| // 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 "quiche/common/quiche_text_utils.h" |
| |
| #include <string> |
| |
| #include "absl/strings/escaping.h" |
| #include "quiche/common/platform/api/quiche_test.h" |
| |
| namespace quiche { |
| namespace test { |
| |
| TEST(QuicheTextUtilsTest, ToLower) { |
| EXPECT_EQ("lower", quiche::QuicheTextUtils::ToLower("LOWER")); |
| EXPECT_EQ("lower", quiche::QuicheTextUtils::ToLower("lower")); |
| EXPECT_EQ("lower", quiche::QuicheTextUtils::ToLower("lOwEr")); |
| EXPECT_EQ("123", quiche::QuicheTextUtils::ToLower("123")); |
| EXPECT_EQ("", quiche::QuicheTextUtils::ToLower("")); |
| } |
| |
| TEST(QuicheTextUtilsTest, RemoveLeadingAndTrailingWhitespace) { |
| std::string input; |
| |
| for (auto* input : {"text", " text", " text", "text ", "text ", " text ", |
| " text ", "\r\n\ttext", "text\n\r\t"}) { |
| absl::string_view piece(input); |
| quiche::QuicheTextUtils::RemoveLeadingAndTrailingWhitespace(&piece); |
| EXPECT_EQ("text", piece); |
| } |
| } |
| |
| TEST(QuicheTextUtilsTest, HexDump) { |
| // Verify output for empty input. |
| EXPECT_EQ("", quiche::QuicheTextUtils::HexDump(absl::HexStringToBytes(""))); |
| // 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( |
| quiche::QuicheTextUtils::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", |
| quiche::QuicheTextUtils::HexDump(absl::HexStringToBytes("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", |
| quiche::QuicheTextUtils::HexDump(absl::HexStringToBytes("90aaff"))); |
| } |
| |
| TEST(QuicheTextUtilsTest, Base64Encode) { |
| std::string output; |
| std::string input = "Hello"; |
| quiche::QuicheTextUtils::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"; |
| quiche::QuicheTextUtils::Base64Encode( |
| reinterpret_cast<const uint8_t*>(input.data()), input.length(), &output); |
| EXPECT_EQ( |
| "SGVsbG8sIFFVSUMhIFRoaXMgc3RyaW5nIHNob3VsZCBiZSBsb25n" |
| "IGVub3VnaCB0byBzcGFubXVsdGlwbGUgbGluZXMgb2Ygb3V0cHV0Cg", |
| output); |
| } |
| |
| TEST(QuicheTextUtilsTest, ContainsUpperCase) { |
| EXPECT_FALSE(quiche::QuicheTextUtils::ContainsUpperCase("abc")); |
| EXPECT_FALSE(quiche::QuicheTextUtils::ContainsUpperCase("")); |
| EXPECT_FALSE(quiche::QuicheTextUtils::ContainsUpperCase("123")); |
| EXPECT_TRUE(quiche::QuicheTextUtils::ContainsUpperCase("ABC")); |
| EXPECT_TRUE(quiche::QuicheTextUtils::ContainsUpperCase("aBc")); |
| } |
| |
| } // namespace test |
| } // namespace quiche |