blob: fc38137e54f387f7ebf3da4175a68eb764681475 [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <algorithm>
#include "base/basictypes.h"
#include "base/string_util.h"
#include "net/http/http_util.h"
#include "testing/gtest/include/gtest/gtest.h"
using net::HttpUtil;
namespace {
class HttpUtilTest : public testing::Test {};
}
TEST(HttpUtilTest, IsSafeHeader) {
static const char* unsafe_headers[] = {
"sec-",
"sEc-",
"sec-foo",
"sEc-FoO",
"proxy-",
"pRoXy-",
"proxy-foo",
"pRoXy-FoO",
"accept-charset",
"accept-encoding",
"access-control-request-headers",
"access-control-request-method",
"connection",
"content-length",
"cookie",
"cookie2",
"content-transfer-encoding",
"date",
"expect",
"host",
"keep-alive",
"origin",
"referer",
"te",
"trailer",
"transfer-encoding",
"upgrade",
"user-agent",
"via",
};
for (size_t i = 0; i < arraysize(unsafe_headers); ++i) {
EXPECT_FALSE(HttpUtil::IsSafeHeader(unsafe_headers[i]))
<< unsafe_headers[i];
EXPECT_FALSE(HttpUtil::IsSafeHeader(StringToUpperASCII(std::string(
unsafe_headers[i])))) << unsafe_headers[i];
}
static const char* safe_headers[] = {
"foo",
"x-",
"x-foo",
"content-disposition",
"update",
"accept-charseta",
"accept_charset",
"accept-encodinga",
"accept_encoding",
"access-control-request-headersa",
"access-control-request-header",
"access_control_request_header",
"access-control-request-methoda",
"access_control_request_method",
"connectiona",
"content-lengtha",
"content_length",
"cookiea",
"cookie2a",
"cookie3",
"content-transfer-encodinga",
"content_transfer_encoding",
"datea",
"expecta",
"hosta",
"keep-alivea",
"keep_alive",
"origina",
"referera",
"referrer",
"tea",
"trailera",
"transfer-encodinga",
"transfer_encoding",
"upgradea",
"user-agenta",
"user_agent",
"viaa",
};
for (size_t i = 0; i < arraysize(safe_headers); ++i) {
EXPECT_TRUE(HttpUtil::IsSafeHeader(safe_headers[i])) << safe_headers[i];
EXPECT_TRUE(HttpUtil::IsSafeHeader(StringToUpperASCII(std::string(
safe_headers[i])))) << safe_headers[i];
}
}
TEST(HttpUtilTest, HasHeader) {
static const struct {
const char* headers;
const char* name;
bool expected_result;
} tests[] = {
{ "", "foo", false },
{ "foo\r\nbar", "foo", false },
{ "ffoo: 1", "foo", false },
{ "foo: 1", "foo", true },
{ "foo: 1\r\nbar: 2", "foo", true },
{ "fOO: 1\r\nbar: 2", "foo", true },
{ "g: 0\r\nfoo: 1\r\nbar: 2", "foo", true },
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
bool result = HttpUtil::HasHeader(tests[i].headers, tests[i].name);
EXPECT_EQ(tests[i].expected_result, result);
}
}
TEST(HttpUtilTest, StripHeaders) {
static const char* headers =
"Origin: origin\r\n"
"Content-Type: text/plain\r\n"
"Cookies: foo1\r\n"
"Custom: baz\r\n"
"COOKIES: foo2\r\n"
"Server: Apache\r\n"
"OrIGin: origin2\r\n";
static const char* header_names[] = {
"origin", "content-type", "cookies"
};
static const char* expected_stripped_headers =
"Custom: baz\r\n"
"Server: Apache\r\n";
EXPECT_EQ(expected_stripped_headers,
HttpUtil::StripHeaders(headers, header_names,
arraysize(header_names)));
}
TEST(HttpUtilTest, HeadersIterator) {
std::string headers = "foo: 1\t\r\nbar: hello world\r\nbaz: 3 \r\n";
HttpUtil::HeadersIterator it(headers.begin(), headers.end(), "\r\n");
ASSERT_TRUE(it.GetNext());
EXPECT_EQ(std::string("foo"), it.name());
EXPECT_EQ(std::string("1"), it.values());
ASSERT_TRUE(it.GetNext());
EXPECT_EQ(std::string("bar"), it.name());
EXPECT_EQ(std::string("hello world"), it.values());
ASSERT_TRUE(it.GetNext());
EXPECT_EQ(std::string("baz"), it.name());
EXPECT_EQ(std::string("3"), it.values());
EXPECT_FALSE(it.GetNext());
}
TEST(HttpUtilTest, HeadersIterator_MalformedLine) {
std::string headers = "foo: 1\n: 2\n3\nbar: 4";
HttpUtil::HeadersIterator it(headers.begin(), headers.end(), "\n");
ASSERT_TRUE(it.GetNext());
EXPECT_EQ(std::string("foo"), it.name());
EXPECT_EQ(std::string("1"), it.values());
ASSERT_TRUE(it.GetNext());
EXPECT_EQ(std::string("bar"), it.name());
EXPECT_EQ(std::string("4"), it.values());
EXPECT_FALSE(it.GetNext());
}
TEST(HttpUtilTest, HeadersIterator_AdvanceTo) {
std::string headers = "foo: 1\r\n: 2\r\n3\r\nbar: 4";
HttpUtil::HeadersIterator it(headers.begin(), headers.end(), "\r\n");
EXPECT_TRUE(it.AdvanceTo("foo"));
EXPECT_EQ("foo", it.name());
EXPECT_TRUE(it.AdvanceTo("bar"));
EXPECT_EQ("bar", it.name());
EXPECT_FALSE(it.AdvanceTo("blat"));
EXPECT_FALSE(it.GetNext()); // should be at end of headers
}
TEST(HttpUtilTest, HeadersIterator_Reset) {
std::string headers = "foo: 1\r\n: 2\r\n3\r\nbar: 4";
HttpUtil::HeadersIterator it(headers.begin(), headers.end(), "\r\n");
// Search past "foo".
EXPECT_TRUE(it.AdvanceTo("bar"));
// Now try advancing to "foo". This time it should fail since the iterator
// position is past it.
EXPECT_FALSE(it.AdvanceTo("foo"));
it.Reset();
// Now that we reset the iterator position, we should find 'foo'
EXPECT_TRUE(it.AdvanceTo("foo"));
}
TEST(HttpUtilTest, ValuesIterator) {
std::string values = " must-revalidate, no-cache=\"foo, bar\"\t, private ";
HttpUtil::ValuesIterator it(values.begin(), values.end(), ',');
ASSERT_TRUE(it.GetNext());
EXPECT_EQ(std::string("must-revalidate"), it.value());
ASSERT_TRUE(it.GetNext());
EXPECT_EQ(std::string("no-cache=\"foo, bar\""), it.value());
ASSERT_TRUE(it.GetNext());
EXPECT_EQ(std::string("private"), it.value());
EXPECT_FALSE(it.GetNext());
}
TEST(HttpUtilTest, ValuesIterator_Blanks) {
std::string values = " \t ";
HttpUtil::ValuesIterator it(values.begin(), values.end(), ',');
EXPECT_FALSE(it.GetNext());
}
TEST(HttpUtilTest, Unquote) {
// Replace <backslash> " with ".
EXPECT_STREQ("xyz\"abc", HttpUtil::Unquote("\"xyz\\\"abc\"").c_str());
// Replace <backslash> <backslash> with <backslash>
EXPECT_STREQ("xyz\\abc", HttpUtil::Unquote("\"xyz\\\\abc\"").c_str());
EXPECT_STREQ("xyz\\\\\\abc",
HttpUtil::Unquote("\"xyz\\\\\\\\\\\\abc\"").c_str());
// Replace <backslash> X with X
EXPECT_STREQ("xyzXabc", HttpUtil::Unquote("\"xyz\\Xabc\"").c_str());
// Act as identity function on unquoted inputs.
EXPECT_STREQ("X", HttpUtil::Unquote("X").c_str());
EXPECT_STREQ("\"", HttpUtil::Unquote("\"").c_str());
// Allow single quotes to act as quote marks.
// Not part of RFC 2616.
EXPECT_STREQ("x\"", HttpUtil::Unquote("'x\"'").c_str());
}
TEST(HttpUtilTest, Quote) {
EXPECT_STREQ("\"xyz\\\"abc\"", HttpUtil::Quote("xyz\"abc").c_str());
// Replace <backslash> <backslash> with <backslash>
EXPECT_STREQ("\"xyz\\\\abc\"", HttpUtil::Quote("xyz\\abc").c_str());
// Replace <backslash> X with X
EXPECT_STREQ("\"xyzXabc\"", HttpUtil::Quote("xyzXabc").c_str());
}
TEST(HttpUtilTest, LocateEndOfHeaders) {
struct {
const char* input;
int expected_result;
} tests[] = {
{ "foo\r\nbar\r\n\r\n", 12 },
{ "foo\nbar\n\n", 9 },
{ "foo\r\nbar\r\n\r\njunk", 12 },
{ "foo\nbar\n\njunk", 9 },
{ "foo\nbar\n\r\njunk", 10 },
{ "foo\nbar\r\n\njunk", 10 },
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
int input_len = static_cast<int>(strlen(tests[i].input));
int eoh = HttpUtil::LocateEndOfHeaders(tests[i].input, input_len);
EXPECT_EQ(tests[i].expected_result, eoh);
}
}
TEST(HttpUtilTest, AssembleRawHeaders) {
struct {
const char* input; // with '|' representing '\0'
const char* expected_result; // with '\0' changed to '|'
} tests[] = {
{ "HTTP/1.0 200 OK\r\nFoo: 1\r\nBar: 2\r\n\r\n",
"HTTP/1.0 200 OK|Foo: 1|Bar: 2||" },
{ "HTTP/1.0 200 OK\nFoo: 1\nBar: 2\n\n",
"HTTP/1.0 200 OK|Foo: 1|Bar: 2||" },
// Valid line continuation (single SP).
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
" continuation\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Foo: 1 continuation|"
"Bar: 2||"
},
// Valid line continuation (single HT).
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
"\tcontinuation\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Foo: 1 continuation|"
"Bar: 2||"
},
// Valid line continuation (multiple SP).
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
" continuation\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Foo: 1 continuation|"
"Bar: 2||"
},
// Valid line continuation (multiple HT).
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
"\t\t\tcontinuation\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Foo: 1 continuation|"
"Bar: 2||"
},
// Valid line continuation (mixed HT, SP).
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
" \t \t continuation\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Foo: 1 continuation|"
"Bar: 2||"
},
// Valid multi-line continuation
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
" continuation1\n"
"\tcontinuation2\n"
" continuation3\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Foo: 1 continuation1 continuation2 continuation3|"
"Bar: 2||"
},
// Continuation of quoted value.
// This is different from what Firefox does, since it
// will preserve the LWS.
{
"HTTP/1.0 200 OK\n"
"Etag: \"34534-d3\n"
" 134q\"\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Etag: \"34534-d3 134q\"|"
"Bar: 2||"
},
// Valid multi-line continuation, full LWS lines
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
" \n"
"\t\t\t\t\n"
"\t continuation\n"
"Bar: 2\n\n",
// One SP per continued line = 3.
"HTTP/1.0 200 OK|"
"Foo: 1 continuation|"
"Bar: 2||"
},
// Valid multi-line continuation, all LWS
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
" \n"
"\t\t\t\t\n"
"\t \n"
"Bar: 2\n\n",
// One SP per continued line = 3.
"HTTP/1.0 200 OK|"
"Foo: 1 |"
"Bar: 2||"
},
// Valid line continuation (No value bytes in first line).
{
"HTTP/1.0 200 OK\n"
"Foo:\n"
" value\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Foo: value|"
"Bar: 2||"
},
// Not a line continuation (can't continue status line).
{
"HTTP/1.0 200 OK\n"
" Foo: 1\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
" Foo: 1|"
"Bar: 2||"
},
// Not a line continuation (can't continue status line).
{
"HTTP/1.0\n"
" 200 OK\n"
"Foo: 1\n"
"Bar: 2\n\n",
"HTTP/1.0|"
" 200 OK|"
"Foo: 1|"
"Bar: 2||"
},
// Not a line continuation (can't continue status line).
{
"HTTP/1.0 404\n"
" Not Found\n"
"Foo: 1\n"
"Bar: 2\n\n",
"HTTP/1.0 404|"
" Not Found|"
"Foo: 1|"
"Bar: 2||"
},
// Unterminated status line.
{
"HTTP/1.0 200 OK",
"HTTP/1.0 200 OK||"
},
// Single terminated, with headers
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
"Bar: 2\n",
"HTTP/1.0 200 OK|"
"Foo: 1|"
"Bar: 2||"
},
// Not terminated, with headers
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
"Bar: 2",
"HTTP/1.0 200 OK|"
"Foo: 1|"
"Bar: 2||"
},
// Not a line continuation (VT)
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
"\vInvalidContinuation\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Foo: 1|"
"\vInvalidContinuation|"
"Bar: 2||"
},
// Not a line continuation (formfeed)
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
"\fInvalidContinuation\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Foo: 1|"
"\fInvalidContinuation|"
"Bar: 2||"
},
// Not a line continuation -- can't continue header names.
{
"HTTP/1.0 200 OK\n"
"Serv\n"
" er: Apache\n"
"\tInvalidContinuation\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Serv|"
" er: Apache|"
"\tInvalidContinuation|"
"Bar: 2||"
},
// Not a line continuation -- no value to continue.
{
"HTTP/1.0 200 OK\n"
"Foo: 1\n"
"garbage\n"
" not-a-continuation\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
"Foo: 1|"
"garbage|"
" not-a-continuation|"
"Bar: 2||",
},
// Not a line continuation -- no valid name.
{
"HTTP/1.0 200 OK\n"
": 1\n"
" garbage\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
": 1|"
" garbage|"
"Bar: 2||",
},
// Not a line continuation -- no valid name (whitespace)
{
"HTTP/1.0 200 OK\n"
" : 1\n"
" garbage\n"
"Bar: 2\n\n",
"HTTP/1.0 200 OK|"
" : 1|"
" garbage|"
"Bar: 2||",
},
// Embed NULLs in the status line. They should not be understood
// as line separators.
{
"HTTP/1.0 200 OK|Bar2:0|Baz2:1\r\nFoo: 1\r\nBar: 2\r\n\r\n",
"HTTP/1.0 200 OKBar2:0Baz2:1|Foo: 1|Bar: 2||"
},
// Embed NULLs in a header line. They should not be understood as
// line separators.
{
"HTTP/1.0 200 OK\nFoo: 1|Foo2: 3\nBar: 2\n\n",
"HTTP/1.0 200 OK|Foo: 1Foo2: 3|Bar: 2||"
},
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
std::string input = tests[i].input;
std::replace(input.begin(), input.end(), '|', '\0');
std::string raw = HttpUtil::AssembleRawHeaders(input.data(), input.size());
std::replace(raw.begin(), raw.end(), '\0', '|');
EXPECT_EQ(tests[i].expected_result, raw);
}
}
// Test SpecForRequest() and PathForRequest().
TEST(HttpUtilTest, RequestUrlSanitize) {
struct {
const char* url;
const char* expected_spec;
const char* expected_path;
} tests[] = {
{ // Check that #hash is removed.
"http://www.google.com:78/foobar?query=1#hash",
"http://www.google.com:78/foobar?query=1",
"/foobar?query=1"
},
{ // The reference may itself contain # -- strip all of it.
"http://192.168.0.1?query=1#hash#10#11#13#14",
"http://192.168.0.1/?query=1",
"/?query=1"
},
{ // Strip username/password.
"http://user:pass@google.com",
"http://google.com/",
"/"
}
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
GURL url(GURL(tests[i].url));
std::string expected_spec(tests[i].expected_spec);
std::string expected_path(tests[i].expected_path);
EXPECT_EQ(expected_spec, HttpUtil::SpecForRequest(url));
EXPECT_EQ(expected_path, HttpUtil::PathForRequest(url));
}
}
TEST(HttpUtilTest, GenerateAcceptLanguageHeader) {
EXPECT_EQ(std::string("en-US,fr;q=0.8,de;q=0.6"),
HttpUtil::GenerateAcceptLanguageHeader("en-US,fr,de"));
EXPECT_EQ(std::string("en-US,fr;q=0.8,de;q=0.6,ko;q=0.4,zh-CN;q=0.2,"
"ja;q=0.2"),
HttpUtil::GenerateAcceptLanguageHeader("en-US,fr,de,ko,zh-CN,ja"));
}
TEST(HttpUtilTest, GenerateAcceptCharsetHeader) {
EXPECT_EQ(std::string("utf-8,*;q=0.5"),
HttpUtil::GenerateAcceptCharsetHeader("utf-8"));
EXPECT_EQ(std::string("EUC-JP,utf-8;q=0.7,*;q=0.3"),
HttpUtil::GenerateAcceptCharsetHeader("EUC-JP"));
}
// HttpResponseHeadersTest.GetMimeType also tests ParseContentType.
TEST(HttpUtilTest, ParseContentType) {
const struct {
const char* content_type;
const char* expected_mime_type;
const char* expected_charset;
const bool expected_had_charset;
const char* expected_boundary;
} tests[] = {
{ "text/html; charset=utf-8",
"text/html",
"utf-8",
true,
""
},
{ "text/html; charset =utf-8",
"text/html",
"utf-8",
true,
""
},
{ "text/html; charset= utf-8",
"text/html",
"utf-8",
true,
""
},
{ "text/html; charset=utf-8 ",
"text/html",
"utf-8",
true,
""
},
{ "text/html; boundary=\"WebKit-ada-df-dsf-adsfadsfs\"",
"text/html",
"",
false,
"\"WebKit-ada-df-dsf-adsfadsfs\""
},
{ "text/html; boundary =\"WebKit-ada-df-dsf-adsfadsfs\"",
"text/html",
"",
false,
"\"WebKit-ada-df-dsf-adsfadsfs\""
},
{ "text/html; boundary= \"WebKit-ada-df-dsf-adsfadsfs\"",
"text/html",
"",
false,
"\"WebKit-ada-df-dsf-adsfadsfs\""
},
{ "text/html; boundary= \"WebKit-ada-df-dsf-adsfadsfs\" ",
"text/html",
"",
false,
"\"WebKit-ada-df-dsf-adsfadsfs\""
},
{ "text/html; boundary=\"WebKit-ada-df-dsf-adsfadsfs \"",
"text/html",
"",
false,
"\"WebKit-ada-df-dsf-adsfadsfs \""
},
{ "text/html; boundary=WebKit-ada-df-dsf-adsfadsfs",
"text/html",
"",
false,
"WebKit-ada-df-dsf-adsfadsfs"
},
// TODO(abarth): Add more interesting test cases.
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
std::string mime_type;
std::string charset;
bool had_charset = false;
std::string boundary;
net::HttpUtil::ParseContentType(tests[i].content_type, &mime_type,
&charset, &had_charset, &boundary);
EXPECT_EQ(tests[i].expected_mime_type, mime_type) << "i=" << i;
EXPECT_EQ(tests[i].expected_charset, charset) << "i=" << i;
EXPECT_EQ(tests[i].expected_had_charset, had_charset) << "i=" << i;
EXPECT_EQ(tests[i].expected_boundary, boundary) << "i=" << i;
}
}
TEST(HttpUtilTest, ParseRanges) {
const struct {
const char* headers;
bool expected_return_value;
size_t expected_ranges_size;
const struct {
int64 expected_first_byte_position;
int64 expected_last_byte_position;
int64 expected_suffix_length;
} expected_ranges[10];
} tests[] = {
{ "Range: bytes=0-10",
true,
1,
{ {0, 10, -1}, }
},
{ "Range: bytes=10-0",
false,
0,
{}
},
{ "Range: BytES=0-10",
true,
1,
{ {0, 10, -1}, }
},
{ "Range: megabytes=0-10",
false,
0,
{}
},
{ "Range: bytes0-10",
false,
0,
{}
},
{ "Range: bytes=0-0,0-10,10-20,100-200,100-,-200",
true,
6,
{ {0, 0, -1},
{0, 10, -1},
{10, 20, -1},
{100, 200, -1},
{100, -1, -1},
{-1, -1, 200},
}
},
{ "Range: bytes=0-10\r\n"
"Range: bytes=0-10,10-20,100-200,100-,-200",
true,
1,
{ {0, 10, -1}
}
},
{ "Range: bytes=",
false,
0,
{}
},
{ "Range: bytes=-",
false,
0,
{}
},
{ "Range: bytes=0-10-",
false,
0,
{}
},
{ "Range: bytes=-0-10",
false,
0,
{}
},
{ "Range: bytes =0-10\r\n",
true,
1,
{ {0, 10, -1}
}
},
{ "Range: bytes= 0-10 \r\n",
true,
1,
{ {0, 10, -1}
}
},
{ "Range: bytes = 0 - 10 \r\n",
true,
1,
{ {0, 10, -1}
}
},
{ "Range: bytes= 0-1 0\r\n",
false,
0,
{}
},
{ "Range: bytes= 0- -10\r\n",
false,
0,
{}
},
{ "Range: bytes= 0 - 1 , 10 -20, 100- 200 , 100-, -200 \r\n",
true,
5,
{ {0, 1, -1},
{10, 20, -1},
{100, 200, -1},
{100, -1, -1},
{-1, -1, 200},
}
},
};
for (size_t i = 0; i < ARRAYSIZE_UNSAFE(tests); ++i) {
std::vector<net::HttpByteRange> ranges;
bool return_value = HttpUtil::ParseRanges(std::string(tests[i].headers),
&ranges);
EXPECT_EQ(tests[i].expected_return_value, return_value);
if (return_value) {
EXPECT_EQ(tests[i].expected_ranges_size, ranges.size());
for (size_t j = 0; j < ranges.size(); ++j) {
EXPECT_EQ(tests[i].expected_ranges[j].expected_first_byte_position,
ranges[j].first_byte_position());
EXPECT_EQ(tests[i].expected_ranges[j].expected_last_byte_position,
ranges[j].last_byte_position());
EXPECT_EQ(tests[i].expected_ranges[j].expected_suffix_length,
ranges[j].suffix_length());
}
}
}
}
namespace {
void CheckCurrentNameValuePair(HttpUtil::NameValuePairsIterator* parser,
bool expect_valid,
std::string expected_name,
std::string expected_value) {
ASSERT_EQ(expect_valid, parser->valid());
if (!expect_valid) {
return;
}
// Let's make sure that these never change (i.e., when a quoted value is
// unquoted, it should be cached on the first calls and not regenerated
// later).
std::string::const_iterator first_value_begin = parser->value_begin();
std::string::const_iterator first_value_end = parser->value_end();
ASSERT_EQ(expected_name, std::string(parser->name_begin(),
parser->name_end()));
ASSERT_EQ(expected_name, parser->name());
ASSERT_EQ(expected_value, std::string(parser->value_begin(),
parser->value_end()));
ASSERT_EQ(expected_value, parser->value());
// Make sure they didn't/don't change.
ASSERT_TRUE(first_value_begin == parser->value_begin());
ASSERT_TRUE(first_value_end == parser->value_end());
}
void CheckNextNameValuePair(HttpUtil::NameValuePairsIterator* parser,
bool expect_next,
bool expect_valid,
std::string expected_name,
std::string expected_value) {
ASSERT_EQ(expect_next, parser->GetNext());
ASSERT_EQ(expect_valid, parser->valid());
if (!expect_next || !expect_valid) {
return;
}
CheckCurrentNameValuePair(parser,
expect_valid,
expected_name,
expected_value);
}
void CheckInvalidNameValuePair(std::string valid_part,
std::string invalid_part) {
std::string whole_string = valid_part + invalid_part;
HttpUtil::NameValuePairsIterator valid_parser(valid_part.begin(),
valid_part.end(),
';');
HttpUtil::NameValuePairsIterator invalid_parser(whole_string.begin(),
whole_string.end(),
';');
ASSERT_TRUE(valid_parser.valid());
ASSERT_TRUE(invalid_parser.valid());
// Both parsers should return all the same values until "valid_parser" is
// exhausted.
while (valid_parser.GetNext()) {
ASSERT_TRUE(invalid_parser.GetNext());
ASSERT_TRUE(valid_parser.valid());
ASSERT_TRUE(invalid_parser.valid());
ASSERT_EQ(valid_parser.name(), invalid_parser.name());
ASSERT_EQ(valid_parser.value(), invalid_parser.value());
}
// valid_parser is exhausted and remains 'valid'
ASSERT_TRUE(valid_parser.valid());
// invalid_parser's corresponding call to GetNext also returns false...
ASSERT_FALSE(invalid_parser.GetNext());
// ...but the parser is in an invalid state.
ASSERT_FALSE(invalid_parser.valid());
}
} // anonymous namespace
TEST(HttpUtilTest, NameValuePairsIteratorCopyAndAssign) {
std::string data = "alpha='\\'a\\''; beta=\" b \"; cappa='c;'; delta=\"d\"";
HttpUtil::NameValuePairsIterator parser_a(data.begin(), data.end(), ';');
EXPECT_TRUE(parser_a.valid());
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser_a, true, true, "alpha", "'a'"));
HttpUtil::NameValuePairsIterator parser_b(parser_a);
// a and b now point to same location
ASSERT_NO_FATAL_FAILURE(
CheckCurrentNameValuePair(&parser_b, true, "alpha", "'a'"));
ASSERT_NO_FATAL_FAILURE(
CheckCurrentNameValuePair(&parser_a, true, "alpha", "'a'"));
// advance a, no effect on b
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser_a, true, true, "beta", " b "));
ASSERT_NO_FATAL_FAILURE(
CheckCurrentNameValuePair(&parser_b, true, "alpha", "'a'"));
// assign b the current state of a, no effect on a
parser_b = parser_a;
ASSERT_NO_FATAL_FAILURE(
CheckCurrentNameValuePair(&parser_b, true, "beta", " b "));
ASSERT_NO_FATAL_FAILURE(
CheckCurrentNameValuePair(&parser_a, true, "beta", " b "));
// advance b, no effect on a
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser_b, true, true, "cappa", "c;"));
ASSERT_NO_FATAL_FAILURE(
CheckCurrentNameValuePair(&parser_a, true, "beta", " b "));
}
TEST(HttpUtilTest, NameValuePairsIteratorEmptyInput) {
std::string data = "";
HttpUtil::NameValuePairsIterator parser(data.begin(), data.end(), ';');
EXPECT_TRUE(parser.valid());
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, false, true, "", ""));
}
TEST(HttpUtilTest, NameValuePairsIterator) {
std::string data = "alpha=1; beta= 2 ;cappa =' 3; ';"
"delta= \" \\\"4\\\" \"; e= \" '5'\"; e=6;"
"f='\\'\\h\\e\\l\\l\\o\\ \\w\\o\\r\\l\\d\\'';"
"g=''; h='hello'";
HttpUtil::NameValuePairsIterator parser(data.begin(), data.end(), ';');
EXPECT_TRUE(parser.valid());
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "alpha", "1"));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "beta", "2"));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "cappa", " 3; "));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "delta", " \"4\" "));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "e", " '5'"));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "e", "6"));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "f", "'hello world'"));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "g", ""));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "h", "hello"));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, false, true, "", ""));
}
TEST(HttpUtilTest, NameValuePairsIteratorIllegalInputs) {
ASSERT_NO_FATAL_FAILURE(CheckInvalidNameValuePair("alpha=1", "; beta"));
ASSERT_NO_FATAL_FAILURE(CheckInvalidNameValuePair("", "beta"));
ASSERT_NO_FATAL_FAILURE(CheckInvalidNameValuePair("alpha=1", "; 'beta'=2"));
ASSERT_NO_FATAL_FAILURE(CheckInvalidNameValuePair("", "'beta'=2"));
ASSERT_NO_FATAL_FAILURE(CheckInvalidNameValuePair("alpha=1", ";beta="));
ASSERT_NO_FATAL_FAILURE(CheckInvalidNameValuePair("alpha=1",
";beta=;cappa=2"));
// According to the spec this is an error, but it doesn't seem appropriate to
// change our behaviour to be less permissive at this time.
// See NameValuePairsIteratorExtraSeparators test
// ASSERT_NO_FATAL_FAILURE(CheckInvalidNameValuePair("alpha=1", ";; beta=2"));
}
// If we are going to support extra separators against the spec, let's just make
// sure they work rationally.
TEST(HttpUtilTest, NameValuePairsIteratorExtraSeparators) {
std::string data = " ; ;;alpha=1; ;; ; beta= 2;cappa=3;;; ; ";
HttpUtil::NameValuePairsIterator parser(data.begin(), data.end(), ';');
EXPECT_TRUE(parser.valid());
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "alpha", "1"));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "beta", "2"));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "cappa", "3"));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, false, true, "", ""));
}
// See comments on the implementation of NameValuePairsIterator::GetNext
// regarding this derogation from the spec.
TEST(HttpUtilTest, NameValuePairsIteratorMissingEndQuote) {
std::string data = "name='value";
HttpUtil::NameValuePairsIterator parser(data.begin(), data.end(), ';');
EXPECT_TRUE(parser.valid());
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, true, true, "name", "value"));
ASSERT_NO_FATAL_FAILURE(
CheckNextNameValuePair(&parser, false, true, "", ""));
}