Add tests for xeon cpu name parsing

CMakeLists.txt

@@ -241,6 +241,11 @@ else()
   message(WARNING "Command 'lowdown' not found: skipping generating man page btop.1")
 endif()
 
+include(CTest)
+if(BUILD_TESTING)
+  add_subdirectory(tests)
+endif()
+
 install(TARGETS btop RUNTIME)
 install(FILES "btop.desktop" DESTINATION "share/applications")
 install(FILES "Img/icon.png" DESTINATION "share/icons/hicolor/48x48/apps" RENAME "btop.png")

tests/CMakeLists.txt

@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: Apache-2.0
+
+include_directories(${PROJECT_SOURCE_DIR}/src)
+
+add_executable(test_parse_xeon_name test_parse_xeon_name.cpp ${PROJECT_SOURCE_DIR}/src/linux/parse_cpu_names.cpp)
+add_test(parse_xeon_name test_parse_xeon_name)

tests/cpu_names.hpp

@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: Apache-2.0
+
+#pragma once
+
+#include <string>
+
+const static std::string xeon_E5_2623_v3 = "Intel(R) Xeon(R) CPU E5-2623 v3 @ 3.00GHz";
+const static std::string xeon_gold_6240 = "Intel(R) Xeon(R) Gold 6240 CPU @ 2.60GHz";
+const static std::string xeon_gold_6338N = "Intel(R) Xeon(R) Gold 6338N CPU @ 2.20GHz";
+
+const static std::string core_i9_13900H = "13th Gen Intel(R) Core(TM) i9-13900H";
+
+const static std::string pentium_III = "Intel(R) Pentium(R) III CPU family 1400MHz";

tests/test_parse_xeon_name.cpp

@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: Apache-2.0
+
+// TODO: Use GTest or Catch or something
+#undef NDEBUG
+#include <cassert>
+#include <optional>
+#include <string>
+
+#include "cpu_names.hpp"
+#include "linux/parse_cpu_names.hpp"
+
+auto main() -> int {
+  auto result = parse_xeon_name(xeon_E5_2623_v3);
+  assert(result.value() == "E5-2623 v3");
+
+  result = parse_xeon_name(xeon_gold_6240);
+  assert(result.value() == "Gold 6240");
+
+  result = parse_xeon_name(xeon_gold_6338N);
+  assert(result.value() == "Gold 6338N");
+
+  result = parse_xeon_name(core_i9_13900H);
+  assert(result == std::nullopt);
+
+  result = parse_xeon_name(pentium_III);
+  assert(result == std::nullopt);
+}