1 // Copyright 2019 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 // https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14
15 #include <cstring>
16
17 #include "pw_status/status.h"
18 #include "pw_string/string_builder.h"
19 #include "pw_unit_test/framework.h"
20
21 namespace pw {
22 namespace {
23
TEST(UnknownTypeToString,SmallObject)24 TEST(UnknownTypeToString, SmallObject) {
25 struct {
26 char a = 0xa1;
27 } object;
28
29 StringBuffer<64> expected;
30 expected << "<1-byte object at 0x" << &object << '>';
31 ASSERT_EQ(OkStatus(), expected.status());
32
33 StringBuffer<64> actual;
34 actual << object;
35 ASSERT_EQ(OkStatus(), actual.status());
36 EXPECT_STREQ(expected.c_str(), actual.c_str());
37 }
38
TEST(UnknownTypeToString,NineByteObject)39 TEST(UnknownTypeToString, NineByteObject) {
40 struct {
41 char a[9] = {1, 2, 3, 4, 5, 6, 7, 8, 9};
42 } object;
43
44 StringBuffer<64> expected;
45 expected << "<9-byte object at 0x" << &object << '>';
46 ASSERT_EQ(OkStatus(), expected.status());
47
48 StringBuffer<64> actual;
49 actual << object;
50 ASSERT_EQ(OkStatus(), actual.status());
51 EXPECT_STREQ(expected.c_str(), actual.c_str());
52 }
53
TEST(UnknownTypeToString,TenByteObject)54 TEST(UnknownTypeToString, TenByteObject) {
55 struct {
56 char a[10] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
57 } object;
58
59 StringBuffer<72> expected;
60 expected << "<10-byte object at 0x" << &object << '>';
61 ASSERT_EQ(OkStatus(), expected.status());
62
63 StringBuffer<72> actual;
64 actual << object;
65 ASSERT_EQ(OkStatus(), actual.status());
66 EXPECT_STREQ(expected.c_str(), actual.c_str());
67 }
68
69 } // namespace
70 } // namespace pw
71