Add multiple generations (5) to the script compilation cache...

test/cctest/test-debug.cc

 // Copyright 2007-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 12 matching lines @@
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #include <stdlib.h>
 
 #include "v8.h"
 
 #include "api.h"
+#include "compilation-cache.h"
 #include "debug.h"
 #include "platform.h"
 #include "stub-cache.h"
 #include "cctest.h"
 
 
 using ::v8::internal::EmbeddedVector;
 using ::v8::internal::Object;
 using ::v8::internal::OS;
 using ::v8::internal::Handle;
@@ skipping 1628 matching lines @@
   f->Call(env->Global(), 0, NULL);
   CHECK_EQ(1, break_point_hit_count);
 
   ChangeScriptBreakPointIgnoreCountFromJS(sbp, 5);
   break_point_hit_count = 0;
   for (int i = 0; i < 10; i++) {
     f->Call(env->Global(), 0, NULL);
   }
   CHECK_EQ(5, break_point_hit_count);
 
+  // BUG(343): It should not really be necessary to clear the
+  // compilation cache here, but right now the debugger relies on the
+  // script being recompiled, not just fetched from the cache.
+  i::CompilationCache::Clear();
+
   // Reload the script and get f again checking that the ignore survives.
   v8::Script::Compile(script, &origin)->Run();
   f = v8::Local<v8::Function>::Cast(env->Global()->Get(v8::String::New("f")));
 
   break_point_hit_count = 0;
   for (int i = 0; i < 10; i++) {
     f->Call(env->Global(), 0, NULL);
   }
   CHECK_EQ(5, break_point_hit_count);
 
@@ skipping 2982 matching lines @@
     v8::Context::Scope context_scope(context_2);
     expected_context = context_2;
     expected_context_data = data_2;
     v8::Local<v8::Function> f = CompileFunction(source, "f");
     f->Call(context_2->Global(), 0, NULL);
   }
 
   // Two times compile event and two times break event.
   CHECK_GT(message_handler_hit_count, 4);
 }