More work on moving engine into dlmalloc heap

luprex/core/cpp/eng-tests.cpp

@@ -1,6 +1,5 @@
 #include "wrap-string.hpp"
 
-#include "eng-tests.hpp"
 #include "drivenengine.hpp"
 #include "streambuffer.hpp"
 #include "world.hpp"
@@ -122,23 +121,9 @@ private:
     }
 };
 
-UniqueDrivenEngine make_DriverStubTest() {
-    return UniqueDrivenEngine(new DriverStubTest);
-}
-
-UniqueDrivenEngine make_DriverWebServerTest() {
-    return UniqueDrivenEngine(new DriverWebServerTest);
-}
-
-UniqueDrivenEngine make_DriverDNSFailTest() {
-    return UniqueDrivenEngine(new DriverDNSFailTest);
-}
-
-UniqueDrivenEngine make_DriverPrintClockTest() {
-    return UniqueDrivenEngine(new DriverPrintClockTest);
-}
-
-UniqueDrivenEngine make_RunUnitTests() {
-    return UniqueDrivenEngine(new RunUnitTests);
-}
+DrivenEngineDefine("driverstubtest", DriverStubTest);
+DrivenEngineDefine("driverwebservertest", DriverWebServerTest);
+DrivenEngineDefine("driverdnsfailtest", DriverDNSFailTest);
+DrivenEngineDefine("driverprintclocktest", DriverPrintClockTest);
+DrivenEngineDefine("rununittests", RunUnitTests);