From 3d93757a0bd9bf5717b9b280fa411b9f21a0feec Mon Sep 17 00:00:00 2001
From: Debarshi Ray <rishi@fedoraproject.org>
Date: Fri, 30 Jun 2023 21:53:37 +0200
Subject: [PATCH] test/system: Test the hard limit for the number of open file
 descriptors

Note that the soft limit for the number of open file descriptors cannot
be tested at the moment because Podman sets the Toolbx container to have
a value higher than the host's [1].

[1] https://github.com/containers/podman/issues/17681

https://github.com/containers/toolbox/issues/213
---
 test/system/210-ulimit.bats | 46 +++++++++++++++++++++++++++++++++++++
 test/system/meson.build     |  1 +
 2 files changed, 47 insertions(+)
 create mode 100644 test/system/210-ulimit.bats

diff --git a/test/system/210-ulimit.bats b/test/system/210-ulimit.bats
new file mode 100644
index 000000000..c23b23d22
--- /dev/null
+++ b/test/system/210-ulimit.bats
@@ -0,0 +1,46 @@
+# shellcheck shell=bats
+#
+# Copyright © 2023 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+load 'libs/bats-support/load'
+load 'libs/bats-assert/load'
+load 'libs/helpers'
+
+setup() {
+  bats_require_minimum_version 1.7.0
+  _setup_environment
+  cleanup_containers
+}
+
+teardown() {
+  cleanup_containers
+}
+
+@test "ulimit: number of open file descriptors (hard)" {
+  local limit
+  limit=$(ulimit -H -n)
+
+  create_default_container
+
+  run --keep-empty-lines --separate-stderr "$TOOLBOX" run ulimit -H -n
+
+  assert_success
+  assert_line --index 0 "$limit"
+  assert [ ${#lines[@]} -eq 2 ]
+
+  # shellcheck disable=SC2154
+  assert [ ${#stderr_lines[@]} -eq 0 ]
+}
diff --git a/test/system/meson.build b/test/system/meson.build
index 2e91c0249..ad6bf7775 100644
--- a/test/system/meson.build
+++ b/test/system/meson.build
@@ -1,6 +1,7 @@
 test_system = files(
   '201-ipc.bats',
   '203-network.bats',
+  '210-ulimit.bats',
 )
 
 if shellcheck.found()