[Python-checkins] cpython (2.7): regrtest: backport "[ 1/399]" progress back from Python 3

[victor.stinner]

http://hg.python.org/cpython/rev/425c8bbc2ee7
changeset:   92349:425c8bbc2ee7
branch:      2.7
parent:      92346:dd1e21f17b1c
user:        Victor Stinner <victor.stinner at gmail.com>
date:        Fri Sep 05 12:12:11 2014 +0200
summary:
  regrtest: backport "[  1/399]" progress back from Python 3

The progress bar helps a lot to analyze noisy buildbot logs, to find quickly
where errors occurred.

files:
  Lib/test/regrtest.py |  19 +++++++++++++++----
  1 files changed, 15 insertions(+), 4 deletions(-)


diff --git a/Lib/test/regrtest.py b/Lib/test/regrtest.py
--- a/Lib/test/regrtest.py
+++ b/Lib/test/regrtest.py
@@ -475,8 +475,12 @@
                     if bad:
                         return
         tests = test_forever()
+        test_count = ''
+        test_count_width = 3
     else:
         tests = iter(selected)
+        test_count = '/{}'.format(len(selected))
+        test_count_width = len(test_count) - 1
 
     if use_mp:
         try:
@@ -521,8 +525,6 @@
                         output.put((None, None, None, None))
                         return
                     result = json.loads(result)
-                    if not quiet:
-                        stdout = test+'\n'+stdout
                     output.put((test, stdout.rstrip(), stderr.rstrip(), result))
             except BaseException:
                 output.put((None, None, None, None))
@@ -531,6 +533,7 @@
         for worker in workers:
             worker.start()
         finished = 0
+        test_index = 1
         try:
             while finished < use_mp:
                 test, stdout, stderr, result = output.get()
@@ -547,15 +550,23 @@
                     assert result[1] == 'KeyboardInterrupt'
                     raise KeyboardInterrupt   # What else?
                 accumulate_result(test, result)
+                if not quiet:
+                    fmt = "[{1:{0}}{2}/{3}] {4}" if bad else "[{1:{0}}{2}] {4}"
+                    print(fmt.format(
+                        test_count_width, test_index, test_count,
+                        len(bad), test))
+                test_index += 1
         except KeyboardInterrupt:
             interrupted = True
             pending.close()
         for worker in workers:
             worker.join()
     else:
-        for test in tests:
+        for test_index, test in enumerate(tests, 1):
             if not quiet:
-                print test
+                fmt = "[{1:{0}}{2}/{3}] {4}" if bad else "[{1:{0}}{2}] {4}"
+                print(fmt.format(
+                    test_count_width, test_index, test_count, len(bad), test))
                 sys.stdout.flush()
             if trace:
                 # If we're tracing code coverage, then we don't exit with status

-- 
Repository URL: http://hg.python.org/cpython