Jarkko Poyry | 3c82736 | 2014-09-02 11:48:52 +0300 | [diff] [blame] | 1 | /*------------------------------------------------------------------------- |
| 2 | * drawElements Quality Program Test Executor |
| 3 | * ------------------------------------------ |
| 4 | * |
| 5 | * Copyright 2014 The Android Open Source Project |
| 6 | * |
| 7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 8 | * you may not use this file except in compliance with the License. |
| 9 | * You may obtain a copy of the License at |
| 10 | * |
| 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 12 | * |
| 13 | * Unless required by applicable law or agreed to in writing, software |
| 14 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 16 | * See the License for the specific language governing permissions and |
| 17 | * limitations under the License. |
| 18 | * |
| 19 | *//*! |
| 20 | * \file |
| 21 | * \brief Test log container format parser. |
| 22 | *//*--------------------------------------------------------------------*/ |
| 23 | |
| 24 | #include "xeContainerFormatParser.hpp" |
| 25 | #include "deInt32.h" |
| 26 | |
| 27 | namespace xe |
| 28 | { |
| 29 | |
| 30 | enum |
| 31 | { |
| 32 | CONTAINERFORMATPARSER_INITIAL_BUFFER_SIZE = 1024 |
| 33 | }; |
| 34 | |
| 35 | static int getNextBufferSize (int curSize, int minNewSize) |
| 36 | { |
| 37 | return de::max(curSize*2, 1<<deLog2Ceil32(minNewSize)); |
| 38 | } |
| 39 | |
| 40 | ContainerFormatParser::ContainerFormatParser (void) |
| 41 | : m_element (CONTAINERELEMENT_INCOMPLETE) |
| 42 | , m_elementLen (0) |
| 43 | , m_state (STATE_AT_LINE_START) |
| 44 | , m_buf (CONTAINERFORMATPARSER_INITIAL_BUFFER_SIZE) |
| 45 | { |
| 46 | } |
| 47 | |
| 48 | ContainerFormatParser::~ContainerFormatParser (void) |
| 49 | { |
| 50 | } |
| 51 | |
| 52 | void ContainerFormatParser::clear (void) |
| 53 | { |
| 54 | m_element = CONTAINERELEMENT_INCOMPLETE; |
| 55 | m_elementLen = 0; |
| 56 | m_state = STATE_AT_LINE_START; |
| 57 | m_buf.clear(); |
| 58 | } |
| 59 | |
| 60 | void ContainerFormatParser::error (const std::string& what) |
| 61 | { |
| 62 | throw ContainerParseError(what); |
| 63 | } |
| 64 | |
Jarkko Pöyry | 1592f16 | 2015-05-29 14:40:11 -0700 | [diff] [blame] | 65 | void ContainerFormatParser::feed (const deUint8* bytes, size_t numBytes) |
Jarkko Poyry | 3c82736 | 2014-09-02 11:48:52 +0300 | [diff] [blame] | 66 | { |
| 67 | // Grow buffer if necessary. |
Jarkko Pöyry | 1592f16 | 2015-05-29 14:40:11 -0700 | [diff] [blame] | 68 | if (m_buf.getNumFree() < (int)numBytes) |
| 69 | m_buf.resize(getNextBufferSize(m_buf.getSize(), m_buf.getNumElements()+(int)numBytes)); |
Jarkko Poyry | 3c82736 | 2014-09-02 11:48:52 +0300 | [diff] [blame] | 70 | |
| 71 | // Append to front. |
Jarkko Pöyry | 1592f16 | 2015-05-29 14:40:11 -0700 | [diff] [blame] | 72 | m_buf.pushFront(bytes, (int)numBytes); |
Jarkko Poyry | 3c82736 | 2014-09-02 11:48:52 +0300 | [diff] [blame] | 73 | |
| 74 | // If we haven't parsed complete element, re-try after data feed. |
| 75 | if (m_element == CONTAINERELEMENT_INCOMPLETE) |
| 76 | advance(); |
| 77 | } |
| 78 | |
| 79 | const char* ContainerFormatParser::getSessionInfoAttribute (void) const |
| 80 | { |
| 81 | DE_ASSERT(m_element == CONTAINERELEMENT_SESSION_INFO); |
| 82 | return m_attribute.c_str(); |
| 83 | } |
| 84 | |
| 85 | const char* ContainerFormatParser::getSessionInfoValue (void) const |
| 86 | { |
| 87 | DE_ASSERT(m_element == CONTAINERELEMENT_SESSION_INFO); |
| 88 | return m_value.c_str(); |
| 89 | } |
| 90 | |
| 91 | const char* ContainerFormatParser::getTestCasePath (void) const |
| 92 | { |
| 93 | DE_ASSERT(m_element == CONTAINERELEMENT_BEGIN_TEST_CASE_RESULT); |
| 94 | return m_value.c_str(); |
| 95 | } |
| 96 | |
| 97 | const char* ContainerFormatParser::getTerminateReason (void) const |
| 98 | { |
| 99 | DE_ASSERT(m_element == CONTAINERELEMENT_TERMINATE_TEST_CASE_RESULT); |
| 100 | return m_value.c_str(); |
| 101 | } |
| 102 | |
| 103 | int ContainerFormatParser::getDataSize (void) const |
| 104 | { |
| 105 | DE_ASSERT(m_element == CONTAINERELEMENT_TEST_LOG_DATA); |
| 106 | return m_elementLen; |
| 107 | } |
| 108 | |
| 109 | void ContainerFormatParser::getData (deUint8* dst, int numBytes, int offset) |
| 110 | { |
| 111 | DE_ASSERT(de::inBounds(offset, 0, m_elementLen) && numBytes > 0 && de::inRange(numBytes+offset, 0, m_elementLen)); |
| 112 | |
| 113 | for (int ndx = 0; ndx < numBytes; ndx++) |
| 114 | dst[ndx] = m_buf.peekBack(offset+ndx); |
| 115 | } |
| 116 | |
| 117 | int ContainerFormatParser::getChar (int offset) const |
| 118 | { |
| 119 | DE_ASSERT(de::inRange(offset, 0, m_buf.getNumElements())); |
| 120 | |
| 121 | if (offset < m_buf.getNumElements()) |
| 122 | return m_buf.peekBack(offset); |
| 123 | else |
| 124 | return END_OF_BUFFER; |
| 125 | } |
| 126 | |
| 127 | void ContainerFormatParser::advance (void) |
| 128 | { |
| 129 | if (m_element != CONTAINERELEMENT_INCOMPLETE) |
| 130 | { |
| 131 | m_buf.popBack(m_elementLen); |
| 132 | |
| 133 | m_element = CONTAINERELEMENT_INCOMPLETE; |
| 134 | m_elementLen = 0; |
| 135 | m_attribute.clear(); |
| 136 | m_value.clear(); |
| 137 | } |
| 138 | |
| 139 | for (;;) |
| 140 | { |
| 141 | int curChar = getChar(m_elementLen); |
| 142 | |
| 143 | if (curChar != (int)END_OF_BUFFER) |
| 144 | m_elementLen += 1; |
| 145 | |
| 146 | if (curChar == END_OF_STRING) |
| 147 | { |
| 148 | if (m_elementLen == 1) |
| 149 | m_element = CONTAINERELEMENT_END_OF_STRING; |
| 150 | else if (m_state == STATE_CONTAINER_LINE) |
| 151 | parseContainerLine(); |
| 152 | else |
| 153 | m_element = CONTAINERELEMENT_TEST_LOG_DATA; |
| 154 | |
| 155 | break; |
| 156 | } |
| 157 | else if (curChar == (int)END_OF_BUFFER) |
| 158 | { |
| 159 | if (m_elementLen > 0 && m_state == STATE_DATA) |
| 160 | m_element = CONTAINERELEMENT_TEST_LOG_DATA; |
| 161 | |
| 162 | break; |
| 163 | } |
| 164 | else if (curChar == '\r' || curChar == '\n') |
| 165 | { |
| 166 | // Check for \r\n |
| 167 | int nextChar = getChar(m_elementLen); |
| 168 | if (curChar == '\n' || (nextChar != (int)END_OF_BUFFER && nextChar != '\n')) |
| 169 | { |
| 170 | if (m_state == STATE_CONTAINER_LINE) |
| 171 | parseContainerLine(); |
| 172 | else |
| 173 | m_element = CONTAINERELEMENT_TEST_LOG_DATA; |
| 174 | |
| 175 | m_state = STATE_AT_LINE_START; |
| 176 | break; |
| 177 | } |
| 178 | // else handle following end or \n in next iteration. |
| 179 | } |
| 180 | else if (m_state == STATE_AT_LINE_START) |
| 181 | { |
| 182 | DE_ASSERT(m_elementLen == 1); |
| 183 | m_state = (curChar == '#') ? STATE_CONTAINER_LINE : STATE_DATA; |
| 184 | } |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | void ContainerFormatParser::parseContainerLine (void) |
| 189 | { |
| 190 | static const struct |
| 191 | { |
| 192 | const char* name; |
| 193 | ContainerElement element; |
| 194 | } s_elements[] = |
| 195 | { |
| 196 | { "beginTestCaseResult", CONTAINERELEMENT_BEGIN_TEST_CASE_RESULT }, |
| 197 | { "endTestCaseResult", CONTAINERELEMENT_END_TEST_CASE_RESULT }, |
| 198 | { "terminateTestCaseResult", CONTAINERELEMENT_TERMINATE_TEST_CASE_RESULT }, |
| 199 | { "sessionInfo", CONTAINERELEMENT_SESSION_INFO }, |
| 200 | { "beginSession", CONTAINERELEMENT_BEGIN_SESSION }, |
| 201 | { "endSession", CONTAINERELEMENT_END_SESSION } |
| 202 | }; |
| 203 | |
| 204 | DE_ASSERT(m_elementLen >= 1); |
| 205 | DE_ASSERT(getChar(0) == '#'); |
| 206 | |
| 207 | int offset = 1; |
| 208 | |
| 209 | for (int elemNdx = 0; elemNdx < DE_LENGTH_OF_ARRAY(s_elements); elemNdx++) |
| 210 | { |
| 211 | bool isMatch = false; |
| 212 | int ndx = 0; |
| 213 | |
| 214 | for (;;) |
| 215 | { |
| 216 | int bufChar = (offset+ndx < m_elementLen) ? getChar(offset+ndx) : 0; |
| 217 | bool bufEnd = bufChar == 0 || bufChar == ' ' || bufChar == '\r' || bufChar == '\n' || bufChar == (int)END_OF_BUFFER; |
| 218 | int elemChar = s_elements[elemNdx].name[ndx]; |
| 219 | bool elemEnd = elemChar == 0; |
| 220 | |
| 221 | if (bufEnd || elemEnd) |
| 222 | { |
| 223 | isMatch = bufEnd == elemEnd; |
| 224 | break; |
| 225 | } |
| 226 | else if (bufChar != elemChar) |
| 227 | break; |
| 228 | |
| 229 | ndx += 1; |
| 230 | } |
| 231 | |
| 232 | if (isMatch) |
| 233 | { |
| 234 | m_element = s_elements[elemNdx].element; |
| 235 | offset += ndx; |
| 236 | break; |
| 237 | } |
| 238 | } |
| 239 | |
| 240 | switch (m_element) |
| 241 | { |
| 242 | case CONTAINERELEMENT_BEGIN_SESSION: |
| 243 | case CONTAINERELEMENT_END_SESSION: |
| 244 | case CONTAINERELEMENT_END_TEST_CASE_RESULT: |
| 245 | break; // No attribute or value. |
| 246 | |
| 247 | case CONTAINERELEMENT_BEGIN_TEST_CASE_RESULT: |
| 248 | case CONTAINERELEMENT_TERMINATE_TEST_CASE_RESULT: |
| 249 | if (getChar(offset) != ' ') |
| 250 | error("Expected value after instruction"); |
| 251 | offset += 1; |
| 252 | parseContainerValue(m_value, offset); |
| 253 | break; |
| 254 | |
| 255 | case CONTAINERELEMENT_SESSION_INFO: |
| 256 | if (getChar(offset) != ' ') |
| 257 | error("Expected attribute name after #sessionInfo"); |
| 258 | offset += 1; |
| 259 | parseContainerValue(m_attribute, offset); |
| 260 | if (getChar(offset) != ' ') |
| 261 | error("No value for #sessionInfo attribute"); |
| 262 | offset += 1; |
| 263 | |
| 264 | if (m_attribute == "timestamp") |
| 265 | { |
| 266 | m_value.clear(); |
| 267 | |
| 268 | // \note Candy produces timestamps in very stupid fashion. |
| 269 | for (;;) |
| 270 | { |
| 271 | const int curChar = offset < m_elementLen ? getChar(offset) : 0; |
| 272 | const bool isEnd = curChar == 0 || curChar == (int)END_OF_BUFFER || curChar == '\n' || curChar == '\t'; |
| 273 | |
| 274 | if (isEnd) |
| 275 | break; |
| 276 | else |
| 277 | m_value.push_back((char)curChar); |
| 278 | |
| 279 | offset += 1; |
| 280 | } |
| 281 | } |
| 282 | else |
| 283 | parseContainerValue(m_value, offset); |
| 284 | break; |
| 285 | |
| 286 | default: |
| 287 | // \todo [2012-06-09 pyry] Implement better way to handle # at the beginning of log lines. |
| 288 | m_element = CONTAINERELEMENT_TEST_LOG_DATA; |
| 289 | break; |
| 290 | } |
| 291 | } |
| 292 | |
| 293 | void ContainerFormatParser::parseContainerValue (std::string& dst, int& offset) const |
| 294 | { |
| 295 | DE_ASSERT(offset < m_elementLen); |
| 296 | |
| 297 | bool isString = getChar(offset) == '"' || getChar(offset) == '\''; |
| 298 | int quotChar = isString ? getChar(offset) : 0; |
| 299 | |
| 300 | if (isString) |
| 301 | offset += 1; |
| 302 | |
| 303 | dst.clear(); |
| 304 | |
| 305 | for (;;) |
| 306 | { |
| 307 | int curChar = offset < m_elementLen ? getChar(offset) : 0; |
| 308 | bool isEnd = curChar == 0 || curChar == (int)END_OF_BUFFER || |
| 309 | (isString ? (curChar == quotChar) : (curChar == ' ' || curChar == '\n' || curChar == '\r')); |
| 310 | |
| 311 | if (isEnd) |
| 312 | break; |
| 313 | else |
| 314 | { |
| 315 | // \todo [2012-06-09 pyry] Escapes. |
| 316 | dst.push_back((char)curChar); |
| 317 | } |
| 318 | |
| 319 | offset += 1; |
| 320 | } |
| 321 | |
| 322 | if (isString && getChar(offset) == quotChar) |
| 323 | offset += 1; |
| 324 | } |
| 325 | |
| 326 | } // xe |