diff --git a/Tester/Test.cpp b/Tester/Test.cpp
index 5f9989e..c32a09e 100644
--- a/Tester/Test.cpp
+++ b/Tester/Test.cpp
@@ -8,8 +8,19 @@
 
 using namespace Jupiter;
 
+unsigned int goodTests = 0;
+unsigned int totalTests = 0;
+
+void test(bool expr)
+{
+	totalTests++;
+	if (expr) goodTests++;
+}
+
 int main()
 {
+	if (goodTests == totalTests) printf("All %u tests succeeded." ENDL, totalTests);
+	else printf("ERROR: Only %u/%u tests succeeded. %u tests failed." ENDL, goodTests, totalTests, totalTests - goodTests);
 #if defined _WIN32
 	system("pause");
 #endif // _WIN32
diff --git a/Tester/Tester.vcxproj b/Tester/Tester.vcxproj
index cdf1f43..e055047 100644
--- a/Tester/Tester.vcxproj
+++ b/Tester/Tester.vcxproj
@@ -63,7 +63,7 @@
       <WarningLevel>Level3</WarningLevel>
       <PrecompiledHeader>
       </PrecompiledHeader>
-      <Optimization>Disabled</Optimization>
+      <Optimization>Full</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
       <PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;_LIB;_CRT_SECURE_NO_WARNINGS;%(PreprocessorDefinitions)</PreprocessorDefinitions>