genericopenlibs/cppstdlib/stl/test/eh/nc_alloc.h
changeset 31 ce057bb09d0b
parent 0 e4d67989cc36
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/cppstdlib/stl/test/eh/nc_alloc.h	Fri Jun 04 16:20:51 2010 +0100
@@ -0,0 +1,188 @@
+/***********************************************************************************
+  TestController.h
+
+    SUMMARY: An "faux-singleton" object to encapsulate a hodgepodge of state and
+      functionality relating to the test suite. Probably should be broken
+      into smaller pieces.
+
+ * Portions Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
+ *
+ * Copyright (c) 1997
+ * Mark of the Unicorn, Inc.
+ *
+ * Permission to use, copy, modify, distribute and sell this software
+ * and its documentation for any purpose is hereby granted without fee,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation.  Mark of the Unicorn makes no
+ * representations about the suitability of this software for any
+ * purpose.  It is provided "as is" without express or implied warranty.
+
+***********************************************************************************/
+#if !INCLUDED_MOTU_nc_alloc
+#define INCLUDED_MOTU_nc_alloc 1
+
+#include "Prefix.h"
+
+#if defined (EH_NEW_HEADERS)
+#  include <utility>
+#else
+#  include <pair.h>
+#endif
+
+extern long alloc_count;
+extern long object_count;
+
+//struct 
+class TestController {
+public:
+  // Report that the current test has succeeded.
+  static void ReportSuccess(int);
+
+  //
+  // Leak detection
+  //
+
+  // Turn the recording of the addresses of individual allocated
+  // blocks on or off. If not called, allocations will only be
+  // counted, but deallocations won't be checked for validity.
+  static void TrackAllocations( bool );
+  static bool TrackingEnabled();
+
+  // Call this to begin a new leak-detection cycle. Resets all
+  // allocation counts, etc.
+  static void BeginLeakDetection();
+
+  // Returns true iff leak detection is currently in effect
+  static bool LeakDetectionEnabled();
+
+  // Ends leak detection and reports any resource leaks.
+  // Returns true if any occurred.
+  static bool ReportLeaked();
+
+  //
+  // Exception-safety
+  //
+
+  // Don't test for exception-safety
+  static void TurnOffExceptions();
+
+  // Set operator new to fail on the nth invocation
+  static void SetFailureCountdown( long n );
+
+  // Set operator new to never fail.
+  static void CancelFailureCountdown();
+
+  // Throws an exception if the count has been reached. Call this
+  // before every operation that might fail in the real world.
+  static void maybe_fail(long);
+
+  //
+  // Managing verbose feedback.
+  //
+
+  // Call to begin a strong, weak, or const test. If verbose
+  // reporting is enabled, prints the test category.
+  static void SetCurrentTestCategory( const char* str );
+
+  // Call to set the name of the container being tested.
+  static void SetCurrentContainer( const char* str );
+
+  // Sets the name of the current test.
+  static void SetCurrentTestName(const char* str);
+
+  // Turn verbose reporting on or off.
+  static void SetVerbose(bool val);
+
+private:
+  enum { kNotInExceptionTest = -1 };
+
+  static void ClearAllocationSet();
+  static void EndLeakDetection();
+  static void PrintTestName( bool err=false );
+
+  static long& Failure_threshold();
+  static long possible_failure_count;
+  static const char* current_test;
+  static const char* current_test_category;
+  static const char* current_container;
+  static bool  nc_verbose;
+  static bool  never_fail;
+  static bool track_allocations;
+  static bool leak_detection_enabled;
+};
+
+extern TestController gTestController;
+
+
+//
+// inline implementations
+//
+inline void simulate_possible_failure() {
+  gTestController.maybe_fail(0);
+}
+
+inline void simulate_constructor() {
+  gTestController.maybe_fail(0);
+  ++object_count;
+}
+
+inline void simulate_destructor() {
+  --object_count;
+}
+#if 1  //enable/disable inline functions
+inline void TestController::TrackAllocations(bool track) {
+  track_allocations = track;
+}
+
+inline bool TestController::TrackingEnabled() {
+  return track_allocations;
+}
+
+ inline void TestController::SetFailureCountdown(long count) {
+  Failure_threshold() = count;
+  possible_failure_count = 0;
+}
+
+inline void TestController::CancelFailureCountdown() {
+  Failure_threshold() = kNotInExceptionTest;
+}
+
+inline void TestController::BeginLeakDetection() {
+  alloc_count = 0;
+  object_count = 0;
+  ClearAllocationSet();
+  leak_detection_enabled = true;
+}
+
+inline bool TestController::LeakDetectionEnabled() {
+  return leak_detection_enabled;
+}
+
+inline void TestController::EndLeakDetection() {
+  leak_detection_enabled = false;
+}
+
+inline void TestController::SetCurrentTestCategory(const char* str) {
+  current_test_category = str;
+  if (nc_verbose)
+    PrintTestName();
+}
+
+inline void TestController::SetCurrentContainer(const char* str) {
+  current_container=str;
+}
+
+inline void TestController::SetCurrentTestName(const char* str) {
+  current_test = str;
+}
+
+inline void TestController::SetVerbose(bool val) {
+  nc_verbose = val;
+}
+
+inline void TestController::TurnOffExceptions() {
+  never_fail = true;
+}
+#endif
+#endif // INCLUDED_MOTU_nc_alloc