Refactor: use generated approach for stubs test

Remove meaningless assertion
Add comment to NotStorePropertyFromDelegate test

generators/src/org/jetbrains/jet/generators/tests/GenerateTests.kt

@@ -100,6 +100,7 @@ import org.jetbrains.jet.cfg.AbstractDataFlowTest
 import org.jetbrains.jet.plugin.libraries.AbstractDecompiledTextTest
 import org.jetbrains.jet.plugin.imports.AbstractOptimizeImportsTest
 import org.jetbrains.jet.plugin.debugger.AbstractSmartStepIntoTest
+import org.jetbrains.jet.plugin.stubs.AbstractStubBuilderTest
 
 fun main(args: Array<String>) {
     System.setProperty("java.awt.headless", "true")
@@ -529,6 +530,10 @@ fun main(args: Array<String>) {
         testClass(javaClass<AbstractSmartStepIntoTest>()) {
             model("debugger/smartStepInto")
         }
+
+        testClass(javaClass<AbstractStubBuilderTest>()) {
+            model("stubs", extension = "kt")
+        }
     }
 
     testGroup("j2k/tests/test", "j2k/tests/testData") {