mirror of
https://github.com/c64scene-ar/llvm-6502.git
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b0940b46ed
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156652 91177308-0d34-0410-b5e6-96231b3b80d8
460 lines
15 KiB
C++
460 lines
15 KiB
C++
//===- llvm/unittest/ADT/StringRefTest.cpp - StringRef unit tests ---------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "gtest/gtest.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/ADT/Hashing.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/Support/raw_ostream.h"
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using namespace llvm;
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namespace llvm {
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std::ostream &operator<<(std::ostream &OS, const StringRef &S) {
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OS << S.str();
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return OS;
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}
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std::ostream &operator<<(std::ostream &OS,
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const std::pair<StringRef, StringRef> &P) {
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OS << "(" << P.first << ", " << P.second << ")";
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return OS;
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}
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}
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namespace {
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TEST(StringRefTest, Construction) {
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EXPECT_EQ("", StringRef());
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EXPECT_EQ("hello", StringRef("hello"));
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EXPECT_EQ("hello", StringRef("hello world", 5));
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EXPECT_EQ("hello", StringRef(std::string("hello")));
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}
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TEST(StringRefTest, Iteration) {
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StringRef S("hello");
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const char *p = "hello";
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for (const char *it = S.begin(), *ie = S.end(); it != ie; ++it, ++p)
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EXPECT_EQ(*it, *p);
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}
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TEST(StringRefTest, StringOps) {
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const char *p = "hello";
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EXPECT_EQ(p, StringRef(p, 0).data());
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EXPECT_TRUE(StringRef().empty());
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EXPECT_EQ((size_t) 5, StringRef("hello").size());
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EXPECT_EQ(-1, StringRef("aab").compare("aad"));
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EXPECT_EQ( 0, StringRef("aab").compare("aab"));
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EXPECT_EQ( 1, StringRef("aab").compare("aaa"));
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EXPECT_EQ(-1, StringRef("aab").compare("aabb"));
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EXPECT_EQ( 1, StringRef("aab").compare("aa"));
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EXPECT_EQ( 1, StringRef("\xFF").compare("\1"));
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EXPECT_EQ(-1, StringRef("AaB").compare_lower("aAd"));
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EXPECT_EQ( 0, StringRef("AaB").compare_lower("aab"));
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EXPECT_EQ( 1, StringRef("AaB").compare_lower("AAA"));
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EXPECT_EQ(-1, StringRef("AaB").compare_lower("aaBb"));
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EXPECT_EQ( 1, StringRef("AaB").compare_lower("aA"));
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EXPECT_EQ( 1, StringRef("\xFF").compare_lower("\1"));
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EXPECT_EQ(-1, StringRef("aab").compare_numeric("aad"));
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EXPECT_EQ( 0, StringRef("aab").compare_numeric("aab"));
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EXPECT_EQ( 1, StringRef("aab").compare_numeric("aaa"));
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EXPECT_EQ(-1, StringRef("aab").compare_numeric("aabb"));
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EXPECT_EQ( 1, StringRef("aab").compare_numeric("aa"));
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EXPECT_EQ(-1, StringRef("1").compare_numeric("10"));
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EXPECT_EQ( 0, StringRef("10").compare_numeric("10"));
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EXPECT_EQ( 0, StringRef("10a").compare_numeric("10a"));
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EXPECT_EQ( 1, StringRef("2").compare_numeric("1"));
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EXPECT_EQ( 0, StringRef("llvm_v1i64_ty").compare_numeric("llvm_v1i64_ty"));
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EXPECT_EQ( 1, StringRef("\xFF").compare_numeric("\1"));
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EXPECT_EQ( 1, StringRef("V16").compare_numeric("V1_q0"));
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EXPECT_EQ(-1, StringRef("V1_q0").compare_numeric("V16"));
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EXPECT_EQ(-1, StringRef("V8_q0").compare_numeric("V16"));
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EXPECT_EQ( 1, StringRef("V16").compare_numeric("V8_q0"));
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EXPECT_EQ(-1, StringRef("V1_q0").compare_numeric("V8_q0"));
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EXPECT_EQ( 1, StringRef("V8_q0").compare_numeric("V1_q0"));
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}
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TEST(StringRefTest, Operators) {
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EXPECT_EQ("", StringRef());
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EXPECT_TRUE(StringRef("aab") < StringRef("aad"));
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EXPECT_FALSE(StringRef("aab") < StringRef("aab"));
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EXPECT_TRUE(StringRef("aab") <= StringRef("aab"));
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EXPECT_FALSE(StringRef("aab") <= StringRef("aaa"));
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EXPECT_TRUE(StringRef("aad") > StringRef("aab"));
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EXPECT_FALSE(StringRef("aab") > StringRef("aab"));
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EXPECT_TRUE(StringRef("aab") >= StringRef("aab"));
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EXPECT_FALSE(StringRef("aaa") >= StringRef("aab"));
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EXPECT_EQ(StringRef("aab"), StringRef("aab"));
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EXPECT_FALSE(StringRef("aab") == StringRef("aac"));
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EXPECT_FALSE(StringRef("aab") != StringRef("aab"));
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EXPECT_TRUE(StringRef("aab") != StringRef("aac"));
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EXPECT_EQ('a', StringRef("aab")[1]);
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}
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TEST(StringRefTest, Substr) {
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StringRef Str("hello");
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EXPECT_EQ("lo", Str.substr(3));
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EXPECT_EQ("", Str.substr(100));
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EXPECT_EQ("hello", Str.substr(0, 100));
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EXPECT_EQ("o", Str.substr(4, 10));
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}
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TEST(StringRefTest, Slice) {
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StringRef Str("hello");
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EXPECT_EQ("l", Str.slice(2, 3));
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EXPECT_EQ("ell", Str.slice(1, 4));
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EXPECT_EQ("llo", Str.slice(2, 100));
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EXPECT_EQ("", Str.slice(2, 1));
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EXPECT_EQ("", Str.slice(10, 20));
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}
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TEST(StringRefTest, Split) {
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StringRef Str("hello");
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EXPECT_EQ(std::make_pair(StringRef("hello"), StringRef("")),
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Str.split('X'));
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EXPECT_EQ(std::make_pair(StringRef("h"), StringRef("llo")),
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Str.split('e'));
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EXPECT_EQ(std::make_pair(StringRef(""), StringRef("ello")),
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Str.split('h'));
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EXPECT_EQ(std::make_pair(StringRef("he"), StringRef("lo")),
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Str.split('l'));
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EXPECT_EQ(std::make_pair(StringRef("hell"), StringRef("")),
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Str.split('o'));
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EXPECT_EQ(std::make_pair(StringRef("hello"), StringRef("")),
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Str.rsplit('X'));
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EXPECT_EQ(std::make_pair(StringRef("h"), StringRef("llo")),
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Str.rsplit('e'));
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EXPECT_EQ(std::make_pair(StringRef(""), StringRef("ello")),
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Str.rsplit('h'));
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EXPECT_EQ(std::make_pair(StringRef("hel"), StringRef("o")),
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Str.rsplit('l'));
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EXPECT_EQ(std::make_pair(StringRef("hell"), StringRef("")),
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Str.rsplit('o'));
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}
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TEST(StringRefTest, Split2) {
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SmallVector<StringRef, 5> parts;
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SmallVector<StringRef, 5> expected;
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expected.push_back("ab"); expected.push_back("c");
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StringRef(",ab,,c,").split(parts, ",", -1, false);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back(""); expected.push_back("ab"); expected.push_back("");
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expected.push_back("c"); expected.push_back("");
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StringRef(",ab,,c,").split(parts, ",", -1, true);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back("");
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StringRef("").split(parts, ",", -1, true);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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StringRef("").split(parts, ",", -1, false);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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StringRef(",").split(parts, ",", -1, false);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back(""); expected.push_back("");
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StringRef(",").split(parts, ",", -1, true);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back("a"); expected.push_back("b");
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StringRef("a,b").split(parts, ",", -1, true);
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EXPECT_TRUE(parts == expected);
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// Test MaxSplit
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expected.clear(); parts.clear();
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expected.push_back("a,,b,c");
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StringRef("a,,b,c").split(parts, ",", 0, true);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back("a,,b,c");
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StringRef("a,,b,c").split(parts, ",", 0, false);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back("a"); expected.push_back(",b,c");
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StringRef("a,,b,c").split(parts, ",", 1, true);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back("a"); expected.push_back(",b,c");
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StringRef("a,,b,c").split(parts, ",", 1, false);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back("a"); expected.push_back(""); expected.push_back("b,c");
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StringRef("a,,b,c").split(parts, ",", 2, true);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back("a"); expected.push_back("b,c");
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StringRef("a,,b,c").split(parts, ",", 2, false);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back("a"); expected.push_back(""); expected.push_back("b");
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expected.push_back("c");
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StringRef("a,,b,c").split(parts, ",", 3, true);
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EXPECT_TRUE(parts == expected);
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expected.clear(); parts.clear();
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expected.push_back("a"); expected.push_back("b"); expected.push_back("c");
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StringRef("a,,b,c").split(parts, ",", 3, false);
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EXPECT_TRUE(parts == expected);
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}
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TEST(StringRefTest, Trim) {
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StringRef Str0("hello");
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StringRef Str1(" hello ");
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StringRef Str2(" hello ");
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EXPECT_EQ(StringRef("hello"), Str0.rtrim());
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EXPECT_EQ(StringRef(" hello"), Str1.rtrim());
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EXPECT_EQ(StringRef(" hello"), Str2.rtrim());
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EXPECT_EQ(StringRef("hello"), Str0.ltrim());
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EXPECT_EQ(StringRef("hello "), Str1.ltrim());
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EXPECT_EQ(StringRef("hello "), Str2.ltrim());
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EXPECT_EQ(StringRef("hello"), Str0.trim());
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EXPECT_EQ(StringRef("hello"), Str1.trim());
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EXPECT_EQ(StringRef("hello"), Str2.trim());
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EXPECT_EQ(StringRef("ello"), Str0.trim("hhhhhhhhhhh"));
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EXPECT_EQ(StringRef(""), StringRef("").trim());
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EXPECT_EQ(StringRef(""), StringRef(" ").trim());
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EXPECT_EQ(StringRef("\0", 1), StringRef(" \0 ", 3).trim());
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EXPECT_EQ(StringRef("\0\0", 2), StringRef("\0\0", 2).trim());
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EXPECT_EQ(StringRef("x"), StringRef("\0\0x\0\0", 5).trim(StringRef("\0", 1)));
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}
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TEST(StringRefTest, StartsWith) {
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StringRef Str("hello");
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EXPECT_TRUE(Str.startswith("he"));
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EXPECT_FALSE(Str.startswith("helloworld"));
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EXPECT_FALSE(Str.startswith("hi"));
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}
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TEST(StringRefTest, EndsWith) {
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StringRef Str("hello");
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EXPECT_TRUE(Str.endswith("lo"));
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EXPECT_FALSE(Str.endswith("helloworld"));
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EXPECT_FALSE(Str.endswith("worldhello"));
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EXPECT_FALSE(Str.endswith("so"));
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}
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TEST(StringRefTest, Find) {
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StringRef Str("hello");
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EXPECT_EQ(2U, Str.find('l'));
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EXPECT_EQ(StringRef::npos, Str.find('z'));
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EXPECT_EQ(StringRef::npos, Str.find("helloworld"));
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EXPECT_EQ(0U, Str.find("hello"));
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EXPECT_EQ(1U, Str.find("ello"));
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EXPECT_EQ(StringRef::npos, Str.find("zz"));
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EXPECT_EQ(2U, Str.find("ll", 2));
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EXPECT_EQ(StringRef::npos, Str.find("ll", 3));
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EXPECT_EQ(0U, Str.find(""));
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StringRef LongStr("hellx xello hell ello world foo bar hello");
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EXPECT_EQ(36U, LongStr.find("hello"));
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EXPECT_EQ(28U, LongStr.find("foo"));
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EXPECT_EQ(12U, LongStr.find("hell", 2));
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EXPECT_EQ(0U, LongStr.find(""));
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EXPECT_EQ(3U, Str.rfind('l'));
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EXPECT_EQ(StringRef::npos, Str.rfind('z'));
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EXPECT_EQ(StringRef::npos, Str.rfind("helloworld"));
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EXPECT_EQ(0U, Str.rfind("hello"));
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EXPECT_EQ(1U, Str.rfind("ello"));
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EXPECT_EQ(StringRef::npos, Str.rfind("zz"));
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EXPECT_EQ(2U, Str.find_first_of('l'));
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EXPECT_EQ(1U, Str.find_first_of("el"));
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EXPECT_EQ(StringRef::npos, Str.find_first_of("xyz"));
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EXPECT_EQ(1U, Str.find_first_not_of('h'));
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EXPECT_EQ(4U, Str.find_first_not_of("hel"));
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EXPECT_EQ(StringRef::npos, Str.find_first_not_of("hello"));
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EXPECT_EQ(3U, Str.find_last_not_of('o'));
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EXPECT_EQ(1U, Str.find_last_not_of("lo"));
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EXPECT_EQ(StringRef::npos, Str.find_last_not_of("helo"));
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}
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TEST(StringRefTest, Count) {
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StringRef Str("hello");
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EXPECT_EQ(2U, Str.count('l'));
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EXPECT_EQ(1U, Str.count('o'));
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EXPECT_EQ(0U, Str.count('z'));
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EXPECT_EQ(0U, Str.count("helloworld"));
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EXPECT_EQ(1U, Str.count("hello"));
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EXPECT_EQ(1U, Str.count("ello"));
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EXPECT_EQ(0U, Str.count("zz"));
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}
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TEST(StringRefTest, EditDistance) {
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StringRef Str("hello");
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EXPECT_EQ(2U, Str.edit_distance("hill"));
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}
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TEST(StringRefTest, Misc) {
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std::string Storage;
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raw_string_ostream OS(Storage);
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OS << StringRef("hello");
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EXPECT_EQ("hello", OS.str());
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}
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TEST(StringRefTest, Hashing) {
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EXPECT_EQ(hash_value(std::string()), hash_value(StringRef()));
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EXPECT_EQ(hash_value(std::string()), hash_value(StringRef("")));
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std::string S = "hello world";
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hash_code H = hash_value(S);
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EXPECT_EQ(H, hash_value(StringRef("hello world")));
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EXPECT_EQ(H, hash_value(StringRef(S)));
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EXPECT_NE(H, hash_value(StringRef("hello worl")));
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EXPECT_EQ(hash_value(std::string("hello worl")),
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hash_value(StringRef("hello worl")));
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EXPECT_NE(H, hash_value(StringRef("hello world ")));
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EXPECT_EQ(hash_value(std::string("hello world ")),
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hash_value(StringRef("hello world ")));
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EXPECT_EQ(H, hash_value(StringRef("hello world\0")));
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EXPECT_NE(hash_value(std::string("ello worl")),
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hash_value(StringRef("hello world").slice(1, -1)));
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}
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struct UnsignedPair {
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const char *Str;
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uint64_t Expected;
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} Unsigned[] =
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{ {"0", 0}
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, {"255", 255}
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, {"256", 256}
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, {"65535", 65535}
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, {"65536", 65536}
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, {"4294967295", 4294967295ULL}
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, {"4294967296", 4294967296ULL}
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, {"18446744073709551615", 18446744073709551615ULL}
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, {"042", 34}
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, {"0x42", 66}
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, {"0b101010", 42}
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};
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struct SignedPair {
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const char *Str;
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int64_t Expected;
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} Signed[] =
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{ {"0", 0}
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, {"-0", 0}
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, {"127", 127}
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, {"128", 128}
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, {"-128", -128}
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, {"-129", -129}
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, {"32767", 32767}
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, {"32768", 32768}
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, {"-32768", -32768}
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, {"-32769", -32769}
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, {"2147483647", 2147483647LL}
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, {"2147483648", 2147483648LL}
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, {"-2147483648", -2147483648LL}
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, {"-2147483649", -2147483649LL}
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, {"-9223372036854775808", -(9223372036854775807LL) - 1}
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, {"042", 34}
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, {"0x42", 66}
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, {"0b101010", 42}
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, {"-042", -34}
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, {"-0x42", -66}
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, {"-0b101010", -42}
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};
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TEST(StringRefTest, getAsInteger) {
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uint8_t U8;
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uint16_t U16;
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uint32_t U32;
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uint64_t U64;
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for (size_t i = 0; i < array_lengthof(Unsigned); ++i) {
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bool U8Success = StringRef(Unsigned[i].Str).getAsInteger(0, U8);
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if (static_cast<uint8_t>(Unsigned[i].Expected) == Unsigned[i].Expected) {
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ASSERT_FALSE(U8Success);
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EXPECT_EQ(U8, Unsigned[i].Expected);
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} else {
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ASSERT_TRUE(U8Success);
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}
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bool U16Success = StringRef(Unsigned[i].Str).getAsInteger(0, U16);
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if (static_cast<uint16_t>(Unsigned[i].Expected) == Unsigned[i].Expected) {
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ASSERT_FALSE(U16Success);
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EXPECT_EQ(U16, Unsigned[i].Expected);
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} else {
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ASSERT_TRUE(U16Success);
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}
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bool U32Success = StringRef(Unsigned[i].Str).getAsInteger(0, U32);
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if (static_cast<uint32_t>(Unsigned[i].Expected) == Unsigned[i].Expected) {
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ASSERT_FALSE(U32Success);
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EXPECT_EQ(U32, Unsigned[i].Expected);
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} else {
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ASSERT_TRUE(U32Success);
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}
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bool U64Success = StringRef(Unsigned[i].Str).getAsInteger(0, U64);
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if (static_cast<uint64_t>(Unsigned[i].Expected) == Unsigned[i].Expected) {
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ASSERT_FALSE(U64Success);
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EXPECT_EQ(U64, Unsigned[i].Expected);
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} else {
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ASSERT_TRUE(U64Success);
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}
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}
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int8_t S8;
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int16_t S16;
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int32_t S32;
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int64_t S64;
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for (size_t i = 0; i < array_lengthof(Signed); ++i) {
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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
|