1 /*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "entry_name_utils-inl.h"
18
19 #include <gtest/gtest.h>
20
TEST(entry_name_utils,NullChars)21 TEST(entry_name_utils, NullChars) {
22 // 'A', 'R', '\0', 'S', 'E'
23 const uint8_t zeroes[] = { 0x41, 0x52, 0x00, 0x53, 0x45 };
24 ASSERT_FALSE(IsValidEntryName(zeroes, sizeof(zeroes)));
25
26 const uint8_t zeroes_continuation_chars[] = { 0xc2, 0xa1, 0xc2, 0x00 };
27 ASSERT_FALSE(IsValidEntryName(zeroes_continuation_chars,
28 sizeof(zeroes_continuation_chars)));
29 }
30
TEST(entry_name_utils,InvalidSequence)31 TEST(entry_name_utils, InvalidSequence) {
32 // 0xfe is an invalid start byte
33 const uint8_t invalid[] = { 0x41, 0xfe };
34 ASSERT_FALSE(IsValidEntryName(invalid, sizeof(invalid)));
35
36 // 0x91 is an invalid start byte (it's a valid continuation byte).
37 const uint8_t invalid2[] = { 0x41, 0x91 };
38 ASSERT_FALSE(IsValidEntryName(invalid2, sizeof(invalid2)));
39 }
40
TEST(entry_name_utils,TruncatedContinuation)41 TEST(entry_name_utils, TruncatedContinuation) {
42 // Malayalam script with truncated bytes. There should be 2 bytes
43 // after 0xe0
44 const uint8_t truncated[] = { 0xe0, 0xb4, 0x85, 0xe0, 0xb4 };
45 ASSERT_FALSE(IsValidEntryName(truncated, sizeof(truncated)));
46
47 // 0xc2 is the start of a 2 byte sequence that we've subsequently
48 // dropped.
49 const uint8_t truncated2[] = { 0xc2, 0xc2, 0xa1 };
50 ASSERT_FALSE(IsValidEntryName(truncated2, sizeof(truncated2)));
51 }
52
TEST(entry_name_utils,BadContinuation)53 TEST(entry_name_utils, BadContinuation) {
54 // 0x41 is an invalid continuation char, since it's MSBs
55 // aren't "10..." (are 01).
56 const uint8_t bad[] = { 0xc2, 0xa1, 0xc2, 0x41 };
57 ASSERT_FALSE(IsValidEntryName(bad, sizeof(bad)));
58
59 // 0x41 is an invalid continuation char, since it's MSBs
60 // aren't "10..." (are 11).
61 const uint8_t bad2[] = { 0xc2, 0xa1, 0xc2, 0xfe };
62 ASSERT_FALSE(IsValidEntryName(bad2, sizeof(bad2)));
63 }
64