CPack/RPM: Generate source rpm (SRPM) packages on demand

Closes: #15839

6 files changed, 145 insertions, 1 deletions

diff --git a/Tests/RunCMake/CPack/CPackTestHelpers.cmake b/Tests/RunCMake/CPack/CPackTestHelpers.cmake
index 7bf42f9..d09fafe 100644
--- a/Tests/RunCMake/CPack/CPackTestHelpers.cmake
+++ b/Tests/RunCMake/CPack/CPackTestHelpers.cmake
@@ -1,4 +1,70 @@
 cmake_policy(SET CMP0057 NEW)
+function(run_cpack_test_common_for_merge_ TEST_NAME types build source)
+  if(TEST_TYPE IN_LIST types)
+    set(RunCMake_TEST_NO_CLEAN TRUE)
+    set(RunCMake_TEST_BINARY_DIR "${RunCMake_BINARY_DIR}/${TEST_NAME}-build")
+
+     # TODO this should be executed only once per ctest run (not per generator)
+    file(REMOVE_RECURSE "${RunCMake_TEST_BINARY_DIR}")
+    file(MAKE_DIRECTORY "${RunCMake_TEST_BINARY_DIR}")
+
+    if(EXISTS "${RunCMake_SOURCE_DIR}/${TEST_TYPE}/${TEST_NAME}-Prerequirements.cmake")
+      include("${RunCMake_SOURCE_DIR}/${TEST_TYPE}/${TEST_NAME}-Prerequirements.cmake")
+
+      set(FOUND_PREREQUIREMENTS false)
+      get_test_prerequirements("FOUND_PREREQUIREMENTS"
+          "${TEST_CONFIG_DIR}/${type}_config.cmake")
+
+      # skip the test if prerequirements are not met
+      if(NOT FOUND_PREREQUIREMENTS)
+        message(STATUS "${TEST_NAME} - SKIPPED")
+        return()
+      endif()
+    endif()
+
+    # execute cmake
+    set(RunCMake_TEST_OPTIONS "-DGENERATOR_TYPE=${TEST_TYPE}")
+    run_cmake(${TEST_NAME})
+
+    # execute optional build step
+    if(build)
+      run_cmake_command(${TEST_NAME}-Build "${CMAKE_COMMAND}" --build "${RunCMake_TEST_BINARY_DIR}")
+    endif()
+
+    if(source)
+      set(pack_params_ -G ${TEST_TYPE} --config ./CPackSourceConfig.cmake)
+      FILE(APPEND ${RunCMake_TEST_BINARY_DIR}/CPackSourceConfig.cmake
+        "\nset(CPACK_RPM_SOURCE_PKG_BUILD_PARAMS \"-DRunCMake_TEST:STRING=${TEST_NAME}\")")
+    else()
+      unset(pack_params_)
+    endif()
+
+    # execute cpack
+    execute_process(
+      COMMAND ${CMAKE_CPACK_COMMAND} ${pack_params_}
+      WORKING_DIRECTORY "${RunCMake_TEST_BINARY_DIR}"
+      RESULT_VARIABLE "result_"
+      OUTPUT_FILE "${RunCMake_TEST_BINARY_DIR}/test_output.txt"
+      ERROR_FILE "${RunCMake_TEST_BINARY_DIR}/test_error.txt"
+      )
+
+    # verify result
+    run_cmake_command(
+      ${TEST_TYPE}/${TEST_NAME}
+      "${CMAKE_COMMAND}"
+        -DRunCMake_TEST=${TEST_NAME}
+        -DGENERATOR_TYPE=${TEST_TYPE}
+        -DPACKAGING_RESULT=${result_}
+        "-Dsrc_dir=${RunCMake_SOURCE_DIR}"
+        "-Dbin_dir=${RunCMake_TEST_BINARY_DIR}"
+        "-Dconfig_file=${config_file}"
+        -P "${RunCMake_SOURCE_DIR}/VerifyResult.cmake"
+      )
+  endif()
+endfunction()
+function(run_cpack_source_test TEST_NAME types)
+  run_cpack_test_common_for_merge_("${TEST_NAME}" "${types}" false true)
+endfunction()
 
 function(run_cpack_test TEST_NAME types build)
   if(TEST_TYPE IN_LIST types)
diff --git a/Tests/RunCMake/CPack/RPM/SOURCE_PACKAGE-ExpectedFiles.cmake b/Tests/RunCMake/CPack/RPM/SOURCE_PACKAGE-ExpectedFiles.cmake
new file mode 100644
index 0000000..d6811eb
--- /dev/null
+++ b/Tests/RunCMake/CPack/RPM/SOURCE_PACKAGE-ExpectedFiles.cmake
@@ -0,0 +1,5 @@
+set(whitespaces_ "[\t\n\r ]*")
+
+set(EXPECTED_FILES_COUNT "1")
+set(EXPECTED_FILE_1 "source_package*.src.rpm")
+set(EXPECTED_FILE_CONTENT_1 "^source_package-0.1.1.tar.gz${whitespaces_}source_package.spec$")
diff --git a/Tests/RunCMake/CPack/RPM/SOURCE_PACKAGE-VerifyResult.cmake b/Tests/RunCMake/CPack/RPM/SOURCE_PACKAGE-VerifyResult.cmake
new file mode 100644
index 0000000..a84e296
--- /dev/null
+++ b/Tests/RunCMake/CPack/RPM/SOURCE_PACKAGE-VerifyResult.cmake
@@ -0,0 +1,63 @@
+file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/test_rpm")
+file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/test_rpm/BUILD")
+file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/test_rpm/BUILDROOT")
+file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/test_rpm/RPMS")
+file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/test_rpm/SOURCES")
+file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/test_rpm/SPECS")
+file(MAKE_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/test_rpm/SRPMS")
+
+# make sure that we are using the version of cmake and cpack that we are testing
+get_filename_component(cpack_path_ "${CMAKE_CPACK_COMMAND}" DIRECTORY)
+set(ENV{PATH} "${cpack_path_}:$ENV{PATH}")
+
+execute_process(COMMAND ${RPMBUILD_EXECUTABLE} --define "_topdir ${CMAKE_CURRENT_BINARY_DIR}/test_rpm" --rebuild ${FOUND_FILE_1}
+      RESULT_VARIABLE result_
+      ERROR_VARIABLE  error_
+      OUTPUT_QUIET
+  )
+
+set(output_error_message_
+    "\n${RPMBUILD_EXECUTABLE} error: '${error_}';\nresult: '${result_}';\n${output_error_message}")
+
+set(EXPECTED_FILE_CONTENT_ "^/foo${whitespaces_}/foo/test_prog$")
+
+file(GLOB_RECURSE FOUND_FILE_ RELATIVE "${CMAKE_CURRENT_BINARY_DIR}/test_rpm/RPMS" "${CMAKE_CURRENT_BINARY_DIR}/test_rpm/RPMS/*.rpm")
+list(APPEND foundFiles_ "${FOUND_FILE_}")
+list(LENGTH FOUND_FILE_ foundFilesCount_)
+
+if(foundFilesCount_ EQUAL 1)
+  unset(PACKAGE_CONTENT)
+  getPackageContent("${CMAKE_CURRENT_BINARY_DIR}/test_rpm/RPMS/${FOUND_FILE_}" "PACKAGE_CONTENT")
+
+  string(REGEX MATCH "${EXPECTED_FILE_CONTENT_}"
+      expected_content_list "${PACKAGE_CONTENT}")
+
+  if(NOT expected_content_list)
+    message(FATAL_ERROR
+      "Unexpected file content!\n"
+      " Content: '${PACKAGE_CONTENT}'\n\n"
+      " Expected: '${EXPECTED_FILE_CONTENT_}'"
+      "${output_error_message_}")
+  endif()
+else()
+  message(FATAL_ERROR
+    "Found more than one file!"
+    " Found files count '${foundFilesCount_}'."
+    " Files: '${FOUND_FILE_}'"
+    "${output_error_message_}")
+endif()
+
+# check that there were no extra files generated
+foreach(all_files_glob_ IN LISTS ALL_FILES_GLOB)
+  file(GLOB foundAll_ RELATIVE "${CMAKE_CURRENT_BINARY_DIR}/test_rpm/RPMS" "${all_files_glob_}")
+  list(APPEND allFoundFiles_ "${foundAll_}")
+endforeach()
+
+list(LENGTH foundFiles_ foundFilesCount_)
+list(LENGTH allFoundFiles_ allFoundFilesCount_)
+
+if(NOT foundFilesCount_ EQUAL allFoundFilesCount_)
+  message(FATAL_ERROR
+      "Found more files than expected! Found files: '${allFoundFiles_}'"
+      "${output_error_message_}")
+endif()
diff --git a/Tests/RunCMake/CPack/RunCMakeTest.cmake b/Tests/RunCMake/CPack/RunCMakeTest.cmake
index a3029cf..a4caa12 100644
--- a/Tests/RunCMake/CPack/RunCMakeTest.cmake
+++ b/Tests/RunCMake/CPack/RunCMakeTest.cmake
@@ -5,6 +5,7 @@ include("${RunCMake_SOURCE_DIR}/CPackTestHelpers.cmake")
 
 # args: TEST_NAME "GENERATORS" RUN_CMAKE_BUILD_STEP
 run_cpack_test(MINIMAL "RPM;DEB;TGZ" false)
+run_cpack_source_test(SOURCE_PACKAGE "RPM" true)
 run_cpack_test(PARTIALLY_RELOCATABLE_WARNING "RPM" false)
 run_cpack_test(DEB_EXTRA "DEB" false)
 run_cpack_test(DEPENDENCIES "RPM;DEB" true)
diff --git a/Tests/RunCMake/CPack/SOURCE_PACKAGE.cmake b/Tests/RunCMake/CPack/SOURCE_PACKAGE.cmake
new file mode 100644
index 0000000..9958c2a
--- /dev/null
+++ b/Tests/RunCMake/CPack/SOURCE_PACKAGE.cmake
@@ -0,0 +1,9 @@
+file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/main.cpp"
+    "int main() {return 0;}")
+add_executable(test_prog "${CMAKE_CURRENT_BINARY_DIR}/main.cpp")
+
+install(TARGETS test_prog DESTINATION foo COMPONENT applications)
+
+set(CPACK_RPM_FILE_NAME "RPM-DEFAULT")
+
+set(CPACK_PACKAGE_NAME "source_package")
diff --git a/Tests/RunCMake/CPack/VerifyResult.cmake b/Tests/RunCMake/CPack/VerifyResult.cmake
index 074890f..fc929e3 100644
--- a/Tests/RunCMake/CPack/VerifyResult.cmake
+++ b/Tests/RunCMake/CPack/VerifyResult.cmake
@@ -8,7 +8,7 @@ file(READ "${bin_dir}/test_error.txt" error)
 file(READ "${config_file}" config_file_content)
 
 set(output_error_message
-    "\nCPack output: '${output}'\nCPack error: '${error}';\nconfig file: '${config_file_content}'")
+    "\nCPack output: '${output}'\nCPack error: '${error}';\nCPack result: '${PACKAGING_RESULT}';\nconfig file: '${config_file_content}'")
 
 # check that expected generated files exist and contain expected content
 include("${src_dir}/${GENERATOR_TYPE}/${RunCMake_TEST}-ExpectedFiles.cmake")