test-input: Update CMakeLists for updated CMake path

Also adds the subdirectory to the project with the updated CMake path,
as it was missed originally.

test/test-input/CMakeLists.txt

@@ -1,6 +1,16 @@
-project(test-input)
+cmake_minimum_required(VERSION 3.24...3.25)
+
+legacy_check()
+
+option(ENABLE_TEST_INPUT "Build test sources" OFF)
+
+if(NOT ENABLE_TEST_INPUT)
+  target_disable(test-input)
+  return()
+endif()
 
 add_library(test-input MODULE)
+add_library(OBS::test-input ALIAS test-input)
 
 target_sources(
   test-input
@@ -15,10 +25,4 @@ target_sources(
 
 target_link_libraries(test-input PRIVATE OBS::libobs)
 
-if(MSVC)
-  target_link_libraries(test-input PRIVATE OBS::w32-pthreads)
-endif()
-
-set_target_properties(test-input PROPERTIES FOLDER "tests and examples")
-
-setup_plugin_target(test-input)
+set_target_properties_obs(test-input PROPERTIES FOLDER "Tests and Examples" PREFIX "")

test/test-input/cmake/legacy.cmake

@@ -0,0 +1,24 @@
+project(test-input)
+
+add_library(test-input MODULE)
+
+target_sources(
+  test-input
+  PRIVATE test-filter.c
+          test-input.c
+          test-sinewave.c
+          sync-async-source.c
+          sync-audio-buffering.c
+          sync-pair-vid.c
+          sync-pair-aud.c
+          test-random.c)
+
+target_link_libraries(test-input PRIVATE OBS::libobs)
+
+if(MSVC)
+  target_link_libraries(test-input PRIVATE OBS::w32-pthreads)
+endif()
+
+set_target_properties(test-input PROPERTIES FOLDER "tests and examples")
+
+setup_plugin_target(test-input)