1 // Protocol Buffers - Google's data interchange format
2 // Copyright 2023 Google LLC. All rights reserved.
3 //
4 // Use of this source code is governed by a BSD-style
5 // license that can be found in the LICENSE file or at
6 // https://developers.google.com/open-source/licenses/bsd
7
8 #include "upb/message/array.h"
9
10 #include <gtest/gtest.h>
11 #include "upb/base/status.hpp"
12 #include "upb/mem/arena.hpp"
13
TEST(ArrayTest,Resize)14 TEST(ArrayTest, Resize) {
15 upb::Arena arena;
16 upb::Status status;
17
18 upb_Array* array = upb_Array_New(arena.ptr(), kUpb_CType_Int32);
19 EXPECT_TRUE(array);
20
21 for (int i = 0; i < 10; i++) {
22 upb_MessageValue mv;
23 mv.int32_val = 3 * i;
24
25 upb_Array_Append(array, mv, arena.ptr());
26 EXPECT_EQ(upb_Array_Size(array), i + 1);
27 EXPECT_EQ(upb_Array_Get(array, i).int32_val, 3 * i);
28 }
29
30 upb_Array_Resize(array, 12, arena.ptr());
31 EXPECT_EQ(upb_Array_Get(array, 10).int32_val, 0);
32 EXPECT_EQ(upb_Array_Get(array, 11).int32_val, 0);
33
34 upb_Array_Resize(array, 4, arena.ptr());
35 EXPECT_EQ(upb_Array_Size(array), 4);
36
37 upb_Array_Resize(array, 6, arena.ptr());
38 EXPECT_EQ(upb_Array_Size(array), 6);
39
40 EXPECT_EQ(upb_Array_Get(array, 3).int32_val, 9);
41 EXPECT_EQ(upb_Array_Get(array, 4).int32_val, 0);
42 EXPECT_EQ(upb_Array_Get(array, 5).int32_val, 0);
43 }
44