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Diffstat (limited to 'Tools/TestWebKitAPI/Tests/WTF/StringView.cpp')
| -rw-r--r-- | Tools/TestWebKitAPI/Tests/WTF/StringView.cpp | 928 |
1 files changed, 928 insertions, 0 deletions
diff --git a/Tools/TestWebKitAPI/Tests/WTF/StringView.cpp b/Tools/TestWebKitAPI/Tests/WTF/StringView.cpp new file mode 100644 index 000000000..93592834a --- /dev/null +++ b/Tools/TestWebKitAPI/Tests/WTF/StringView.cpp @@ -0,0 +1,928 @@ +/* + * Copyright (C) 2014 Apple Inc. 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. + * + * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF + * THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "config.h" + +#include <wtf/text/StringBuilder.h> +#include <wtf/text/StringView.h> + +namespace TestWebKitAPI { + +StringView stringViewFromLiteral(const char* characters) +{ + return StringView(reinterpret_cast<const LChar*>(characters), strlen(characters)); +} + +StringView stringViewFromUTF8(String &ref, const char* characters) +{ + ref = String::fromUTF8(characters); + return ref; +} + +TEST(WTF, StringViewEmptyVsNull) +{ + StringView nullView; + EXPECT_TRUE(nullView.isNull()); + EXPECT_TRUE(nullView.isEmpty()); + + // Test in a boolean context to test operator bool(). + if (nullView) + FAIL(); + else + SUCCEED(); + + if (!nullView) + SUCCEED(); + else + FAIL(); + + StringView emptyView = StringView::empty(); + EXPECT_FALSE(emptyView.isNull()); + EXPECT_TRUE(emptyView.isEmpty()); + + // Test in a boolean context to test operator bool(). + if (emptyView) + SUCCEED(); + else + FAIL(); + + if (!emptyView) + FAIL(); + else + SUCCEED(); + + StringView viewWithCharacters(String("hello")); + EXPECT_FALSE(viewWithCharacters.isNull()); + EXPECT_FALSE(viewWithCharacters.isEmpty()); + + // Test in a boolean context to test operator bool(). + if (viewWithCharacters) + SUCCEED(); + else + FAIL(); + + if (!viewWithCharacters) + FAIL(); + else + SUCCEED(); +} + +bool compareLoopIterations(StringView::GraphemeClusters graphemeClusters, std::vector<StringView> expected) +{ + std::vector<StringView> actual; + for (auto graphemeCluster : graphemeClusters) + actual.push_back(graphemeCluster); + return actual == expected; +} + +bool compareLoopIterations(StringView::CodePoints codePoints, std::vector<UChar32> expected) +{ + std::vector<UChar32> actual; + for (auto codePoint : codePoints) + actual.push_back(codePoint); + return actual == expected; +} + +static bool compareLoopIterations(StringView::CodeUnits codeUnits, std::vector<UChar> expected) +{ + std::vector<UChar> actual; + for (auto codeUnit : codeUnits) + actual.push_back(codeUnit); + return actual == expected; +} + +static void build(StringBuilder& builder, std::vector<UChar> input) +{ + builder.clear(); + for (auto codeUnit : input) + builder.append(codeUnit); +} + +TEST(WTF, StringViewIterators) +{ + EXPECT_TRUE(compareLoopIterations(StringView().codePoints(), { })); + EXPECT_TRUE(compareLoopIterations(StringView().codeUnits(), { })); + EXPECT_TRUE(compareLoopIterations(StringView().graphemeClusters(), { })); + + EXPECT_TRUE(compareLoopIterations(StringView::empty().codePoints(), { })); + EXPECT_TRUE(compareLoopIterations(StringView::empty().codeUnits(), { })); + EXPECT_TRUE(compareLoopIterations(StringView::empty().graphemeClusters(), { })); + + String helo("helo"); + StringView heloView(helo); + + auto codePoints = heloView.codePoints(); + auto codePointsIterator = codePoints.begin(); + EXPECT_EQ(*codePointsIterator, 'h'); + EXPECT_EQ(*codePointsIterator, 'h'); + ++codePointsIterator; + ++codePointsIterator; + EXPECT_EQ(*codePointsIterator, 'l'); + auto savedIterator = codePointsIterator; + codePointsIterator = codePoints.begin(); + EXPECT_EQ(*codePointsIterator, 'h'); + codePointsIterator = savedIterator; + EXPECT_EQ(*codePointsIterator, 'l'); + String webkit("webkit"); + auto webkitCodePoints = StringView(webkit).codePoints(); + codePointsIterator = webkitCodePoints.begin(); + ++codePointsIterator; + ++codePointsIterator; + EXPECT_EQ(*codePointsIterator, 'b'); + while (codePointsIterator != webkitCodePoints.end()) + ++codePointsIterator; + + EXPECT_TRUE(compareLoopIterations(heloView.codePoints(), {'h', 'e', 'l', 'o'})); + EXPECT_TRUE(compareLoopIterations(heloView.codeUnits(), {'h', 'e', 'l', 'o'})); + EXPECT_TRUE(compareLoopIterations(heloView.graphemeClusters(), { + StringView(heloView.characters8(), 1), + StringView(heloView.characters8() + 1, 1), + StringView(heloView.characters8() + 2, 1), + StringView(heloView.characters8() + 3, 1)})); + + StringBuilder b; + build(b, {0xD800, 0xDD55}); // Surrogates for unicode code point U+10155 + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codePoints(), {0x10155})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codeUnits(), {0xD800, 0xDD55})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).graphemeClusters(), {StringView(b.toString())})); + + build(b, {0xD800}); // Leading surrogate only + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codePoints(), {0xD800})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codeUnits(), {0xD800})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).graphemeClusters(), {StringView(b.toString())})); + + build(b, {0xD800, 0xD801}); // Two leading surrogates + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codePoints(), {0xD800, 0xD801})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codeUnits(), {0xD800, 0xD801})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).graphemeClusters(), {StringView(b.characters16(), 1), StringView(b.characters16() + 1, 1)})); + + build(b, {0xDD55}); // Trailing surrogate only + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codePoints(), {0xDD55})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codeUnits(), {0xDD55})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).graphemeClusters(), {StringView(b.toString())})); + + build(b, {0xD800, 'h'}); // Leading surrogate followed by non-surrogate + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codePoints(), {0xD800, 'h'})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codeUnits(), {0xD800, 'h'})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).graphemeClusters(), {StringView(b.characters16(), 1), StringView(b.characters16() + 1, 1)})); + + build(b, {0x0306}); // "COMBINING BREVE" + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codePoints(), {0x0306})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codeUnits(), {0x0306})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).graphemeClusters(), {StringView(b.toString())})); + + build(b, {0x0306, 0xD800, 0xDD55, 'h', 'e', 'l', 'o'}); // Mix of single code unit and multi code unit code points + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codePoints(), {0x0306, 0x10155, 'h', 'e', 'l', 'o'})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codeUnits(), {0x0306, 0xD800, 0xDD55, 'h', 'e', 'l', 'o'})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).graphemeClusters(), { + StringView(b.characters16(), 1), + StringView(b.characters16() + 1, 2), + StringView(b.characters16() + 3, 1), + StringView(b.characters16() + 4, 1), + StringView(b.characters16() + 5, 1), + StringView(b.characters16() + 6, 1)})); + + build(b, {'e', 0x0301}); // "COMBINING ACUTE" + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codePoints(), {'e', 0x0301})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codeUnits(), {'e', 0x0301})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).graphemeClusters(), {StringView(b.toString())})); + + build(b, {'e', 0x0301, 0x0306, 'a'}); // "COMBINING ACUTE" "COMBINING BREVE" + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codePoints(), {'e', 0x0301, 0x0306, 'a'})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codeUnits(), {'e', 0x0301, 0x0306, 'a'})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).graphemeClusters(), { + StringView(b.characters16(), 3), + StringView(b.characters16() + 3, 1), + })); + + build(b, {0x1112, 0x116f, 0x11b6, 0x1107, 0x1161, 0x11B8}); // Korean combining Jamo + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codePoints(), {0x1112, 0x116f, 0x11b6, 0x1107, 0x1161, 0x11B8})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).codeUnits(), {0x1112, 0x116f, 0x11b6, 0x1107, 0x1161, 0x11B8})); + EXPECT_TRUE(compareLoopIterations(StringView(b.toString()).graphemeClusters(), { + StringView(b.characters16(), 3), + StringView(b.characters16() + 3, 3)})); +} + +static Vector<String> vectorFromSplitResult(const StringView::SplitResult& substrings) +{ + Vector<String> result; + for (StringView substring : substrings) + result.append(substring.toString()); + return result; +} + +TEST(WTF, StringViewSplitEmptyAndNullStrings) +{ + StringView a = emptyString(); + auto splitResult = a.split('b'); + EXPECT_TRUE(splitResult.begin() == splitResult.end()); + + a = { String { } }; + splitResult = a.split('b'); + EXPECT_TRUE(splitResult.begin() == splitResult.end()); + + a = { }; + splitResult = a.split('b'); + EXPECT_TRUE(splitResult.begin() == splitResult.end()); +} + +TEST(WTF, StringViewSplitBasic) +{ + String referenceHolder; + StringView a = stringViewFromUTF8(referenceHolder, "This is a sentence."); + + // Simple + Vector<String> actual = vectorFromSplitResult(a.split('T')); + Vector<String> expected({ "his is a sentence." }); + ASSERT_EQ(expected.size(), actual.size()); + for (size_t i = 0; i < actual.size(); ++i) + EXPECT_STREQ(expected[i].utf8().data(), actual[i].utf8().data()) << "Vectors differ at index " << i; + + actual = vectorFromSplitResult(a.split('.')); + expected = { "This is a sentence" }; + ASSERT_EQ(expected.size(), actual.size()); + for (size_t i = 0; i < actual.size(); ++i) + EXPECT_STREQ(expected[i].utf8().data(), actual[i].utf8().data()) << "Vectors differ at index " << i; + + actual = vectorFromSplitResult(a.split('a')); + expected = { "This is ", " sentence." }; + ASSERT_EQ(expected.size(), actual.size()); + for (size_t i = 0; i < actual.size(); ++i) + EXPECT_STREQ(expected[i].utf8().data(), actual[i].utf8().data()) << "Vectors differ at index " << i; + + actual = vectorFromSplitResult(a.split(' ')); + expected = { "This", "is", "a", "sentence." }; + ASSERT_EQ(expected.size(), actual.size()); + for (size_t i = 0; i < actual.size(); ++i) + EXPECT_STREQ(expected[i].utf8().data(), actual[i].utf8().data()) << "Vectors differ at index " << i; + + // Non-existent separator + actual = vectorFromSplitResult(a.split('z')); + expected = { "This is a sentence." }; + ASSERT_EQ(expected.size(), actual.size()); + for (size_t i = 0; i < actual.size(); ++i) + EXPECT_STREQ(expected[i].utf8().data(), actual[i].utf8().data()) << "Vectors differ at index " << i; +} + +TEST(WTF, StringViewSplitWithConsecutiveSeparators) +{ + String referenceHolder; + StringView a = stringViewFromUTF8(referenceHolder, "This is a sentence."); + + Vector<String> actual = vectorFromSplitResult(a.split(' ')); + Vector<String> expected({ "This", "is", "a", "sentence." }); + ASSERT_EQ(expected.size(), actual.size()); + for (size_t i = 0; i < actual.size(); ++i) + EXPECT_STREQ(expected[i].utf8().data(), actual[i].utf8().data()) << "Vectors differ at index " << i; +} + +TEST(WTF, StringViewEqualIgnoringASCIICaseBasic) +{ + RefPtr<StringImpl> a = StringImpl::createFromLiteral("aBcDeFG"); + RefPtr<StringImpl> b = StringImpl::createFromLiteral("ABCDEFG"); + RefPtr<StringImpl> c = StringImpl::createFromLiteral("abcdefg"); + const char d[] = "aBcDeFG"; + RefPtr<StringImpl> empty = StringImpl::create(reinterpret_cast<const LChar*>("")); + RefPtr<StringImpl> shorter = StringImpl::createFromLiteral("abcdef"); + RefPtr<StringImpl> different = StringImpl::createFromLiteral("abcrefg"); + + StringView stringViewA(*a.get()); + StringView stringViewB(*b.get()); + StringView stringViewC(*c.get()); + StringView emptyStringView(*empty.get()); + StringView shorterStringView(*shorter.get()); + StringView differentStringView(*different.get()); + + ASSERT_TRUE(equalIgnoringASCIICase(stringViewA, stringViewB)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewB, stringViewC)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewB, stringViewC)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewA, d)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewB, d)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewC, d)); + + // Identity. + ASSERT_TRUE(equalIgnoringASCIICase(stringViewA, stringViewA)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewB, stringViewB)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewC, stringViewC)); + + // Transitivity. + ASSERT_TRUE(equalIgnoringASCIICase(stringViewA, stringViewB)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewB, stringViewC)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewA, stringViewC)); + + // Negative cases. + ASSERT_FALSE(equalIgnoringASCIICase(stringViewA, emptyStringView)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewB, emptyStringView)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewC, emptyStringView)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewA, shorterStringView)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewB, shorterStringView)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewC, shorterStringView)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewA, differentStringView)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewB, differentStringView)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewC, differentStringView)); + ASSERT_FALSE(equalIgnoringASCIICase(emptyStringView, d)); + ASSERT_FALSE(equalIgnoringASCIICase(shorterStringView, d)); + ASSERT_FALSE(equalIgnoringASCIICase(differentStringView, d)); +} + +TEST(WTF, StringViewEqualIgnoringASCIICaseWithEmpty) +{ + RefPtr<StringImpl> a = StringImpl::create(reinterpret_cast<const LChar*>("")); + RefPtr<StringImpl> b = StringImpl::create(reinterpret_cast<const LChar*>("")); + StringView stringViewA(*a.get()); + StringView stringViewB(*b.get()); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewA, stringViewB)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewB, stringViewA)); +} + +TEST(WTF, StringViewEqualIgnoringASCIICaseWithLatin1Characters) +{ + RefPtr<StringImpl> a = StringImpl::create(reinterpret_cast<const LChar*>("aBcéeFG")); + RefPtr<StringImpl> b = StringImpl::create(reinterpret_cast<const LChar*>("ABCÉEFG")); + RefPtr<StringImpl> c = StringImpl::create(reinterpret_cast<const LChar*>("ABCéEFG")); + RefPtr<StringImpl> d = StringImpl::create(reinterpret_cast<const LChar*>("abcéefg")); + const char e[] = "aBcéeFG"; + StringView stringViewA(*a.get()); + StringView stringViewB(*b.get()); + StringView stringViewC(*c.get()); + StringView stringViewD(*d.get()); + + // Identity. + ASSERT_TRUE(equalIgnoringASCIICase(stringViewA, stringViewA)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewB, stringViewB)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewC, stringViewC)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewD, stringViewD)); + + // All combination. + ASSERT_FALSE(equalIgnoringASCIICase(stringViewA, stringViewB)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewA, stringViewC)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewA, stringViewD)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewB, stringViewC)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewB, stringViewD)); + ASSERT_TRUE(equalIgnoringASCIICase(stringViewC, stringViewD)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewA, e)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewB, e)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewC, e)); + ASSERT_FALSE(equalIgnoringASCIICase(stringViewD, e)); +} + +TEST(WTF, StringViewFindIgnoringASCIICaseBasic) +{ + String referenceAHolder; + StringView referenceA = stringViewFromUTF8(referenceAHolder, "aBcéeFG"); + String referenceBHolder; + StringView referenceB = stringViewFromUTF8(referenceBHolder, "ABCÉEFG"); + + // Search the exact string. + EXPECT_EQ(static_cast<size_t>(0), referenceA.findIgnoringASCIICase(referenceA)); + EXPECT_EQ(static_cast<size_t>(0), referenceB.findIgnoringASCIICase(referenceB)); + + // A and B are distinct by the non-ascii character é/É. + EXPECT_EQ(static_cast<size_t>(notFound), referenceA.findIgnoringASCIICase(referenceB)); + EXPECT_EQ(static_cast<size_t>(notFound), referenceB.findIgnoringASCIICase(referenceA)); + + String tempStringHolder; + // Find the prefix. + EXPECT_EQ(static_cast<size_t>(0), referenceA.findIgnoringASCIICase(stringViewFromLiteral("a"))); + EXPECT_EQ(static_cast<size_t>(0), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "abcé"))); + EXPECT_EQ(static_cast<size_t>(0), referenceA.findIgnoringASCIICase(stringViewFromLiteral("A"))); + EXPECT_EQ(static_cast<size_t>(0), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCé"))); + EXPECT_EQ(static_cast<size_t>(0), referenceB.findIgnoringASCIICase(stringViewFromLiteral("a"))); + EXPECT_EQ(static_cast<size_t>(0), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "abcÉ"))); + EXPECT_EQ(static_cast<size_t>(0), referenceB.findIgnoringASCIICase(stringViewFromLiteral("A"))); + EXPECT_EQ(static_cast<size_t>(0), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCÉ"))); + + // Not a prefix. + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromLiteral("x"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "accé"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "abcÉ"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromLiteral("X"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABDé"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCÉ"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromLiteral("y"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "accÉ"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "abcé"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromLiteral("Y"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABdÉ"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCé"))); + + // Find the infix. + EXPECT_EQ(static_cast<size_t>(2), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "cée"))); + EXPECT_EQ(static_cast<size_t>(3), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ée"))); + EXPECT_EQ(static_cast<size_t>(2), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "cé"))); + EXPECT_EQ(static_cast<size_t>(2), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "c"))); + EXPECT_EQ(static_cast<size_t>(3), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "é"))); + EXPECT_EQ(static_cast<size_t>(2), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "Cée"))); + EXPECT_EQ(static_cast<size_t>(3), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "éE"))); + EXPECT_EQ(static_cast<size_t>(2), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "Cé"))); + EXPECT_EQ(static_cast<size_t>(2), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "C"))); + + EXPECT_EQ(static_cast<size_t>(2), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "cÉe"))); + EXPECT_EQ(static_cast<size_t>(3), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "Ée"))); + EXPECT_EQ(static_cast<size_t>(2), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "cÉ"))); + EXPECT_EQ(static_cast<size_t>(2), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "c"))); + EXPECT_EQ(static_cast<size_t>(3), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "É"))); + EXPECT_EQ(static_cast<size_t>(2), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "CÉe"))); + EXPECT_EQ(static_cast<size_t>(3), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ÉE"))); + EXPECT_EQ(static_cast<size_t>(2), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "CÉ"))); + EXPECT_EQ(static_cast<size_t>(2), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "C"))); + + // Not an infix. + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "céd"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "Ée"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "bé"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "x"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "É"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "CÉe"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "éd"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "CÉ"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "Y"))); + + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "cée"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "Éc"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "cé"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "W"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "é"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "bÉe"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "éE"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "BÉ"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "z"))); + + // Find the suffix. + EXPECT_EQ(static_cast<size_t>(6), referenceA.findIgnoringASCIICase(stringViewFromLiteral("g"))); + EXPECT_EQ(static_cast<size_t>(4), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "efg"))); + EXPECT_EQ(static_cast<size_t>(3), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "éefg"))); + EXPECT_EQ(static_cast<size_t>(6), referenceA.findIgnoringASCIICase(stringViewFromLiteral("G"))); + EXPECT_EQ(static_cast<size_t>(4), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "EFG"))); + EXPECT_EQ(static_cast<size_t>(3), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "éEFG"))); + + EXPECT_EQ(static_cast<size_t>(6), referenceB.findIgnoringASCIICase(stringViewFromLiteral("g"))); + EXPECT_EQ(static_cast<size_t>(4), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "efg"))); + EXPECT_EQ(static_cast<size_t>(3), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "Éefg"))); + EXPECT_EQ(static_cast<size_t>(6), referenceB.findIgnoringASCIICase(stringViewFromLiteral("G"))); + EXPECT_EQ(static_cast<size_t>(4), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "EFG"))); + EXPECT_EQ(static_cast<size_t>(3), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ÉEFG"))); + + // Not a suffix. + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromLiteral("X"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "edg"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "Éefg"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromLiteral("w"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "dFG"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceA.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ÉEFG"))); + + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromLiteral("Z"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ffg"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "éefg"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromLiteral("r"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "EgG"))); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), referenceB.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "éEFG"))); +} + +TEST(WTF, StringViewFindIgnoringASCIICaseWithValidOffset) +{ + String referenceHolder; + StringView reference = stringViewFromUTF8(referenceHolder, "ABCÉEFGaBcéeFG"); + String tempStringHolder; + + EXPECT_EQ(static_cast<size_t>(0), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABC"), 0)); + EXPECT_EQ(static_cast<size_t>(7), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABC"), 1)); + EXPECT_EQ(static_cast<size_t>(0), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCÉ"), 0)); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCÉ"), 1)); + EXPECT_EQ(static_cast<size_t>(7), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCé"), 0)); + EXPECT_EQ(static_cast<size_t>(7), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCé"), 1)); +} + +TEST(WTF, StringViewFindIgnoringASCIICaseWithInvalidOffset) +{ + String referenceHolder; + StringView reference = stringViewFromUTF8(referenceHolder, "ABCÉEFGaBcéeFG"); + String tempStringHolder; + + EXPECT_EQ(static_cast<size_t>(WTF::notFound), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABC"), 15)); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABC"), 16)); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCÉ"), 17)); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCÉ"), 42)); + EXPECT_EQ(static_cast<size_t>(WTF::notFound), reference.findIgnoringASCIICase(stringViewFromUTF8(tempStringHolder, "ABCÉ"), std::numeric_limits<unsigned>::max())); +} + +TEST(WTF, StringViewFindIgnoringASCIICaseOnEmpty) +{ + String referenceHolder; + StringView reference = stringViewFromUTF8(referenceHolder, "ABCÉEFG"); + StringView empty = stringViewFromLiteral(""); + EXPECT_EQ(static_cast<size_t>(0), reference.findIgnoringASCIICase(empty)); + EXPECT_EQ(static_cast<size_t>(0), reference.findIgnoringASCIICase(empty, 0)); + EXPECT_EQ(static_cast<size_t>(3), reference.findIgnoringASCIICase(empty, 3)); + EXPECT_EQ(static_cast<size_t>(7), reference.findIgnoringASCIICase(empty, 7)); + EXPECT_EQ(static_cast<size_t>(7), reference.findIgnoringASCIICase(empty, 8)); + EXPECT_EQ(static_cast<size_t>(7), reference.findIgnoringASCIICase(empty, 42)); + EXPECT_EQ(static_cast<size_t>(7), reference.findIgnoringASCIICase(empty, std::numeric_limits<unsigned>::max())); +} + +TEST(WTF, StringViewFindIgnoringASCIICaseWithPatternLongerThanReference) +{ + String referenceHolder; + StringView reference = stringViewFromUTF8(referenceHolder, "ABCÉEFG"); + String patternHolder; + StringView pattern = stringViewFromUTF8(patternHolder, "ABCÉEFGA"); + + EXPECT_EQ(static_cast<size_t>(WTF::notFound), reference.findIgnoringASCIICase(pattern)); + EXPECT_EQ(static_cast<size_t>(0), pattern.findIgnoringASCIICase(reference)); +} + +TEST(WTF, StringViewStartsWithBasic) +{ + StringView reference = stringViewFromLiteral("abcdefg"); + String referenceUTF8Ref; + StringView referenceUTF8 = stringViewFromUTF8(referenceUTF8Ref, "àîûèô"); + + StringView oneLetterPrefix = stringViewFromLiteral("a"); + StringView shortPrefix = stringViewFromLiteral("abc"); + StringView longPrefix = stringViewFromLiteral("abcdef"); + StringView upperCasePrefix = stringViewFromLiteral("ABC"); + StringView empty = stringViewFromLiteral(""); + StringView notPrefix = stringViewFromLiteral("bc"); + + String oneLetterPrefixUTF8Ref; + StringView oneLetterPrefixUTF8 = stringViewFromUTF8(oneLetterPrefixUTF8Ref, "à"); + String shortPrefixUTF8Ref; + StringView shortPrefixUTF8 = stringViewFromUTF8(shortPrefixUTF8Ref, "àî"); + String longPrefixUTF8Ref; + StringView longPrefixUTF8 = stringViewFromUTF8(longPrefixUTF8Ref, "àîûè"); + String upperCasePrefixUTF8Ref; + StringView upperCasePrefixUTF8 = stringViewFromUTF8(upperCasePrefixUTF8Ref, "ÀÎ"); + String notPrefixUTF8Ref; + StringView notPrefixUTF8 = stringViewFromUTF8(notPrefixUTF8Ref, "îû"); + + EXPECT_TRUE(reference.startsWith(reference)); + EXPECT_TRUE(reference.startsWith(oneLetterPrefix)); + EXPECT_TRUE(reference.startsWith(shortPrefix)); + EXPECT_TRUE(reference.startsWith(longPrefix)); + EXPECT_TRUE(reference.startsWith(empty)); + + EXPECT_TRUE(referenceUTF8.startsWith(referenceUTF8)); + EXPECT_TRUE(referenceUTF8.startsWith(oneLetterPrefixUTF8)); + EXPECT_TRUE(referenceUTF8.startsWith(shortPrefixUTF8)); + EXPECT_TRUE(referenceUTF8.startsWith(longPrefixUTF8)); + EXPECT_TRUE(referenceUTF8.startsWith(empty)); + + EXPECT_FALSE(reference.startsWith(notPrefix)); + EXPECT_FALSE(reference.startsWith(upperCasePrefix)); + EXPECT_FALSE(reference.startsWith(notPrefixUTF8)); + EXPECT_FALSE(reference.startsWith(upperCasePrefixUTF8)); + EXPECT_FALSE(referenceUTF8.startsWith(notPrefix)); + EXPECT_FALSE(referenceUTF8.startsWith(upperCasePrefix)); + EXPECT_FALSE(referenceUTF8.startsWith(notPrefixUTF8)); + EXPECT_FALSE(referenceUTF8.startsWith(upperCasePrefixUTF8)); +} + +TEST(WTF, StringViewStartsWithEmpty) +{ + StringView a = stringViewFromLiteral(""); + String refB; + StringView b = stringViewFromUTF8(refB, ""); + + EXPECT_TRUE(a.startsWith(a)); + EXPECT_TRUE(a.startsWith(b)); + EXPECT_TRUE(b.startsWith(a)); + EXPECT_TRUE(b.startsWith(b)); +} + +TEST(WTF, StringViewStartsWithIgnoringASCIICaseBasic) +{ + StringView reference = stringViewFromLiteral("abcdefg"); + + String referenceUTF8Ref; + StringView referenceUTF8 = stringViewFromUTF8(referenceUTF8Ref, "àîûèô"); + + StringView oneLetterPrefix = stringViewFromLiteral("a"); + StringView shortPrefix = stringViewFromLiteral("abc"); + StringView longPrefix = stringViewFromLiteral("abcdef"); + StringView upperCasePrefix = stringViewFromLiteral("ABC"); + StringView mixedCasePrefix = stringViewFromLiteral("aBcDe"); + StringView empty = stringViewFromLiteral(""); + StringView notPrefix = stringViewFromLiteral("bc"); + + String oneLetterPrefixUTF8Ref; + StringView oneLetterPrefixUTF8 = stringViewFromUTF8(oneLetterPrefixUTF8Ref, "à"); + String shortPrefixUTF8Ref; + StringView shortPrefixUTF8 = stringViewFromUTF8(shortPrefixUTF8Ref, "àî"); + String longPrefixUTF8Ref; + StringView longPrefixUTF8 = stringViewFromUTF8(longPrefixUTF8Ref, "àîûè"); + String upperCasePrefixUTF8Ref; + StringView upperCasePrefixUTF8 = stringViewFromUTF8(upperCasePrefixUTF8Ref, "ÀÎ"); + String notPrefixUTF8Ref; + StringView notPrefixUTF8 = stringViewFromUTF8(notPrefixUTF8Ref, "îû"); + + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(reference)); + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(oneLetterPrefix)); + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(shortPrefix)); + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(longPrefix)); + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(empty)); + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(upperCasePrefix)); + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(mixedCasePrefix)); + + EXPECT_TRUE(referenceUTF8.startsWithIgnoringASCIICase(referenceUTF8)); + EXPECT_TRUE(referenceUTF8.startsWithIgnoringASCIICase(oneLetterPrefixUTF8)); + EXPECT_TRUE(referenceUTF8.startsWithIgnoringASCIICase(shortPrefixUTF8)); + EXPECT_TRUE(referenceUTF8.startsWithIgnoringASCIICase(longPrefixUTF8)); + EXPECT_TRUE(referenceUTF8.startsWithIgnoringASCIICase(empty)); + + EXPECT_FALSE(reference.startsWithIgnoringASCIICase(notPrefix)); + EXPECT_FALSE(reference.startsWithIgnoringASCIICase(notPrefixUTF8)); + EXPECT_FALSE(reference.startsWithIgnoringASCIICase(upperCasePrefixUTF8)); + EXPECT_FALSE(referenceUTF8.startsWithIgnoringASCIICase(notPrefix)); + EXPECT_FALSE(referenceUTF8.startsWithIgnoringASCIICase(notPrefixUTF8)); + EXPECT_FALSE(referenceUTF8.startsWithIgnoringASCIICase(upperCasePrefix)); + EXPECT_FALSE(referenceUTF8.startsWithIgnoringASCIICase(upperCasePrefixUTF8)); +} + + +TEST(WTF, StringViewStartsWithIgnoringASCIICaseEmpty) +{ + StringView a = stringViewFromLiteral(""); + String refB; + StringView b = stringViewFromUTF8(refB, ""); + + EXPECT_TRUE(a.startsWithIgnoringASCIICase(a)); + EXPECT_TRUE(a.startsWithIgnoringASCIICase(b)); + EXPECT_TRUE(b.startsWithIgnoringASCIICase(a)); + EXPECT_TRUE(b.startsWithIgnoringASCIICase(b)); +} + +TEST(WTF, StringViewStartsWithIgnoringASCIICaseWithLatin1Characters) +{ + StringView reference = stringViewFromLiteral("aBcéeFG"); + String referenceUTF8Ref; + StringView referenceUTF8 = stringViewFromUTF8(referenceUTF8Ref, "aBcéeFG"); + + StringView a = stringViewFromLiteral("aBcéeF"); + StringView b = stringViewFromLiteral("ABCéEF"); + StringView c = stringViewFromLiteral("abcéef"); + StringView d = stringViewFromLiteral("Abcéef"); + + String refE; + StringView e = stringViewFromUTF8(refE, "aBcéeF"); + String refF; + StringView f = stringViewFromUTF8(refF, "ABCéEF"); + String refG; + StringView g = stringViewFromUTF8(refG, "abcéef"); + String refH; + StringView h = stringViewFromUTF8(refH, "Abcéef"); + + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(a)); + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(b)); + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(c)); + EXPECT_TRUE(reference.startsWithIgnoringASCIICase(d)); + + EXPECT_TRUE(referenceUTF8.startsWithIgnoringASCIICase(e)); + EXPECT_TRUE(referenceUTF8.startsWithIgnoringASCIICase(f)); + EXPECT_TRUE(referenceUTF8.startsWithIgnoringASCIICase(g)); + EXPECT_TRUE(referenceUTF8.startsWithIgnoringASCIICase(h)); + + EXPECT_FALSE(reference.endsWithIgnoringASCIICase(referenceUTF8)); + EXPECT_FALSE(referenceUTF8.endsWithIgnoringASCIICase(reference)); +} + +TEST(WTF, StringViewEndsWithBasic) +{ + StringView reference = stringViewFromLiteral("abcdefg"); + String referenceUTF8Ref; + StringView referenceUTF8 = stringViewFromUTF8(referenceUTF8Ref, "àîûèô"); + + StringView oneLetterSuffix = stringViewFromLiteral("g"); + StringView shortSuffix = stringViewFromLiteral("efg"); + StringView longSuffix = stringViewFromLiteral("cdefg"); + StringView upperCaseSuffix = stringViewFromLiteral("EFG"); + StringView empty = stringViewFromLiteral(""); + StringView notSuffix = stringViewFromLiteral("bc"); + + String oneLetterSuffixUTF8Ref; + StringView oneLetterSuffixUTF8 = stringViewFromUTF8(oneLetterSuffixUTF8Ref, "ô"); + String shortSuffixUTF8Ref; + StringView shortSuffixUTF8 = stringViewFromUTF8(shortSuffixUTF8Ref, "èô"); + String longSuffixUTF8Ref; + StringView longSuffixUTF8 = stringViewFromUTF8(longSuffixUTF8Ref, "îûèô"); + String upperCaseSuffixUTF8Ref; + StringView upperCaseSuffixUTF8 = stringViewFromUTF8(upperCaseSuffixUTF8Ref, "ÈÔ"); + String notSuffixUTF8Ref; + StringView notSuffixUTF8 = stringViewFromUTF8(notSuffixUTF8Ref, "îû"); + + EXPECT_TRUE(reference.endsWith(reference)); + EXPECT_TRUE(reference.endsWith(oneLetterSuffix)); + EXPECT_TRUE(reference.endsWith(shortSuffix)); + EXPECT_TRUE(reference.endsWith(longSuffix)); + EXPECT_TRUE(reference.endsWith(empty)); + + EXPECT_TRUE(referenceUTF8.endsWith(referenceUTF8)); + EXPECT_TRUE(referenceUTF8.endsWith(oneLetterSuffixUTF8)); + EXPECT_TRUE(referenceUTF8.endsWith(shortSuffixUTF8)); + EXPECT_TRUE(referenceUTF8.endsWith(longSuffixUTF8)); + EXPECT_TRUE(referenceUTF8.endsWith(empty)); + + EXPECT_FALSE(reference.endsWith(notSuffix)); + EXPECT_FALSE(reference.endsWith(upperCaseSuffix)); + EXPECT_FALSE(reference.endsWith(notSuffixUTF8)); + EXPECT_FALSE(reference.endsWith(upperCaseSuffixUTF8)); + EXPECT_FALSE(referenceUTF8.endsWith(notSuffix)); + EXPECT_FALSE(referenceUTF8.endsWith(upperCaseSuffix)); + EXPECT_FALSE(referenceUTF8.endsWith(notSuffixUTF8)); + EXPECT_FALSE(referenceUTF8.endsWith(upperCaseSuffixUTF8)); +} + +TEST(WTF, StringViewEndsWithEmpty) +{ + StringView a = stringViewFromLiteral(""); + String refB; + StringView b = stringViewFromUTF8(refB, ""); + + EXPECT_TRUE(a.endsWith(a)); + EXPECT_TRUE(a.endsWith(b)); + EXPECT_TRUE(b.endsWith(a)); + EXPECT_TRUE(b.endsWith(b)); +} + +TEST(WTF, StringViewEndsWithIgnoringASCIICaseBasic) +{ + StringView reference = stringViewFromLiteral("abcdefg"); + String referenceUTF8Ref; + StringView referenceUTF8 = stringViewFromUTF8(referenceUTF8Ref, "àîûèô"); + + StringView oneLetterSuffix = stringViewFromLiteral("g"); + StringView shortSuffix = stringViewFromLiteral("efg"); + StringView longSuffix = stringViewFromLiteral("bcdefg"); + StringView upperCaseSuffix = stringViewFromLiteral("EFG"); + StringView mixedCaseSuffix = stringViewFromLiteral("bCdeFg"); + StringView empty = stringViewFromLiteral(""); + StringView notSuffix = stringViewFromLiteral("bc"); + + String oneLetterSuffixUTF8Ref; + StringView oneLetterSuffixUTF8 = stringViewFromUTF8(oneLetterSuffixUTF8Ref, "ô"); + String shortSuffixUTF8Ref; + StringView shortSuffixUTF8 = stringViewFromUTF8(shortSuffixUTF8Ref, "èô"); + String longSuffixUTF8Ref; + StringView longSuffixUTF8 = stringViewFromUTF8(longSuffixUTF8Ref, "îûèô"); + String upperCaseSuffixUTF8Ref; + StringView upperCaseSuffixUTF8 = stringViewFromUTF8(upperCaseSuffixUTF8Ref, "ÈÔ"); + String notSuffixUTF8Ref; + StringView notSuffixUTF8 = stringViewFromUTF8(notSuffixUTF8Ref, "îû"); + + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(reference)); + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(oneLetterSuffix)); + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(shortSuffix)); + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(longSuffix)); + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(empty)); + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(upperCaseSuffix)); + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(mixedCaseSuffix)); + + EXPECT_TRUE(referenceUTF8.endsWithIgnoringASCIICase(referenceUTF8)); + EXPECT_TRUE(referenceUTF8.endsWithIgnoringASCIICase(oneLetterSuffixUTF8)); + EXPECT_TRUE(referenceUTF8.endsWithIgnoringASCIICase(shortSuffixUTF8)); + EXPECT_TRUE(referenceUTF8.endsWithIgnoringASCIICase(longSuffixUTF8)); + EXPECT_TRUE(referenceUTF8.endsWithIgnoringASCIICase(empty)); + + EXPECT_FALSE(reference.endsWithIgnoringASCIICase(notSuffix)); + EXPECT_FALSE(reference.endsWithIgnoringASCIICase(notSuffixUTF8)); + EXPECT_FALSE(reference.endsWithIgnoringASCIICase(upperCaseSuffixUTF8)); + EXPECT_FALSE(referenceUTF8.endsWithIgnoringASCIICase(notSuffix)); + EXPECT_FALSE(referenceUTF8.endsWithIgnoringASCIICase(notSuffixUTF8)); + EXPECT_FALSE(referenceUTF8.endsWithIgnoringASCIICase(upperCaseSuffix)); + EXPECT_FALSE(referenceUTF8.endsWithIgnoringASCIICase(upperCaseSuffixUTF8)); +} + +TEST(WTF, StringViewEndsWithIgnoringASCIICaseEmpty) +{ + StringView a = stringViewFromLiteral(""); + String refB; + StringView b = stringViewFromUTF8(refB, ""); + + EXPECT_TRUE(a.endsWithIgnoringASCIICase(a)); + EXPECT_TRUE(a.endsWithIgnoringASCIICase(b)); + EXPECT_TRUE(b.endsWithIgnoringASCIICase(a)); + EXPECT_TRUE(b.endsWithIgnoringASCIICase(b)); +} + +TEST(WTF, StringViewEndsWithIgnoringASCIICaseWithLatin1Characters) +{ + StringView reference = stringViewFromLiteral("aBcéeFG"); + String referenceUTF8Ref; + StringView referenceUTF8 = stringViewFromUTF8(referenceUTF8Ref, "aBcéeFG"); + + StringView a = stringViewFromLiteral("BcéeFG"); + StringView b = stringViewFromLiteral("BCéEFG"); + StringView c = stringViewFromLiteral("bcéefG"); + StringView d = stringViewFromLiteral("bcéefg"); + + String refE; + StringView e = stringViewFromUTF8(refE, "bcéefG"); + String refF; + StringView f = stringViewFromUTF8(refF, "BCéEFG"); + String refG; + StringView g = stringViewFromUTF8(refG, "bcéefG"); + String refH; + StringView h = stringViewFromUTF8(refH, "bcéefg"); + + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(a)); + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(b)); + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(c)); + EXPECT_TRUE(reference.endsWithIgnoringASCIICase(d)); + + EXPECT_TRUE(referenceUTF8.endsWithIgnoringASCIICase(e)); + EXPECT_TRUE(referenceUTF8.endsWithIgnoringASCIICase(f)); + EXPECT_TRUE(referenceUTF8.endsWithIgnoringASCIICase(g)); + EXPECT_TRUE(referenceUTF8.endsWithIgnoringASCIICase(h)); + + EXPECT_FALSE(reference.endsWithIgnoringASCIICase(referenceUTF8)); + EXPECT_FALSE(referenceUTF8.endsWithIgnoringASCIICase(reference)); +} + +TEST(WTF, StringView8Bit) +{ + StringView nullView; + EXPECT_TRUE(StringView().is8Bit()); + EXPECT_TRUE(StringView::empty().is8Bit()); + + LChar* lcharPtr = nullptr; + UChar* ucharPtr = nullptr; + EXPECT_TRUE(StringView(lcharPtr, 0).is8Bit()); + EXPECT_FALSE(StringView(ucharPtr, 0).is8Bit()); + + EXPECT_TRUE(StringView(String(lcharPtr, 0)).is8Bit()); + EXPECT_TRUE(StringView(String(ucharPtr, 0)).is8Bit()); + + EXPECT_TRUE(StringView(String().impl()).is8Bit()); + EXPECT_TRUE(StringView(emptyString().impl()).is8Bit()); +} + +TEST(WTF, StringViewRightBasic) +{ + auto reference = stringViewFromLiteral("Cappuccino"); + EXPECT_TRUE(reference.right(0) == stringViewFromLiteral("")); + EXPECT_TRUE(reference.right(1) == stringViewFromLiteral("o")); + EXPECT_TRUE(reference.right(2) == stringViewFromLiteral("no")); + EXPECT_TRUE(reference.right(3) == stringViewFromLiteral("ino")); + EXPECT_TRUE(reference.right(4) == stringViewFromLiteral("cino")); + EXPECT_TRUE(reference.right(5) == stringViewFromLiteral("ccino")); + EXPECT_TRUE(reference.right(6) == stringViewFromLiteral("uccino")); + EXPECT_TRUE(reference.right(7) == stringViewFromLiteral("puccino")); + EXPECT_TRUE(reference.right(8) == stringViewFromLiteral("ppuccino")); + EXPECT_TRUE(reference.right(9) == stringViewFromLiteral("appuccino")); + EXPECT_TRUE(reference.right(10) == stringViewFromLiteral("Cappuccino")); +} + +TEST(WTF, StringViewLeftBasic) +{ + auto reference = stringViewFromLiteral("Cappuccino"); + EXPECT_TRUE(reference.left(0) == stringViewFromLiteral("")); + EXPECT_TRUE(reference.left(1) == stringViewFromLiteral("C")); + EXPECT_TRUE(reference.left(2) == stringViewFromLiteral("Ca")); + EXPECT_TRUE(reference.left(3) == stringViewFromLiteral("Cap")); + EXPECT_TRUE(reference.left(4) == stringViewFromLiteral("Capp")); + EXPECT_TRUE(reference.left(5) == stringViewFromLiteral("Cappu")); + EXPECT_TRUE(reference.left(6) == stringViewFromLiteral("Cappuc")); + EXPECT_TRUE(reference.left(7) == stringViewFromLiteral("Cappucc")); + EXPECT_TRUE(reference.left(8) == stringViewFromLiteral("Cappucci")); + EXPECT_TRUE(reference.left(9) == stringViewFromLiteral("Cappuccin")); + EXPECT_TRUE(reference.left(10) == stringViewFromLiteral("Cappuccino")); +} + +TEST(WTF, StringViewReverseFindBasic) +{ + auto reference = stringViewFromLiteral("Cappuccino"); + EXPECT_EQ(reference.reverseFind('o'), 9U); + EXPECT_EQ(reference.reverseFind('n'), 8U); + EXPECT_EQ(reference.reverseFind('c'), 6U); + EXPECT_EQ(reference.reverseFind('p'), 3U); + EXPECT_EQ(reference.reverseFind('k'), notFound); + + EXPECT_EQ(reference.reverseFind('o', 8), notFound); + EXPECT_EQ(reference.reverseFind('c', 8), 6U); + EXPECT_EQ(reference.reverseFind('c', 6), 6U); + EXPECT_EQ(reference.reverseFind('c', 5), 5U); + EXPECT_EQ(reference.reverseFind('c', 4), notFound); +} + +} // namespace TestWebKitAPI |