blob: af4e81d70923aa9510e696412c120ddd2df3e3c2 [file] [log] [blame]
// Copyright 2016 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 "net/third_party/quiche/src/quic/platform/api/quic_text_utils.h"
#include <string>
#include "net/third_party/quiche/src/quic/platform/api/quic_test.h"
namespace quic {
namespace test {
class QuicTextUtilsTest : public QuicTest {};
TEST_F(QuicTextUtilsTest, StartsWith) {
EXPECT_TRUE(QuicTextUtils::StartsWith("hello world", "hello"));
EXPECT_TRUE(QuicTextUtils::StartsWith("hello world", "hello world"));
EXPECT_TRUE(QuicTextUtils::StartsWith("hello world", ""));
EXPECT_FALSE(QuicTextUtils::StartsWith("hello world", "Hello"));
EXPECT_FALSE(QuicTextUtils::StartsWith("hello world", "world"));
EXPECT_FALSE(QuicTextUtils::StartsWith("hello world", "bar"));
}
TEST_F(QuicTextUtilsTest, EndsWithIgnoreCase) {
EXPECT_TRUE(QuicTextUtils::EndsWithIgnoreCase("hello world", "world"));
EXPECT_TRUE(QuicTextUtils::EndsWithIgnoreCase("hello world", "hello world"));
EXPECT_TRUE(QuicTextUtils::EndsWithIgnoreCase("hello world", ""));
EXPECT_TRUE(QuicTextUtils::EndsWithIgnoreCase("hello world", "WORLD"));
EXPECT_FALSE(QuicTextUtils::EndsWithIgnoreCase("hello world", "hello"));
}
TEST_F(QuicTextUtilsTest, ToLower) {
EXPECT_EQ("lower", QuicTextUtils::ToLower("LOWER"));
EXPECT_EQ("lower", QuicTextUtils::ToLower("lower"));
EXPECT_EQ("lower", QuicTextUtils::ToLower("lOwEr"));
EXPECT_EQ("123", QuicTextUtils::ToLower("123"));
EXPECT_EQ("", QuicTextUtils::ToLower(""));
}
TEST_F(QuicTextUtilsTest, RemoveLeadingAndTrailingWhitespace) {
std::string input;
for (auto* input : {"text", " text", " text", "text ", "text ", " text ",
" text ", "\r\n\ttext", "text\n\r\t"}) {
QuicStringPiece piece(input);
QuicTextUtils::RemoveLeadingAndTrailingWhitespace(&piece);
EXPECT_EQ("text", piece);
}
}
TEST_F(QuicTextUtilsTest, StringToNumbers) {
const std::string kMaxInt32Plus1 = "2147483648";
const std::string kMinInt32Minus1 = "-2147483649";
const std::string kMaxUint32Plus1 = "4294967296";
{
// StringToUint64
uint64_t uint64_val = 0;
EXPECT_TRUE(QuicTextUtils::StringToUint64("123", &uint64_val));
EXPECT_EQ(123u, uint64_val);
EXPECT_TRUE(QuicTextUtils::StringToUint64("1234", &uint64_val));
EXPECT_EQ(1234u, uint64_val);
EXPECT_FALSE(QuicTextUtils::StringToUint64("", &uint64_val));
EXPECT_FALSE(QuicTextUtils::StringToUint64("-123", &uint64_val));
EXPECT_FALSE(QuicTextUtils::StringToUint64("-123.0", &uint64_val));
EXPECT_TRUE(QuicTextUtils::StringToUint64(kMaxUint32Plus1, &uint64_val));
EXPECT_EQ(4294967296u, uint64_val);
}
{
// StringToint
int int_val = 0;
EXPECT_TRUE(QuicTextUtils::StringToInt("123", &int_val));
EXPECT_EQ(123, int_val);
EXPECT_TRUE(QuicTextUtils::StringToInt("1234", &int_val));
EXPECT_EQ(1234, int_val);
EXPECT_FALSE(QuicTextUtils::StringToInt("", &int_val));
EXPECT_TRUE(QuicTextUtils::StringToInt("-123", &int_val));
EXPECT_EQ(-123, int_val);
EXPECT_FALSE(QuicTextUtils::StringToInt("-123.0", &int_val));
if (sizeof(int) > 4) {
EXPECT_TRUE(QuicTextUtils::StringToInt(kMinInt32Minus1, &int_val));
EXPECT_EQ(-2147483649ll, int_val);
EXPECT_TRUE(QuicTextUtils::StringToInt(kMaxInt32Plus1, &int_val));
EXPECT_EQ(2147483648ll, int_val);
} else {
EXPECT_FALSE(QuicTextUtils::StringToInt(kMinInt32Minus1, &int_val));
EXPECT_FALSE(QuicTextUtils::StringToInt(kMaxInt32Plus1, &int_val));
}
}
{
// StringToUint32
uint32_t uint32_val = 0;
EXPECT_TRUE(QuicTextUtils::StringToUint32("123", &uint32_val));
EXPECT_EQ(123u, uint32_val);
EXPECT_TRUE(QuicTextUtils::StringToUint32("1234", &uint32_val));
EXPECT_EQ(1234u, uint32_val);
EXPECT_FALSE(QuicTextUtils::StringToUint32("", &uint32_val));
EXPECT_FALSE(QuicTextUtils::StringToUint32("-123", &uint32_val));
EXPECT_FALSE(QuicTextUtils::StringToUint32("-123.0", &uint32_val));
EXPECT_FALSE(QuicTextUtils::StringToUint32(kMaxUint32Plus1, &uint32_val));
}
{
// StringToSizeT
size_t size_t_val = 0;
EXPECT_TRUE(QuicTextUtils::StringToSizeT("123", &size_t_val));
EXPECT_EQ(123u, size_t_val);
EXPECT_TRUE(QuicTextUtils::StringToSizeT("1234", &size_t_val));
EXPECT_EQ(1234u, size_t_val);
EXPECT_FALSE(QuicTextUtils::StringToSizeT("", &size_t_val));
EXPECT_FALSE(QuicTextUtils::StringToSizeT("-123", &size_t_val));
EXPECT_FALSE(QuicTextUtils::StringToSizeT("-123.0", &size_t_val));
if (sizeof(size_t) > 4) {
EXPECT_TRUE(QuicTextUtils::StringToSizeT(kMaxUint32Plus1, &size_t_val));
EXPECT_EQ(4294967296ull, size_t_val);
} else {
EXPECT_FALSE(QuicTextUtils::StringToSizeT(kMaxUint32Plus1, &size_t_val));
}
}
}
TEST_F(QuicTextUtilsTest, Uint64ToString) {
EXPECT_EQ("123", QuicTextUtils::Uint64ToString(123));
EXPECT_EQ("1234", QuicTextUtils::Uint64ToString(1234));
}
TEST_F(QuicTextUtilsTest, HexEncode) {
EXPECT_EQ("48656c6c6f", QuicTextUtils::HexEncode("Hello", 5));
EXPECT_EQ("48656c6c6f", QuicTextUtils::HexEncode("Hello World", 5));
EXPECT_EQ("48656c6c6f", QuicTextUtils::HexEncode("Hello"));
EXPECT_EQ("0102779cfa", QuicTextUtils::HexEncode("\x01\x02\x77\x9c\xfa"));
}
TEST_F(QuicTextUtilsTest, HexDecode) {
EXPECT_EQ("Hello", QuicTextUtils::HexDecode("48656c6c6f"));
EXPECT_EQ("", QuicTextUtils::HexDecode(""));
EXPECT_EQ("\x01\x02\x77\x9c\xfa", QuicTextUtils::HexDecode("0102779cfa"));
}
TEST_F(QuicTextUtilsTest, HexDump) {
// Verify output of the HexDump method is as expected.
char packet[] = {
0x48, 0x65, 0x6c, 0x6c, 0x6f, 0x2c, 0x20, 0x51, 0x55, 0x49, 0x43, 0x21,
0x20, 0x54, 0x68, 0x69, 0x73, 0x20, 0x73, 0x74, 0x72, 0x69, 0x6e, 0x67,
0x20, 0x73, 0x68, 0x6f, 0x75, 0x6c, 0x64, 0x20, 0x62, 0x65, 0x20, 0x6c,
0x6f, 0x6e, 0x67, 0x20, 0x65, 0x6e, 0x6f, 0x75, 0x67, 0x68, 0x20, 0x74,
0x6f, 0x20, 0x73, 0x70, 0x61, 0x6e, 0x20, 0x6d, 0x75, 0x6c, 0x74, 0x69,
0x70, 0x6c, 0x65, 0x20, 0x6c, 0x69, 0x6e, 0x65, 0x73, 0x20, 0x6f, 0x66,
0x20, 0x6f, 0x75, 0x74, 0x70, 0x75, 0x74, 0x2e, 0x01, 0x02, 0x03, 0x00,
};
EXPECT_EQ(
QuicTextUtils::HexDump(packet),
"0x0000: 4865 6c6c 6f2c 2051 5549 4321 2054 6869 Hello,.QUIC!.Thi\n"
"0x0010: 7320 7374 7269 6e67 2073 686f 756c 6420 s.string.should.\n"
"0x0020: 6265 206c 6f6e 6720 656e 6f75 6768 2074 be.long.enough.t\n"
"0x0030: 6f20 7370 616e 206d 756c 7469 706c 6520 o.span.multiple.\n"
"0x0040: 6c69 6e65 7320 6f66 206f 7574 7075 742e lines.of.output.\n"
"0x0050: 0102 03 ...\n");
// Verify that 0x21 and 0x7e are printable, 0x20 and 0x7f are not.
EXPECT_EQ("0x0000: 2021 7e7f .!~.\n",
QuicTextUtils::HexDump(QuicTextUtils::HexDecode("20217e7f")));
// Verify that values above numeric_limits<unsigned char>::max() are formatted
// properly on platforms where char is unsigned.
EXPECT_EQ("0x0000: 90aa ff ...\n",
QuicTextUtils::HexDump(QuicTextUtils::HexDecode("90aaff")));
}
TEST_F(QuicTextUtilsTest, Base64Encode) {
std::string output;
std::string input = "Hello";
QuicTextUtils::Base64Encode(reinterpret_cast<const uint8_t*>(input.data()),
input.length(), &output);
EXPECT_EQ("SGVsbG8", output);
input =
"Hello, QUIC! This string should be long enough to span"
"multiple lines of output\n";
QuicTextUtils::Base64Encode(reinterpret_cast<const uint8_t*>(input.data()),
input.length(), &output);
EXPECT_EQ(
"SGVsbG8sIFFVSUMhIFRoaXMgc3RyaW5nIHNob3VsZCBiZSBsb25n"
"IGVub3VnaCB0byBzcGFubXVsdGlwbGUgbGluZXMgb2Ygb3V0cHV0Cg",
output);
}
TEST_F(QuicTextUtilsTest, ContainsUpperCase) {
EXPECT_FALSE(QuicTextUtils::ContainsUpperCase("abc"));
EXPECT_FALSE(QuicTextUtils::ContainsUpperCase(""));
EXPECT_FALSE(QuicTextUtils::ContainsUpperCase("123"));
EXPECT_TRUE(QuicTextUtils::ContainsUpperCase("ABC"));
EXPECT_TRUE(QuicTextUtils::ContainsUpperCase("aBc"));
}
TEST_F(QuicTextUtilsTest, Split) {
EXPECT_EQ(std::vector<QuicStringPiece>({"a", "b", "c"}),
QuicTextUtils::Split("a,b,c", ','));
EXPECT_EQ(std::vector<QuicStringPiece>({"a", "b", "c"}),
QuicTextUtils::Split("a:b:c", ':'));
EXPECT_EQ(std::vector<QuicStringPiece>({"a:b:c"}),
QuicTextUtils::Split("a:b:c", ','));
// Leading and trailing whitespace is preserved.
EXPECT_EQ(std::vector<QuicStringPiece>({"a", "b", "c"}),
QuicTextUtils::Split("a,b,c", ','));
EXPECT_EQ(std::vector<QuicStringPiece>({" a", "b ", " c "}),
QuicTextUtils::Split(" a:b : c ", ':'));
}
} // namespace test
} // namespace quic