From 7c5a120c38a90ee2ac262371410b5e31fd6f52be Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Wed, 8 Dec 2021 11:22:29 -0500
Subject: Tests: Add case covering both ctest subdirectory commands

CTest re-implements the `subdirs` and `add_subdirectory` commands.
Verify that they both work.
---
 Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake | 32 ++++++++++++++++++++++
 .../CTestCommandLine/Subdirectories-stdout.txt     |  8 ++++++
 2 files changed, 40 insertions(+)
 create mode 100644 Tests/RunCMake/CTestCommandLine/Subdirectories-stdout.txt

diff --git a/Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake b/Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake
index 4b654f8..7da95a2 100644
--- a/Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake
+++ b/Tests/RunCMake/CTestCommandLine/RunCMakeTest.cmake
@@ -85,6 +85,38 @@ subdirs()
 endfunction()
 run_BadCTestTestfile()
 
+function(run_Subdirectories)
+  set(RunCMake_TEST_BINARY_DIR ${RunCMake_BINARY_DIR}/Subdirectories)
+  set(RunCMake_TEST_NO_CLEAN 1)
+  file(REMOVE_RECURSE "${RunCMake_TEST_BINARY_DIR}")
+  file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}")
+  file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}/add_subdirectory")
+  file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}/add_subdirectory/sub")
+  file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}/subdirs")
+  file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}/subdirs/sub")
+  file(WRITE "${RunCMake_TEST_BINARY_DIR}/CTestTestfile.cmake" "
+add_subdirectory(add_subdirectory)
+subdirs(subdirs)
+")
+  file(WRITE "${RunCMake_TEST_BINARY_DIR}/add_subdirectory/CTestTestfile.cmake" "
+add_test(add_subdirectory \"${CMAKE_COMMAND}\" -E echo add_subdirectory)
+add_subdirectory(sub)
+")
+  file(WRITE "${RunCMake_TEST_BINARY_DIR}/add_subdirectory/sub/CTestTestfile.cmake" "
+add_test(add_subdirectory.sub \"${CMAKE_COMMAND}\" -E echo add_subdirectory.sub)
+")
+  file(WRITE "${RunCMake_TEST_BINARY_DIR}/subdirs/CTestTestfile.cmake" "
+add_test(subdirs \"${CMAKE_COMMAND}\" -E echo subdirs)
+subdirs(sub)
+")
+  file(WRITE "${RunCMake_TEST_BINARY_DIR}/subdirs/sub/CTestTestfile.cmake" "
+add_test(subdirs.sub \"${CMAKE_COMMAND}\" -E echo subdirs.sub)
+")
+
+  run_cmake_command(Subdirectories ${CMAKE_CTEST_COMMAND} -N)
+endfunction()
+run_Subdirectories()
+
 function(run_MergeOutput)
   set(RunCMake_TEST_BINARY_DIR ${RunCMake_BINARY_DIR}/MergeOutput)
   set(RunCMake_TEST_NO_CLEAN 1)
diff --git a/Tests/RunCMake/CTestCommandLine/Subdirectories-stdout.txt b/Tests/RunCMake/CTestCommandLine/Subdirectories-stdout.txt
new file mode 100644
index 0000000..770609a
--- /dev/null
+++ b/Tests/RunCMake/CTestCommandLine/Subdirectories-stdout.txt
@@ -0,0 +1,8 @@
+^Test project [^
+]*/Tests/RunCMake/CTestCommandLine/Subdirectories
+  Test #1: add_subdirectory
+  Test #2: add_subdirectory\.sub
+  Test #3: subdirs
+  Test #4: subdirs\.sub
++
+Total Tests: 4$
-- 
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