1 files changed, 119 insertions, 0 deletions
diff --git a/t/tap-recheck-logs.sh b/t/tap-recheck-logs.sh
new file mode 100755
index 000000000..53b2370cb
--- /dev/null
+++ b/t/tap-recheck-logs.sh
@@ -0,0 +1,119 @@
+#! /bin/sh
+# Copyright (C) 2011-2012 Free Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# TAP support:
+# - RECHECK_LOGS
+
+am_parallel_tests=yes
+. ./defs || Exit 1
+
+cat > Makefile.am << 'END'
+TEST_LOG_COMPILER = cat
+TESTS = foo.test bar.test baz.test
+baz.log: zardoz
+END
+
+. "$am_testauxdir"/tap-setup.sh || fatal_ "sourcing tap-setup.sh"
+
+: > zardoz
+
+cat > foo.test <<'END'
+1..2
+ok 1
+ok 2
+END
+
+cat > bar.test <<'END'
+1..1
+not ok 1
+END
+
+cat > baz.test <<'END'
+1..1
+Bail out!
+END
+
+# Even the tests that are not re-run should contribute to the testsuite
+# summary when obtained by "make check RECHECK_LOGS=".
+grep_summary ()
+{
+  grep '^# TOTAL: *4$' stdout
+  grep '^# PASS: *2$' stdout
+  grep '^# XPASS: *0$' stdout
+  grep '^# FAIL: *1$' stdout
+  grep '^# XFAIL: *0$' stdout
+  grep '^# SKIP: *0$' stdout
+  grep '^# ERROR: *1$' stdout
+}
+
+$MAKE -e check && Exit 1
+test -f foo.log
+test -f bar.log
+test -f baz.log
+
+rm -f foo.log bar.log
+
+env RECHECK_LOGS= $MAKE -e check > stdout && { cat stdout; Exit 1; }
+cat stdout
+test -f foo.log
+test -f bar.log
+grep '^PASS: foo\.test 1$' stdout
+grep '^PASS: foo\.test 2$' stdout
+grep '^FAIL: bar\.test 1$' stdout
+grep 'baz\.test' stdout && Exit 1
+grep_summary
+
+$sleep
+touch foo.test
+# We re-run only a successful test, but the tests that failed in the
+# previous run should still be taken into account, and cause an overall
+# failure.
+env RECHECK_LOGS= $MAKE -e check > stdout && { cat stdout; Exit 1; }
+cat stdout
+grep '^PASS: foo\.test 1$' stdout
+grep '^PASS: foo\.test 2$' stdout
+grep 'ba[rz]\.test' stdout && Exit 1
+is_newest foo.log foo.test
+grep_summary
+
+$sleep
+touch zardoz
+env RECHECK_LOGS= $MAKE -e check > stdout && { cat stdout; Exit 1; }
+cat stdout
+grep '^ERROR: baz\.test' stdout
+$EGREP '(foo|bar)\.test' stdout && Exit 1
+is_newest baz.log zardoz
+grep_summary
+
+# Now, explicitly retry with all test logs already updated, and ensure
+# that the summary is still displayed.
+env RECHECK_LOGS= $MAKE -e check > stdout && { cat stdout; Exit 1; }
+cat stdout
+$EGREP '(foo|bar|baz)\.test' stdout && Exit 1
+grep_summary
+
+# The following should re-run foo.test (and only foo.test), even if its
+# log file is up-to-date.
+: > older
+env RECHECK_LOGS=foo.log $MAKE -e check > stdout && { cat stdout; Exit 1; }
+cat stdout
+grep '^PASS: foo\.test 1$' stdout
+grep '^PASS: foo\.test 2$' stdout
+grep 'ba[rz]\.test' stdout && Exit 1
+is_newest foo.log older
+grep_summary
+
+: