From 88eab1aa23843e30244760d48969de49a6f739a7 Mon Sep 17 00:00:00 2001
From: Andreas Tollk?tter <andreas.tollkoetter@rwth-aachen.de>
Date: Sat, 15 Jul 2023 02:01:49 +0200
Subject: [PATCH 1/2] Added potential regression test.

---
 CMakeLists.txt                        | 11 ++++++-----
 tests/channels/test_special_cases.cpp | 24 ++++++++++++++++++++++++
 2 files changed, 30 insertions(+), 5 deletions(-)
 create mode 100644 tests/channels/test_special_cases.cpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3aa4f53..1898fa9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -46,20 +46,21 @@ if (COPPER_ENABLE_TESTS)
             tests/select/test_select.cpp
             tests/select/test_vselect.cpp
             tests/select/test_void_select.cpp
-            tests/select/test_void_vselect.cpp)
+            tests/select/test_void_vselect.cpp
+            tests/channels/test_special_cases.cpp)
     target_link_libraries(copper_tests PRIVATE Catch2 copper Threads::Threads)
     target_compile_features(copper_tests PRIVATE cxx_std_20)
     if (NOT COPPER_ENABLE_FLAKY_TESTS)
         target_compile_definitions(copper_tests PRIVATE "COPPER_DISABLE_FLAKY_TESTS")
-    endif()
+    endif ()
     if (COPPER_COLLECT_TEST_COVERAGE)
         target_compile_options(copper_tests PRIVATE "--coverage")
         target_link_options(copper_tests PRIVATE "--coverage")
-    endif()
+    endif ()
     if (MSVC)
         target_compile_options(copper_tests PRIVATE "/bigobj")
-    endif()
+    endif ()
 
     enable_testing()
     add_test(copper_tests copper_tests)
-endif()
+endif ()
diff --git a/tests/channels/test_special_cases.cpp b/tests/channels/test_special_cases.cpp
new file mode 100644
index 0000000..40cee73
--- /dev/null
+++ b/tests/channels/test_special_cases.cpp
@@ -0,0 +1,24 @@
+/**
+ * Tests for special cases, e.g. regression tests for former bugs.
+ */
+
+#include "../util.h"
+#include <string>
+#include <thread>
+
+CHANNEL_TEST_CASE("GitHub Issue #23", "[copper]") {
+    {
+		copper::buffered_channel<std::string> channel;
+        std::vector<std::thread*> ths;
+        for (size_t i = 0; i < 5; i++) {
+            ths.push_back(new std::thread([&]() {
+                for (auto& item : channel) {
+                }
+            }));
+        }
+        channel.close();
+        for (auto item : ths) {
+            item->join();
+        }
+    }
+}
\ No newline at end of file

From 6850675edf6dd8b553a4272b8162d0998b989868 Mon Sep 17 00:00:00 2001
From: Andreas Tollk?tter <andreas.tollkoetter@rwth-aachen.de>
Date: Sat, 15 Jul 2023 02:11:16 +0200
Subject: [PATCH 2/2] removed new test temporarily

---
 CMakeLists.txt | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1898fa9..2a9d0d9 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -46,8 +46,7 @@ if (COPPER_ENABLE_TESTS)
             tests/select/test_select.cpp
             tests/select/test_vselect.cpp
             tests/select/test_void_select.cpp
-            tests/select/test_void_vselect.cpp
-            tests/channels/test_special_cases.cpp)
+            tests/select/test_void_vselect.cpp)
     target_link_libraries(copper_tests PRIVATE Catch2 copper Threads::Threads)
     target_compile_features(copper_tests PRIVATE cxx_std_20)
     if (NOT COPPER_ENABLE_FLAKY_TESTS)