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+/* -*- c++ -*- */
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ * 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 with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, 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.
+ */
+
+#ifndef ANDROID_ASTL_TESTS_COMMON__
+#define ANDROID_ASTL_TESTS_COMMON__
+#include <cstdio>
+
+// Classes and macros used in tests.
+namespace {
+const size_t kMaxSizeT = ~((size_t)0);
+const int kPassed = 0;
+const int kFailed = 1;
+#define FAIL_UNLESS(v) if (!android::v()) return kFailed;
+
+#define EXPECT_TRUE(expr)                                   \
+    if (!(expr)) {                                          \
+        std::fprintf(stderr, "%d: %s\n", __LINE__, #expr);	\
+        return false;                                       \
+    }
+
+#ifndef ARRAYSIZE
+#define ARRAYSIZE(array) (sizeof(array)/sizeof(array[0]))
+#endif
+
+// Cannot be copied.
+struct NoCopy {
+  private:
+    NoCopy(const NoCopy& nc) {}
+};
+
+// Count the number of assignement.
+struct CopyCounter {
+    static size_t mCount;
+
+    CopyCounter() { }
+    CopyCounter& operator=(const CopyCounter& cc) {return *this; }
+    CopyCounter(const CopyCounter& nc) {++mCount;}
+  private:
+};
+
+class CtorDtorCounter {
+  public:
+    static size_t mCtorCount;
+    static size_t mCopyCtorCount;
+    static size_t mAssignCount;
+    static size_t mDtorCount;
+
+    CtorDtorCounter() {++mCtorCount;}
+    CtorDtorCounter(const CtorDtorCounter& nc) {++mCopyCtorCount;}
+    CtorDtorCounter& operator=(const CtorDtorCounter& nc) {++mAssignCount; return *this;}
+    ~CtorDtorCounter() {++mDtorCount;}
+    static void reset() {mCtorCount = 0; mCopyCtorCount = 0; mAssignCount = 0; mDtorCount = 0;}
+  private:
+};
+
+size_t CopyCounter::mCount;
+size_t CtorDtorCounter::mCtorCount;
+size_t CtorDtorCounter::mCopyCtorCount;
+size_t CtorDtorCounter::mAssignCount;
+size_t CtorDtorCounter::mDtorCount;
+
+}  // anonymous namespace
+
+
+#endif  // ANDROID_ASTL_TEST_COMMON__