src/net/http/http_response_headers_unittest.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include <algorithm>
   6
   7 #include "base/basictypes.h"
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/pickle.h"
  10 #include "base/time/time.h"
  11 #include "base/values.h"
  12 #include "net/http/http_byte_range.h"
  13 #include "net/http/http_response_headers.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15
  16 namespace {
  17
  18 struct TestData {
  19   const char* raw_headers;
  20   const char* expected_headers;
  21   int expected_response_code;
  22   net::HttpVersion expected_parsed_version;
  23   net::HttpVersion expected_version;
  24 };
  25
  26 struct ContentTypeTestData {
  27   const std::string raw_headers;
  28   const std::string mime_type;
  29   const bool has_mimetype;
  30   const std::string charset;
  31   const bool has_charset;
  32   const std::string all_content_type;
  33 };
  34
  35 class HttpResponseHeadersTest : public testing::Test {
  36 };
  37
  38 // Transform "normal"-looking headers (\n-separated) to the appropriate
  39 // input format for ParseRawHeaders (\0-separated).
  40 void HeadersToRaw(std::string* headers) {
  41   std::replace(headers->begin(), headers->end(), '\n', '\0');
  42   if (!headers->empty())
  43     *headers += '\0';
  44 }
  45
  46 void TestCommon(const TestData& test) {
  47   std::string raw_headers(test.raw_headers);
  48   HeadersToRaw(&raw_headers);
  49   std::string expected_headers(test.expected_headers);
  50
  51   std::string headers;
  52   scoped_refptr<net::HttpResponseHeaders> parsed(
  53       new net::HttpResponseHeaders(raw_headers));
  54   parsed->GetNormalizedHeaders(&headers);
  55
  56   // Transform to readable output format (so it's easier to see diffs).
  57   std::replace(headers.begin(), headers.end(), ' ', '_');
  58   std::replace(headers.begin(), headers.end(), '\n', '\\');
  59   std::replace(expected_headers.begin(), expected_headers.end(), ' ', '_');
  60   std::replace(expected_headers.begin(), expected_headers.end(), '\n', '\\');
  61
  62   EXPECT_EQ(expected_headers, headers);
  63
  64   EXPECT_EQ(test.expected_response_code, parsed->response_code());
  65
  66   EXPECT_TRUE(test.expected_parsed_version == parsed->GetParsedHttpVersion());
  67   EXPECT_TRUE(test.expected_version == parsed->GetHttpVersion());
  68 }
  69
  70 } // end namespace
  71
  72 // Check that we normalize headers properly.
  73 TEST(HttpResponseHeadersTest, NormalizeHeadersWhitespace) {
  74   TestData test = {
  75     "HTTP/1.1    202   Accepted  \n"
  76     "Content-TYPE  : text/html; charset=utf-8  \n"
  77     "Set-Cookie: a \n"
  78     "Set-Cookie:   b \n",
  79
  80     "HTTP/1.1 202 Accepted\n"
  81     "Content-TYPE: text/html; charset=utf-8\n"
  82     "Set-Cookie: a, b\n",
  83
  84     202,
  85     net::HttpVersion(1,1),
  86     net::HttpVersion(1,1)
  87   };
  88   TestCommon(test);
  89 }
  90
  91 // Check that we normalize headers properly (header name is invalid if starts
  92 // with LWS).
  93 TEST(HttpResponseHeadersTest, NormalizeHeadersLeadingWhitespace) {
  94   TestData test = {
  95     "HTTP/1.1    202   Accepted  \n"
  96     // Starts with space -- will be skipped as invalid.
  97     "  Content-TYPE  : text/html; charset=utf-8  \n"
  98     "Set-Cookie: a \n"
  99     "Set-Cookie:   b \n",
 100
 101     "HTTP/1.1 202 Accepted\n"
 102     "Set-Cookie: a, b\n",
 103
 104     202,
 105     net::HttpVersion(1,1),
 106     net::HttpVersion(1,1)
 107   };
 108   TestCommon(test);
 109 }
 110
 111 TEST(HttpResponseHeadersTest, BlankHeaders) {
 112   TestData test = {
 113     "HTTP/1.1 200 OK\n"
 114     "Header1 :          \n"
 115     "Header2: \n"
 116     "Header3:\n"
 117     "Header4\n"
 118     "Header5    :\n",
 119
 120     "HTTP/1.1 200 OK\n"
 121     "Header1: \n"
 122     "Header2: \n"
 123     "Header3: \n"
 124     "Header5: \n",
 125
 126     200,
 127     net::HttpVersion(1,1),
 128     net::HttpVersion(1,1)
 129   };
 130   TestCommon(test);
 131 }
 132
 133 TEST(HttpResponseHeadersTest, NormalizeHeadersVersion) {
 134   // Don't believe the http/0.9 version if there are headers!
 135   TestData test = {
 136     "hTtP/0.9 201\n"
 137     "Content-TYPE: text/html; charset=utf-8\n",
 138
 139     "HTTP/1.0 201 OK\n"
 140     "Content-TYPE: text/html; charset=utf-8\n",
 141
 142     201,
 143     net::HttpVersion(0,9),
 144     net::HttpVersion(1,0)
 145   };
 146   TestCommon(test);
 147 }
 148
 149 TEST(HttpResponseHeadersTest, PreserveHttp09) {
 150   // Accept the HTTP/0.9 version number if there are no headers.
 151   // This is how HTTP/0.9 responses get constructed from HttpNetworkTransaction.
 152   TestData test = {
 153     "hTtP/0.9 200 OK\n",
 154
 155     "HTTP/0.9 200 OK\n",
 156
 157     200,
 158     net::HttpVersion(0,9),
 159     net::HttpVersion(0,9)
 160   };
 161   TestCommon(test);
 162 }
 163
 164 TEST(HttpResponseHeadersTest, NormalizeHeadersMissingOK) {
 165   TestData test = {
 166     "HTTP/1.1 201\n"
 167     "Content-TYPE: text/html; charset=utf-8\n",
 168
 169     "HTTP/1.1 201 OK\n"
 170     "Content-TYPE: text/html; charset=utf-8\n",
 171
 172     201,
 173     net::HttpVersion(1,1),
 174     net::HttpVersion(1,1)
 175   };
 176   TestCommon(test);
 177 }
 178
 179 TEST(HttpResponseHeadersTest, NormalizeHeadersBadStatus) {
 180   TestData test = {
 181     "SCREWED_UP_STATUS_LINE\n"
 182     "Content-TYPE: text/html; charset=utf-8\n",
 183
 184     "HTTP/1.0 200 OK\n"
 185     "Content-TYPE: text/html; charset=utf-8\n",
 186
 187     200,
 188     net::HttpVersion(0,0), // Parse error
 189     net::HttpVersion(1,0)
 190   };
 191   TestCommon(test);
 192 }
 193
 194 TEST(HttpResponseHeadersTest, NormalizeHeadersInvalidStatusCode) {
 195   TestData test = {
 196     "HTTP/1.1 -1  Unknown\n",
 197
 198     "HTTP/1.1 200 OK\n",
 199
 200     200,
 201     net::HttpVersion(1,1),
 202     net::HttpVersion(1,1)
 203   };
 204   TestCommon(test);
 205 }
 206
 207 TEST(HttpResponseHeadersTest, NormalizeHeadersEmpty) {
 208   TestData test = {
 209     "",
 210
 211     "HTTP/1.0 200 OK\n",
 212
 213     200,
 214     net::HttpVersion(0,0), // Parse Error
 215     net::HttpVersion(1,0)
 216   };
 217   TestCommon(test);
 218 }
 219
 220 TEST(HttpResponseHeadersTest, NormalizeHeadersStartWithColon) {
 221   TestData test = {
 222     "HTTP/1.1    202   Accepted  \n"
 223     "foo: bar\n"
 224     ": a \n"
 225     " : b\n"
 226     "baz: blat \n",
 227
 228     "HTTP/1.1 202 Accepted\n"
 229     "foo: bar\n"
 230     "baz: blat\n",
 231
 232     202,
 233     net::HttpVersion(1,1),
 234     net::HttpVersion(1,1)
 235   };
 236   TestCommon(test);
 237 }
 238
 239 TEST(HttpResponseHeadersTest, NormalizeHeadersStartWithColonAtEOL) {
 240   TestData test = {
 241     "HTTP/1.1    202   Accepted  \n"
 242     "foo:   \n"
 243     "bar:\n"
 244     "baz: blat \n"
 245     "zip:\n",
 246
 247     "HTTP/1.1 202 Accepted\n"
 248     "foo: \n"
 249     "bar: \n"
 250     "baz: blat\n"
 251     "zip: \n",
 252
 253     202,
 254     net::HttpVersion(1,1),
 255     net::HttpVersion(1,1)
 256   };
 257   TestCommon(test);
 258 }
 259
 260 TEST(HttpResponseHeadersTest, NormalizeHeadersOfWhitepace) {
 261   TestData test = {
 262     "\n   \n",
 263
 264     "HTTP/1.0 200 OK\n",
 265
 266     200,
 267     net::HttpVersion(0,0),  // Parse error
 268     net::HttpVersion(1,0)
 269   };
 270   TestCommon(test);
 271 }
 272
 273 TEST(HttpResponseHeadersTest, RepeatedSetCookie) {
 274   TestData test = {
 275     "HTTP/1.1 200 OK\n"
 276     "Set-Cookie: x=1\n"
 277     "Set-Cookie: y=2\n",
 278
 279     "HTTP/1.1 200 OK\n"
 280     "Set-Cookie: x=1, y=2\n",
 281
 282     200,
 283     net::HttpVersion(1,1),
 284     net::HttpVersion(1,1)
 285   };
 286   TestCommon(test);
 287 }
 288
 289 TEST(HttpResponseHeadersTest, GetNormalizedHeader) {
 290   std::string headers =
 291       "HTTP/1.1 200 OK\n"
 292       "Cache-control: private\n"
 293       "cache-Control: no-store\n";
 294   HeadersToRaw(&headers);
 295   scoped_refptr<net::HttpResponseHeaders> parsed(
 296       new net::HttpResponseHeaders(headers));
 297
 298   std::string value;
 299   EXPECT_TRUE(parsed->GetNormalizedHeader("cache-control", &value));
 300   EXPECT_EQ("private, no-store", value);
 301 }
 302
 303 TEST(HttpResponseHeadersTest, Persist) {
 304   const struct {
 305     net::HttpResponseHeaders::PersistOptions options;
 306     const char* raw_headers;
 307     const char* expected_headers;
 308   } tests[] = {
 309     { net::HttpResponseHeaders::PERSIST_ALL,
 310       "HTTP/1.1 200 OK\n"
 311       "Cache-control:private\n"
 312       "cache-Control:no-store\n",
 313
 314       "HTTP/1.1 200 OK\n"
 315       "Cache-control: private, no-store\n"
 316     },
 317     { net::HttpResponseHeaders::PERSIST_SANS_HOP_BY_HOP,
 318       "HTTP/1.1 200 OK\n"
 319       "connection: keep-alive\n"
 320       "server: blah\n",
 321
 322       "HTTP/1.1 200 OK\n"
 323       "server: blah\n"
 324     },
 325     { net::HttpResponseHeaders::PERSIST_SANS_NON_CACHEABLE |
 326       net::HttpResponseHeaders::PERSIST_SANS_HOP_BY_HOP,
 327       "HTTP/1.1 200 OK\n"
 328       "fOo: 1\n"
 329       "Foo: 2\n"
 330       "Transfer-Encoding: chunked\n"
 331       "CoNnection: keep-alive\n"
 332       "cache-control: private, no-cache=\"foo\"\n",
 333
 334       "HTTP/1.1 200 OK\n"
 335       "cache-control: private, no-cache=\"foo\"\n"
 336     },
 337     { net::HttpResponseHeaders::PERSIST_SANS_NON_CACHEABLE,
 338       "HTTP/1.1 200 OK\n"
 339       "Foo: 2\n"
 340       "Cache-Control: private,no-cache=\"foo, bar\"\n"
 341       "bar",
 342
 343       "HTTP/1.1 200 OK\n"
 344       "Cache-Control: private,no-cache=\"foo, bar\"\n"
 345     },
 346     // ignore bogus no-cache value
 347     { net::HttpResponseHeaders::PERSIST_SANS_NON_CACHEABLE,
 348       "HTTP/1.1 200 OK\n"
 349       "Foo: 2\n"
 350       "Cache-Control: private,no-cache=foo\n",
 351
 352       "HTTP/1.1 200 OK\n"
 353       "Foo: 2\n"
 354       "Cache-Control: private,no-cache=foo\n"
 355     },
 356     // ignore bogus no-cache value
 357     { net::HttpResponseHeaders::PERSIST_SANS_NON_CACHEABLE,
 358       "HTTP/1.1 200 OK\n"
 359       "Foo: 2\n"
 360       "Cache-Control: private, no-cache=\n",
 361
 362       "HTTP/1.1 200 OK\n"
 363       "Foo: 2\n"
 364       "Cache-Control: private, no-cache=\n"
 365     },
 366     // ignore empty no-cache value
 367     { net::HttpResponseHeaders::PERSIST_SANS_NON_CACHEABLE,
 368       "HTTP/1.1 200 OK\n"
 369       "Foo: 2\n"
 370       "Cache-Control: private, no-cache=\"\"\n",
 371
 372       "HTTP/1.1 200 OK\n"
 373       "Foo: 2\n"
 374       "Cache-Control: private, no-cache=\"\"\n"
 375     },
 376     // ignore wrong quotes no-cache value
 377     { net::HttpResponseHeaders::PERSIST_SANS_NON_CACHEABLE,
 378       "HTTP/1.1 200 OK\n"
 379       "Foo: 2\n"
 380       "Cache-Control: private, no-cache=\'foo\'\n",
 381
 382       "HTTP/1.1 200 OK\n"
 383       "Foo: 2\n"
 384       "Cache-Control: private, no-cache=\'foo\'\n"
 385     },
 386     // ignore unterminated quotes no-cache value
 387     { net::HttpResponseHeaders::PERSIST_SANS_NON_CACHEABLE,
 388       "HTTP/1.1 200 OK\n"
 389       "Foo: 2\n"
 390       "Cache-Control: private, no-cache=\"foo\n",
 391
 392       "HTTP/1.1 200 OK\n"
 393       "Foo: 2\n"
 394       "Cache-Control: private, no-cache=\"foo\n"
 395     },
 396     // accept sloppy LWS
 397     { net::HttpResponseHeaders::PERSIST_SANS_NON_CACHEABLE,
 398       "HTTP/1.1 200 OK\n"
 399       "Foo: 2\n"
 400       "Cache-Control: private, no-cache=\" foo\t, bar\"\n",
 401
 402       "HTTP/1.1 200 OK\n"
 403       "Cache-Control: private, no-cache=\" foo\t, bar\"\n"
 404     },
 405     // header name appears twice, separated by another header
 406     { net::HttpResponseHeaders::PERSIST_ALL,
 407       "HTTP/1.1 200 OK\n"
 408       "Foo: 1\n"
 409       "Bar: 2\n"
 410       "Foo: 3\n",
 411
 412       "HTTP/1.1 200 OK\n"
 413       "Foo: 1, 3\n"
 414       "Bar: 2\n"
 415     },
 416     // header name appears twice, separated by another header (type 2)
 417     { net::HttpResponseHeaders::PERSIST_ALL,
 418       "HTTP/1.1 200 OK\n"
 419       "Foo: 1, 3\n"
 420       "Bar: 2\n"
 421       "Foo: 4\n",
 422
 423       "HTTP/1.1 200 OK\n"
 424       "Foo: 1, 3, 4\n"
 425       "Bar: 2\n"
 426     },
 427     // Test filtering of cookie headers.
 428     { net::HttpResponseHeaders::PERSIST_SANS_COOKIES,
 429       "HTTP/1.1 200 OK\n"
 430       "Set-Cookie: foo=bar; httponly\n"
 431       "Set-Cookie: bar=foo\n"
 432       "Bar: 1\n"
 433       "Set-Cookie2: bar2=foo2\n",
 434
 435       "HTTP/1.1 200 OK\n"
 436       "Bar: 1\n"
 437     },
 438     // Test LWS at the end of a header.
 439     { net::HttpResponseHeaders::PERSIST_ALL,
 440       "HTTP/1.1 200 OK\n"
 441       "Content-Length: 450   \n"
 442       "Content-Encoding: gzip\n",
 443
 444       "HTTP/1.1 200 OK\n"
 445       "Content-Length: 450\n"
 446       "Content-Encoding: gzip\n"
 447     },
 448     // Test LWS at the end of a header.
 449     { net::HttpResponseHeaders::PERSIST_RAW,
 450       "HTTP/1.1 200 OK\n"
 451       "Content-Length: 450   \n"
 452       "Content-Encoding: gzip\n",
 453
 454       "HTTP/1.1 200 OK\n"
 455       "Content-Length: 450\n"
 456       "Content-Encoding: gzip\n"
 457     },
 458     // Test filtering of transport security state headers.
 459     { net::HttpResponseHeaders::PERSIST_SANS_SECURITY_STATE,
 460       "HTTP/1.1 200 OK\n"
 461       "Strict-Transport-Security: max-age=1576800\n"
 462       "Bar: 1\n"
 463       "Public-Key-Pins: max-age=100000; "
 464           "pin-sha1=\"ObT42aoSpAqWdY9WfRfL7i0HsVk=\";"
 465           "pin-sha1=\"7kW49EVwZG0hSNx41ZO/fUPN0ek=\"",
 466
 467       "HTTP/1.1 200 OK\n"
 468       "Bar: 1\n"
 469     },
 470   };
 471
 472   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
 473     std::string headers = tests[i].raw_headers;
 474     HeadersToRaw(&headers);
 475     scoped_refptr<net::HttpResponseHeaders> parsed1(
 476         new net::HttpResponseHeaders(headers));
 477
 478     Pickle pickle;
 479     parsed1->Persist(&pickle, tests[i].options);
 480
 481     PickleIterator iter(pickle);
 482     scoped_refptr<net::HttpResponseHeaders> parsed2(
 483         new net::HttpResponseHeaders(pickle, &iter));
 484
 485     std::string h2;
 486     parsed2->GetNormalizedHeaders(&h2);
 487     EXPECT_EQ(std::string(tests[i].expected_headers), h2);
 488   }
 489 }
 490
 491 TEST(HttpResponseHeadersTest, EnumerateHeader_Coalesced) {
 492   // Ensure that commas in quoted strings are not regarded as value separators.
 493   // Ensure that whitespace following a value is trimmed properly
 494   std::string headers =
 495       "HTTP/1.1 200 OK\n"
 496       "Cache-control:private , no-cache=\"set-cookie,server\" \n"
 497       "cache-Control: no-store\n";
 498   HeadersToRaw(&headers);
 499   scoped_refptr<net::HttpResponseHeaders> parsed(
 500       new net::HttpResponseHeaders(headers));
 501
 502   void* iter = NULL;
 503   std::string value;
 504   EXPECT_TRUE(parsed->EnumerateHeader(&iter, "cache-control", &value));
 505   EXPECT_EQ("private", value);
 506   EXPECT_TRUE(parsed->EnumerateHeader(&iter, "cache-control", &value));
 507   EXPECT_EQ("no-cache=\"set-cookie,server\"", value);
 508   EXPECT_TRUE(parsed->EnumerateHeader(&iter, "cache-control", &value));
 509   EXPECT_EQ("no-store", value);
 510   EXPECT_FALSE(parsed->EnumerateHeader(&iter, "cache-control", &value));
 511 }
 512
 513 TEST(HttpResponseHeadersTest, EnumerateHeader_Challenge) {
 514   // Even though WWW-Authenticate has commas, it should not be treated as
 515   // coalesced values.
 516   std::string headers =
 517       "HTTP/1.1 401 OK\n"
 518       "WWW-Authenticate:Digest realm=foobar, nonce=x, domain=y\n"
 519       "WWW-Authenticate:Basic realm=quatar\n";
 520   HeadersToRaw(&headers);
 521   scoped_refptr<net::HttpResponseHeaders> parsed(
 522       new net::HttpResponseHeaders(headers));
 523
 524   void* iter = NULL;
 525   std::string value;
 526   EXPECT_TRUE(parsed->EnumerateHeader(&iter, "WWW-Authenticate", &value));
 527   EXPECT_EQ("Digest realm=foobar, nonce=x, domain=y", value);
 528   EXPECT_TRUE(parsed->EnumerateHeader(&iter, "WWW-Authenticate", &value));
 529   EXPECT_EQ("Basic realm=quatar", value);
 530   EXPECT_FALSE(parsed->EnumerateHeader(&iter, "WWW-Authenticate", &value));
 531 }
 532
 533 TEST(HttpResponseHeadersTest, EnumerateHeader_DateValued) {
 534   // The comma in a date valued header should not be treated as a
 535   // field-value separator
 536   std::string headers =
 537       "HTTP/1.1 200 OK\n"
 538       "Date: Tue, 07 Aug 2007 23:10:55 GMT\n"
 539       "Last-Modified: Wed, 01 Aug 2007 23:23:45 GMT\n";
 540   HeadersToRaw(&headers);
 541   scoped_refptr<net::HttpResponseHeaders> parsed(
 542       new net::HttpResponseHeaders(headers));
 543
 544   std::string value;
 545   EXPECT_TRUE(parsed->EnumerateHeader(NULL, "date", &value));
 546   EXPECT_EQ("Tue, 07 Aug 2007 23:10:55 GMT", value);
 547   EXPECT_TRUE(parsed->EnumerateHeader(NULL, "last-modified", &value));
 548   EXPECT_EQ("Wed, 01 Aug 2007 23:23:45 GMT", value);
 549 }
 550
 551 TEST(HttpResponseHeadersTest, DefaultDateToGMT) {
 552   // Verify we make the best interpretation when parsing dates that incorrectly
 553   // do not end in "GMT" as RFC2616 requires.
 554   std::string headers =
 555       "HTTP/1.1 200 OK\n"
 556       "Date: Tue, 07 Aug 2007 23:10:55\n"
 557       "Last-Modified: Tue, 07 Aug 2007 19:10:55 EDT\n"
 558       "Expires: Tue, 07 Aug 2007 23:10:55 UTC\n";
 559   HeadersToRaw(&headers);
 560   scoped_refptr<net::HttpResponseHeaders> parsed(
 561       new net::HttpResponseHeaders(headers));
 562   base::Time expected_value;
 563   ASSERT_TRUE(base::Time::FromString("Tue, 07 Aug 2007 23:10:55 GMT",
 564                                      &expected_value));
 565
 566   base::Time value;
 567   // When the timezone is missing, GMT is a good guess as its what RFC2616
 568   // requires.
 569   EXPECT_TRUE(parsed->GetDateValue(&value));
 570   EXPECT_EQ(expected_value, value);
 571   // If GMT is missing but an RFC822-conforming one is present, use that.
 572   EXPECT_TRUE(parsed->GetLastModifiedValue(&value));
 573   EXPECT_EQ(expected_value, value);
 574   // If an unknown timezone is present, treat like a missing timezone and
 575   // default to GMT.  The only example of a web server not specifying "GMT"
 576   // used "UTC" which is equivalent to GMT.
 577   if (parsed->GetExpiresValue(&value))
 578     EXPECT_EQ(expected_value, value);
 579 }
 580
 581 TEST(HttpResponseHeadersTest, GetMimeType) {
 582   const ContentTypeTestData tests[] = {
 583     { "HTTP/1.1 200 OK\n"
 584       "Content-type: text/html\n",
 585       "text/html", true,
 586       "", false,
 587       "text/html" },
 588     // Multiple content-type headers should give us the last one.
 589     { "HTTP/1.1 200 OK\n"
 590       "Content-type: text/html\n"
 591       "Content-type: text/html\n",
 592       "text/html", true,
 593       "", false,
 594       "text/html, text/html" },
 595     { "HTTP/1.1 200 OK\n"
 596       "Content-type: text/plain\n"
 597       "Content-type: text/html\n"
 598       "Content-type: text/plain\n"
 599       "Content-type: text/html\n",
 600       "text/html", true,
 601       "", false,
 602       "text/plain, text/html, text/plain, text/html" },
 603     // Test charset parsing.
 604     { "HTTP/1.1 200 OK\n"
 605       "Content-type: text/html\n"
 606       "Content-type: text/html; charset=ISO-8859-1\n",
 607       "text/html", true,
 608       "iso-8859-1", true,
 609       "text/html, text/html; charset=ISO-8859-1" },
 610     // Test charset in double quotes.
 611     { "HTTP/1.1 200 OK\n"
 612       "Content-type: text/html\n"
 613       "Content-type: text/html; charset=\"ISO-8859-1\"\n",
 614       "text/html", true,
 615       "iso-8859-1", true,
 616       "text/html, text/html; charset=\"ISO-8859-1\"" },
 617     // If there are multiple matching content-type headers, we carry
 618     // over the charset value.
 619     { "HTTP/1.1 200 OK\n"
 620       "Content-type: text/html;charset=utf-8\n"
 621       "Content-type: text/html\n",
 622       "text/html", true,
 623       "utf-8", true,
 624       "text/html;charset=utf-8, text/html" },
 625     // Test single quotes.
 626     { "HTTP/1.1 200 OK\n"
 627       "Content-type: text/html;charset='utf-8'\n"
 628       "Content-type: text/html\n",
 629       "text/html", true,
 630       "utf-8", true,
 631       "text/html;charset='utf-8', text/html" },
 632     // Last charset wins if matching content-type.
 633     { "HTTP/1.1 200 OK\n"
 634       "Content-type: text/html;charset=utf-8\n"
 635       "Content-type: text/html;charset=iso-8859-1\n",
 636       "text/html", true,
 637       "iso-8859-1", true,
 638       "text/html;charset=utf-8, text/html;charset=iso-8859-1" },
 639     // Charset is ignored if the content types change.
 640     { "HTTP/1.1 200 OK\n"
 641       "Content-type: text/plain;charset=utf-8\n"
 642       "Content-type: text/html\n",
 643       "text/html", true,
 644       "", false,
 645       "text/plain;charset=utf-8, text/html" },
 646     // Empty content-type
 647     { "HTTP/1.1 200 OK\n"
 648       "Content-type: \n",
 649       "", false,
 650       "", false,
 651       "" },
 652     // Emtpy charset
 653     { "HTTP/1.1 200 OK\n"
 654       "Content-type: text/html;charset=\n",
 655       "text/html", true,
 656       "", false,
 657       "text/html;charset=" },
 658     // Multiple charsets, last one wins.
 659     { "HTTP/1.1 200 OK\n"
 660       "Content-type: text/html;charset=utf-8; charset=iso-8859-1\n",
 661       "text/html", true,
 662       "iso-8859-1", true,
 663       "text/html;charset=utf-8; charset=iso-8859-1" },
 664     // Multiple params.
 665     { "HTTP/1.1 200 OK\n"
 666       "Content-type: text/html; foo=utf-8; charset=iso-8859-1\n",
 667       "text/html", true,
 668       "iso-8859-1", true,
 669       "text/html; foo=utf-8; charset=iso-8859-1" },
 670     { "HTTP/1.1 200 OK\n"
 671       "Content-type: text/html ; charset=utf-8 ; bar=iso-8859-1\n",
 672       "text/html", true,
 673       "utf-8", true,
 674       "text/html ; charset=utf-8 ; bar=iso-8859-1" },
 675     // Comma embeded in quotes.
 676     { "HTTP/1.1 200 OK\n"
 677       "Content-type: text/html ; charset='utf-8,text/plain' ;\n",
 678       "text/html", true,
 679       "utf-8,text/plain", true,
 680       "text/html ; charset='utf-8,text/plain' ;" },
 681     // Charset with leading spaces.
 682     { "HTTP/1.1 200 OK\n"
 683       "Content-type: text/html ; charset= 'utf-8' ;\n",
 684       "text/html", true,
 685       "utf-8", true,
 686       "text/html ; charset= 'utf-8' ;" },
 687     // Media type comments in mime-type.
 688     { "HTTP/1.1 200 OK\n"
 689       "Content-type: text/html (html)\n",
 690       "text/html", true,
 691       "", false,
 692       "text/html (html)" },
 693     // Incomplete charset= param
 694     { "HTTP/1.1 200 OK\n"
 695       "Content-type: text/html; char=\n",
 696       "text/html", true,
 697       "", false,
 698       "text/html; char=" },
 699     // Invalid media type: no slash
 700     { "HTTP/1.1 200 OK\n"
 701       "Content-type: texthtml\n",
 702       "", false,
 703       "", false,
 704       "texthtml" },
 705     // Invalid media type: */*
 706     { "HTTP/1.1 200 OK\n"
 707       "Content-type: */*\n",
 708       "", false,
 709       "", false,
 710       "*/*" },
 711   };
 712
 713   for (size_t i = 0; i < arraysize(tests); ++i) {
 714     std::string headers(tests[i].raw_headers);
 715     HeadersToRaw(&headers);
 716     scoped_refptr<net::HttpResponseHeaders> parsed(
 717         new net::HttpResponseHeaders(headers));
 718
 719     std::string value;
 720     EXPECT_EQ(tests[i].has_mimetype, parsed->GetMimeType(&value));
 721     EXPECT_EQ(tests[i].mime_type, value);
 722     value.clear();
 723     EXPECT_EQ(tests[i].has_charset, parsed->GetCharset(&value));
 724     EXPECT_EQ(tests[i].charset, value);
 725     EXPECT_TRUE(parsed->GetNormalizedHeader("content-type", &value));
 726     EXPECT_EQ(tests[i].all_content_type, value);
 727   }
 728 }
 729
 730 TEST(HttpResponseHeadersTest, RequiresValidation) {
 731   const struct {
 732     const char* headers;
 733     bool requires_validation;
 734   } tests[] = {
 735     // no expiry info: expires immediately
 736     { "HTTP/1.1 200 OK\n"
 737       "\n",
 738       true
 739     },
 740     // valid for a little while
 741     { "HTTP/1.1 200 OK\n"
 742       "cache-control: max-age=10000\n"
 743       "\n",
 744       false
 745     },
 746     // expires in the future
 747     { "HTTP/1.1 200 OK\n"
 748       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 749       "expires: Wed, 28 Nov 2007 01:00:00 GMT\n"
 750       "\n",
 751       false
 752     },
 753     // expired already
 754     { "HTTP/1.1 200 OK\n"
 755       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 756       "expires: Wed, 28 Nov 2007 00:00:00 GMT\n"
 757       "\n",
 758       true
 759     },
 760     // max-age trumps expires
 761     { "HTTP/1.1 200 OK\n"
 762       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 763       "expires: Wed, 28 Nov 2007 00:00:00 GMT\n"
 764       "cache-control: max-age=10000\n"
 765       "\n",
 766       false
 767     },
 768     // last-modified heuristic: modified a while ago
 769     { "HTTP/1.1 200 OK\n"
 770       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 771       "last-modified: Wed, 27 Nov 2007 08:00:00 GMT\n"
 772       "\n",
 773       false
 774     },
 775     { "HTTP/1.1 203 Non-Authoritative Information\n"
 776       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 777       "last-modified: Wed, 27 Nov 2007 08:00:00 GMT\n"
 778       "\n",
 779       false
 780     },
 781     { "HTTP/1.1 206 Partial Content\n"
 782       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 783       "last-modified: Wed, 27 Nov 2007 08:00:00 GMT\n"
 784       "\n",
 785       false
 786     },
 787     // last-modified heuristic: modified recently
 788     { "HTTP/1.1 200 OK\n"
 789       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 790       "last-modified: Wed, 28 Nov 2007 00:40:10 GMT\n"
 791       "\n",
 792       true
 793     },
 794     { "HTTP/1.1 203 Non-Authoritative Information\n"
 795       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 796       "last-modified: Wed, 28 Nov 2007 00:40:10 GMT\n"
 797       "\n",
 798       true
 799     },
 800     { "HTTP/1.1 206 Partial Content\n"
 801       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 802       "last-modified: Wed, 28 Nov 2007 00:40:10 GMT\n"
 803       "\n",
 804       true
 805     },
 806     // cached permanent redirect
 807     { "HTTP/1.1 301 Moved Permanently\n"
 808       "\n",
 809       false
 810     },
 811     // another cached permanent redirect
 812     { "HTTP/1.1 308 Permanent Redirect\n"
 813       "\n",
 814       false
 815     },
 816     // cached redirect: not reusable even though by default it would be
 817     { "HTTP/1.1 300 Multiple Choices\n"
 818       "Cache-Control: no-cache\n"
 819       "\n",
 820       true
 821     },
 822     // cached forever by default
 823     { "HTTP/1.1 410 Gone\n"
 824       "\n",
 825       false
 826     },
 827     // cached temporary redirect: not reusable
 828     { "HTTP/1.1 302 Found\n"
 829       "\n",
 830       true
 831     },
 832     // cached temporary redirect: reusable
 833     { "HTTP/1.1 302 Found\n"
 834       "cache-control: max-age=10000\n"
 835       "\n",
 836       false
 837     },
 838     // cache-control: max-age=N overrides expires: date in the past
 839     { "HTTP/1.1 200 OK\n"
 840       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 841       "expires: Wed, 28 Nov 2007 00:20:11 GMT\n"
 842       "cache-control: max-age=10000\n"
 843       "\n",
 844       false
 845     },
 846     // cache-control: no-store overrides expires: in the future
 847     { "HTTP/1.1 200 OK\n"
 848       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 849       "expires: Wed, 29 Nov 2007 00:40:11 GMT\n"
 850       "cache-control: no-store,private,no-cache=\"foo\"\n"
 851       "\n",
 852       true
 853     },
 854     // pragma: no-cache overrides last-modified heuristic
 855     { "HTTP/1.1 200 OK\n"
 856       "date: Wed, 28 Nov 2007 00:40:11 GMT\n"
 857       "last-modified: Wed, 27 Nov 2007 08:00:00 GMT\n"
 858       "pragma: no-cache\n"
 859       "\n",
 860       true
 861     },
 862     // TODO(darin): add many many more tests here
 863   };
 864   base::Time request_time, response_time, current_time;
 865   base::Time::FromString("Wed, 28 Nov 2007 00:40:09 GMT", &request_time);
 866   base::Time::FromString("Wed, 28 Nov 2007 00:40:12 GMT", &response_time);
 867   base::Time::FromString("Wed, 28 Nov 2007 00:45:20 GMT", &current_time);
 868
 869   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
 870     std::string headers(tests[i].headers);
 871     HeadersToRaw(&headers);
 872     scoped_refptr<net::HttpResponseHeaders> parsed(
 873         new net::HttpResponseHeaders(headers));
 874
 875     bool requires_validation =
 876         parsed->RequiresValidation(request_time, response_time, current_time);
 877     EXPECT_EQ(tests[i].requires_validation, requires_validation);
 878   }
 879 }
 880
 881 TEST(HttpResponseHeadersTest, Update) {
 882   const struct {
 883     const char* orig_headers;
 884     const char* new_headers;
 885     const char* expected_headers;
 886   } tests[] = {
 887     { "HTTP/1.1 200 OK\n",
 888
 889       "HTTP/1/1 304 Not Modified\n"
 890       "connection: keep-alive\n"
 891       "Cache-control: max-age=10000\n",
 892
 893       "HTTP/1.1 200 OK\n"
 894       "Cache-control: max-age=10000\n"
 895     },
 896     { "HTTP/1.1 200 OK\n"
 897       "Foo: 1\n"
 898       "Cache-control: private\n",
 899
 900       "HTTP/1/1 304 Not Modified\n"
 901       "connection: keep-alive\n"
 902       "Cache-control: max-age=10000\n",
 903
 904       "HTTP/1.1 200 OK\n"
 905       "Cache-control: max-age=10000\n"
 906       "Foo: 1\n"
 907     },
 908     { "HTTP/1.1 200 OK\n"
 909       "Foo: 1\n"
 910       "Cache-control: private\n",
 911
 912       "HTTP/1/1 304 Not Modified\n"
 913       "connection: keep-alive\n"
 914       "Cache-CONTROL: max-age=10000\n",
 915
 916       "HTTP/1.1 200 OK\n"
 917       "Cache-CONTROL: max-age=10000\n"
 918       "Foo: 1\n"
 919     },
 920     { "HTTP/1.1 200 OK\n"
 921       "Content-Length: 450\n",
 922
 923       "HTTP/1/1 304 Not Modified\n"
 924       "connection: keep-alive\n"
 925       "Cache-control:      max-age=10001   \n",
 926
 927       "HTTP/1.1 200 OK\n"
 928       "Cache-control: max-age=10001\n"
 929       "Content-Length: 450\n"
 930     },
 931     { "HTTP/1.1 200 OK\n"
 932       "X-Frame-Options: DENY\n",
 933
 934       "HTTP/1/1 304 Not Modified\n"
 935       "X-Frame-Options: ALLOW\n",
 936
 937       "HTTP/1.1 200 OK\n"
 938       "X-Frame-Options: DENY\n",
 939     },
 940     { "HTTP/1.1 200 OK\n"
 941       "X-WebKit-CSP: default-src 'none'\n",
 942
 943       "HTTP/1/1 304 Not Modified\n"
 944       "X-WebKit-CSP: default-src *\n",
 945
 946       "HTTP/1.1 200 OK\n"
 947       "X-WebKit-CSP: default-src 'none'\n",
 948     },
 949     { "HTTP/1.1 200 OK\n"
 950       "X-XSS-Protection: 1\n",
 951
 952       "HTTP/1/1 304 Not Modified\n"
 953       "X-XSS-Protection: 0\n",
 954
 955       "HTTP/1.1 200 OK\n"
 956       "X-XSS-Protection: 1\n",
 957     },
 958     { "HTTP/1.1 200 OK\n",
 959
 960       "HTTP/1/1 304 Not Modified\n"
 961       "X-Content-Type-Options: nosniff\n",
 962
 963       "HTTP/1.1 200 OK\n"
 964     },
 965   };
 966
 967   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
 968     std::string orig_headers(tests[i].orig_headers);
 969     HeadersToRaw(&orig_headers);
 970     scoped_refptr<net::HttpResponseHeaders> parsed(
 971         new net::HttpResponseHeaders(orig_headers));
 972
 973     std::string new_headers(tests[i].new_headers);
 974     HeadersToRaw(&new_headers);
 975     scoped_refptr<net::HttpResponseHeaders> new_parsed(
 976         new net::HttpResponseHeaders(new_headers));
 977
 978     parsed->Update(*new_parsed.get());
 979
 980     std::string resulting_headers;
 981     parsed->GetNormalizedHeaders(&resulting_headers);
 982     EXPECT_EQ(std::string(tests[i].expected_headers), resulting_headers);
 983   }
 984 }
 985
 986 TEST(HttpResponseHeadersTest, EnumerateHeaderLines) {
 987   const struct {
 988     const char* headers;
 989     const char* expected_lines;
 990   } tests[] = {
 991     { "HTTP/1.1 200 OK\n",
 992
 993       ""
 994     },
 995     { "HTTP/1.1 200 OK\n"
 996       "Foo: 1\n",
 997
 998       "Foo: 1\n"
 999     },
1000     { "HTTP/1.1 200 OK\n"
1001       "Foo: 1\n"
1002       "Bar: 2\n"
1003       "Foo: 3\n",
1004
1005       "Foo: 1\nBar: 2\nFoo: 3\n"
1006     },
1007     { "HTTP/1.1 200 OK\n"
1008       "Foo: 1, 2, 3\n",
1009
1010       "Foo: 1, 2, 3\n"
1011     },
1012   };
1013   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1014     std::string headers(tests[i].headers);
1015     HeadersToRaw(&headers);
1016     scoped_refptr<net::HttpResponseHeaders> parsed(
1017         new net::HttpResponseHeaders(headers));
1018
1019     std::string name, value, lines;
1020
1021     void* iter = NULL;
1022     while (parsed->EnumerateHeaderLines(&iter, &name, &value)) {
1023       lines.append(name);
1024       lines.append(": ");
1025       lines.append(value);
1026       lines.append("\n");
1027     }
1028
1029     EXPECT_EQ(std::string(tests[i].expected_lines), lines);
1030   }
1031 }
1032
1033 TEST(HttpResponseHeadersTest, IsRedirect) {
1034   const struct {
1035     const char* headers;
1036     const char* location;
1037     bool is_redirect;
1038   } tests[] = {
1039     { "HTTP/1.1 200 OK\n",
1040       "",
1041       false
1042     },
1043     { "HTTP/1.1 301 Moved\n"
1044       "Location: http://foopy/\n",
1045       "http://foopy/",
1046       true
1047     },
1048     { "HTTP/1.1 301 Moved\n"
1049       "Location: \t \n",
1050       "",
1051       false
1052     },
1053     // we use the first location header as the target of the redirect
1054     { "HTTP/1.1 301 Moved\n"
1055       "Location: http://foo/\n"
1056       "Location: http://bar/\n",
1057       "http://foo/",
1058       true
1059     },
1060     // we use the first _valid_ location header as the target of the redirect
1061     { "HTTP/1.1 301 Moved\n"
1062       "Location: \n"
1063       "Location: http://bar/\n",
1064       "http://bar/",
1065       true
1066     },
1067     // bug 1050541 (location header w/ an unescaped comma)
1068     { "HTTP/1.1 301 Moved\n"
1069       "Location: http://foo/bar,baz.html\n",
1070       "http://foo/bar,baz.html",
1071       true
1072     },
1073     // bug 1224617 (location header w/ non-ASCII bytes)
1074     { "HTTP/1.1 301 Moved\n"
1075       "Location: http://foo/bar?key=\xE4\xF6\xFC\n",
1076       "http://foo/bar?key=%E4%F6%FC",
1077       true
1078     },
1079     // Shift_JIS, Big5, and GBK contain multibyte characters with the trailing
1080     // byte falling in the ASCII range.
1081     { "HTTP/1.1 301 Moved\n"
1082       "Location: http://foo/bar?key=\x81\x5E\xD8\xBF\n",
1083       "http://foo/bar?key=%81^%D8%BF",
1084       true
1085     },
1086     { "HTTP/1.1 301 Moved\n"
1087       "Location: http://foo/bar?key=\x82\x40\xBD\xC4\n",
1088       "http://foo/bar?key=%82@%BD%C4",
1089       true
1090     },
1091     { "HTTP/1.1 301 Moved\n"
1092       "Location: http://foo/bar?key=\x83\x5C\x82\x5D\xCB\xD7\n",
1093       "http://foo/bar?key=%83\\%82]%CB%D7",
1094       true
1095     },
1096   };
1097   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1098     std::string headers(tests[i].headers);
1099     HeadersToRaw(&headers);
1100     scoped_refptr<net::HttpResponseHeaders> parsed(
1101         new net::HttpResponseHeaders(headers));
1102
1103     std::string location;
1104     EXPECT_EQ(parsed->IsRedirect(&location), tests[i].is_redirect);
1105     EXPECT_EQ(location, tests[i].location);
1106   }
1107 }
1108
1109 TEST(HttpResponseHeadersTest, GetContentLength) {
1110   const struct {
1111     const char* headers;
1112     int64 expected_len;
1113   } tests[] = {
1114     { "HTTP/1.1 200 OK\n",
1115       -1
1116     },
1117     { "HTTP/1.1 200 OK\n"
1118       "Content-Length: 10\n",
1119       10
1120     },
1121     { "HTTP/1.1 200 OK\n"
1122       "Content-Length: \n",
1123       -1
1124     },
1125     { "HTTP/1.1 200 OK\n"
1126       "Content-Length: abc\n",
1127       -1
1128     },
1129     { "HTTP/1.1 200 OK\n"
1130       "Content-Length: -10\n",
1131       -1
1132     },
1133     { "HTTP/1.1 200 OK\n"
1134       "Content-Length:  +10\n",
1135       -1
1136     },
1137     { "HTTP/1.1 200 OK\n"
1138       "Content-Length: 23xb5\n",
1139       -1
1140     },
1141     { "HTTP/1.1 200 OK\n"
1142       "Content-Length: 0xA\n",
1143       -1
1144     },
1145     { "HTTP/1.1 200 OK\n"
1146       "Content-Length: 010\n",
1147       10
1148     },
1149     // Content-Length too big, will overflow an int64
1150     { "HTTP/1.1 200 OK\n"
1151       "Content-Length: 40000000000000000000\n",
1152       -1
1153     },
1154     { "HTTP/1.1 200 OK\n"
1155       "Content-Length:       10\n",
1156       10
1157     },
1158     { "HTTP/1.1 200 OK\n"
1159       "Content-Length: 10  \n",
1160       10
1161     },
1162     { "HTTP/1.1 200 OK\n"
1163       "Content-Length: \t10\n",
1164       10
1165     },
1166     { "HTTP/1.1 200 OK\n"
1167       "Content-Length: \v10\n",
1168       -1
1169     },
1170     { "HTTP/1.1 200 OK\n"
1171       "Content-Length: \f10\n",
1172       -1
1173     },
1174     { "HTTP/1.1 200 OK\n"
1175       "cOnTeNt-LENgth: 33\n",
1176       33
1177     },
1178     { "HTTP/1.1 200 OK\n"
1179       "Content-Length: 34\r\n",
1180       -1
1181     },
1182   };
1183   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1184     std::string headers(tests[i].headers);
1185     HeadersToRaw(&headers);
1186     scoped_refptr<net::HttpResponseHeaders> parsed(
1187         new net::HttpResponseHeaders(headers));
1188
1189     EXPECT_EQ(tests[i].expected_len, parsed->GetContentLength());
1190   }
1191 }
1192
1193 TEST(HttpResponseHeaders, GetContentRange) {
1194   const struct {
1195     const char* headers;
1196     bool expected_return_value;
1197     int64 expected_first_byte_position;
1198     int64 expected_last_byte_position;
1199     int64 expected_instance_size;
1200   }  tests[] = {
1201     { "HTTP/1.1 206 Partial Content",
1202       false,
1203       -1,
1204       -1,
1205       -1
1206     },
1207     { "HTTP/1.1 206 Partial Content\n"
1208       "Content-Range:",
1209       false,
1210       -1,
1211       -1,
1212       -1
1213     },
1214     { "HTTP/1.1 206 Partial Content\n"
1215       "Content-Range: megabytes 0-10/50",
1216       false,
1217       -1,
1218       -1,
1219       -1
1220     },
1221     { "HTTP/1.1 206 Partial Content\n"
1222       "Content-Range: 0-10/50",
1223       false,
1224       -1,
1225       -1,
1226       -1
1227     },
1228     { "HTTP/1.1 206 Partial Content\n"
1229       "Content-Range: Bytes 0-50/51",
1230       true,
1231       0,
1232       50,
1233       51
1234     },
1235     { "HTTP/1.1 206 Partial Content\n"
1236       "Content-Range: bytes 0-50/51",
1237       true,
1238       0,
1239       50,
1240       51
1241     },
1242     { "HTTP/1.1 206 Partial Content\n"
1243       "Content-Range: bytes\t0-50/51",
1244       false,
1245       -1,
1246       -1,
1247       -1
1248     },
1249     { "HTTP/1.1 206 Partial Content\n"
1250       "Content-Range:     bytes 0-50/51",
1251       true,
1252       0,
1253       50,
1254       51
1255     },
1256     { "HTTP/1.1 206 Partial Content\n"
1257       "Content-Range:     bytes    0    -   50  \t / \t51",
1258       true,
1259       0,
1260       50,
1261       51
1262     },
1263     { "HTTP/1.1 206 Partial Content\n"
1264       "Content-Range: bytes 0\t-\t50\t/\t51\t",
1265       true,
1266       0,
1267       50,
1268       51
1269     },
1270     { "HTTP/1.1 206 Partial Content\n"
1271       "Content-Range:   \tbytes\t\t\t 0\t-\t50\t/\t51\t",
1272       true,
1273       0,
1274       50,
1275       51
1276     },
1277     { "HTTP/1.1 206 Partial Content\n"
1278       "Content-Range: \t   bytes \t  0    -   50   /   5   1",
1279       false,
1280       0,
1281       50,
1282       -1
1283     },
1284     { "HTTP/1.1 206 Partial Content\n"
1285       "Content-Range: \t   bytes \t  0    -   5 0   /   51",
1286       false,
1287       -1,
1288       -1,
1289       -1
1290     },
1291     { "HTTP/1.1 206 Partial Content\n"
1292       "Content-Range: bytes 50-0/51",
1293       false,
1294       50,
1295       0,
1296       -1
1297     },
1298     { "HTTP/1.1 416 Requested range not satisfiable\n"
1299       "Content-Range: bytes * /*",
1300       false,
1301       -1,
1302       -1,
1303       -1
1304     },
1305     { "HTTP/1.1 416 Requested range not satisfiable\n"
1306       "Content-Range: bytes *   /    *   ",
1307       false,
1308       -1,
1309       -1,
1310       -1
1311     },
1312     { "HTTP/1.1 206 Partial Content\n"
1313       "Content-Range: bytes 0-50/*",
1314       false,
1315       0,
1316       50,
1317       -1
1318     },
1319     { "HTTP/1.1 206 Partial Content\n"
1320       "Content-Range: bytes 0-50  /    * ",
1321       false,
1322       0,
1323       50,
1324       -1
1325     },
1326     { "HTTP/1.1 206 Partial Content\n"
1327       "Content-Range: bytes 0-10000000000/10000000001",
1328       true,
1329       0,
1330       10000000000ll,
1331       10000000001ll
1332     },
1333     { "HTTP/1.1 206 Partial Content\n"
1334       "Content-Range: bytes 0-10000000000/10000000000",
1335       false,
1336       0,
1337       10000000000ll,
1338       10000000000ll
1339     },
1340     // 64 bits wraparound.
1341     { "HTTP/1.1 206 Partial Content\n"
1342       "Content-Range: bytes 0 - 9223372036854775807 / 100",
1343       false,
1344       0,
1345       kint64max,
1346       100
1347     },
1348     // 64 bits wraparound.
1349     { "HTTP/1.1 206 Partial Content\n"
1350       "Content-Range: bytes 0 - 100 / -9223372036854775808",
1351       false,
1352       0,
1353       100,
1354       kint64min
1355     },
1356     { "HTTP/1.1 206 Partial Content\n"
1357       "Content-Range: bytes */50",
1358       false,
1359       -1,
1360       -1,
1361       50
1362     },
1363     { "HTTP/1.1 206 Partial Content\n"
1364       "Content-Range: bytes 0-50/10",
1365       false,
1366       0,
1367       50,
1368       10
1369     },
1370     { "HTTP/1.1 206 Partial Content\n"
1371       "Content-Range: bytes 40-50/45",
1372       false,
1373       40,
1374       50,
1375       45
1376     },
1377     { "HTTP/1.1 206 Partial Content\n"
1378       "Content-Range: bytes 0-50/-10",
1379       false,
1380       0,
1381       50,
1382       -10
1383     },
1384     { "HTTP/1.1 206 Partial Content\n"
1385       "Content-Range: bytes 0-0/1",
1386       true,
1387       0,
1388       0,
1389       1
1390     },
1391     { "HTTP/1.1 206 Partial Content\n"
1392       "Content-Range: bytes 0-40000000000000000000/40000000000000000001",
1393       false,
1394       -1,
1395       -1,
1396       -1
1397     },
1398     { "HTTP/1.1 206 Partial Content\n"
1399       "Content-Range: bytes 1-/100",
1400       false,
1401       -1,
1402       -1,
1403       -1
1404     },
1405     { "HTTP/1.1 206 Partial Content\n"
1406       "Content-Range: bytes -/100",
1407       false,
1408       -1,
1409       -1,
1410       -1
1411     },
1412     { "HTTP/1.1 206 Partial Content\n"
1413       "Content-Range: bytes -1/100",
1414       false,
1415       -1,
1416       -1,
1417       -1
1418     },
1419     { "HTTP/1.1 206 Partial Content\n"
1420       "Content-Range: bytes 0-1233/*",
1421       false,
1422       0,
1423       1233,
1424       -1
1425     },
1426     { "HTTP/1.1 206 Partial Content\n"
1427       "Content-Range: bytes -123 - -1/100",
1428       false,
1429       -1,
1430       -1,
1431       -1
1432     },
1433   };
1434   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1435     std::string headers(tests[i].headers);
1436     HeadersToRaw(&headers);
1437     scoped_refptr<net::HttpResponseHeaders> parsed(
1438         new net::HttpResponseHeaders(headers));
1439
1440     int64 first_byte_position;
1441     int64 last_byte_position;
1442     int64 instance_size;
1443     bool return_value = parsed->GetContentRange(&first_byte_position,
1444                                                 &last_byte_position,
1445                                                 &instance_size);
1446     EXPECT_EQ(tests[i].expected_return_value, return_value);
1447     EXPECT_EQ(tests[i].expected_first_byte_position, first_byte_position);
1448     EXPECT_EQ(tests[i].expected_last_byte_position, last_byte_position);
1449     EXPECT_EQ(tests[i].expected_instance_size, instance_size);
1450   }
1451 }
1452
1453 TEST(HttpResponseHeadersTest, IsKeepAlive) {
1454   const struct {
1455     const char* headers;
1456     bool expected_keep_alive;
1457   } tests[] = {
1458     // The status line fabricated by HttpNetworkTransaction for a 0.9 response.
1459     // Treated as 0.9.
1460     { "HTTP/0.9 200 OK",
1461       false
1462     },
1463     // This could come from a broken server.  Treated as 1.0 because it has a
1464     // header.
1465     { "HTTP/0.9 200 OK\n"
1466       "connection: keep-alive\n",
1467       true
1468     },
1469     { "HTTP/1.1 200 OK\n",
1470       true
1471     },
1472     { "HTTP/1.0 200 OK\n",
1473       false
1474     },
1475     { "HTTP/1.0 200 OK\n"
1476       "connection: close\n",
1477       false
1478     },
1479     { "HTTP/1.0 200 OK\n"
1480       "connection: keep-alive\n",
1481       true
1482     },
1483     { "HTTP/1.0 200 OK\n"
1484       "connection: kEeP-AliVe\n",
1485       true
1486     },
1487     { "HTTP/1.0 200 OK\n"
1488       "connection: keep-aliveX\n",
1489       false
1490     },
1491     { "HTTP/1.1 200 OK\n"
1492       "connection: close\n",
1493       false
1494     },
1495     { "HTTP/1.1 200 OK\n"
1496       "connection: keep-alive\n",
1497       true
1498     },
1499     { "HTTP/1.0 200 OK\n"
1500       "proxy-connection: close\n",
1501       false
1502     },
1503     { "HTTP/1.0 200 OK\n"
1504       "proxy-connection: keep-alive\n",
1505       true
1506     },
1507     { "HTTP/1.1 200 OK\n"
1508       "proxy-connection: close\n",
1509       false
1510     },
1511     { "HTTP/1.1 200 OK\n"
1512       "proxy-connection: keep-alive\n",
1513       true
1514     },
1515   };
1516   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1517     std::string headers(tests[i].headers);
1518     HeadersToRaw(&headers);
1519     scoped_refptr<net::HttpResponseHeaders> parsed(
1520         new net::HttpResponseHeaders(headers));
1521
1522     EXPECT_EQ(tests[i].expected_keep_alive, parsed->IsKeepAlive());
1523   }
1524 }
1525
1526 TEST(HttpResponseHeadersTest, HasStrongValidators) {
1527   const struct {
1528     const char* headers;
1529     bool expected_result;
1530   } tests[] = {
1531     { "HTTP/0.9 200 OK",
1532       false
1533     },
1534     { "HTTP/1.0 200 OK\n"
1535       "Date: Wed, 28 Nov 2007 01:40:10 GMT\n"
1536       "Last-Modified: Wed, 28 Nov 2007 00:40:10 GMT\n"
1537       "ETag: \"foo\"\n",
1538       false
1539     },
1540     { "HTTP/1.1 200 OK\n"
1541       "Date: Wed, 28 Nov 2007 01:40:10 GMT\n"
1542       "Last-Modified: Wed, 28 Nov 2007 00:40:10 GMT\n"
1543       "ETag: \"foo\"\n",
1544       true
1545     },
1546     { "HTTP/1.1 200 OK\n"
1547       "Date: Wed, 28 Nov 2007 00:41:10 GMT\n"
1548       "Last-Modified: Wed, 28 Nov 2007 00:40:10 GMT\n",
1549       true
1550     },
1551     { "HTTP/1.1 200 OK\n"
1552       "Date: Wed, 28 Nov 2007 00:41:09 GMT\n"
1553       "Last-Modified: Wed, 28 Nov 2007 00:40:10 GMT\n",
1554       false
1555     },
1556     { "HTTP/1.1 200 OK\n"
1557       "ETag: \"foo\"\n",
1558       true
1559     },
1560     // This is not really a weak etag:
1561     { "HTTP/1.1 200 OK\n"
1562       "etag: \"w/foo\"\n",
1563       true
1564     },
1565     // This is a weak etag:
1566     { "HTTP/1.1 200 OK\n"
1567       "etag: w/\"foo\"\n",
1568       false
1569     },
1570     { "HTTP/1.1 200 OK\n"
1571       "etag:    W  /   \"foo\"\n",
1572       false
1573     }
1574   };
1575   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1576     std::string headers(tests[i].headers);
1577     HeadersToRaw(&headers);
1578     scoped_refptr<net::HttpResponseHeaders> parsed(
1579         new net::HttpResponseHeaders(headers));
1580
1581     EXPECT_EQ(tests[i].expected_result, parsed->HasStrongValidators()) <<
1582         "Failed test case " << i;
1583   }
1584 }
1585
1586 TEST(HttpResponseHeadersTest, GetStatusText) {
1587   std::string headers("HTTP/1.1 404 Not Found");
1588   HeadersToRaw(&headers);
1589     scoped_refptr<net::HttpResponseHeaders> parsed(
1590         new net::HttpResponseHeaders(headers));
1591   EXPECT_EQ(std::string("Not Found"), parsed->GetStatusText());
1592 }
1593
1594 TEST(HttpResponseHeadersTest, GetStatusTextMissing) {
1595   std::string headers("HTTP/1.1 404");
1596   HeadersToRaw(&headers);
1597     scoped_refptr<net::HttpResponseHeaders> parsed(
1598         new net::HttpResponseHeaders(headers));
1599   // Since the status line gets normalized, we have OK
1600   EXPECT_EQ(std::string("OK"), parsed->GetStatusText());
1601 }
1602
1603 TEST(HttpResponseHeadersTest, GetStatusTextMultiSpace) {
1604   std::string headers("HTTP/1.0     404     Not   Found");
1605   HeadersToRaw(&headers);
1606     scoped_refptr<net::HttpResponseHeaders> parsed(
1607         new net::HttpResponseHeaders(headers));
1608   EXPECT_EQ(std::string("Not   Found"), parsed->GetStatusText());
1609 }
1610
1611 TEST(HttpResponseHeadersTest, GetStatusBadStatusLine) {
1612   std::string headers("Foo bar.");
1613   HeadersToRaw(&headers);
1614     scoped_refptr<net::HttpResponseHeaders> parsed(
1615         new net::HttpResponseHeaders(headers));
1616   // The bad status line would have gotten rewritten as
1617   // HTTP/1.0 200 OK.
1618   EXPECT_EQ(std::string("OK"), parsed->GetStatusText());
1619 }
1620
1621 TEST(HttpResponseHeadersTest, AddHeader) {
1622   const struct {
1623     const char* orig_headers;
1624     const char* new_header;
1625     const char* expected_headers;
1626   } tests[] = {
1627     { "HTTP/1.1 200 OK\n"
1628       "connection: keep-alive\n"
1629       "Cache-control: max-age=10000\n",
1630
1631       "Content-Length: 450",
1632
1633       "HTTP/1.1 200 OK\n"
1634       "connection: keep-alive\n"
1635       "Cache-control: max-age=10000\n"
1636       "Content-Length: 450\n"
1637     },
1638     { "HTTP/1.1 200 OK\n"
1639       "connection: keep-alive\n"
1640       "Cache-control: max-age=10000    \n",
1641
1642       "Content-Length: 450  ",
1643
1644       "HTTP/1.1 200 OK\n"
1645       "connection: keep-alive\n"
1646       "Cache-control: max-age=10000\n"
1647       "Content-Length: 450\n"
1648     },
1649   };
1650
1651   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1652     std::string orig_headers(tests[i].orig_headers);
1653     HeadersToRaw(&orig_headers);
1654     scoped_refptr<net::HttpResponseHeaders> parsed(
1655         new net::HttpResponseHeaders(orig_headers));
1656
1657     std::string new_header(tests[i].new_header);
1658     parsed->AddHeader(new_header);
1659
1660     std::string resulting_headers;
1661     parsed->GetNormalizedHeaders(&resulting_headers);
1662     EXPECT_EQ(std::string(tests[i].expected_headers), resulting_headers);
1663   }
1664 }
1665
1666 TEST(HttpResponseHeadersTest, RemoveHeader) {
1667   const struct {
1668     const char* orig_headers;
1669     const char* to_remove;
1670     const char* expected_headers;
1671   } tests[] = {
1672     { "HTTP/1.1 200 OK\n"
1673       "connection: keep-alive\n"
1674       "Cache-control: max-age=10000\n"
1675       "Content-Length: 450\n",
1676
1677       "Content-Length",
1678
1679       "HTTP/1.1 200 OK\n"
1680       "connection: keep-alive\n"
1681       "Cache-control: max-age=10000\n"
1682     },
1683     { "HTTP/1.1 200 OK\n"
1684       "connection: keep-alive  \n"
1685       "Content-Length  : 450  \n"
1686       "Cache-control: max-age=10000\n",
1687
1688       "Content-Length",
1689
1690       "HTTP/1.1 200 OK\n"
1691       "connection: keep-alive\n"
1692       "Cache-control: max-age=10000\n"
1693     },
1694   };
1695
1696   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1697     std::string orig_headers(tests[i].orig_headers);
1698     HeadersToRaw(&orig_headers);
1699     scoped_refptr<net::HttpResponseHeaders> parsed(
1700         new net::HttpResponseHeaders(orig_headers));
1701
1702     std::string name(tests[i].to_remove);
1703     parsed->RemoveHeader(name);
1704
1705     std::string resulting_headers;
1706     parsed->GetNormalizedHeaders(&resulting_headers);
1707     EXPECT_EQ(std::string(tests[i].expected_headers), resulting_headers);
1708   }
1709 }
1710
1711 TEST(HttpResponseHeadersTest, RemoveIndividualHeader) {
1712   const struct {
1713     const char* orig_headers;
1714     const char* to_remove_name;
1715     const char* to_remove_value;
1716     const char* expected_headers;
1717   } tests[] = {
1718     { "HTTP/1.1 200 OK\n"
1719       "connection: keep-alive\n"
1720       "Cache-control: max-age=10000\n"
1721       "Content-Length: 450\n",
1722
1723       "Content-Length",
1724
1725       "450",
1726
1727       "HTTP/1.1 200 OK\n"
1728       "connection: keep-alive\n"
1729       "Cache-control: max-age=10000\n"
1730     },
1731     { "HTTP/1.1 200 OK\n"
1732       "connection: keep-alive  \n"
1733       "Content-Length  : 450  \n"
1734       "Cache-control: max-age=10000\n",
1735
1736       "Content-Length",
1737
1738       "450",
1739
1740       "HTTP/1.1 200 OK\n"
1741       "connection: keep-alive\n"
1742       "Cache-control: max-age=10000\n"
1743     },
1744     { "HTTP/1.1 200 OK\n"
1745       "connection: keep-alive  \n"
1746       "Content-Length: 450\n"
1747       "Cache-control: max-age=10000\n",
1748
1749       "Content-Length",  // Matching name.
1750
1751       "999",  // Mismatching value.
1752
1753       "HTTP/1.1 200 OK\n"
1754       "connection: keep-alive\n"
1755       "Content-Length: 450\n"
1756       "Cache-control: max-age=10000\n"
1757     },
1758     { "HTTP/1.1 200 OK\n"
1759       "connection: keep-alive  \n"
1760       "Foo: bar, baz\n"
1761       "Foo: bar\n"
1762       "Cache-control: max-age=10000\n",
1763
1764       "Foo",
1765
1766       "bar, baz",  // Space in value.
1767
1768       "HTTP/1.1 200 OK\n"
1769       "connection: keep-alive\n"
1770       "Foo: bar\n"
1771       "Cache-control: max-age=10000\n"
1772     },
1773     { "HTTP/1.1 200 OK\n"
1774       "connection: keep-alive  \n"
1775       "Foo: bar, baz\n"
1776       "Cache-control: max-age=10000\n",
1777
1778       "Foo",
1779
1780       "baz",  // Only partial match -> ignored.
1781
1782       "HTTP/1.1 200 OK\n"
1783       "connection: keep-alive\n"
1784       "Foo: bar, baz\n"
1785       "Cache-control: max-age=10000\n"
1786     },
1787   };
1788
1789   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1790     std::string orig_headers(tests[i].orig_headers);
1791     HeadersToRaw(&orig_headers);
1792     scoped_refptr<net::HttpResponseHeaders> parsed(
1793         new net::HttpResponseHeaders(orig_headers));
1794
1795     std::string name(tests[i].to_remove_name);
1796     std::string value(tests[i].to_remove_value);
1797     parsed->RemoveHeaderLine(name, value);
1798
1799     std::string resulting_headers;
1800     parsed->GetNormalizedHeaders(&resulting_headers);
1801     EXPECT_EQ(std::string(tests[i].expected_headers), resulting_headers);
1802   }
1803 }
1804
1805 TEST(HttpResponseHeadersTest, ReplaceStatus) {
1806   const struct {
1807     const char* orig_headers;
1808     const char* new_status;
1809     const char* expected_headers;
1810   } tests[] = {
1811     { "HTTP/1.1 206 Partial Content\n"
1812       "connection: keep-alive\n"
1813       "Cache-control: max-age=10000\n"
1814       "Content-Length: 450\n",
1815
1816       "HTTP/1.1 200 OK",
1817
1818       "HTTP/1.1 200 OK\n"
1819       "connection: keep-alive\n"
1820       "Cache-control: max-age=10000\n"
1821       "Content-Length: 450\n"
1822     },
1823     { "HTTP/1.1 200 OK\n"
1824       "connection: keep-alive\n",
1825
1826       "HTTP/1.1 304 Not Modified",
1827
1828       "HTTP/1.1 304 Not Modified\n"
1829       "connection: keep-alive\n"
1830     },
1831     { "HTTP/1.1 200 OK\n"
1832       "connection: keep-alive  \n"
1833       "Content-Length  : 450   \n"
1834       "Cache-control: max-age=10000\n",
1835
1836       "HTTP/1//1 304 Not Modified",
1837
1838       "HTTP/1.0 304 Not Modified\n"
1839       "connection: keep-alive\n"
1840       "Content-Length: 450\n"
1841       "Cache-control: max-age=10000\n"
1842     },
1843   };
1844
1845   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1846     std::string orig_headers(tests[i].orig_headers);
1847     HeadersToRaw(&orig_headers);
1848     scoped_refptr<net::HttpResponseHeaders> parsed(
1849         new net::HttpResponseHeaders(orig_headers));
1850
1851     std::string name(tests[i].new_status);
1852     parsed->ReplaceStatusLine(name);
1853
1854     std::string resulting_headers;
1855     parsed->GetNormalizedHeaders(&resulting_headers);
1856     EXPECT_EQ(std::string(tests[i].expected_headers), resulting_headers);
1857   }
1858 }
1859
1860 TEST(HttpResponseHeadersTest, UpdateWithNewRange) {
1861   const struct {
1862     const char* orig_headers;
1863     const char* expected_headers;
1864     const char* expected_headers_with_replaced_status;
1865   } tests[] = {
1866     { "HTTP/1.1 200 OK\n"
1867       "Content-Length: 450\n",
1868
1869       "HTTP/1.1 200 OK\n"
1870       "Content-Range: bytes 3-5/450\n"
1871       "Content-Length: 3\n",
1872
1873       "HTTP/1.1 206 Partial Content\n"
1874       "Content-Range: bytes 3-5/450\n"
1875       "Content-Length: 3\n",
1876     },
1877     { "HTTP/1.1 200 OK\n"
1878       "Content-Length: 5\n",
1879
1880       "HTTP/1.1 200 OK\n"
1881       "Content-Range: bytes 3-5/5\n"
1882       "Content-Length: 3\n",
1883
1884       "HTTP/1.1 206 Partial Content\n"
1885       "Content-Range: bytes 3-5/5\n"
1886       "Content-Length: 3\n",
1887     },
1888   };
1889   const net::HttpByteRange range = net::HttpByteRange::Bounded(3, 5);
1890
1891   for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
1892     std::string orig_headers(tests[i].orig_headers);
1893     std::replace(orig_headers.begin(), orig_headers.end(), '\n', '\0');
1894     scoped_refptr<net::HttpResponseHeaders> parsed(
1895         new net::HttpResponseHeaders(orig_headers + '\0'));
1896     int64 content_size = parsed->GetContentLength();
1897     std::string resulting_headers;
1898
1899     // Update headers without replacing status line.
1900     parsed->UpdateWithNewRange(range, content_size, false);
1901     parsed->GetNormalizedHeaders(&resulting_headers);
1902     EXPECT_EQ(std::string(tests[i].expected_headers), resulting_headers);
1903
1904     // Replace status line too.
1905     parsed->UpdateWithNewRange(range, content_size, true);
1906     parsed->GetNormalizedHeaders(&resulting_headers);
1907     EXPECT_EQ(std::string(tests[i].expected_headers_with_replaced_status),
1908               resulting_headers);
1909   }
1910 }
1911
1912 TEST(HttpResponseHeadersTest, ToNetLogParamAndBackAgain) {
1913   std::string headers("HTTP/1.1 404\n"
1914                       "Content-Length: 450\n"
1915                       "Connection: keep-alive\n");
1916   HeadersToRaw(&headers);
1917   scoped_refptr<net::HttpResponseHeaders> parsed(
1918       new net::HttpResponseHeaders(headers));
1919
1920   scoped_ptr<base::Value> event_param(
1921       parsed->NetLogCallback(net::NetLog::LOG_ALL_BUT_BYTES));
1922   scoped_refptr<net::HttpResponseHeaders> recreated;
1923
1924   ASSERT_TRUE(net::HttpResponseHeaders::FromNetLogParam(event_param.get(),
1925                                                         &recreated));
1926   ASSERT_TRUE(recreated.get());
1927   EXPECT_EQ(parsed->GetHttpVersion(), recreated->GetHttpVersion());
1928   EXPECT_EQ(parsed->response_code(), recreated->response_code());
1929   EXPECT_EQ(parsed->GetContentLength(), recreated->GetContentLength());
1930   EXPECT_EQ(parsed->IsKeepAlive(), recreated->IsKeepAlive());
1931
1932   std::string normalized_parsed;
1933   parsed->GetNormalizedHeaders(&normalized_parsed);
1934   std::string normalized_recreated;
1935   parsed->GetNormalizedHeaders(&normalized_recreated);
1936   EXPECT_EQ(normalized_parsed, normalized_recreated);
1937 }