_value) {
+                testutil_die(EINVAL,
+                  "error parsing config: syntax error parsing value for key ['%s']: '%s'",
+                  key.c_str(), cut_config.substr(start, len).c_str());
+            }
             expect_value = true;
             key = cut_config.substr(start, len);
             start += len + 1;
@@ -265,6 +273,15 @@ configuration::split_config(const std::string &config)
             continue;
         }
         if (cut_config[i] == ',' && !in_subconfig) {
+            if (len == 0) {
+                testutil_die(
+                  EINVAL, "error parsing config: detected empty value for key:'%s'", key.c_str());
+            }
+            if (!expect_value) {
+                testutil_die(EINVAL,
+                  "error parsing config: syntax error parsing key value pair: '%s'",
+                  cut_config.substr(start, len).c_str());
+            }
             expect_value = false;
             if (start + len >= cut_config.size())
                 break;