mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-01 08:23:21 +01:00
460 lines
15 KiB
C++
460 lines
15 KiB
C++
//===- llvm/unittest/ADT/StringRefTest.cpp - StringRef unit tests ---------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "gtest/gtest.h"
|
|
#include "llvm/ADT/StringRef.h"
|
|
#include "llvm/ADT/Hashing.h"
|
|
#include "llvm/ADT/SmallVector.h"
|
|
#include "llvm/Support/raw_ostream.h"
|
|
using namespace llvm;
|
|
|
|
namespace llvm {
|
|
|
|
std::ostream &operator<<(std::ostream &OS, const StringRef &S) {
|
|
OS << S.str();
|
|
return OS;
|
|
}
|
|
|
|
std::ostream &operator<<(std::ostream &OS,
|
|
const std::pair<StringRef, StringRef> &P) {
|
|
OS << "(" << P.first << ", " << P.second << ")";
|
|
return OS;
|
|
}
|
|
|
|
}
|
|
|
|
namespace {
|
|
TEST(StringRefTest, Construction) {
|
|
EXPECT_EQ("", StringRef());
|
|
EXPECT_EQ("hello", StringRef("hello"));
|
|
EXPECT_EQ("hello", StringRef("hello world", 5));
|
|
EXPECT_EQ("hello", StringRef(std::string("hello")));
|
|
}
|
|
|
|
TEST(StringRefTest, Iteration) {
|
|
StringRef S("hello");
|
|
const char *p = "hello";
|
|
for (const char *it = S.begin(), *ie = S.end(); it != ie; ++it, ++p)
|
|
EXPECT_EQ(*it, *p);
|
|
}
|
|
|
|
TEST(StringRefTest, StringOps) {
|
|
const char *p = "hello";
|
|
EXPECT_EQ(p, StringRef(p, 0).data());
|
|
EXPECT_TRUE(StringRef().empty());
|
|
EXPECT_EQ((size_t) 5, StringRef("hello").size());
|
|
EXPECT_EQ(-1, StringRef("aab").compare("aad"));
|
|
EXPECT_EQ( 0, StringRef("aab").compare("aab"));
|
|
EXPECT_EQ( 1, StringRef("aab").compare("aaa"));
|
|
EXPECT_EQ(-1, StringRef("aab").compare("aabb"));
|
|
EXPECT_EQ( 1, StringRef("aab").compare("aa"));
|
|
EXPECT_EQ( 1, StringRef("\xFF").compare("\1"));
|
|
|
|
EXPECT_EQ(-1, StringRef("AaB").compare_lower("aAd"));
|
|
EXPECT_EQ( 0, StringRef("AaB").compare_lower("aab"));
|
|
EXPECT_EQ( 1, StringRef("AaB").compare_lower("AAA"));
|
|
EXPECT_EQ(-1, StringRef("AaB").compare_lower("aaBb"));
|
|
EXPECT_EQ( 1, StringRef("AaB").compare_lower("aA"));
|
|
EXPECT_EQ( 1, StringRef("\xFF").compare_lower("\1"));
|
|
|
|
EXPECT_EQ(-1, StringRef("aab").compare_numeric("aad"));
|
|
EXPECT_EQ( 0, StringRef("aab").compare_numeric("aab"));
|
|
EXPECT_EQ( 1, StringRef("aab").compare_numeric("aaa"));
|
|
EXPECT_EQ(-1, StringRef("aab").compare_numeric("aabb"));
|
|
EXPECT_EQ( 1, StringRef("aab").compare_numeric("aa"));
|
|
EXPECT_EQ(-1, StringRef("1").compare_numeric("10"));
|
|
EXPECT_EQ( 0, StringRef("10").compare_numeric("10"));
|
|
EXPECT_EQ( 0, StringRef("10a").compare_numeric("10a"));
|
|
EXPECT_EQ( 1, StringRef("2").compare_numeric("1"));
|
|
EXPECT_EQ( 0, StringRef("llvm_v1i64_ty").compare_numeric("llvm_v1i64_ty"));
|
|
EXPECT_EQ( 1, StringRef("\xFF").compare_numeric("\1"));
|
|
EXPECT_EQ( 1, StringRef("V16").compare_numeric("V1_q0"));
|
|
EXPECT_EQ(-1, StringRef("V1_q0").compare_numeric("V16"));
|
|
EXPECT_EQ(-1, StringRef("V8_q0").compare_numeric("V16"));
|
|
EXPECT_EQ( 1, StringRef("V16").compare_numeric("V8_q0"));
|
|
EXPECT_EQ(-1, StringRef("V1_q0").compare_numeric("V8_q0"));
|
|
EXPECT_EQ( 1, StringRef("V8_q0").compare_numeric("V1_q0"));
|
|
}
|
|
|
|
TEST(StringRefTest, Operators) {
|
|
EXPECT_EQ("", StringRef());
|
|
EXPECT_TRUE(StringRef("aab") < StringRef("aad"));
|
|
EXPECT_FALSE(StringRef("aab") < StringRef("aab"));
|
|
EXPECT_TRUE(StringRef("aab") <= StringRef("aab"));
|
|
EXPECT_FALSE(StringRef("aab") <= StringRef("aaa"));
|
|
EXPECT_TRUE(StringRef("aad") > StringRef("aab"));
|
|
EXPECT_FALSE(StringRef("aab") > StringRef("aab"));
|
|
EXPECT_TRUE(StringRef("aab") >= StringRef("aab"));
|
|
EXPECT_FALSE(StringRef("aaa") >= StringRef("aab"));
|
|
EXPECT_EQ(StringRef("aab"), StringRef("aab"));
|
|
EXPECT_FALSE(StringRef("aab") == StringRef("aac"));
|
|
EXPECT_FALSE(StringRef("aab") != StringRef("aab"));
|
|
EXPECT_TRUE(StringRef("aab") != StringRef("aac"));
|
|
EXPECT_EQ('a', StringRef("aab")[1]);
|
|
}
|
|
|
|
TEST(StringRefTest, Substr) {
|
|
StringRef Str("hello");
|
|
EXPECT_EQ("lo", Str.substr(3));
|
|
EXPECT_EQ("", Str.substr(100));
|
|
EXPECT_EQ("hello", Str.substr(0, 100));
|
|
EXPECT_EQ("o", Str.substr(4, 10));
|
|
}
|
|
|
|
TEST(StringRefTest, Slice) {
|
|
StringRef Str("hello");
|
|
EXPECT_EQ("l", Str.slice(2, 3));
|
|
EXPECT_EQ("ell", Str.slice(1, 4));
|
|
EXPECT_EQ("llo", Str.slice(2, 100));
|
|
EXPECT_EQ("", Str.slice(2, 1));
|
|
EXPECT_EQ("", Str.slice(10, 20));
|
|
}
|
|
|
|
TEST(StringRefTest, Split) {
|
|
StringRef Str("hello");
|
|
EXPECT_EQ(std::make_pair(StringRef("hello"), StringRef("")),
|
|
Str.split('X'));
|
|
EXPECT_EQ(std::make_pair(StringRef("h"), StringRef("llo")),
|
|
Str.split('e'));
|
|
EXPECT_EQ(std::make_pair(StringRef(""), StringRef("ello")),
|
|
Str.split('h'));
|
|
EXPECT_EQ(std::make_pair(StringRef("he"), StringRef("lo")),
|
|
Str.split('l'));
|
|
EXPECT_EQ(std::make_pair(StringRef("hell"), StringRef("")),
|
|
Str.split('o'));
|
|
|
|
EXPECT_EQ(std::make_pair(StringRef("hello"), StringRef("")),
|
|
Str.rsplit('X'));
|
|
EXPECT_EQ(std::make_pair(StringRef("h"), StringRef("llo")),
|
|
Str.rsplit('e'));
|
|
EXPECT_EQ(std::make_pair(StringRef(""), StringRef("ello")),
|
|
Str.rsplit('h'));
|
|
EXPECT_EQ(std::make_pair(StringRef("hel"), StringRef("o")),
|
|
Str.rsplit('l'));
|
|
EXPECT_EQ(std::make_pair(StringRef("hell"), StringRef("")),
|
|
Str.rsplit('o'));
|
|
}
|
|
|
|
TEST(StringRefTest, Split2) {
|
|
SmallVector<StringRef, 5> parts;
|
|
SmallVector<StringRef, 5> expected;
|
|
|
|
expected.push_back("ab"); expected.push_back("c");
|
|
StringRef(",ab,,c,").split(parts, ",", -1, false);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back(""); expected.push_back("ab"); expected.push_back("");
|
|
expected.push_back("c"); expected.push_back("");
|
|
StringRef(",ab,,c,").split(parts, ",", -1, true);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back("");
|
|
StringRef("").split(parts, ",", -1, true);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
StringRef("").split(parts, ",", -1, false);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
StringRef(",").split(parts, ",", -1, false);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back(""); expected.push_back("");
|
|
StringRef(",").split(parts, ",", -1, true);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back("a"); expected.push_back("b");
|
|
StringRef("a,b").split(parts, ",", -1, true);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
// Test MaxSplit
|
|
expected.clear(); parts.clear();
|
|
expected.push_back("a,,b,c");
|
|
StringRef("a,,b,c").split(parts, ",", 0, true);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back("a,,b,c");
|
|
StringRef("a,,b,c").split(parts, ",", 0, false);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back("a"); expected.push_back(",b,c");
|
|
StringRef("a,,b,c").split(parts, ",", 1, true);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back("a"); expected.push_back(",b,c");
|
|
StringRef("a,,b,c").split(parts, ",", 1, false);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back("a"); expected.push_back(""); expected.push_back("b,c");
|
|
StringRef("a,,b,c").split(parts, ",", 2, true);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back("a"); expected.push_back("b,c");
|
|
StringRef("a,,b,c").split(parts, ",", 2, false);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back("a"); expected.push_back(""); expected.push_back("b");
|
|
expected.push_back("c");
|
|
StringRef("a,,b,c").split(parts, ",", 3, true);
|
|
EXPECT_TRUE(parts == expected);
|
|
|
|
expected.clear(); parts.clear();
|
|
expected.push_back("a"); expected.push_back("b"); expected.push_back("c");
|
|
StringRef("a,,b,c").split(parts, ",", 3, false);
|
|
EXPECT_TRUE(parts == expected);
|
|
}
|
|
|
|
TEST(StringRefTest, Trim) {
|
|
StringRef Str0("hello");
|
|
StringRef Str1(" hello ");
|
|
StringRef Str2(" hello ");
|
|
|
|
EXPECT_EQ(StringRef("hello"), Str0.rtrim());
|
|
EXPECT_EQ(StringRef(" hello"), Str1.rtrim());
|
|
EXPECT_EQ(StringRef(" hello"), Str2.rtrim());
|
|
EXPECT_EQ(StringRef("hello"), Str0.ltrim());
|
|
EXPECT_EQ(StringRef("hello "), Str1.ltrim());
|
|
EXPECT_EQ(StringRef("hello "), Str2.ltrim());
|
|
EXPECT_EQ(StringRef("hello"), Str0.trim());
|
|
EXPECT_EQ(StringRef("hello"), Str1.trim());
|
|
EXPECT_EQ(StringRef("hello"), Str2.trim());
|
|
|
|
EXPECT_EQ(StringRef("ello"), Str0.trim("hhhhhhhhhhh"));
|
|
|
|
EXPECT_EQ(StringRef(""), StringRef("").trim());
|
|
EXPECT_EQ(StringRef(""), StringRef(" ").trim());
|
|
EXPECT_EQ(StringRef("\0", 1), StringRef(" \0 ", 3).trim());
|
|
EXPECT_EQ(StringRef("\0\0", 2), StringRef("\0\0", 2).trim());
|
|
EXPECT_EQ(StringRef("x"), StringRef("\0\0x\0\0", 5).trim(StringRef("\0", 1)));
|
|
}
|
|
|
|
TEST(StringRefTest, StartsWith) {
|
|
StringRef Str("hello");
|
|
EXPECT_TRUE(Str.startswith("he"));
|
|
EXPECT_FALSE(Str.startswith("helloworld"));
|
|
EXPECT_FALSE(Str.startswith("hi"));
|
|
}
|
|
|
|
TEST(StringRefTest, EndsWith) {
|
|
StringRef Str("hello");
|
|
EXPECT_TRUE(Str.endswith("lo"));
|
|
EXPECT_FALSE(Str.endswith("helloworld"));
|
|
EXPECT_FALSE(Str.endswith("worldhello"));
|
|
EXPECT_FALSE(Str.endswith("so"));
|
|
}
|
|
|
|
TEST(StringRefTest, Find) {
|
|
StringRef Str("hello");
|
|
EXPECT_EQ(2U, Str.find('l'));
|
|
EXPECT_EQ(StringRef::npos, Str.find('z'));
|
|
EXPECT_EQ(StringRef::npos, Str.find("helloworld"));
|
|
EXPECT_EQ(0U, Str.find("hello"));
|
|
EXPECT_EQ(1U, Str.find("ello"));
|
|
EXPECT_EQ(StringRef::npos, Str.find("zz"));
|
|
EXPECT_EQ(2U, Str.find("ll", 2));
|
|
EXPECT_EQ(StringRef::npos, Str.find("ll", 3));
|
|
EXPECT_EQ(0U, Str.find(""));
|
|
StringRef LongStr("hellx xello hell ello world foo bar hello");
|
|
EXPECT_EQ(36U, LongStr.find("hello"));
|
|
EXPECT_EQ(28U, LongStr.find("foo"));
|
|
EXPECT_EQ(12U, LongStr.find("hell", 2));
|
|
EXPECT_EQ(0U, LongStr.find(""));
|
|
|
|
EXPECT_EQ(3U, Str.rfind('l'));
|
|
EXPECT_EQ(StringRef::npos, Str.rfind('z'));
|
|
EXPECT_EQ(StringRef::npos, Str.rfind("helloworld"));
|
|
EXPECT_EQ(0U, Str.rfind("hello"));
|
|
EXPECT_EQ(1U, Str.rfind("ello"));
|
|
EXPECT_EQ(StringRef::npos, Str.rfind("zz"));
|
|
|
|
EXPECT_EQ(2U, Str.find_first_of('l'));
|
|
EXPECT_EQ(1U, Str.find_first_of("el"));
|
|
EXPECT_EQ(StringRef::npos, Str.find_first_of("xyz"));
|
|
|
|
EXPECT_EQ(1U, Str.find_first_not_of('h'));
|
|
EXPECT_EQ(4U, Str.find_first_not_of("hel"));
|
|
EXPECT_EQ(StringRef::npos, Str.find_first_not_of("hello"));
|
|
|
|
EXPECT_EQ(3U, Str.find_last_not_of('o'));
|
|
EXPECT_EQ(1U, Str.find_last_not_of("lo"));
|
|
EXPECT_EQ(StringRef::npos, Str.find_last_not_of("helo"));
|
|
}
|
|
|
|
TEST(StringRefTest, Count) {
|
|
StringRef Str("hello");
|
|
EXPECT_EQ(2U, Str.count('l'));
|
|
EXPECT_EQ(1U, Str.count('o'));
|
|
EXPECT_EQ(0U, Str.count('z'));
|
|
EXPECT_EQ(0U, Str.count("helloworld"));
|
|
EXPECT_EQ(1U, Str.count("hello"));
|
|
EXPECT_EQ(1U, Str.count("ello"));
|
|
EXPECT_EQ(0U, Str.count("zz"));
|
|
}
|
|
|
|
TEST(StringRefTest, EditDistance) {
|
|
StringRef Str("hello");
|
|
EXPECT_EQ(2U, Str.edit_distance("hill"));
|
|
}
|
|
|
|
TEST(StringRefTest, Misc) {
|
|
std::string Storage;
|
|
raw_string_ostream OS(Storage);
|
|
OS << StringRef("hello");
|
|
EXPECT_EQ("hello", OS.str());
|
|
}
|
|
|
|
TEST(StringRefTest, Hashing) {
|
|
EXPECT_EQ(hash_value(std::string()), hash_value(StringRef()));
|
|
EXPECT_EQ(hash_value(std::string()), hash_value(StringRef("")));
|
|
std::string S = "hello world";
|
|
hash_code H = hash_value(S);
|
|
EXPECT_EQ(H, hash_value(StringRef("hello world")));
|
|
EXPECT_EQ(H, hash_value(StringRef(S)));
|
|
EXPECT_NE(H, hash_value(StringRef("hello worl")));
|
|
EXPECT_EQ(hash_value(std::string("hello worl")),
|
|
hash_value(StringRef("hello worl")));
|
|
EXPECT_NE(H, hash_value(StringRef("hello world ")));
|
|
EXPECT_EQ(hash_value(std::string("hello world ")),
|
|
hash_value(StringRef("hello world ")));
|
|
EXPECT_EQ(H, hash_value(StringRef("hello world\0")));
|
|
EXPECT_NE(hash_value(std::string("ello worl")),
|
|
hash_value(StringRef("hello world").slice(1, -1)));
|
|
}
|
|
|
|
struct UnsignedPair {
|
|
const char *Str;
|
|
uint64_t Expected;
|
|
} Unsigned[] =
|
|
{ {"0", 0}
|
|
, {"255", 255}
|
|
, {"256", 256}
|
|
, {"65535", 65535}
|
|
, {"65536", 65536}
|
|
, {"4294967295", 4294967295ULL}
|
|
, {"4294967296", 4294967296ULL}
|
|
, {"18446744073709551615", 18446744073709551615ULL}
|
|
, {"042", 34}
|
|
, {"0x42", 66}
|
|
, {"0b101010", 42}
|
|
};
|
|
|
|
struct SignedPair {
|
|
const char *Str;
|
|
int64_t Expected;
|
|
} Signed[] =
|
|
{ {"0", 0}
|
|
, {"-0", 0}
|
|
, {"127", 127}
|
|
, {"128", 128}
|
|
, {"-128", -128}
|
|
, {"-129", -129}
|
|
, {"32767", 32767}
|
|
, {"32768", 32768}
|
|
, {"-32768", -32768}
|
|
, {"-32769", -32769}
|
|
, {"2147483647", 2147483647LL}
|
|
, {"2147483648", 2147483648LL}
|
|
, {"-2147483648", -2147483648LL}
|
|
, {"-2147483649", -2147483649LL}
|
|
, {"-9223372036854775808", -(9223372036854775807LL) - 1}
|
|
, {"042", 34}
|
|
, {"0x42", 66}
|
|
, {"0b101010", 42}
|
|
, {"-042", -34}
|
|
, {"-0x42", -66}
|
|
, {"-0b101010", -42}
|
|
};
|
|
|
|
TEST(StringRefTest, getAsInteger) {
|
|
uint8_t U8;
|
|
uint16_t U16;
|
|
uint32_t U32;
|
|
uint64_t U64;
|
|
|
|
for (size_t i = 0; i < array_lengthof(Unsigned); ++i) {
|
|
bool U8Success = StringRef(Unsigned[i].Str).getAsInteger(0, U8);
|
|
if (static_cast<uint8_t>(Unsigned[i].Expected) == Unsigned[i].Expected) {
|
|
ASSERT_FALSE(U8Success);
|
|
EXPECT_EQ(U8, Unsigned[i].Expected);
|
|
} else {
|
|
ASSERT_TRUE(U8Success);
|
|
}
|
|
bool U16Success = StringRef(Unsigned[i].Str).getAsInteger(0, U16);
|
|
if (static_cast<uint16_t>(Unsigned[i].Expected) == Unsigned[i].Expected) {
|
|
ASSERT_FALSE(U16Success);
|
|
EXPECT_EQ(U16, Unsigned[i].Expected);
|
|
} else {
|
|
ASSERT_TRUE(U16Success);
|
|
}
|
|
bool U32Success = StringRef(Unsigned[i].Str).getAsInteger(0, U32);
|
|
if (static_cast<uint32_t>(Unsigned[i].Expected) == Unsigned[i].Expected) {
|
|
ASSERT_FALSE(U32Success);
|
|
EXPECT_EQ(U32, Unsigned[i].Expected);
|
|
} else {
|
|
ASSERT_TRUE(U32Success);
|
|
}
|
|
bool U64Success = StringRef(Unsigned[i].Str).getAsInteger(0, U64);
|
|
if (static_cast<uint64_t>(Unsigned[i].Expected) == Unsigned[i].Expected) {
|
|
ASSERT_FALSE(U64Success);
|
|
EXPECT_EQ(U64, Unsigned[i].Expected);
|
|
} else {
|
|
ASSERT_TRUE(U64Success);
|
|
}
|
|
}
|
|
|
|
int8_t S8;
|
|
int16_t S16;
|
|
int32_t S32;
|
|
int64_t S64;
|
|
|
|
for (size_t i = 0; i < array_lengthof(Signed); ++i) {
|
|
bool S8Success = StringRef(Signed[i].Str).getAsInteger(0, S8);
|
|
if (static_cast<int8_t>(Signed[i].Expected) == Signed[i].Expected) {
|
|
ASSERT_FALSE(S8Success);
|
|
EXPECT_EQ(S8, Signed[i].Expected);
|
|
} else {
|
|
ASSERT_TRUE(S8Success);
|
|
}
|
|
bool S16Success = StringRef(Signed[i].Str).getAsInteger(0, S16);
|
|
if (static_cast<int16_t>(Signed[i].Expected) == Signed[i].Expected) {
|
|
ASSERT_FALSE(S16Success);
|
|
EXPECT_EQ(S16, Signed[i].Expected);
|
|
} else {
|
|
ASSERT_TRUE(S16Success);
|
|
}
|
|
bool S32Success = StringRef(Signed[i].Str).getAsInteger(0, S32);
|
|
if (static_cast<int32_t>(Signed[i].Expected) == Signed[i].Expected) {
|
|
ASSERT_FALSE(S32Success);
|
|
EXPECT_EQ(S32, Signed[i].Expected);
|
|
} else {
|
|
ASSERT_TRUE(S32Success);
|
|
}
|
|
bool S64Success = StringRef(Signed[i].Str).getAsInteger(0, S64);
|
|
if (static_cast<int64_t>(Signed[i].Expected) == Signed[i].Expected) {
|
|
ASSERT_FALSE(S64Success);
|
|
EXPECT_EQ(S64, Signed[i].Expected);
|
|
} else {
|
|
ASSERT_TRUE(S64Success);
|
|
}
|
|
}
|
|
}
|
|
|
|
} // end anonymous namespace
|