diff --git a/test/py/conftest.py b/test/py/conftest.py
index 3fe91e8..83eaca4 100644
--- a/test/py/conftest.py
+++ b/test/py/conftest.py
@@ -344,6 +344,7 @@
 tests_xpassed = []
 tests_xfailed = []
 tests_skipped = []
+tests_warning = []
 tests_passed = []
 
 def pytest_itemcollected(item):
@@ -380,6 +381,11 @@
     if log:
         with log.section('Status Report', 'status_report'):
             log.status_pass('%d passed' % len(tests_passed))
+            if tests_warning:
+                log.status_warning('%d passed with warning' % len(tests_warning))
+                for test in tests_warning:
+                    anchor = anchors.get(test, None)
+                    log.status_warning('... ' + test, anchor)
             if tests_skipped:
                 log.status_skipped('%d skipped' % len(tests_skipped))
                 for test in tests_skipped:
@@ -520,7 +526,9 @@
         A list of pytest reports (test result data).
     """
 
+    log.get_and_reset_warning()
     reports = runtestprotocol(item, nextitem=nextitem)
+    was_warning = log.get_and_reset_warning()
 
     # In pytest 3, runtestprotocol() may not call pytest_runtest_setup() if
     # the test is skipped. That call is required to create the test's section
@@ -531,9 +539,14 @@
         start_test_section(item)
 
     failure_cleanup = False
-    test_list = tests_passed
-    msg = 'OK'
-    msg_log = log.status_pass
+    if not was_warning:
+        test_list = tests_passed
+        msg = 'OK'
+        msg_log = log.status_pass
+    else:
+        test_list = tests_warning
+        msg = 'OK (with warning)'
+        msg_log = log.status_warning
     for report in reports:
         if report.outcome == 'failed':
             if hasattr(report, 'wasxfail'):
diff --git a/test/py/multiplexed_log.css b/test/py/multiplexed_log.css
index 9b7c44f..562f69f 100644
--- a/test/py/multiplexed_log.css
+++ b/test/py/multiplexed_log.css
@@ -70,6 +70,10 @@
     color: #00ff00
 }
 
+.status-warning {
+    color: #ffff00
+}
+
 .status-skipped {
     color: #ffff00
 }
diff --git a/test/py/multiplexed_log.py b/test/py/multiplexed_log.py
index 8ca5153..a2cfd71 100644
--- a/test/py/multiplexed_log.py
+++ b/test/py/multiplexed_log.py
@@ -224,6 +224,7 @@
         self.timestamp_start = self._get_time()
         self.timestamp_prev = self.timestamp_start
         self.timestamp_blocks = []
+        self.seen_warning = False
 
         shutil.copy(mod_dir + '/multiplexed_log.css', os.path.dirname(fn))
         self.f.write('''\
@@ -252,6 +253,7 @@
     passed_bcs = passed_bcs.not(":has(.status-xfail)");
     passed_bcs = passed_bcs.not(":has(.status-xpass)");
     passed_bcs = passed_bcs.not(":has(.status-skipped)");
+    passed_bcs = passed_bcs.not(":has(.status-warning)");
     // Hide the passed blocks
     passed_bcs.addClass("hidden");
     // Flip the expand/contract button hiding for those blocks.
@@ -478,8 +480,23 @@
             Nothing.
         """
 
+        self.seen_warning = True
         self._note("warning", msg)
 
+    def get_and_reset_warning(self):
+        """Get and reset the log warning flag.
+
+        Args:
+            None
+
+        Returns:
+            Whether a warning was seen since the last call.
+        """
+
+        ret = self.seen_warning
+        self.seen_warning = False
+        return ret
+
     def info(self, msg):
         """Write an informational note to the log file.
 
@@ -542,6 +559,19 @@
 
         self._note("status-pass", msg, anchor)
 
+    def status_warning(self, msg, anchor=None):
+        """Write a note to the log file describing test(s) which passed.
+
+        Args:
+            msg: A message describing the passed test(s).
+            anchor: Optional internal link target.
+
+        Returns:
+            Nothing.
+        """
+
+        self._note("status-warning", msg, anchor)
+
     def status_skipped(self, msg, anchor=None):
         """Write a note to the log file describing skipped test(s).