From c43315c77e383ec262c4e5f834321ac6fd21dec0 Mon Sep 17 00:00:00 2001
From: Michael Hirsch <scivision@users.noreply.github.com>
Date: Thu, 21 Mar 2024 20:17:22 -0400
Subject: [PATCH] add self test

---
 .github/workflows/ci.yml |  5 ++++-
 cmake/test_run.cmake     |  8 ++++++++
 demos/CMakeLists.txt     | 18 +++++++++++++++++-
 3 files changed, 29 insertions(+), 2 deletions(-)
 create mode 100644 cmake/test_run.cmake

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 36d28258..a95677ab 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -67,6 +67,9 @@ jobs:
     - name: CMake build examples
       run: cmake --build demos/build
 
+    - name: Run tests
+      run: ctest --test-dir demos/build
+
     - name: Create package
       if: github.event.action == 'published'
       run: cpack --config build/CPackConfig.cmake
@@ -122,7 +125,7 @@ jobs:
       with:
         version: "2.0"
 
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
 
     - name: Configure
       run: cmake -Bbuild --toolchain cmake/dos.cmake
diff --git a/cmake/test_run.cmake b/cmake/test_run.cmake
new file mode 100644
index 00000000..151276c5
--- /dev/null
+++ b/cmake/test_run.cmake
@@ -0,0 +1,8 @@
+if(NOT EXISTS "${in}")
+  message(FATAL_ERROR "Input file ${in} does not exist")
+endif()
+
+execute_process(COMMAND "${exe}"
+#INPUT_FILE "${in}"
+COMMAND_ERROR_IS_FATAL ANY
+)
diff --git a/demos/CMakeLists.txt b/demos/CMakeLists.txt
index 667aeeae..96da39b2 100644
--- a/demos/CMakeLists.txt
+++ b/demos/CMakeLists.txt
@@ -7,6 +7,8 @@ endif()
 
 project(PDcursesDemos LANGUAGES C)
 
+enable_testing()
+
 find_package(PDCurses CONFIG REQUIRED)
 
 foreach(f IN ITEMS testcurs ozdemo xmas firework ptest rain worm)
@@ -17,5 +19,19 @@ endforeach()
 add_executable(tuidemo tui.c tuidemo.c)
 target_link_libraries(tuidemo PRIVATE CURSES::CURSES)
 
-# --- auto-ignore build directory
 file(GENERATE OUTPUT .gitignore CONTENT "*")
+
+set(CI $ENV{CI})
+
+file(GENERATE OUTPUT q.txt CONTENT "q")
+
+foreach(t IN ITEMS rain ptest)
+
+add_test(NAME ${t}
+COMMAND ${CMAKE_COMMAND} -Dexe=$<TARGET_FILE:${t}> -Din=${CMAKE_CURRENT_BINARY_DIR}/q.txt
+-P ${CMAKE_CURRENT_SOURCE_DIR}/../cmake/test_run.cmake)
+
+set_property(TEST ${t} PROPERTY DISABLED $<OR:$<BOOL:${WIN32}>,${CI}>)
+set_property(TEST ${t} PROPERTY TIMEOUT 7)
+
+endforeach()