Steven Moreland | a7ec8ba | 2021-07-23 18:10:35 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2021 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 "android-base/hex.h" |
| 18 | |
| 19 | #include <gtest/gtest.h> |
| 20 | |
| 21 | TEST(hex, empty) { |
| 22 | ASSERT_EQ("", android::base::HexString(nullptr, 0)); |
| 23 | ASSERT_EQ("", android::base::HexString(reinterpret_cast<void*>(int32_t(0)), 0)); |
| 24 | } |
| 25 | |
| 26 | TEST(hex, short) { |
| 27 | const int32_t kShortData = 0xDEADBEEF; |
| 28 | ASSERT_EQ("ef", android::base::HexString(&kShortData, 1)); |
| 29 | ASSERT_EQ("efbe", android::base::HexString(&kShortData, 2)); |
| 30 | ASSERT_EQ("efbead", android::base::HexString(&kShortData, 3)); |
| 31 | ASSERT_EQ("efbeadde", android::base::HexString(&kShortData, 4)); |
| 32 | } |
| 33 | |
| 34 | TEST(hex, all) { |
| 35 | constexpr size_t kSize = 256; |
| 36 | uint8_t kLongData[kSize]; |
| 37 | for (size_t i = 0; i < kSize; i++) { |
| 38 | kLongData[i] = i; |
| 39 | } |
| 40 | |
| 41 | ASSERT_EQ( |
| 42 | "000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f202122232425262728292a2b2c2d" |
| 43 | "2e2f303132333435363738393a3b3c3d3e3f404142434445464748494a4b4c4d4e4f505152535455565758595a5b" |
| 44 | "5c5d5e5f606162636465666768696a6b6c6d6e6f707172737475767778797a7b7c7d7e7f80818283848586878889" |
| 45 | "8a8b8c8d8e8f909192939495969798999a9b9c9d9e9fa0a1a2a3a4a5a6a7a8a9aaabacadaeafb0b1b2b3b4b5b6b7" |
| 46 | "b8b9babbbcbdbebfc0c1c2c3c4c5c6c7c8c9cacbcccdcecfd0d1d2d3d4d5d6d7d8d9dadbdcdddedfe0e1e2e3e4e5" |
| 47 | "e6e7e8e9eaebecedeeeff0f1f2f3f4f5f6f7f8f9fafbfcfdfeff", |
| 48 | android::base::HexString(&kLongData, kSize)); |
| 49 | } |