1 files changed, 9 insertions, 0 deletions
diff --git a/staging_vespalib/src/tests/assert/asserter.cpp b/staging_vespalib/src/tests/assert/asserter.cpp
index da9de5eb099..640464889c0 100644
--- a/staging_vespalib/src/tests/assert/asserter.cpp
+++ b/staging_vespalib/src/tests/assert/asserter.cpp
@@ -2,6 +2,8 @@
 #include <vespa/vespalib/util/assert.h>
 #include <cassert>
 #include <cstdlib>
+#include <fstream>
+#include <string>
 
 int main(int argc, char *argv[]) {
     assert(argc == 3);
@@ -11,6 +13,13 @@ int main(int argc, char *argv[]) {
         ASSERT_ONCE_OR_LOG(true, assertKey, 100);
         ASSERT_ONCE_OR_LOG(false, assertKey, 100);
     }
+    std::string filename = vespalib::assert::getAssertLogFileName(assertKey);
+    std::ifstream is(filename.c_str());
+    assert(is);
+    std::string line;
+    std::getline(is, line);
+    printf("%s\n", filename.c_str());
+    assert(line.find(assertKey) != std::string::npos);
     assert(assertCount == vespalib::assert::getNumAsserts(assertKey));
     return 0;
 }