Fix missing inline attributes for sqlite3 connector

Changed sqlite3 usage tests to be linked into one executable.
This provokes multiple definition errors for non-inlined free
functions.
Also ran clang-format on the changed headers.

include/sqlpp11/sqlite3/bind_result.h

@@ -49,7 +49,7 @@ namespace sqlpp
       const auto time_digits = std::vector<char>{0, 1, 1, 0, 1, 1, 0, 1, 1};     // T23:00:12
       const auto ms_digits = std::vector<char>{0, 1, 1, 1};                      // .123
 
-      auto check_digits(const char* text, const std::vector<char>& digitFlags) -> bool
+      inline auto check_digits(const char* text, const std::vector<char>& digitFlags) -> bool
       {
         for (const auto digitFlag : digitFlags)
         {
@@ -170,7 +170,8 @@ namespace sqlpp
         if (_handle->debug)
           std::cerr << "Sqlite3 debug: binding text result at index: " << index << std::endl;
 
-      *value = (reinterpret_cast<const char*>(sqlite3_column_text(_handle->sqlite_statement, static_cast<int>(index))));
+        *value =
+            (reinterpret_cast<const char*>(sqlite3_column_text(_handle->sqlite_statement, static_cast<int>(index))));
         *len = sqlite3_column_bytes(_handle->sqlite_statement, static_cast<int>(index));
       }
 
@@ -184,7 +185,6 @@ namespace sqlpp
         *len = sqlite3_column_bytes(_handle->sqlite_statement, static_cast<int>(index));
       }
 
-
       void _bind_date_result(size_t index, ::sqlpp::chrono::day_point* value, bool* is_null)
       {
         if (_handle->debug)
@@ -250,8 +250,8 @@ namespace sqlpp
         const auto time_string = date_time_string + 10;
         if (detail::check_digits(time_string, detail::time_digits))
         {
-        *value += ::std::chrono::hours(std::atoi(time_string + 1)) + std::chrono::minutes(std::atoi(time_string + 4)) +
-                  std::chrono::seconds(std::atoi(time_string + 7));
+          *value += ::std::chrono::hours(std::atoi(time_string + 1)) +
+                    std::chrono::minutes(std::atoi(time_string + 4)) + std::chrono::seconds(std::atoi(time_string + 7));
         }
         else
         {

include/sqlpp11/sqlite3/connection.h

@@ -111,7 +111,7 @@ namespace sqlpp
         connection_handle& operator=(connection_handle&&) = delete;
       };
 
-      detail::prepared_statement_handle_t prepare_statement(detail::connection_handle& handle,
+      inline detail::prepared_statement_handle_t prepare_statement(detail::connection_handle& handle,
                                                                    const std::string& statement)
       {
         if (handle.config.debug)
@@ -124,16 +124,15 @@ namespace sqlpp
 
         if (rc != SQLITE_OK)
         {
-          throw sqlpp::exception("Sqlite3 error: Could not prepare statement: " +
-                                 std::string(sqlite3_errmsg(handle.sqlite)) + " (statement was >>" +
-                                 (rc == SQLITE_TOOBIG ? statement.substr(0, 128) + "..." : statement) +
-                                 "<<\n");
+          throw sqlpp::exception(
+              "Sqlite3 error: Could not prepare statement: " + std::string(sqlite3_errmsg(handle.sqlite)) +
+              " (statement was >>" + (rc == SQLITE_TOOBIG ? statement.substr(0, 128) + "..." : statement) + "<<\n");
         }
 
         return result;
       }
 
-      void execute_statement(detail::connection_handle& handle, detail::prepared_statement_handle_t& prepared)
+      inline void execute_statement(detail::connection_handle& handle, detail::prepared_statement_handle_t& prepared)
       {
         auto rc = sqlite3_step(prepared.sqlite_statement);
         switch (rc)
@@ -149,7 +148,7 @@ namespace sqlpp
                                    std::string(sqlite3_errmsg(handle.sqlite)));
         }
       }
-    }
+    }  // namespace detail
 
     class connection;
 
@@ -234,7 +233,6 @@ namespace sqlpp
         return sqlite3_changes(_handle->sqlite);
       }
 
-
       // prepared execution
       prepared_statement_t prepare_impl(const std::string& statement)
       {
@@ -275,7 +273,6 @@ namespace sqlpp
         return sqlite3_changes(_handle->sqlite);
       }
 
-
     public:
       using _prepared_statement_t = prepared_statement_t;
       using _context_t = serializer_t;
@@ -501,7 +498,9 @@ namespace sqlpp
         if (level == sqlpp::isolation_level::read_uncommitted)
         {
           execute("pragma read_uncommitted = true");
-      } else {
+        }
+        else
+        {
           execute("pragma read_uncommitted = false");
         }
       }
@@ -514,8 +513,7 @@ namespace sqlpp
 
         int level = sqlite3_column_int(stmt.sqlite_statement, 0);
 
-      return level == 0 ? sqlpp::isolation_level::serializable :
-                          sqlpp::isolation_level::read_uncommitted;
+        return level == 0 ? sqlpp::isolation_level::serializable : sqlpp::isolation_level::read_uncommitted;
       }
 
       //! start transaction

include/sqlpp11/sqlite3/prepared_statement.h

@@ -50,7 +50,7 @@ namespace sqlpp
   {
     namespace detail
     {
-      void check_bind_result(int result, const char* const type)
+      inline void check_bind_result(int result, const char* const type)
       {
         switch (result)
         {
@@ -78,8 +78,7 @@ namespace sqlpp
 
     public:
       prepared_statement_t() = default;
-    prepared_statement_t(std::shared_ptr<detail::prepared_statement_handle_t>&& handle)
-        : _handle(std::move(handle))
+      prepared_statement_t(std::shared_ptr<detail::prepared_statement_handle_t>&& handle) : _handle(std::move(handle))
       {
         if (_handle and _handle->debug)
           std::cerr << "Sqlite3 debug: Constructing prepared_statement, using handle at " << _handle.get() << std::endl;
@@ -130,7 +129,8 @@ namespace sqlpp
           else if (std::isinf(*value))
           {
             if (*value > std::numeric_limits<double>::max())
-            result = sqlite3_bind_text(_handle->sqlite_statement, static_cast<int>(index + 1), "Inf", 3, SQLITE_STATIC);
+              result =
+                  sqlite3_bind_text(_handle->sqlite_statement, static_cast<int>(index + 1), "Inf", 3, SQLITE_STATIC);
             else
               result =
                   sqlite3_bind_text(_handle->sqlite_statement, static_cast<int>(index + 1), "-Inf", 4, SQLITE_STATIC);
@@ -208,9 +208,7 @@ namespace sqlpp
         detail::check_bind_result(result, "date");
       }
 
-    void _bind_date_time_parameter(size_t index,
-                                                         const ::sqlpp::chrono::microsecond_point* value,
-                                                         bool is_null)
+      void _bind_date_time_parameter(size_t index, const ::sqlpp::chrono::microsecond_point* value, bool is_null)
       {
         if (_handle->debug)
           std::cerr << "Sqlite3 debug: binding date_time parameter "

include/sqlpp11/sqlite3/serializer.h

@@ -85,14 +85,14 @@ namespace sqlpp
   {
     static_assert(wrong_t<Lhs, Rhs>::value, "Sqlite3: No support for outer join");
     return context;
-  };
+  }
 
   template <typename Lhs, typename Rhs>
   sqlite3::serializer_t& serialize(const pre_join_t<right_outer_join_t, Lhs, Rhs>&, sqlite3::serializer_t& context)
   {
     static_assert(wrong_t<Lhs, Rhs>::value, "Sqlite3: No support for right_outer join");
     return context;
-  };
+  }
 
   // Some special treatment of data types
   template <typename Period>
@@ -135,6 +135,6 @@ namespace sqlpp
     context << static_cast<typename integral_operand::_value_t>(t._t);
     return context;
   }
-}
+}  // namespace sqlpp
 
 #endif

tests/sqlite3/usage/Attach.cpp

@@ -38,7 +38,7 @@
 
 namespace sql = sqlpp::sqlite3;
 
-int main()
+int Attach(int, char*[])
 {
   sql::connection_config config;
   config.path_to_database = ":memory:";

tests/sqlite3/usage/AutoIncrement.cpp

@@ -38,7 +38,7 @@
 #include <set>
 
 namespace sql = sqlpp::sqlite3;
-int main()
+int AutoIncrement(int, char*[])
 {
   sql::connection_config config;
   config.path_to_database = ":memory:";

tests/sqlite3/usage/Blob.cpp

@@ -54,7 +54,7 @@ void verify_blob(sql::connection& db, const std::vector<uint8_t>& data, uint64_t
   }
 }
 
-int main()
+int Blob(int, char*[])
 {
   sql::connection_config config;
   config.path_to_database = ":memory:";

tests/sqlite3/usage/CMakeLists.txt

@@ -1,4 +1,4 @@
-# Copyright (c) 2013 - 2016, Roland Bock
+# Copyright (c) 2013 - 2021, Roland Bock
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without modification,
@@ -22,38 +22,50 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 # SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin)
+add_library(sqlpp11_sqlite3_testing INTERFACE)
+target_include_directories(sqlpp11_sqlite3_testing INTERFACE ${CMAKE_CURRENT_SOURCE_DIR})
 
-macro (build_and_run arg)
-	# Add headers to sources to enable file browsing in IDEs
-    add_executable(Sqlpp11Sqlite3${arg} ${arg}.cpp)
+set(test_names
+  DateTime
+  Sample
+  Select
+  Union
+  With
+  Attach
+  DynamicSelect
+  AutoIncrement
+  Transaction
+  FloatingPoint
+  Integral
+  Blob
+  )
 
-    target_link_libraries(Sqlpp11Sqlite3${arg} PRIVATE sqlpp11::sqlpp11)
+create_test_sourcelist(test_sources test_main.cpp ${test_names})
+add_executable(sqlpp11_sqlite3_tests ${test_sources})
+target_link_libraries(sqlpp11_sqlite3_tests PRIVATE sqlpp11 sqlpp11_testing sqlpp11_sqlite3_testing)
+target_link_libraries(sqlpp11_sqlite3_tests PRIVATE sqlpp11::sqlpp11)
 if (SQLCIPHER)
-        target_compile_definitions(Sqlpp11Sqlite3${arg} PRIVATE SQLPP_USE_SQLCIPHER)
-        target_link_libraries(Sqlpp11Sqlite3${arg} PRIVATE SQLCipher::SQLCipher)
+    target_compile_definitions(sqlpp11_sqlite3_tests PRIVATE SQLPP_USE_SQLCIPHER)
+    target_link_libraries(sqlpp11_sqlite3_tests PRIVATE SQLCipher::SQLCipher)
     if (SQLPP_DYNAMIC_LOADING)
-            target_include_directories(Sqlpp11Sqlite3${arg} PRIVATE ${SQLCIPHER_INCLUDE_DIRS})
+        target_include_directories(sqlpp11_sqlite3_tests PRIVATE ${SQLCIPHER_INCLUDE_DIRS})
     endif()
 else()
-        target_link_libraries(Sqlpp11Sqlite3${arg} PRIVATE SQLite::SQLite3)
+    target_link_libraries(sqlpp11_sqlite3_tests PRIVATE SQLite::SQLite3)
 endif()
 
-    add_test(NAME Sqlpp11Sqlite3${arg} COMMAND Sqlpp11Sqlite3${arg})
-endmacro ()
+# conditionally bump to a higher C++ standard to test compatibility
+if (SQLPP11_TESTS_CXX_STD)
+  set_property(TARGET sqlpp11_sqlite3_tests PROPERTY CXX_STANDARD ${SQLPP11_TESTS_CXX_STD})
+  set_property(TARGET sqlpp11_sqlite3_tests PROPERTY CXX_STANDARD_REQUIRED yes)
+  set_property(TARGET sqlpp11_sqlite3_tests PROPERTY CXX_EXTENSIONS no)
+endif()
 
-build_and_run(DateTimeTest)
-build_and_run(SampleTest)
-build_and_run(SelectTest)
-build_and_run(UnionTest)
-build_and_run(WithTest)
-build_and_run(AttachTest)
-build_and_run(DynamicSelectTest)
-build_and_run(AutoIncrementTest)
-build_and_run(TransactionTest)
-build_and_run(FloatingPointTest)
-build_and_run(IntegralTest)
-build_and_run(BlobTest)
+foreach(test IN LISTS test_names)
+  add_test(NAME sqlpp11.sqlite3.tests.${test}
+    COMMAND sqlpp11_sqlite3_tests ${test}
+    )
+endforeach()
 
 # the dynamic loading test needs the extra option "SQLPP_DYNAMIC_LOADING" and does NOT link the sqlite libs
 if (SQLPP_DYNAMIC_LOADING)

tests/sqlite3/usage/DateTime.cpp

@@ -58,7 +58,7 @@ namespace
 }  // namespace
 
 namespace sql = sqlpp::sqlite3;
-int main()
+int DateTime(int, char*[])
 {
   try
   {

tests/sqlite3/usage/DynamicSelect.cpp

@@ -44,7 +44,7 @@
 SQLPP_ALIAS_PROVIDER(left)
 
 namespace sql = sqlpp::sqlite3;
-int main()
+int DynamicSelect(int, char*[])
 {
   sql::connection_config config;
   config.path_to_database = ":memory:";

tests/sqlite3/usage/FloatingPoint.cpp

@@ -61,7 +61,7 @@ static auto require(int line, bool condition) -> void
   }
 }
 
-int main()
+int FloatingPoint(int, char*[])
 {
   sql::connection_config config;
   config.path_to_database = ":memory:";

tests/sqlite3/usage/Integral.cpp

@@ -52,7 +52,7 @@ auto require_equal(int line, const L& l, const R& r) -> void
   }
 }
 
-int main()
+int Integral(int, char*[])
 {
   sql::connection_config config;
   config.path_to_database = ":memory:";
@@ -107,7 +107,7 @@ int main()
   require_equal(__LINE__, rows.front().unsignedValue.value(), uint64_t_value_unsupported);
   rows.pop_front();
 
-  require_equal(__LINE__, rows.front().signedValue.value(), size_t_value_min);
+  require_equal(__LINE__, rows.front().signedValue.value(), int64_t_value_min);
   require_equal(__LINE__, rows.front().unsignedValue.value(), size_t_value_max);
   rows.pop_front();
 

tests/sqlite3/usage/Sample.cpp

@@ -42,7 +42,7 @@ SQLPP_ALIAS_PROVIDER(pragma)
 SQLPP_ALIAS_PROVIDER(sub)
 
 namespace sql = sqlpp::sqlite3;
-int main()
+int Sample(int, char*[])
 {
   sql::connection_config config;
   config.path_to_database = ":memory:";

tests/sqlite3/usage/Select.cpp

@@ -89,7 +89,7 @@ namespace string_util
   }
 }
 
-int main()
+int Select(int, char*[])
 {
   sql::connection db({":memory:", SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, "", true});
   db.execute(R"(CREATE TABLE tab_sample (

tests/sqlite3/usage/Transaction.cpp

@@ -47,7 +47,7 @@ namespace sql = sqlpp::sqlite3;
 
 SQLPP_ALIAS_PROVIDER(pragma)
 
-int main()
+int Transaction(int, char*[])
 {
   sql::connection db({":memory:", SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, "", true});
 

tests/sqlite3/usage/Union.cpp

@@ -37,7 +37,7 @@
 namespace sql = sqlpp::sqlite3;
 const auto tab = TabSample{};
 
-int main()
+int Union(int, char*[])
 {
   sql::connection_config config;
   config.path_to_database = ":memory:";

tests/sqlite3/usage/With.cpp

@@ -39,7 +39,7 @@
 namespace sql = sqlpp::sqlite3;
 const auto tab = TabSample{};
 
-int main()
+int With(int, char*[])
 {
 #if SQLITE_VERSION_NUMBER >= 3008003
   sql::connection_config config;