Add fuzz calls for SBDebugger.

llvm-svn: 133848

lldb/test/python_api/default-constructor/TestDefaultConstructorForAPIObjects.py

@@ -101,6 +101,9 @@ class APIDefaultConstructorTestCase(TestBase):
         if self.TraceOn():
             print obj
         self.assertFalse(obj)
+        # Do fuzz testing on the invalid obj, it should not crash lldb.
+        import sb_debugger
+        sb_debugger.fuzz_obj(obj)
 
     @python_api_test
     def test_SBError(self):

lldb/test/python_api/default-constructor/sb_debugger.py

@@ -0,0 +1,51 @@
+"""
+Fuzz tests an object after the default construction to make sure it does not crash lldb.
+"""
+
+import sys
+import lldb
+
+def fuzz_obj(obj):
+    obj.SetAsync(True)
+    obj.SetAsync(False)
+    obj.SkipLLDBInitFiles(True)
+    obj.SetInputFileHandle(None, True)
+    obj.SetOutputFileHandle(None, True)
+    obj.SetErrorFileHandle(None, True)
+    obj.GetInputFileHandle()
+    obj.GetOutputFileHandle()
+    obj.GetErrorFileHandle()
+    obj.GetCommandInterpreter()
+    obj.HandleCommand("nothing here")
+    listener = obj.GetListener()
+    obj.HandleProcessEvent(lldb.SBProcess(), lldb.SBEvent(), None, None)
+    obj.CreateTargetWithFileAndTargetTriple("a.out", "A-B-C")
+    obj.CreateTargetWithFileAndArch("b.out", "arm")
+    obj.CreateTarget("c.out")
+    obj.DeleteTarget(lldb.SBTarget())
+    obj.GetTargetAtIndex(0xffffffff)
+    obj.FindTargetWithProcessID(0)
+    obj.FindTargetWithFileAndArch("a.out", "arm")
+    obj.GetNumTargets()
+    obj.GetSelectedTarget()
+    obj.GetSourceManager()
+    obj.SetCurrentPlatformSDKRoot("tmp/sdk-root")
+    obj.DispatchInput(None, None, 0)
+    obj.DispatchInputInterrupt()
+    obj.DispatchInputEndOfFile()
+    obj.PushInputReader(lldb.SBInputReader())
+    obj.NotifyTopInputReader(lldb.eInputReaderActivate)
+    obj.InputReaderIsTopReader(lldb.SBInputReader())
+    obj.GetInstanceName()
+    obj.GetDescription(lldb.SBStream())
+    obj.GetTerminalWidth()
+    obj.SetTerminalWidth(0xffffffff)
+    obj.GetID()
+    obj.GetPrompt()
+    obj.SetPrompt("Hi, Mom!")
+    obj.GetScriptLanguage()
+    obj.SetScriptLanguage(lldb.eScriptLanguageNone)
+    obj.SetScriptLanguage(lldb.eScriptLanguagePython)
+    obj.GetCloseInputOnEOF()
+    obj.SetCloseInputOnEOF(True)
+    obj.SetCloseInputOnEOF(False)