[PATCH] run-tests: add a -A/--accept-all option to accept all changed outputs

[Denis Laxalde]

# HG changeset patch
# User Denis Laxalde <denis.laxalde at logilab.fr>
# Date 1507115620 -7200
#      Wed Oct 04 13:13:40 2017 +0200
# Node ID bd07ebae31e368211e47432b67efcb475332f821
# Parent  2fd06499dc8e6a5a784b1334b925c289d7b54e4e
# Available At http://hg.logilab.org/users/dlaxalde/hg
#              hg pull http://hg.logilab.org/users/dlaxalde/hg -r bd07ebae31e3
# EXP-Topic run-tests-accept-all
run-tests: add a -A/--accept-all option to accept all changed outputs

Sometimes it's easier to have all tests updated non-interactively and
eventually not commit everything.

diff --git a/tests/run-tests.py b/tests/run-tests.py
--- a/tests/run-tests.py
+++ b/tests/run-tests.py
@@ -323,6 +323,8 @@ def getparser():
         help="create an HTML report of the coverage of the files")
     parser.add_option("-i", "--interactive", action="store_true",
         help="prompt to accept changed output")
+    parser.add_option("-A", "--accept-all", action="store_true",
+                      help="accept all changed outputs")
     parser.add_option("-j", "--jobs", type="int",
         help="number of jobs to run in parallel"
              " (default: $%s or %d)" % defaults['jobs'])
@@ -1740,20 +1742,25 @@ class TestResult(unittest._TextTestResul
                             self.stream.flush()
 
             # handle interactive prompt without releasing iolock
-            if self._options.interactive:
+            if self._options.interactive or self._options.accept_all:
                 if test.readrefout() != expected:
                     self.stream.write(
                         'Reference output has changed (run again to prompt '
                         'changes)')
                 else:
-                    self.stream.write('Accept this change? [n] ')
-                    answer = sys.stdin.readline().strip()
-                    if answer.lower() in ('y', 'yes'):
+                    accepted = False
+                    if self._options.accept_all:
+                        accepted = True
+                    else:
+                        self.stream.write('Accept this change? [n] ')
+                        answer = sys.stdin.readline().strip()
+                        if answer.lower() in ('y', 'yes'):
+                            accepted = True
+                    if accepted:
                         if test.path.endswith(b'.t'):
                             rename(test.errpath, test.path)
                         else:
                             rename(test.errpath, '%s.out' % test.path)
-                        accepted = True
             if not accepted:
                 self.faildata[test.name] = b''.join(lines)