oxen-core/tests/unit_tests/string_util.cpp

211 lines
9.0 KiB
C++

// Copyright (c) 2020, The Loki Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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#include "gtest/gtest.h"
#include "common/string_util.h"
#include "common/hex.h"
using namespace std::literals;
TEST(common_string_util, parse_int)
{
uint8_t u8;
uint16_t u16;
uint32_t u32;
uint64_t u64;
int8_t i8;
int16_t i16;
int32_t i32;
int64_t i64;
ASSERT_TRUE(tools::parse_int("123", u8)); ASSERT_EQ(u8, 123);
ASSERT_TRUE(tools::parse_int("123", u16)); ASSERT_EQ(u16, 123);
ASSERT_TRUE(tools::parse_int("123", u32)); ASSERT_EQ(u32, 123);
ASSERT_TRUE(tools::parse_int("123", u64)); ASSERT_EQ(u64, 123);
ASSERT_TRUE(tools::parse_int("123", i8)); ASSERT_EQ(i8, 123);
ASSERT_TRUE(tools::parse_int("123", i16)); ASSERT_EQ(i16, 123);
ASSERT_TRUE(tools::parse_int("123", i32)); ASSERT_EQ(i32, 123);
ASSERT_TRUE(tools::parse_int("123", i64)); ASSERT_EQ(i64, 123);
ASSERT_TRUE(tools::parse_int("-123", i8)); ASSERT_EQ(i8, -123);
ASSERT_TRUE(tools::parse_int("-123", i16)); ASSERT_EQ(i16, -123);
ASSERT_TRUE(tools::parse_int("-123", i32)); ASSERT_EQ(i32, -123);
ASSERT_TRUE(tools::parse_int("-123", i64)); ASSERT_EQ(i64, -123);
ASSERT_FALSE(tools::parse_int("-123", u8));
ASSERT_FALSE(tools::parse_int("-123", u16));
ASSERT_FALSE(tools::parse_int("-123", u32));
ASSERT_FALSE(tools::parse_int("-123", u64));
ASSERT_TRUE(tools::parse_int("127", i8)); ASSERT_EQ(i8, 127);
ASSERT_FALSE(tools::parse_int("128", i8));
ASSERT_TRUE(tools::parse_int("-128", i8)); ASSERT_EQ(i8, -128);
ASSERT_FALSE(tools::parse_int("-129", i8));
ASSERT_TRUE(tools::parse_int("255", u8)); ASSERT_EQ(u8, 255);
ASSERT_FALSE(tools::parse_int("256", u8));
ASSERT_TRUE(tools::parse_int("32767", i16)); ASSERT_EQ(i16, 32767);
ASSERT_FALSE(tools::parse_int("32768", i16));
ASSERT_TRUE(tools::parse_int("-32768", i16)); ASSERT_EQ(i16, -32768);
ASSERT_FALSE(tools::parse_int("-32769", i16));
ASSERT_TRUE(tools::parse_int("65535", u16)); ASSERT_EQ(u16, 65535);
ASSERT_FALSE(tools::parse_int("65536", u16));
ASSERT_TRUE(tools::parse_int("2147483647", i32)); ASSERT_EQ(i32, 2147483647);
ASSERT_FALSE(tools::parse_int("2147483648", i32));
ASSERT_TRUE(tools::parse_int("-2147483648", i32)); ASSERT_EQ(i32, -2147483648);
ASSERT_FALSE(tools::parse_int("-2147483649", i32));
ASSERT_TRUE(tools::parse_int("4294967295", u32)); ASSERT_EQ(u32, 4294967295);
ASSERT_FALSE(tools::parse_int("4294967296", u32));
ASSERT_TRUE(tools::parse_int("9223372036854775807", i64)); ASSERT_EQ(i64, std::numeric_limits<int64_t>::max());
ASSERT_FALSE(tools::parse_int("9223372036854775808", i64));
ASSERT_TRUE(tools::parse_int("-9223372036854775808", i64)); ASSERT_EQ(i64, std::numeric_limits<int64_t>::min());
ASSERT_FALSE(tools::parse_int("-9223372036854775809", i64));
ASSERT_TRUE(tools::parse_int("18446744073709551615", u64)); ASSERT_EQ(u64, std::numeric_limits<uint64_t>::max());
ASSERT_FALSE(tools::parse_int("18446744073709551616", u64));
ASSERT_TRUE(tools::parse_int("8f717e8ab9c8a61", i64, 16)); ASSERT_EQ(i64, 0x8f717e8ab9c8a61);
ASSERT_TRUE(tools::parse_int("120120221", i64, 3)); ASSERT_EQ(i64, 11365);
ASSERT_TRUE( tools::parse_int("11101010110110101011101", i64, 2)); ASSERT_EQ(i64, 0b11101010110110101011101);
ASSERT_FALSE(tools::parse_int("11101010110110101021101", i64, 2));
ASSERT_FALSE(tools::parse_int("", i32));
ASSERT_FALSE(tools::parse_int("+", i32));
ASSERT_FALSE(tools::parse_int("-", i32));
}
TEST(common_string_util, starts_with)
{
ASSERT_TRUE(tools::starts_with("xy", "x"));
ASSERT_TRUE(tools::starts_with("xy", "xy"));
ASSERT_TRUE(tools::starts_with("xyz", "xy"));
ASSERT_FALSE(tools::starts_with("xy", "xyz"));
ASSERT_FALSE(tools::starts_with("xy", "aaa"));
ASSERT_TRUE(tools::starts_with("xy", ""));
}
TEST(common_string_util, ends_with)
{
ASSERT_TRUE(tools::ends_with("xy", "y"));
ASSERT_TRUE(tools::ends_with("xy", "xy"));
ASSERT_TRUE(tools::ends_with("xyz", "yz"));
ASSERT_FALSE(tools::ends_with("xy", "xyz"));
ASSERT_FALSE(tools::ends_with("xy", "aaa"));
ASSERT_TRUE(tools::ends_with("xy", ""));
}
TEST(common_string_util, split)
{
ASSERT_EQ(tools::split("ab--c----de", "--"), std::vector<std::string_view>({"ab", "c", "", "de"}));
ASSERT_EQ(tools::split("abc", ""), std::vector<std::string_view>({"a", "b", "c"}));
ASSERT_EQ(tools::split("abc", "c"), std::vector<std::string_view>({"ab", ""}));
ASSERT_EQ(tools::split("abc", "c", true), std::vector<std::string_view>({"ab"}));
ASSERT_EQ(tools::split("-a--b--", "-"), std::vector<std::string_view>({"", "a", "", "b", "", ""}));
ASSERT_EQ(tools::split("-a--b--", "-", true), std::vector<std::string_view>({"a", "", "b"}));
}
TEST(common_string_util, split_any)
{
ASSERT_EQ(tools::split_any("ab--c----de", "-"), std::vector<std::string_view>({"ab", "c", "de"}));
ASSERT_EQ(tools::split_any("abc", ""), std::vector<std::string_view>({"a", "b", "c"}));
ASSERT_EQ(tools::split_any("abc", "c"), std::vector<std::string_view>({"ab", ""}));
ASSERT_EQ(tools::split_any("abc", "c", true), std::vector<std::string_view>({"ab"}));
ASSERT_EQ(tools::split_any("abc", "ca", true), std::vector<std::string_view>({"b"}));
ASSERT_EQ(tools::split_any("-a--b--", "-b"), std::vector<std::string_view>({"", "a", ""}));
ASSERT_EQ(tools::split_any("-a--b--", "b-", true), std::vector<std::string_view>({"a"}));
ASSERT_EQ(tools::split_any("abcdedf", "dcx"), std::vector<std::string_view>({"ab", "e", "f"}));
}
TEST(common_string_util, trim)
{
std::vector<std::string_view> abc{{
"abc"sv, "abc "sv, " abc"sv, " abc "sv, "\tabc\n\n\n \t\r\r"sv, "\n\r\t \t \r\nabc"sv
}};
for (auto& s : abc) {
tools::trim(s);
ASSERT_EQ(s, "abc"sv);
}
std::string_view def{" \n\rd e \t\r\nf \t"};
tools::trim(def);
ASSERT_EQ(def, "d e \t\r\nf"sv);
}
TEST(common_string_util, string_iequal)
{
ASSERT_TRUE(tools::string_iequal("abc", "abc"));
ASSERT_TRUE(tools::string_iequal("ABC", "abc"));
ASSERT_TRUE(tools::string_iequal("aBc", "ABc"));
ASSERT_TRUE(tools::string_iequal("abc", "ABC"));
ASSERT_TRUE(tools::string_iequal("abC", "ABc"));
ASSERT_TRUE(tools::string_iequal("ABC", "ABC"));
ASSERT_FALSE(tools::string_iequal("abc", "abcd"));
ASSERT_FALSE(tools::string_iequal("abc", "ABCD"));
ASSERT_FALSE(tools::string_iequal("abcd", "ABC"));
ASSERT_FALSE(tools::string_iequal("zabc", "ABC"));
}
TEST(common_string_util, string_iequal_any)
{
ASSERT_TRUE(tools::string_iequal_any("abc", "abc", "def"));
ASSERT_TRUE(tools::string_iequal_any("ABC", "def", "abc"));
ASSERT_TRUE(tools::string_iequal_any("aBc", "zzz", "ABc"));
ASSERT_TRUE(tools::string_iequal_any("abc", "", "ABC"));
ASSERT_TRUE(tools::string_iequal_any("abC", "x", "y", "z", "o", "m", "g", "ABc"));
ASSERT_TRUE(tools::string_iequal_any("ABC", "ABC"));
ASSERT_FALSE(tools::string_iequal_any("abc", "abcd", "xyz", "x"));
ASSERT_FALSE(tools::string_iequal_any("abc", "ABCD", "ab", "bc", "ac"));
ASSERT_FALSE(tools::string_iequal_any("abcd"));
}
TEST(common_string_util, view_guts)
{
struct foo { char x[5]; };
foo x{"abcd"};
foo y{{0x31,0x32,0x33,0x34,0x35}};
ASSERT_EQ(tools::view_guts(x), "abcd\0"sv);
ASSERT_EQ(tools::view_guts(y), "12345"sv);
ASSERT_EQ(tools::copy_guts(y), "12345"s);
}
TEST(common_string_util, hex_to_type)
{
struct Foo { char abcd[4]; };
Foo f;
tools::hex_to_type("61626364", f);
ASSERT_EQ(std::string_view(f.abcd, sizeof(f.abcd)), "abcd"sv);
ASSERT_FALSE(tools::hex_to_type("616263", f)); // hex too short
ASSERT_FALSE(tools::hex_to_type("6162636465", f)); // hex too long
ASSERT_FALSE(tools::hex_to_type("6162636g", f)); // not hex
ASSERT_FALSE(tools::hex_to_type("012345678", f)); // odd number of hex chars
}