/// #include "Test/IndexTester.h"
///
/// namespace clice::testing {
///
/// namespace {
///
/// TEST(Index, FunctionParams) {
///     const char* code = R"cpp(
///     void foo(int);
///
///     void bar(int, int y = 2);
/// )cpp";
///
///     IndexTester tester("main.cpp", code);
///     tester.run();
///
///     ///  auto data = tester.indices.find(tester.info->interested_file())->second.toJSON();
///
///     /// TODO: add more tests, FunctionTemplate, VarTemplate, ..., Dependent Name, ..., etc.
///     /// add tests for find references ..., !test symbol count.
/// }
///
/// TEST(Index, FunctionType) {
///     const char* code = R"cpp(
///     template <typename T>
///     struct function;
///
///     void bar(function<void(int)>& f);
///
///     void bar2(function<void(int x)>& f);
/// )cpp";
///
///     IndexTester tester("main.cpp", code);
///     tester.run();
///
///     /// auto data = tester.indices.find(tester.info->interested_file())->second.toJSON();
///     /// println("{}", data);
///     /// tester.info->tu()->dump();
///
///     /// TODO: add more tests, FunctionTemplate, VarTemplate, ..., Dependent Name, ..., etc.
///     /// add tests for find references ..., !test symbol count.
/// }
///
/// TEST(Index, Method) {
///     const char* code = R"cpp(
///     template <typename T, typename U>
///     struct function;
///
///     template <typename T, typename U>
///         requires (__is_same(U, int))
///     struct function<T, U> {
///         void foo();
///     };
///
///     template <typename T, typename U>
///         requires (__is_same(U, float))
///     struct function<T, U> {
///         void foo();
///     };
/// )cpp";
///
///     IndexTester tester("main.cpp", code);
///     tester.run();
///
///     /// auto data = tester.indices.find(tester.info->interested_file())->second.toJSON();
///     /// println("{}", data);
///     /// tester.info->tu()->dump();
///
///     /// TODO: add more tests, FunctionTemplate, VarTemplate, ..., Dependent Name, ..., etc.
///     /// add tests for find references ..., !test symbol count.
/// }
///
/// }  // namespace
///
/// }  // namespace clice::testing