Add test that verifies current_json_dir placeholder works with normal…

…ized package names

testing/cpm/CMakeLists.txt

@@ -65,6 +65,7 @@ add_cmake_config_test( cpm_package_override-patches.cmake )
 add_cmake_config_test( cpm_package_override-simple.cmake )
 
 add_cmake_config_test( cpm_generate_patch_command-invalid.cmake )
+add_cmake_config_test( cpm_generate_patch_command-override-case-insensitive.cmake )
 add_cmake_config_test( cpm_generate_patch_command-override.cmake )
 add_cmake_config_test( cpm_generate_patch_command-current_json_dir.cmake )
 add_cmake_config_test( cpm_generate_patch_command-verify-copyright-header.cmake )

testing/cpm/cpm_generate_patch_command-override-case-insensitive.cmake

@@ -0,0 +1,57 @@
+#=============================================================================
+# Copyright (c) 2024, NVIDIA CORPORATION.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#=============================================================================
+cmake_minimum_required(VERSION 3.26.4)
+project(rapids-cpm_find-patch-command-project LANGUAGES CXX)
+
+
+# Need to write out an override file
+file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/override.json
+  [=[
+{
+  "packages": {
+    "gtest": {
+      "patches": [
+        {
+          "file": "${current_json_dir}/patches/0001-move-git-sha1.patch",
+          "issue": "Move git sha1",
+          "fixed_in": ""
+        }
+      ]
+    }
+  }
+}
+  ]=])
+
+include("${rapids-cmake-dir}/cpm/detail/package_details.cmake")
+rapids_cpm_package_details(GTest version repository tag shallow exclude)
+
+include(${rapids-cmake-dir}/cpm/init.cmake)
+rapids_cpm_init(OVERRIDE ${CMAKE_CURRENT_BINARY_DIR}/override.json)
+
+include("${rapids-cmake-dir}/cpm/detail/generate_patch_command.cmake")
+rapids_cpm_generate_patch_command(GTest ${version} patch_command)
+message(STATUS "patch_command: ${patch_command}")
+if(NOT patch_command)
+  message(FATAL_ERROR "rapids_cpm_package_override failed to load patch step for `GTest` from package `gtest`")
+endif()
+
+# Need to load ${build_dir}/rapids-cmake/patches/GTest/patch.cmake
+# and verify that the `files` variable has properly resolved `current_json_dir`
+set(patch_script "${CMAKE_BINARY_DIR}/rapids-cmake/patches/GTest/patch.cmake")
+include("${patch_script}")
+if(files STREQUAL "/patches/0001-move-git-sha1.patch")
+  message(FATAL_ERROR "rapids_cpm_package_override failed to properly expand 'current_json_dir'")
+endif()