fix: use correct type from chrono duration count()

Author: Bilb

tests/test_config_user_groups.cpp

@@ -839,8 +839,8 @@ TEST_CASE("User groups mute_until & joined_at are always seconds", "[config][gro
     {
         auto lg = c.get_or_construct_legacy_group(
                 "051234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef");
-        auto joined_at = get_timestamp_us();
-        auto mute_until = get_timestamp_s();
+        int64_t joined_at = get_timestamp_us();
+        int64_t mute_until = get_timestamp_s();
         lg.joined_at = joined_at;
         lg.mute_until = mute_until;
         c.set(lg);
@@ -854,8 +854,8 @@ TEST_CASE("User groups mute_until & joined_at are always seconds", "[config][gro
     {
         auto gr = c.get_or_construct_group(
                 "031234567890abcdef1234567890abcdef1234567890abcdef1234567890abcdef");
-        auto joined_at = get_timestamp_ms();
-        auto mute_until = get_timestamp_us();
+        int64_t joined_at = get_timestamp_ms();
+        int64_t mute_until = get_timestamp_us();
         gr.joined_at = joined_at;
         gr.mute_until = mute_until;
         c.set(gr);
@@ -872,8 +872,8 @@ TEST_CASE("User groups mute_until & joined_at are always seconds", "[config][gro
         const auto url = "http://example.org:5678";
         const auto room = "sudoku_room";
         auto comm = c.get_or_construct_community(url, room, open_group_pubkey);
-        auto joined_at = get_timestamp_ms();
-        auto mute_until = get_timestamp_ms();
+        int64_t joined_at = get_timestamp_ms();
+        int64_t mute_until = get_timestamp_ms();
         comm.joined_at = joined_at;
         comm.mute_until = mute_until;
         c.set(comm);

tests/utils.hpp

@@ -35,22 +35,22 @@ inline constexpr auto operator""_kiB(unsigned long long kiB) {
 }
 
 // Returns the current timestamp in milliseconds
-inline uint64_t get_timestamp_ms() {
+inline int64_t get_timestamp_ms() {
     return std::chrono::duration_cast<std::chrono::milliseconds>(
                    std::chrono::system_clock::now().time_since_epoch())
             .count();
 }
 
 // Returns the current timestamp in seconds
-inline uint64_t get_timestamp_s() {
+inline int64_t get_timestamp_s() {
     return std::chrono::duration_cast<std::chrono::seconds>(
                    std::chrono::system_clock::now().time_since_epoch())
             .count();
     ;
 }
 
 // Returns the current timestamp in microseconds
-inline uint64_t get_timestamp_us() {
+inline int64_t get_timestamp_us() {
     return std::chrono::duration_cast<std::chrono::microseconds>(
                    std::chrono::system_clock::now().time_since_epoch())
             .count();