Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 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 <errno.h> |
| 18 | #include <stdint.h> |
| 19 | #include <stdlib.h> |
| 20 | #include <string.h> |
| 21 | #include <unistd.h> |
| 22 | |
| 23 | #include <algorithm> |
| 24 | #include <cctype> |
| 25 | #include <string> |
| 26 | #include <unordered_map> |
| 27 | #include <vector> |
| 28 | |
| 29 | #include <android-base/parseint.h> |
| 30 | #include <gtest/gtest.h> |
| 31 | |
| 32 | #include "Options.h" |
| 33 | |
| 34 | namespace android { |
| 35 | namespace gtest_extras { |
| 36 | |
| 37 | // The total time each test can run before timing out and being killed. |
| 38 | constexpr uint64_t kDefaultDeadlineThresholdMs = 90000; |
| 39 | |
| 40 | // The total time each test can run before a warning is issued. |
| 41 | constexpr uint64_t kDefaultSlowThresholdMs = 2000; |
| 42 | |
| 43 | const std::unordered_map<std::string, Options::ArgInfo> Options::kArgs = { |
Christopher Ferris | 3215ef1 | 2019-03-12 19:10:35 -0700 | [diff] [blame] | 44 | {"deadline_threshold_ms", {FLAG_REQUIRES_VALUE, &Options::SetNumeric}}, |
| 45 | {"slow_threshold_ms", {FLAG_REQUIRES_VALUE, &Options::SetNumeric}}, |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 46 | {"gtest_format", {FLAG_NONE, &Options::SetBool}}, |
Christopher Ferris | f565455 | 2019-03-21 10:58:44 -0700 | [diff] [blame] | 47 | {"no_gtest_format", {FLAG_NONE, &Options::SetBool}}, |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 48 | {"gtest_list_tests", {FLAG_NONE, &Options::SetBool}}, |
Christopher Ferris | fc501f4 | 2018-09-21 12:38:12 -0700 | [diff] [blame] | 49 | {"gtest_filter", {FLAG_ENVIRONMENT_VARIABLE | FLAG_REQUIRES_VALUE, &Options::SetString}}, |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 50 | { |
| 51 | "gtest_repeat", |
Christopher Ferris | fc501f4 | 2018-09-21 12:38:12 -0700 | [diff] [blame] | 52 | {FLAG_ENVIRONMENT_VARIABLE | FLAG_REQUIRES_VALUE, &Options::SetIterations}, |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 53 | }, |
Christopher Ferris | fc501f4 | 2018-09-21 12:38:12 -0700 | [diff] [blame] | 54 | {"gtest_output", {FLAG_ENVIRONMENT_VARIABLE | FLAG_REQUIRES_VALUE, &Options::SetXmlFile}}, |
| 55 | {"gtest_print_time", {FLAG_ENVIRONMENT_VARIABLE | FLAG_OPTIONAL_VALUE, &Options::SetPrintTime}}, |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 56 | { |
| 57 | "gtest_also_run_disabled_tests", |
| 58 | {FLAG_ENVIRONMENT_VARIABLE | FLAG_CHILD, &Options::SetBool}, |
| 59 | }, |
| 60 | {"gtest_color", |
Christopher Ferris | fc501f4 | 2018-09-21 12:38:12 -0700 | [diff] [blame] | 61 | {FLAG_ENVIRONMENT_VARIABLE | FLAG_REQUIRES_VALUE | FLAG_CHILD, &Options::SetString}}, |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 62 | {"gtest_death_test_style", |
Christopher Ferris | fc501f4 | 2018-09-21 12:38:12 -0700 | [diff] [blame] | 63 | {FLAG_ENVIRONMENT_VARIABLE | FLAG_REQUIRES_VALUE | FLAG_CHILD, nullptr}}, |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 64 | {"gtest_break_on_failure", {FLAG_ENVIRONMENT_VARIABLE | FLAG_INCOMPATIBLE, nullptr}}, |
| 65 | {"gtest_catch_exceptions", {FLAG_ENVIRONMENT_VARIABLE | FLAG_INCOMPATIBLE, nullptr}}, |
| 66 | {"gtest_random_seed", {FLAG_ENVIRONMENT_VARIABLE | FLAG_INCOMPATIBLE, nullptr}}, |
| 67 | {"gtest_shuffle", {FLAG_ENVIRONMENT_VARIABLE | FLAG_INCOMPATIBLE, nullptr}}, |
| 68 | {"gtest_stream_result_to", {FLAG_ENVIRONMENT_VARIABLE | FLAG_INCOMPATIBLE, nullptr}}, |
| 69 | {"gtest_throw_on_failure", {FLAG_ENVIRONMENT_VARIABLE | FLAG_INCOMPATIBLE, nullptr}}, |
Christopher Ferris | 3215ef1 | 2019-03-12 19:10:35 -0700 | [diff] [blame] | 70 | {"gtest_shard_index", |
| 71 | {FLAG_ENVIRONMENT_VARIABLE | FLAG_REQUIRES_VALUE, &Options::SetNumericEnvOnly}}, |
| 72 | {"gtest_total_shards", |
| 73 | {FLAG_ENVIRONMENT_VARIABLE | FLAG_REQUIRES_VALUE, &Options::SetNumericEnvOnly}}, |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 74 | }; |
| 75 | |
| 76 | static void PrintError(const std::string& arg, std::string msg, bool from_env) { |
| 77 | if (from_env) { |
| 78 | std::string variable(arg); |
| 79 | std::transform(variable.begin(), variable.end(), variable.begin(), |
| 80 | [](char c) { return std::toupper(c); }); |
| 81 | printf("env[%s] %s\n", variable.c_str(), msg.c_str()); |
| 82 | } else if (arg[0] == '-') { |
| 83 | printf("%s %s\n", arg.c_str(), msg.c_str()); |
| 84 | } else { |
| 85 | printf("--%s %s\n", arg.c_str(), msg.c_str()); |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | template <typename IntType> |
| 90 | static bool GetNumeric(const char* arg, const char* value, IntType* numeric_value, bool from_env) { |
Tom Cherry | 66062ee | 2018-10-05 14:28:43 -0700 | [diff] [blame] | 91 | bool result = false; |
| 92 | if constexpr (std::is_unsigned<IntType>::value) { |
| 93 | result = android::base::ParseUint<IntType>(value, numeric_value); |
| 94 | } else { |
| 95 | result = android::base::ParseInt<IntType>(value, numeric_value); |
| 96 | } |
| 97 | if (!result) { |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 98 | if (errno == ERANGE) { |
| 99 | PrintError(arg, std::string("value overflows (") + value + ")", from_env); |
| 100 | } else { |
| 101 | PrintError(arg, std::string("value is not formatted as a numeric value (") + value + ")", |
| 102 | from_env); |
| 103 | } |
| 104 | return false; |
| 105 | } |
| 106 | return true; |
| 107 | } |
| 108 | |
| 109 | bool Options::SetPrintTime(const std::string&, const std::string& value, bool) { |
Christopher Ferris | fc501f4 | 2018-09-21 12:38:12 -0700 | [diff] [blame] | 110 | if (!value.empty() && strtol(value.c_str(), nullptr, 10) == 0) { |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 111 | bools_.find("gtest_print_time")->second = false; |
| 112 | } |
| 113 | return true; |
| 114 | } |
| 115 | |
Christopher Ferris | 3215ef1 | 2019-03-12 19:10:35 -0700 | [diff] [blame] | 116 | bool Options::SetNumeric(const std::string& arg, const std::string& value, bool from_env) { |
| 117 | uint64_t* numeric = &numerics_.find(arg)->second; |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 118 | if (!GetNumeric<uint64_t>(arg.c_str(), value.c_str(), numeric, from_env)) { |
| 119 | return false; |
| 120 | } |
| 121 | if (*numeric == 0) { |
| 122 | PrintError(arg, "requires a number greater than zero.", from_env); |
| 123 | return false; |
| 124 | } |
| 125 | return true; |
| 126 | } |
| 127 | |
Christopher Ferris | 3215ef1 | 2019-03-12 19:10:35 -0700 | [diff] [blame] | 128 | bool Options::SetNumericEnvOnly(const std::string& arg, const std::string& value, bool from_env) { |
| 129 | if (!from_env) { |
| 130 | PrintError(arg, "is only supported as an environment variable.", false); |
| 131 | return false; |
| 132 | } |
| 133 | uint64_t* numeric = &numerics_.find(arg)->second; |
| 134 | if (!GetNumeric<uint64_t>(arg.c_str(), value.c_str(), numeric, from_env)) { |
| 135 | return false; |
| 136 | } |
| 137 | return true; |
| 138 | } |
| 139 | |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 140 | bool Options::SetBool(const std::string& arg, const std::string&, bool) { |
| 141 | bools_.find(arg)->second = true; |
| 142 | return true; |
| 143 | } |
| 144 | |
| 145 | bool Options::SetIterations(const std::string& arg, const std::string& value, bool from_env) { |
| 146 | if (!GetNumeric<int>(arg.c_str(), value.c_str(), &num_iterations_, from_env)) { |
| 147 | return false; |
| 148 | } |
| 149 | return true; |
| 150 | } |
| 151 | |
| 152 | bool Options::SetString(const std::string& arg, const std::string& value, bool) { |
| 153 | strings_.find(arg)->second = value; |
| 154 | return true; |
| 155 | } |
| 156 | |
| 157 | bool Options::SetXmlFile(const std::string& arg, const std::string& value, bool from_env) { |
| 158 | if (value.substr(0, 4) != "xml:") { |
| 159 | PrintError(arg, "only supports an xml output file.", from_env); |
| 160 | return false; |
| 161 | } |
| 162 | std::string xml_file(value.substr(4)); |
| 163 | if (xml_file.empty()) { |
| 164 | PrintError(arg, "requires a file name after xml:", from_env); |
| 165 | return false; |
| 166 | } |
| 167 | // Need an absolute file. |
| 168 | if (xml_file[0] != '/') { |
| 169 | char* cwd = getcwd(nullptr, 0); |
| 170 | if (cwd == nullptr) { |
| 171 | PrintError(arg, |
| 172 | std::string("cannot get absolute pathname, getcwd() is failing: ") + |
| 173 | strerror(errno) + '\n', |
| 174 | from_env); |
| 175 | return false; |
| 176 | } |
| 177 | xml_file = std::string(cwd) + '/' + xml_file; |
| 178 | free(cwd); |
| 179 | } |
| 180 | |
| 181 | // If the output file is a directory, add the name of a file. |
| 182 | if (xml_file.back() == '/') { |
| 183 | xml_file += "test_details.xml"; |
| 184 | } |
| 185 | strings_.find("xml_file")->second = xml_file; |
| 186 | return true; |
| 187 | } |
| 188 | |
| 189 | bool Options::HandleArg(const std::string& arg, const std::string& value, const ArgInfo& info, |
| 190 | bool from_env) { |
| 191 | if (info.flags & FLAG_INCOMPATIBLE) { |
| 192 | PrintError(arg, "is not compatible with isolation runs.", from_env); |
| 193 | return false; |
| 194 | } |
| 195 | |
| 196 | if (info.flags & FLAG_TAKES_VALUE) { |
Christopher Ferris | fc501f4 | 2018-09-21 12:38:12 -0700 | [diff] [blame] | 197 | if ((info.flags & FLAG_REQUIRES_VALUE) && value.empty()) { |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 198 | PrintError(arg, "requires an argument.", from_env); |
| 199 | return false; |
| 200 | } |
| 201 | |
| 202 | if (info.func != nullptr && !(this->*(info.func))(arg, value, from_env)) { |
| 203 | return false; |
| 204 | } |
| 205 | } else if (!value.empty()) { |
| 206 | PrintError(arg, "does not take an argument.", from_env); |
| 207 | return false; |
| 208 | } else if (info.func != nullptr) { |
| 209 | return (this->*(info.func))(arg, value, from_env); |
| 210 | } |
| 211 | return true; |
| 212 | } |
| 213 | |
| 214 | bool Options::Process(const std::vector<const char*>& args, std::vector<const char*>* child_args) { |
| 215 | // Initialize the variables. |
| 216 | job_count_ = static_cast<size_t>(sysconf(_SC_NPROCESSORS_ONLN)); |
| 217 | num_iterations_ = ::testing::GTEST_FLAG(repeat); |
Christopher Ferris | 3215ef1 | 2019-03-12 19:10:35 -0700 | [diff] [blame] | 218 | numerics_.clear(); |
| 219 | numerics_["deadline_threshold_ms"] = kDefaultDeadlineThresholdMs; |
| 220 | numerics_["slow_threshold_ms"] = kDefaultSlowThresholdMs; |
| 221 | numerics_["gtest_shard_index"] = 0; |
| 222 | numerics_["gtest_total_shards"] = 0; |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 223 | strings_.clear(); |
| 224 | strings_["gtest_color"] = ::testing::GTEST_FLAG(color); |
| 225 | strings_["xml_file"] = ::testing::GTEST_FLAG(output); |
| 226 | strings_["gtest_filter"] = ""; |
| 227 | bools_.clear(); |
| 228 | bools_["gtest_print_time"] = ::testing::GTEST_FLAG(print_time); |
Christopher Ferris | f565455 | 2019-03-21 10:58:44 -0700 | [diff] [blame] | 229 | bools_["gtest_format"] = true; |
| 230 | bools_["no_gtest_format"] = false; |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 231 | bools_["gtest_also_run_disabled_tests"] = ::testing::GTEST_FLAG(also_run_disabled_tests); |
| 232 | bools_["gtest_list_tests"] = false; |
| 233 | |
| 234 | child_args->clear(); |
| 235 | |
| 236 | // Loop through all of the possible environment variables. |
| 237 | for (const auto& entry : kArgs) { |
| 238 | if (entry.second.flags & FLAG_ENVIRONMENT_VARIABLE) { |
| 239 | std::string variable(entry.first); |
| 240 | std::transform(variable.begin(), variable.end(), variable.begin(), |
| 241 | [](char c) { return std::toupper(c); }); |
| 242 | char* env = getenv(variable.c_str()); |
| 243 | if (env == nullptr) { |
| 244 | continue; |
| 245 | } |
| 246 | std::string value(env); |
| 247 | if (!HandleArg(entry.first, value, entry.second, true)) { |
| 248 | return false; |
| 249 | } |
| 250 | } |
| 251 | } |
| 252 | |
| 253 | child_args->push_back(args[0]); |
| 254 | |
| 255 | // Assumes the first value is not an argument, so skip it. |
| 256 | for (size_t i = 1; i < args.size(); i++) { |
| 257 | // Special handle of -j or -jXX. |
| 258 | if (strncmp(args[i], "-j", 2) == 0) { |
| 259 | const char* value = &args[i][2]; |
| 260 | if (*value == '\0') { |
| 261 | // Get the next argument. |
| 262 | if (i == args.size() - 1) { |
| 263 | printf("-j requires an argument.\n"); |
| 264 | return false; |
| 265 | } |
| 266 | i++; |
| 267 | value = args[i]; |
| 268 | } |
| 269 | if (!GetNumeric<size_t>("-j", value, &job_count_, false)) { |
| 270 | return false; |
| 271 | } |
| 272 | } else if (strncmp("--", args[i], 2) == 0) { |
| 273 | // See if this is a name=value argument. |
| 274 | std::string name; |
| 275 | std::string value; |
| 276 | const char* equal = strchr(args[i], '='); |
| 277 | if (equal != nullptr) { |
| 278 | name = std::string(&args[i][2], static_cast<size_t>(equal - args[i]) - 2); |
| 279 | value = equal + 1; |
| 280 | } else { |
| 281 | name = args[i] + 2; |
| 282 | } |
| 283 | auto entry = kArgs.find(name); |
| 284 | if (entry == kArgs.end()) { |
| 285 | printf("Unknown argument: %s\n", args[i]); |
| 286 | return false; |
| 287 | } |
| 288 | |
| 289 | if (entry->second.flags & FLAG_CHILD) { |
| 290 | child_args->push_back(args[i]); |
| 291 | } |
| 292 | |
| 293 | if (!HandleArg(name, value, entry->second)) { |
| 294 | return false; |
| 295 | } |
| 296 | } else if (args[i][0] == '-') { |
| 297 | printf("Unknown argument: %s\n", args[i]); |
| 298 | return false; |
| 299 | } else { |
| 300 | printf("Unexpected argument '%s'\n", args[i]); |
| 301 | return false; |
| 302 | } |
| 303 | } |
Christopher Ferris | f565455 | 2019-03-21 10:58:44 -0700 | [diff] [blame] | 304 | |
| 305 | // If no_gtest_format was specified, it overrides gtest_format. |
| 306 | if (bools_.at("no_gtest_format")) { |
| 307 | bools_["gtest_format"] = false; |
| 308 | } |
Christopher Ferris | 1a99356 | 2018-08-21 12:43:50 -0700 | [diff] [blame] | 309 | return true; |
| 310 | } |
| 311 | |
| 312 | } // namespace gtest_extras |
| 313 | } // namespace android |