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Avoid random test failures by running pngtest sequentially only

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It is unreliable to run pngtest in parallel, due to competing writes
to the same intermediate/output file ("pngout.png").

Customization of this output file name should be possible, but it is
currently broken.
This commit is contained in:
Cosmin Truta
2019-04-21 00:30:14 -04:00
parent 5df8e982e2
commit 72fa126446
4 changed files with 10 additions and 18 deletions
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16
Makefile.in
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@@ -736,8 +736,7 @@ pngcp_LDADD = libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@.la
# Generally these are single line shell scripts to run a test with a particular
# set of parameters:
TESTS = \
tests/pngtest\
tests/pngtest-badpngs\
tests/pngtest-all\
tests/pngvalid-gamma-16-to-8 tests/pngvalid-gamma-alpha-mode\
tests/pngvalid-gamma-background tests/pngvalid-gamma-expand16-alpha-mode\
tests/pngvalid-gamma-expand16-background\
@@ -1578,16 +1577,9 @@ recheck: all $(check_PROGRAMS)
am__force_recheck=am--force-recheck \
TEST_LOGS="$$log_list"; \
exit $$?
tests/pngtest.log: tests/pngtest
@p='tests/pngtest'; \
b='tests/pngtest'; \
$(am__check_pre) $(LOG_DRIVER) --test-name "$$f" \
--log-file $$b.log --trs-file $$b.trs \
$(am__common_driver_flags) $(AM_LOG_DRIVER_FLAGS) $(LOG_DRIVER_FLAGS) -- $(LOG_COMPILE) \
"$$tst" $(AM_TESTS_FD_REDIRECT)
tests/pngtest-badpngs.log: tests/pngtest-badpngs
@p='tests/pngtest-badpngs'; \
b='tests/pngtest-badpngs'; \
tests/pngtest-all.log: tests/pngtest-all
@p='tests/pngtest-all'; \
b='tests/pngtest-all'; \
$(am__check_pre) $(LOG_DRIVER) --test-name "$$f" \
--log-file $$b.log --trs-file $$b.trs \
$(am__common_driver_flags) $(AM_LOG_DRIVER_FLAGS) $(LOG_DRIVER_FLAGS) -- $(LOG_COMPILE) \