From 447bd9c6155250f0bd81997fd3eac3fa54593f74 Mon Sep 17 00:00:00 2001
From: Oliver Lee <oliverzlee@gmail.com>
Date: Sun, 24 Dec 2023 17:29:38 -0800
Subject: [PATCH] test fork failure in `aborts(...)` (#18)

Change-Id: Ib254785f7904c5a8d6d04d599e482a4602818a37
---
 test/BUILD.bazel                      | 13 +++++++++++++
 test/aborts_with_failed_fork_test.cpp | 10 ++++++++++
 test/failing_fork.cpp                 |  8 ++++++++
 3 files changed, 31 insertions(+)
 create mode 100644 test/aborts_with_failed_fork_test.cpp
 create mode 100644 test/failing_fork.cpp

diff --git a/test/BUILD.bazel b/test/BUILD.bazel
index 184e83a..105996b 100644
--- a/test/BUILD.bazel
+++ b/test/BUILD.bazel
@@ -248,6 +248,19 @@ skytest_test(
     ],
 )
 
+skytest_test(
+    name = "aborts_with_failed_fork_test",
+    srcs = [
+        "aborts_with_failed_fork_test.cpp",
+        "failing_fork.cpp",
+    ],
+    return_code = 1,
+    stdout = [
+        "unable to fork process",
+        "0 tests passed.*1 test failed",
+    ],
+)
+
 cc_library(
     name = "no_malloc",
     srcs = ["no_malloc.cpp"],
diff --git a/test/aborts_with_failed_fork_test.cpp b/test/aborts_with_failed_fork_test.cpp
new file mode 100644
index 0000000..15e2db7
--- /dev/null
+++ b/test/aborts_with_failed_fork_test.cpp
@@ -0,0 +1,10 @@
+#include "skytest/skytest.hpp"
+
+auto main() -> int
+{
+  using namespace ::skytest::literals;
+  using ::skytest::aborts;
+  using ::skytest::expect;
+
+  "fork fails"_test = [] { return expect(aborts([] {})); };
+}
diff --git a/test/failing_fork.cpp b/test/failing_fork.cpp
new file mode 100644
index 0000000..3bedf38
--- /dev/null
+++ b/test/failing_fork.cpp
@@ -0,0 +1,8 @@
+#include <unistd.h>
+
+extern "C" {
+auto fork() -> pid_t
+{
+  return -1;
+}
+}