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Diffstat (limited to 'tests/auto/corelib/text/qlatin1stringmatcher/tst_qlatin1stringmatcher.cpp')
| -rw-r--r-- | tests/auto/corelib/text/qlatin1stringmatcher/tst_qlatin1stringmatcher.cpp | 567 |
1 files changed, 567 insertions, 0 deletions
diff --git a/tests/auto/corelib/text/qlatin1stringmatcher/tst_qlatin1stringmatcher.cpp b/tests/auto/corelib/text/qlatin1stringmatcher/tst_qlatin1stringmatcher.cpp new file mode 100644 index 0000000000..82e12bdfca --- /dev/null +++ b/tests/auto/corelib/text/qlatin1stringmatcher/tst_qlatin1stringmatcher.cpp @@ -0,0 +1,567 @@ +// Copyright (C) 2022 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only + +#include <QTest> + +#include <QtCore/QLatin1StringMatcher> +#include <QtCore/QStaticLatin1StringMatcher> + +#include <numeric> +#include <string> + +#include <thread> + +// COM interface +#if defined(interface) +# undef interface +#endif + +using namespace Qt::Literals::StringLiterals; + +class tst_QLatin1StringMatcher : public QObject +{ + Q_OBJECT + +private slots: + void overloads(); + void staticOverloads(); + void interface(); + void indexIn(); + void haystacksWithMoreThan4GiBWork(); + void staticLatin1StringMatcher(); +}; + +void tst_QLatin1StringMatcher::overloads() +{ + QLatin1StringView hello = "hello"_L1; + QByteArray hello2B = QByteArrayView(hello).toByteArray().repeated(2); + QLatin1StringView hello2(hello2B); + { + QLatin1StringMatcher m("hello"_L1, Qt::CaseSensitive); + QCOMPARE(m.pattern(), "hello"_L1); + QCOMPARE(m.indexIn("hello"_L1), 0); + QCOMPARE(m.indexIn("Hello"_L1), -1); + QCOMPARE(m.indexIn("Hellohello"_L1), 5); + QCOMPARE(m.indexIn("helloHello"_L1), 0); + QCOMPARE(m.indexIn("helloHello"_L1, 1), -1); + } + { + QLatin1StringMatcher m("Hello"_L1, Qt::CaseSensitive); + QCOMPARE(m.pattern(), "Hello"_L1); + QCOMPARE(m.indexIn("hello"_L1), -1); + QCOMPARE(m.indexIn("Hello"_L1), 0); + QCOMPARE(m.indexIn("Hellohello"_L1), 0); + QCOMPARE(m.indexIn("helloHello"_L1), 5); + QCOMPARE(m.indexIn("helloHello"_L1, 6), -1); + } + { + QLatin1StringMatcher m("hello"_L1, Qt::CaseInsensitive); + QCOMPARE(m.pattern(), "hello"_L1); + QCOMPARE(m.indexIn("hello"_L1), 0); + QCOMPARE(m.indexIn("Hello"_L1), 0); + QCOMPARE(m.indexIn("Hellohello"_L1), 0); + QCOMPARE(m.indexIn("helloHello"_L1), 0); + QCOMPARE(m.indexIn("helloHello"_L1, 1), 5); + QCOMPARE(m.indexIn("helloHello"_L1, 6), -1); + } + { + QLatin1StringMatcher m("Hello"_L1, Qt::CaseInsensitive); + QCOMPARE(m.pattern(), "Hello"_L1); + QCOMPARE(m.indexIn("hello"_L1), 0); + QCOMPARE(m.indexIn("Hello"_L1), 0); + QCOMPARE(m.indexIn("Hellohello"_L1), 0); + QCOMPARE(m.indexIn("helloHello"_L1), 0); + QCOMPARE(m.indexIn("helloHello"_L1, 1), 5); + QCOMPARE(m.indexIn("helloHello"_L1, 6), -1); + } + { + QLatin1StringMatcher m(hello, Qt::CaseSensitive); + QCOMPARE(m.pattern(), "hello"_L1); + QCOMPARE(m.indexIn(hello), 0); + QCOMPARE(m.indexIn(hello, 1), -1); + QCOMPARE(m.indexIn(hello2, 1), hello.size()); + QCOMPARE(m.indexIn(hello2, 6), -1); + } +} + +void tst_QLatin1StringMatcher::staticOverloads() +{ +#ifdef QT_STATIC_BOYER_MOORE_NOT_SUPPORTED + QSKIP("Test is only valid on an OS that supports static latin1 string matcher"); +#else + constexpr QLatin1StringView hello = "hello"_L1; + QByteArray hello2B = QByteArrayView(hello).toByteArray().repeated(2); + QLatin1StringView hello2(hello2B); + { + static constexpr auto m = qMakeStaticCaseSensitiveLatin1StringMatcher("hel"); + QCOMPARE(m.indexIn("hello"_L1), 0); + QCOMPARE(m.indexIn("Hello"_L1), -1); + QCOMPARE(m.indexIn("Hellohello"_L1), 5); + QCOMPARE(m.indexIn("helloHello"_L1), 0); + QCOMPARE(m.indexIn("he"_L1), -1); + QCOMPARE(m.indexIn("hel"_L1), 0); + QCOMPARE(m.indexIn(hello), 0); + QCOMPARE(m.indexIn(hello, 1), -1); // from is 1 + QCOMPARE(m.indexIn(hello2, 2), hello.size()); // from is 2 + QCOMPARE(m.indexIn(hello2, 3), hello.size()); // from is 3 + QCOMPARE(m.indexIn(hello2, 6), -1); // from is 6 + static_assert(m.indexIn("hello"_L1) == 0); + static_assert(m.indexIn("Hello"_L1) == -1); + static_assert(m.indexIn("Hellohello"_L1) == 5); + static_assert(m.indexIn("helloHello"_L1) == 0); + static_assert(m.indexIn("he"_L1) == -1); + static_assert(m.indexIn("hel"_L1) == 0); + static_assert(m.indexIn("hellohello"_L1, 2) == 5); // from is 2 + static_assert(m.indexIn("hellohello"_L1, 3) == 5); // from is 3 + static_assert(m.indexIn("hellohello"_L1, 6) == -1); // from is 6 + } + { + static constexpr auto m = qMakeStaticCaseSensitiveLatin1StringMatcher("Hel"); + QCOMPARE(m.indexIn("hello"_L1), -1); + QCOMPARE(m.indexIn("Hello"_L1), 0); + QCOMPARE(m.indexIn("Hellohello"_L1), 0); + QCOMPARE(m.indexIn("helloHello"_L1), 5); + QCOMPARE(m.indexIn("helloHello"_L1, 6), -1); + QCOMPARE(m.indexIn("He"_L1), -1); + QCOMPARE(m.indexIn("Hel"_L1), 0); + QCOMPARE(m.indexIn(hello), -1); + QCOMPARE(m.indexIn(hello2, 2), -1); // from is 2 + QCOMPARE(m.indexIn(hello2, 6), -1); // from is 6 + static_assert(m.indexIn("hello"_L1) == -1); + static_assert(m.indexIn("Hello"_L1) == 0); + static_assert(m.indexIn("Hellohello"_L1) == 0); + static_assert(m.indexIn("helloHello"_L1) == 5); + static_assert(m.indexIn("helloHello"_L1, 6) == -1); + static_assert(m.indexIn("He"_L1) == -1); + static_assert(m.indexIn("Hel"_L1) == 0); + static_assert(m.indexIn("hellohello"_L1, 2) == -1); // from is 2 + static_assert(m.indexIn("hellohello"_L1, 6) == -1); // from is 6 + } + { + static constexpr auto m = qMakeStaticCaseInsensitiveLatin1StringMatcher("hel"); + QCOMPARE(m.indexIn("hello"_L1), 0); + QCOMPARE(m.indexIn("Hello"_L1), 0); + QCOMPARE(m.indexIn("Hellohello"_L1), 0); + QCOMPARE(m.indexIn("helloHello"_L1), 0); + QCOMPARE(m.indexIn("he"_L1), -1); + QCOMPARE(m.indexIn("hel"_L1), 0); + QCOMPARE(m.indexIn(hello), 0); + QCOMPARE(m.indexIn(hello, 1), -1); + QCOMPARE(m.indexIn(hello2, 2), hello.size()); // from is 2 + QCOMPARE(m.indexIn(hello2, 3), hello.size()); // from is 3 + QCOMPARE(m.indexIn(hello2, 6), -1); // from is 6 + static_assert(m.indexIn("hello"_L1) == 0); + static_assert(m.indexIn("Hello"_L1) == 0); + static_assert(m.indexIn("Hellohello"_L1) == 0); + static_assert(m.indexIn("helloHello"_L1) == 0); + static_assert(m.indexIn("he"_L1) == -1); + static_assert(m.indexIn("hel"_L1) == 0); + static_assert(m.indexIn("hellohello"_L1, 2) == 5); // from is 2 + static_assert(m.indexIn("hellohello"_L1, 3) == 5); // from is 3 + static_assert(m.indexIn("hellohello"_L1, 6) == -1); // from is 6 + } + { + static constexpr auto m = qMakeStaticCaseInsensitiveLatin1StringMatcher("Hel"); + QCOMPARE(m.indexIn("hello"_L1), 0); + QCOMPARE(m.indexIn("Hello"_L1), 0); + QCOMPARE(m.indexIn("Hellohello"_L1), 0); + QCOMPARE(m.indexIn("helloHello"_L1), 0); + QCOMPARE(m.indexIn("he"_L1), -1); + QCOMPARE(m.indexIn("hel"_L1), 0); + QCOMPARE(m.indexIn(hello), 0); + QCOMPARE(m.indexIn(hello, 1), -1); + QCOMPARE(m.indexIn(hello2, 2), hello.size()); // from is 2 + QCOMPARE(m.indexIn(hello2, 3), hello.size()); // from is 3 + QCOMPARE(m.indexIn(hello2, 6), -1); // from is 6 + static_assert(m.indexIn("hello"_L1) == 0); + static_assert(m.indexIn("Hello"_L1) == 0); + static_assert(m.indexIn("Hellohello"_L1) == 0); + static_assert(m.indexIn("helloHello"_L1) == 0); + static_assert(m.indexIn("he"_L1) == -1); + static_assert(m.indexIn("hel"_L1) == 0); + static_assert(m.indexIn("hellohello"_L1, 2) == 5); // from is 2 + static_assert(m.indexIn("hellohello"_L1, 3) == 5); // from is 3 + static_assert(m.indexIn("hellohello"_L1, 6) == -1); // from is 6 + } + { + static constexpr auto m = qMakeStaticCaseInsensitiveLatin1StringMatcher("b\xF8"); + QCOMPARE(m.indexIn("B\xD8"_L1), 0); + QCOMPARE(m.indexIn("B\xF8"_L1), 0); + QCOMPARE(m.indexIn("b\xD8"_L1), 0); + QCOMPARE(m.indexIn("b\xF8"_L1), 0); + QCOMPARE(m.indexIn("b\xF8lle"_L1), 0); + QCOMPARE(m.indexIn("m\xF8lle"_L1), -1); + QCOMPARE(m.indexIn("Si b\xF8"_L1), 3); + } + { + static constexpr auto m = qMakeStaticCaseSensitiveLatin1StringMatcher("b\xF8"); + QCOMPARE(m.indexIn("B\xD8"_L1), -1); + QCOMPARE(m.indexIn("B\xF8"_L1), -1); + QCOMPARE(m.indexIn("b\xD8"_L1), -1); + QCOMPARE(m.indexIn("b\xF8"_L1), 0); + QCOMPARE(m.indexIn("b\xF8lle"_L1), 0); + QCOMPARE(m.indexIn("m\xF8lle"_L1), -1); + QCOMPARE(m.indexIn("Si b\xF8"_L1), 3); + } +#endif +} + +void tst_QLatin1StringMatcher::interface() +{ + QLatin1StringView needle = "abc123"_L1; + QByteArray haystackT(500, 'a'); + haystackT.insert(6, "123"); + haystackT.insert(31, "abc"); + haystackT.insert(42, "abc123"); + haystackT.insert(84, "abc123"); + QLatin1StringView haystack(haystackT); + + QLatin1StringMatcher matcher1; + + matcher1 = QLatin1StringMatcher(needle, Qt::CaseSensitive); + QLatin1StringMatcher matcher2; + matcher2.setPattern(needle); + + QLatin1StringMatcher matcher3 = QLatin1StringMatcher(needle, Qt::CaseSensitive); + QLatin1StringMatcher matcher4; + matcher4 = matcher3; + + QCOMPARE(matcher1.indexIn(haystack), 42); + QCOMPARE(matcher2.indexIn(haystack), 42); + QCOMPARE(matcher3.indexIn(haystack), 42); + QCOMPARE(matcher4.indexIn(haystack), 42); + + QCOMPARE(matcher1.indexIn(haystack, 43), 84); + QCOMPARE(matcher1.indexIn(haystack, 85), -1); + + QLatin1StringMatcher matcher5("123"_L1, Qt::CaseSensitive); + QCOMPARE(matcher5.indexIn(haystack), 6); + + matcher5 = QLatin1StringMatcher("abc"_L1, Qt::CaseSensitive); + QCOMPARE(matcher5.indexIn(haystack), 31); + + matcher5.setPattern(matcher4.pattern()); + QCOMPARE(matcher5.indexIn(haystack), 42); + + QLatin1StringMatcher matcher6 = matcher5; + QCOMPARE(matcher6.indexIn(haystack), 42); + + QLatin1StringMatcher matcher7 = std::move(matcher5); + QCOMPARE(matcher7.indexIn(haystack), 42); + + matcher1.setPattern("123"_L1); + matcher7 = std::move(matcher1); + QCOMPARE(matcher7.indexIn(haystack), 6); +} + +#define LONG_STRING__32 "abcdefghijklmnopqrstuvwxyz012345" +#define LONG_STRING__64 LONG_STRING__32 LONG_STRING__32 +#define LONG_STRING_128 LONG_STRING__64 LONG_STRING__64 +#define LONG_STRING_256 LONG_STRING_128 LONG_STRING_128 +#define LONG_STRING_512 LONG_STRING_256 LONG_STRING_256 + +void tst_QLatin1StringMatcher::indexIn() +{ + const char p_data[] = { 0x0, 0x0, 0x1 }; + QLatin1StringView pattern(p_data, sizeof(p_data)); + + QByteArray haystackT(8, '\0'); + haystackT[7] = 0x1; + QLatin1StringView haystack(haystackT); + + QLatin1StringMatcher matcher; + + matcher = QLatin1StringMatcher(pattern, Qt::CaseSensitive); + QCOMPARE(matcher.indexIn(haystack, 0), 5); + QCOMPARE(matcher.indexIn(haystack, 1), 5); + QCOMPARE(matcher.indexIn(haystack, 2), 5); + + matcher.setPattern(pattern); + QCOMPARE(matcher.indexIn(haystack, 0), 5); + QCOMPARE(matcher.indexIn(haystack, 1), 5); + QCOMPARE(matcher.indexIn(haystack, 2), 5); + + std::array<char, 256> allChars; + for (int i = 0; i < 256; ++i) + allChars[i] = char(i); + + matcher = QLatin1StringMatcher(QLatin1StringView(allChars), Qt::CaseSensitive); + haystackT = LONG_STRING__32 "x"; + haystackT += matcher.pattern(); + haystack = QLatin1StringView(haystackT); + QCOMPARE(matcher.indexIn(haystack, 0), 33); + QCOMPARE(matcher.indexIn(haystack, 1), 33); + QCOMPARE(matcher.indexIn(haystack, 2), 33); + QCOMPARE(matcher.indexIn(haystack, 33), 33); + QCOMPARE(matcher.indexIn(haystack, 34), -1); + + matcher = QLatin1StringMatcher(QLatin1StringView(LONG_STRING_256), Qt::CaseSensitive); + haystackT = QByteArray(LONG_STRING__32 "x"); + haystackT += matcher.pattern(); + haystackT += QByteArrayView("Just junk at the end"); + haystack = QLatin1StringView(haystackT); + QCOMPARE(matcher.indexIn(haystack, 0), 33); + QCOMPARE(matcher.indexIn(haystack, 1), 33); + QCOMPARE(matcher.indexIn(haystack, 2), 33); + QCOMPARE(matcher.indexIn(haystack, 33), 33); + QCOMPARE(matcher.indexIn(haystack, 34), -1); + matcher.setCaseSensitivity(Qt::CaseInsensitive); + QCOMPARE(matcher.indexIn(haystack, 0), 33); + QCOMPARE(matcher.indexIn(haystack, 1), 33); + QCOMPARE(matcher.indexIn(haystack, 2), 33); + QCOMPARE(matcher.indexIn(haystack, 33), 33); + QCOMPARE(matcher.indexIn(haystack, 34), -1); + + matcher = QLatin1StringMatcher(QLatin1StringView(LONG_STRING_512), Qt::CaseInsensitive); + haystackT = QByteArray(LONG_STRING__32 "x"); + haystackT += matcher.pattern(); + haystackT += QByteArrayView("Just junk at the end"); + haystack = QLatin1StringView(haystackT); + QCOMPARE(matcher.indexIn(haystack, 0), 33); + QCOMPARE(matcher.indexIn(haystack, 1), 33); + QCOMPARE(matcher.indexIn(haystack, 2), 33); + QCOMPARE(matcher.indexIn(haystack, 33), 33); + QCOMPARE(matcher.indexIn(haystack, 34), -1); + matcher.setCaseSensitivity(Qt::CaseSensitive); + QCOMPARE(matcher.indexIn(haystack, 0), 33); + QCOMPARE(matcher.indexIn(haystack, 1), 33); + QCOMPARE(matcher.indexIn(haystack, 2), 33); + QCOMPARE(matcher.indexIn(haystack, 33), 33); + QCOMPARE(matcher.indexIn(haystack, 34), -1); + + matcher = QLatin1StringMatcher(QLatin1StringView(""), Qt::CaseSensitive); + haystackT = QByteArray(LONG_STRING__32 "x"); + haystack = QLatin1StringView(haystackT); + QCOMPARE(matcher.indexIn(haystack, 0), 0); + QCOMPARE(matcher.indexIn(haystack, 1), 1); + QCOMPARE(matcher.indexIn(haystack, 2), 2); + QCOMPARE(matcher.indexIn(haystack, 33), 33); + + matcher = QLatin1StringMatcher(QLatin1StringView(""), Qt::CaseInsensitive); + haystackT = QByteArray(LONG_STRING__32 "x"); + haystack = QLatin1StringView(haystackT); + QCOMPARE(matcher.indexIn(haystack, 0), 0); + QCOMPARE(matcher.indexIn(haystack, 1), 1); + QCOMPARE(matcher.indexIn(haystack, 2), 2); + QCOMPARE(matcher.indexIn(haystack, 33), 33); + + matcher = QLatin1StringMatcher(QLatin1StringView("m\xF8"), Qt::CaseInsensitive); + haystackT = QByteArray("M\xF8m\xF8"); + haystack = QLatin1StringView(haystackT); + QCOMPARE(matcher.indexIn(haystack, 0), 0); + QCOMPARE(matcher.indexIn(haystack, 1), 2); + QCOMPARE(matcher.indexIn(haystack, 2), 2); + QCOMPARE(matcher.indexIn(haystack, 3), -1); + matcher.setCaseSensitivity(Qt::CaseSensitive); + QCOMPARE(matcher.indexIn(haystack, 0), 2); + QCOMPARE(matcher.indexIn(haystack, 1), 2); + QCOMPARE(matcher.indexIn(haystack, 2), 2); + QCOMPARE(matcher.indexIn(haystack, 3), -1); +} + +void tst_QLatin1StringMatcher::haystacksWithMoreThan4GiBWork() +{ +#if QT_POINTER_SIZE > 4 + // use a large needle to trigger long skips in the Boyer-Moore algorithm + // (to speed up the test) + constexpr std::string_view needle = LONG_STRING_256; + + // + // GIVEN: a haystack with more than 4 GiB of data + // + + // don't use QByteArray because freeSpaceAtEnd() may break reserve() + // semantics and a realloc is the last thing we need here + std::string large; + QElapsedTimer timer; + timer.start(); + constexpr size_t GiB = 1024 * 1024 * 1024; + constexpr size_t BaseSize = 4 * GiB + 1; + try { + large.reserve(BaseSize + needle.size()); + large.resize(BaseSize, '\0'); + large.append(needle); + } catch (const std::bad_alloc &) { + QSKIP("Could not allocate 4GiB plus a couple hundred bytes of RAM."); + } + QCOMPARE(large.size(), BaseSize + needle.size()); + qDebug("created dataset in %lld ms", timer.elapsed()); + + using MaybeThread = std::thread; + + // + // WHEN: trying to match an occurrence past the 4GiB mark + // + + qsizetype dynamicResult; + + auto t = MaybeThread{ [&] { + QLatin1StringMatcher m(QLatin1StringView(needle), Qt::CaseSensitive); + dynamicResult = m.indexIn(QLatin1StringView(large)); + } }; + t.join(); + + // + // THEN: the result index is not trucated + // + + QCOMPARE(dynamicResult, qsizetype(BaseSize)); +#else + QSKIP("This test is 64-bit only."); +#endif +} + +void tst_QLatin1StringMatcher::staticLatin1StringMatcher() +{ +#ifdef QT_STATIC_BOYER_MOORE_NOT_SUPPORTED + QSKIP("Test is only valid on an OS that supports static latin1 string matcher"); +#else + { + static constexpr auto smatcher = qMakeStaticCaseSensitiveLatin1StringMatcher("Hello"); + QCOMPARE(smatcher.indexIn("Hello"_L1), 0); + QCOMPARE(smatcher.indexIn("Hello, World!"_L1), 0); + QCOMPARE(smatcher.indexIn("Hello, World!"_L1, 0), 0); + QCOMPARE(smatcher.indexIn("Hello, World!"_L1, 1), -1); + QCOMPARE(smatcher.indexIn("aHello, World!"_L1), 1); + QCOMPARE(smatcher.indexIn("aaHello, World!"_L1), 2); + QCOMPARE(smatcher.indexIn("aaaHello, World!"_L1), 3); + QCOMPARE(smatcher.indexIn("aaaaHello, World!"_L1), 4); + QCOMPARE(smatcher.indexIn("aaaaaHello, World!"_L1), 5); + QCOMPARE(smatcher.indexIn("aaaaaaHello, World!"_L1), 6); + QCOMPARE(smatcher.indexIn("HHello, World!"_L1), 1); + QCOMPARE(smatcher.indexIn("HeHello, World!"_L1), 2); + QCOMPARE(smatcher.indexIn("HelHello, World!"_L1), 3); + QCOMPARE(smatcher.indexIn("HellHello, World!"_L1), 4); + QCOMPARE(smatcher.indexIn("HellaHello, World!"_L1), 5); + QCOMPARE(smatcher.indexIn("HellauHello, World!"_L1), 6); + QCOMPARE(smatcher.indexIn("aHella, World!"_L1), -1); + QCOMPARE(smatcher.indexIn("aaHella, World!"_L1), -1); + QCOMPARE(smatcher.indexIn("aaaHella, World!"_L1), -1); + QCOMPARE(smatcher.indexIn("aaaaHella, World!"_L1), -1); + QCOMPARE(smatcher.indexIn("aaaaaHella, World!"_L1), -1); + QCOMPARE(smatcher.indexIn("aaaaaaHella, World!"_L1), -1); + + QCOMPARE(smatcher.indexIn("aHello"_L1), 1); + QCOMPARE(smatcher.indexIn("aaHello"_L1), 2); + QCOMPARE(smatcher.indexIn("aaaHello"_L1), 3); + QCOMPARE(smatcher.indexIn("aaaaHello"_L1), 4); + QCOMPARE(smatcher.indexIn("aaaaaHello"_L1), 5); + QCOMPARE(smatcher.indexIn("aaaaaaHello"_L1), 6); + QCOMPARE(smatcher.indexIn("HHello"_L1), 1); + QCOMPARE(smatcher.indexIn("HeHello"_L1), 2); + QCOMPARE(smatcher.indexIn("HelHello"_L1), 3); + QCOMPARE(smatcher.indexIn("HellHello"_L1), 4); + QCOMPARE(smatcher.indexIn("HellaHello"_L1), 5); + QCOMPARE(smatcher.indexIn("HellauHello"_L1), 6); + QCOMPARE(smatcher.indexIn("aHella"_L1), -1); + QCOMPARE(smatcher.indexIn("aaHella"_L1), -1); + QCOMPARE(smatcher.indexIn("aaaHella"_L1), -1); + QCOMPARE(smatcher.indexIn("aaaaHella"_L1), -1); + QCOMPARE(smatcher.indexIn("aaaaaHella"_L1), -1); + QCOMPARE(smatcher.indexIn("aaaaaaHella"_L1), -1); + + constexpr qsizetype found = smatcher.indexIn("Oh Hello"_L1); + static_assert(found == 3); + + static_assert(smatcher.indexIn("Hello"_L1) == 0); + static_assert(smatcher.indexIn("Hello, World!"_L1) == 0); + static_assert(smatcher.indexIn("Hello, World!"_L1, 0) == 0); + static_assert(smatcher.indexIn("Hello, World!"_L1, 1) == -1); + static_assert(smatcher.indexIn("aHello, World!"_L1) == 1); + static_assert(smatcher.indexIn("aaHello, World!"_L1) == 2); + static_assert(smatcher.indexIn("aaaHello, World!"_L1) == 3); + static_assert(smatcher.indexIn("aaaaHello, World!"_L1) == 4); + static_assert(smatcher.indexIn("aaaaaHello, World!"_L1) == 5); + static_assert(smatcher.indexIn("aaaaaaHello, World!"_L1) == 6); + static_assert(smatcher.indexIn("HHello, World!"_L1) == 1); + static_assert(smatcher.indexIn("HeHello, World!"_L1) == 2); + static_assert(smatcher.indexIn("HelHello, World!"_L1) == 3); + static_assert(smatcher.indexIn("HellHello, World!"_L1) == 4); + static_assert(smatcher.indexIn("HellaHello, World!"_L1) == 5); + static_assert(smatcher.indexIn("HellauHello, World!"_L1) == 6); + static_assert(smatcher.indexIn("aHella, World!"_L1) == -1); + static_assert(smatcher.indexIn("aaHella, World!"_L1) == -1); + static_assert(smatcher.indexIn("aaaHella, World!"_L1) == -1); + static_assert(smatcher.indexIn("aaaaHella, World!"_L1) == -1); + static_assert(smatcher.indexIn("aaaaaHella, World!"_L1) == -1); + static_assert(smatcher.indexIn("aaaaaaHella, World!"_L1) == -1); + + static_assert(smatcher.indexIn("aHello"_L1) == 1); + static_assert(smatcher.indexIn("aaHello"_L1) == 2); + static_assert(smatcher.indexIn("aaaHello"_L1) == 3); + static_assert(smatcher.indexIn("aaaaHello"_L1) == 4); + static_assert(smatcher.indexIn("aaaaaHello"_L1) == 5); + static_assert(smatcher.indexIn("aaaaaaHello"_L1) == 6); + static_assert(smatcher.indexIn("HHello"_L1) == 1); + static_assert(smatcher.indexIn("HeHello"_L1) == 2); + static_assert(smatcher.indexIn("HelHello"_L1) == 3); + static_assert(smatcher.indexIn("HellHello"_L1) == 4); + static_assert(smatcher.indexIn("HellaHello"_L1) == 5); + static_assert(smatcher.indexIn("HellauHello"_L1) == 6); + static_assert(smatcher.indexIn("aHella"_L1) == -1); + static_assert(smatcher.indexIn("aaHella"_L1) == -1); + static_assert(smatcher.indexIn("aaaHella"_L1) == -1); + static_assert(smatcher.indexIn("aaaaHella"_L1) == -1); + static_assert(smatcher.indexIn("aaaaaHella"_L1) == -1); + static_assert(smatcher.indexIn("aaaaaaHella"_L1) == -1); + + static_assert(smatcher.indexIn("aHello"_L1) == 1); + static_assert(smatcher.indexIn("no"_L1) == -1); + static_assert(smatcher.indexIn("miss"_L1) == -1); + static_assert(smatcher.indexIn("amiss"_L1) == -1); + static_assert(smatcher.indexIn("olleH"_L1) == -1); + static_assert(smatcher.indexIn("HellNo"_L1) == -1); + static_assert(smatcher.indexIn("lloHello"_L1) == 3); + static_assert(smatcher.indexIn("lHello"_L1) == 1); + static_assert(smatcher.indexIn("oHello"_L1) == 1); + } + { + static constexpr auto smatcher = + qMakeStaticCaseSensitiveLatin1StringMatcher(LONG_STRING_256); + + QCOMPARE(smatcher.indexIn(QLatin1StringView("a" LONG_STRING_256)), 1); + QCOMPARE(smatcher.indexIn(QLatin1StringView("aa" LONG_STRING_256)), 2); + QCOMPARE(smatcher.indexIn(QLatin1StringView("aaa" LONG_STRING_256)), 3); + QCOMPARE(smatcher.indexIn(QLatin1StringView("aaaa" LONG_STRING_256)), 4); + QCOMPARE(smatcher.indexIn(QLatin1StringView("aaaaa" LONG_STRING_256)), 5); + QCOMPARE(smatcher.indexIn(QLatin1StringView("aaaaaa" LONG_STRING_256)), 6); + QCOMPARE(smatcher.indexIn(QLatin1StringView("a" LONG_STRING_256 "a")), 1); + QCOMPARE(smatcher.indexIn(QLatin1StringView("aa" LONG_STRING_256 "a")), 2); + QCOMPARE(smatcher.indexIn(QLatin1StringView("aaa" LONG_STRING_256 "a")), 3); + QCOMPARE(smatcher.indexIn(QLatin1StringView("aaaa" LONG_STRING_256 "a")), 4); + QCOMPARE(smatcher.indexIn(QLatin1StringView("aaaaa" LONG_STRING_256 "a")), 5); + QCOMPARE(smatcher.indexIn(QLatin1StringView("aaaaaa" LONG_STRING_256 "a")), 6); + QCOMPARE(smatcher.indexIn(QLatin1StringView(LONG_STRING__32 "x" LONG_STRING_256)), 33); + QCOMPARE(smatcher.indexIn(QLatin1StringView(LONG_STRING__64 "x" LONG_STRING_256)), 65); + QCOMPARE(smatcher.indexIn(QLatin1StringView(LONG_STRING_128 "x" LONG_STRING_256)), 129); + + static_assert(smatcher.indexIn(QLatin1StringView("a" LONG_STRING_256)) == 1); + static_assert(smatcher.indexIn(QLatin1StringView("aa" LONG_STRING_256)) == 2); + static_assert(smatcher.indexIn(QLatin1StringView("aaa" LONG_STRING_256)) == 3); + static_assert(smatcher.indexIn(QLatin1StringView("aaaa" LONG_STRING_256)) == 4); + static_assert(smatcher.indexIn(QLatin1StringView("aaaaa" LONG_STRING_256)) == 5); + static_assert(smatcher.indexIn(QLatin1StringView("aaaaaa" LONG_STRING_256)) == 6); + static_assert(smatcher.indexIn(QLatin1StringView("a" LONG_STRING_256 "a")) == 1); + static_assert(smatcher.indexIn(QLatin1StringView("aa" LONG_STRING_256 "a")) == 2); + static_assert(smatcher.indexIn(QLatin1StringView("aaa" LONG_STRING_256 "a")) == 3); + static_assert(smatcher.indexIn(QLatin1StringView("aaaa" LONG_STRING_256 "a")) == 4); + static_assert(smatcher.indexIn(QLatin1StringView("aaaaa" LONG_STRING_256 "a")) == 5); + static_assert(smatcher.indexIn(QLatin1StringView("aaaaaa" LONG_STRING_256 "a")) == 6); + static_assert(smatcher.indexIn(QLatin1StringView(LONG_STRING__32 "x" LONG_STRING_256)) + == 33); + static_assert(smatcher.indexIn(QLatin1StringView(LONG_STRING__64 "x" LONG_STRING_256)) + == 65); + static_assert(smatcher.indexIn(QLatin1StringView(LONG_STRING_128 "x" LONG_STRING_256)) + == 129); + } +#endif +} + +#undef LONG_STRING_512 +#undef LONG_STRING_256 +#undef LONG_STRING_128 +#undef LONG_STRING__64 +#undef LONG_STRING__32 + +QTEST_APPLESS_MAIN(tst_QLatin1StringMatcher) +#include "tst_qlatin1stringmatcher.moc" |