Merge #15466: tests: Print remaining jobs in test_runner.py

2e5d482659 tests: Print remaining jobs in test_runner.py (Steven Roose)

Pull request description:

  This helps finding out which tests fail to finish.

Tree-SHA512: d22beb82beecd33aaa50731c83075e49577842d29fd21aa63bcb859df5da99069eba9cc16eed5d91dbba8fb0fdc317fb88b3b370c4d3917e9da1cd13b0a622dc

test/functional/test_runner.py

@@ -478,6 +478,11 @@ class TestHandler:
                               log_stderr))
         if not self.jobs:
             raise IndexError('pop from empty list')
+
+        # Print remaining running jobs when all jobs have been started.
+        if not self.test_list:
+            print("Remaining jobs: [{}]".format(", ".join(j[0] for j in self.jobs)))
+
         dot_count = 0
         while True:
             # Return first proc that finishes