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
51