compiler-rt/lib/sanitizer_common/tests/sanitizer_vector_test.cpp

   1 //===-- sanitizer_vector_test.cpp -----------------------------------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file is a part of *Sanitizer runtime.
  10 //
  11 //===----------------------------------------------------------------------===//
  12 #include "sanitizer_common/sanitizer_vector.h"
  13 #include "gtest/gtest.h"
  14
  15 namespace __sanitizer {
  16
  17 TEST(Vector, Basic) {
  18   Vector<int> v;
  19   EXPECT_EQ(v.Size(), 0u);
  20   v.PushBack(42);
  21   EXPECT_EQ(v.Size(), 1u);
  22   EXPECT_EQ(v[0], 42);
  23   v.PushBack(43);
  24   EXPECT_EQ(v.Size(), 2u);
  25   EXPECT_EQ(v[0], 42);
  26   EXPECT_EQ(v[1], 43);
  27 }
  28
  29 TEST(Vector, Stride) {
  30   Vector<int> v;
  31   for (int i = 0; i < 1000; i++) {
  32     v.PushBack(i);
  33     EXPECT_EQ(v.Size(), i + 1u);
  34     EXPECT_EQ(v[i], i);
  35   }
  36   for (int i = 0; i < 1000; i++) {
  37     EXPECT_EQ(v[i], i);
  38   }
  39 }
  40
  41 TEST(Vector, ResizeReduction) {
  42   Vector<int> v;
  43   v.PushBack(0);
  44   v.PushBack(0);
  45   EXPECT_EQ(v.Size(), 2u);
  46   v.Resize(1);
  47   EXPECT_EQ(v.Size(), 1u);
  48 }
  49
  50 }  // namespace __sanitizer