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-rw-r--r--t/test-lib-functions.sh53
1 files changed, 52 insertions, 1 deletions
diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh
index 3978fc0b45..4f7eadb596 100644
--- a/t/test-lib-functions.sh
+++ b/t/test-lib-functions.sh
@@ -612,7 +612,7 @@ test_must_fail () {
then
echo >&2 "test_must_fail: command succeeded: $*"
return 1
- elif test $exit_code -eq 141 && list_contains "$_test_ok" sigpipe
+ elif test_match_signal 13 $exit_code && list_contains "$_test_ok" sigpipe
then
return 0
elif test $exit_code -gt 129 && test $exit_code -le 192
@@ -939,3 +939,54 @@ mingw_read_file_strip_cr_ () {
eval "$1=\$$1\$line"
done
}
+
+# Like "env FOO=BAR some-program", but run inside a subshell, which means
+# it also works for shell functions (though those functions cannot impact
+# the environment outside of the test_env invocation).
+test_env () {
+ (
+ while test $# -gt 0
+ do
+ case "$1" in
+ *=*)
+ eval "${1%%=*}=\${1#*=}"
+ eval "export ${1%%=*}"
+ shift
+ ;;
+ *)
+ "$@"
+ exit
+ ;;
+ esac
+ done
+ )
+}
+
+# Returns true if the numeric exit code in "$2" represents the expected signal
+# in "$1". Signals should be given numerically.
+test_match_signal () {
+ if test "$2" = "$((128 + $1))"
+ then
+ # POSIX
+ return 0
+ elif test "$2" = "$((256 + $1))"
+ then
+ # ksh
+ return 0
+ fi
+ return 1
+}
+
+# Read up to "$1" bytes (or to EOF) from stdin and write them to stdout.
+test_copy_bytes () {
+ perl -e '
+ my $len = $ARGV[1];
+ while ($len > 0) {
+ my $s;
+ my $nread = sysread(STDIN, $s, $len);
+ die "cannot read: $!" unless defined($nread);
+ print $s;
+ $len -= $nread;
+ }
+ ' - "$1"
+}