Elliott Hughes | 41b3179 | 2013-01-28 10:36:31 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 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 <gtest/gtest.h> |
| 18 | |
| 19 | #if defined(__BIONIC__) |
| 20 | |
| 21 | #include "../libc/bionic/debug_format.cpp" |
| 22 | |
| 23 | extern int __libc_format_buffer(char* buffer, size_t buffer_size, const char* format, ...); |
| 24 | |
| 25 | TEST(debug_format, smoke) { |
| 26 | char buf[BUFSIZ]; |
| 27 | |
| 28 | __libc_format_buffer(buf, sizeof(buf), "a"); |
| 29 | EXPECT_STREQ("a", buf); |
| 30 | |
| 31 | __libc_format_buffer(buf, sizeof(buf), "%%"); |
| 32 | EXPECT_STREQ("%", buf); |
| 33 | |
| 34 | __libc_format_buffer(buf, sizeof(buf), "01234"); |
| 35 | EXPECT_STREQ("01234", buf); |
| 36 | |
| 37 | __libc_format_buffer(buf, sizeof(buf), "a%sb", "01234"); |
| 38 | EXPECT_STREQ("a01234b", buf); |
| 39 | |
| 40 | char* s = NULL; |
| 41 | __libc_format_buffer(buf, sizeof(buf), "a%sb", s); |
| 42 | EXPECT_STREQ("a(null)b", buf); |
| 43 | |
| 44 | __libc_format_buffer(buf, sizeof(buf), "aa%scc", "bb"); |
| 45 | EXPECT_STREQ("aabbcc", buf); |
| 46 | |
| 47 | __libc_format_buffer(buf, sizeof(buf), "a%cc", 'b'); |
| 48 | EXPECT_STREQ("abc", buf); |
| 49 | |
| 50 | __libc_format_buffer(buf, sizeof(buf), "a%db", 1234); |
| 51 | EXPECT_STREQ("a1234b", buf); |
| 52 | |
| 53 | __libc_format_buffer(buf, sizeof(buf), "a%db", -8123); |
| 54 | EXPECT_STREQ("a-8123b", buf); |
| 55 | |
| 56 | __libc_format_buffer(buf, sizeof(buf), "a%hdb", 0x7fff0010); |
| 57 | EXPECT_STREQ("a16b", buf); |
| 58 | |
| 59 | __libc_format_buffer(buf, sizeof(buf), "a%hhdb", 0x7fffff10); |
| 60 | EXPECT_STREQ("a16b", buf); |
| 61 | |
| 62 | __libc_format_buffer(buf, sizeof(buf), "a%lldb", 0x1000000000LL); |
| 63 | EXPECT_STREQ("a68719476736b", buf); |
| 64 | |
| 65 | __libc_format_buffer(buf, sizeof(buf), "a%ldb", 70000L); |
| 66 | EXPECT_STREQ("a70000b", buf); |
| 67 | |
| 68 | __libc_format_buffer(buf, sizeof(buf), "a%pb", reinterpret_cast<void*>(0xb0001234)); |
| 69 | EXPECT_STREQ("a0xb0001234b", buf); |
| 70 | |
| 71 | __libc_format_buffer(buf, sizeof(buf), "a%xz", 0x12ab); |
| 72 | EXPECT_STREQ("a12abz", buf); |
| 73 | |
| 74 | __libc_format_buffer(buf, sizeof(buf), "a%Xz", 0x12ab); |
| 75 | EXPECT_STREQ("a12ABz", buf); |
| 76 | |
| 77 | __libc_format_buffer(buf, sizeof(buf), "a%08xz", 0x123456); |
| 78 | EXPECT_STREQ("a00123456z", buf); |
| 79 | |
| 80 | __libc_format_buffer(buf, sizeof(buf), "a%5dz", 1234); |
| 81 | EXPECT_STREQ("a 1234z", buf); |
| 82 | |
| 83 | __libc_format_buffer(buf, sizeof(buf), "a%05dz", 1234); |
| 84 | EXPECT_STREQ("a01234z", buf); |
| 85 | |
| 86 | __libc_format_buffer(buf, sizeof(buf), "a%8dz", 1234); |
| 87 | EXPECT_STREQ("a 1234z", buf); |
| 88 | |
| 89 | __libc_format_buffer(buf, sizeof(buf), "a%-8dz", 1234); |
| 90 | EXPECT_STREQ("a1234 z", buf); |
| 91 | |
| 92 | __libc_format_buffer(buf, sizeof(buf), "A%-11sZ", "abcdef"); |
| 93 | EXPECT_STREQ("Aabcdef Z", buf); |
| 94 | |
| 95 | __libc_format_buffer(buf, sizeof(buf), "A%s:%dZ", "hello", 1234); |
| 96 | EXPECT_STREQ("Ahello:1234Z", buf); |
| 97 | |
| 98 | __libc_format_buffer(buf, sizeof(buf), "a%03d:%d:%02dz", 5, 5, 5); |
| 99 | EXPECT_STREQ("a005:5:05z", buf); |
| 100 | |
| 101 | void* p = NULL; |
| 102 | __libc_format_buffer(buf, sizeof(buf), "a%d,%pz", 5, p); |
| 103 | EXPECT_STREQ("a5,0x0z", buf); |
| 104 | |
| 105 | __libc_format_buffer(buf, sizeof(buf), "a%lld,%d,%d,%dz", 0x1000000000LL, 6, 7, 8); |
| 106 | EXPECT_STREQ("a68719476736,6,7,8z", buf); |
| 107 | } |
| 108 | |
| 109 | TEST(debug_format, d_INT_MAX) { |
| 110 | char buf[BUFSIZ]; |
| 111 | __libc_format_buffer(buf, sizeof(buf), "%d", INT_MAX); |
| 112 | EXPECT_STREQ("2147483647", buf); |
| 113 | } |
| 114 | |
| 115 | TEST(debug_format, d_INT_MIN) { |
| 116 | char buf[BUFSIZ]; |
| 117 | __libc_format_buffer(buf, sizeof(buf), "%d", INT_MIN); |
| 118 | EXPECT_STREQ("-2147483648", buf); |
| 119 | } |
| 120 | |
| 121 | TEST(debug_format, ld_LONG_MAX) { |
| 122 | char buf[BUFSIZ]; |
| 123 | __libc_format_buffer(buf, sizeof(buf), "%ld", LONG_MAX); |
| 124 | EXPECT_STREQ("2147483647", buf); |
| 125 | } |
| 126 | |
| 127 | TEST(debug_format, ld_LONG_MIN) { |
| 128 | char buf[BUFSIZ]; |
| 129 | __libc_format_buffer(buf, sizeof(buf), "%ld", LONG_MIN); |
| 130 | EXPECT_STREQ("-2147483648", buf); |
| 131 | } |
| 132 | |
| 133 | TEST(debug_format, lld_LLONG_MAX) { |
| 134 | char buf[BUFSIZ]; |
| 135 | __libc_format_buffer(buf, sizeof(buf), "%lld", LLONG_MAX); |
| 136 | EXPECT_STREQ("9223372036854775807", buf); |
| 137 | } |
| 138 | |
| 139 | TEST(debug_format, lld_LLONG_MIN) { |
| 140 | char buf[BUFSIZ]; |
| 141 | __libc_format_buffer(buf, sizeof(buf), "%lld", LLONG_MIN); |
| 142 | EXPECT_STREQ("-9223372036854775808", buf); |
| 143 | } |
| 144 | |
| 145 | #endif |