hush testsuite: add many tests from ash testsuite

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/shell/hush_test/hush-signals/signal5.tests b/shell/hush_test/hush-signals/signal5.tests
new file mode 100755
index 000000000..179bcdd80
--- /dev/null
+++ b/shell/hush_test/hush-signals/signal5.tests
@@ -0,0 +1,14 @@
+trap "echo USR1 received" USR1
+stub() {
+    echo "Sleeping"
+    sleep $1
+    echo "$1 sec passed, sending USR1 to parent"
+    kill -USR1 $$
+}
+stub 3 &
+stub 2 &
+sleep 1
+until { echo "Waiting"; wait; } do
+    echo "Wait exit code: $?"
+done
+echo "Wait returned 0"