| /* |
| * Copyright (C) 2012 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 <limits> |
| #include <wtf/MathExtras.h> |
| #include <wtf/text/CString.h> |
| #include <wtf/text/WTFString.h> |
| |
| namespace TestWebKitAPI { |
| |
| TEST(WTF, StringCreationFromLiteral) |
| { |
| String stringFromLiteral(ASCIILiteral("Explicit construction syntax")); |
| ASSERT_EQ(strlen("Explicit construction syntax"), stringFromLiteral.length()); |
| ASSERT_TRUE(stringFromLiteral == "Explicit construction syntax"); |
| ASSERT_TRUE(stringFromLiteral.is8Bit()); |
| ASSERT_TRUE(String("Explicit construction syntax") == stringFromLiteral); |
| |
| String stringWithTemplate("Template Literal", String::ConstructFromLiteral); |
| ASSERT_EQ(strlen("Template Literal"), stringWithTemplate.length()); |
| ASSERT_TRUE(stringWithTemplate == "Template Literal"); |
| ASSERT_TRUE(stringWithTemplate.is8Bit()); |
| ASSERT_TRUE(String("Template Literal") == stringWithTemplate); |
| } |
| |
| TEST(WTF, StringASCII) |
| { |
| CString output; |
| |
| // Null String. |
| output = String().ascii(); |
| ASSERT_STREQ("", output.data()); |
| |
| // Empty String. |
| output = emptyString().ascii(); |
| ASSERT_STREQ("", output.data()); |
| |
| // Regular String. |
| output = String(ASCIILiteral("foobar")).ascii(); |
| ASSERT_STREQ("foobar", output.data()); |
| } |
| |
| static void testNumberToStringECMAScript(double number, const char* reference) |
| { |
| CString numberString = String::numberToStringECMAScript(number).latin1(); |
| ASSERT_STREQ(reference, numberString.data()); |
| } |
| |
| TEST(WTF, StringNumberToStringECMAScriptBoundaries) |
| { |
| typedef std::numeric_limits<double> Limits; |
| |
| // Infinity. |
| testNumberToStringECMAScript(Limits::infinity(), "Infinity"); |
| testNumberToStringECMAScript(-Limits::infinity(), "-Infinity"); |
| |
| // NaN. |
| testNumberToStringECMAScript(-Limits::quiet_NaN(), "NaN"); |
| |
| // Zeros. |
| testNumberToStringECMAScript(0, "0"); |
| testNumberToStringECMAScript(-0, "0"); |
| |
| // Min-Max. |
| testNumberToStringECMAScript(Limits::min(), "2.2250738585072014e-308"); |
| testNumberToStringECMAScript(Limits::max(), "1.7976931348623157e+308"); |
| } |
| |
| TEST(WTF, StringNumberToStringECMAScriptRegularNumbers) |
| { |
| // Pi. |
| testNumberToStringECMAScript(piDouble, "3.141592653589793"); |
| testNumberToStringECMAScript(piFloat, "3.1415927410125732"); |
| testNumberToStringECMAScript(piOverTwoDouble, "1.5707963267948966"); |
| testNumberToStringECMAScript(piOverTwoFloat, "1.5707963705062866"); |
| testNumberToStringECMAScript(piOverFourDouble, "0.7853981633974483"); |
| testNumberToStringECMAScript(piOverFourFloat, "0.7853981852531433"); |
| |
| // e. |
| const double e = 2.71828182845904523536028747135266249775724709369995; |
| testNumberToStringECMAScript(e, "2.718281828459045"); |
| |
| // c, speed of light in m/s. |
| const double c = 299792458; |
| testNumberToStringECMAScript(c, "299792458"); |
| |
| // Golen ratio. |
| const double phi = 1.6180339887498948482; |
| testNumberToStringECMAScript(phi, "1.618033988749895"); |
| } |
| |
| TEST(WTF, StringReplaceWithLiteral) |
| { |
| // Cases for 8Bit source. |
| String testString = "1224"; |
| ASSERT_TRUE(testString.is8Bit()); |
| testString.replaceWithLiteral('2', ""); |
| ASSERT_STREQ("14", testString.utf8().data()); |
| |
| testString = "1224"; |
| ASSERT_TRUE(testString.is8Bit()); |
| testString.replaceWithLiteral('2', "3"); |
| ASSERT_STREQ("1334", testString.utf8().data()); |
| |
| testString = "1224"; |
| ASSERT_TRUE(testString.is8Bit()); |
| testString.replaceWithLiteral('2', "555"); |
| ASSERT_STREQ("15555554", testString.utf8().data()); |
| |
| testString = "1224"; |
| ASSERT_TRUE(testString.is8Bit()); |
| testString.replaceWithLiteral('3', "NotFound"); |
| ASSERT_STREQ("1224", testString.utf8().data()); |
| |
| // Cases for 16Bit source. |
| testString = String::fromUTF8("résumé"); |
| ASSERT_FALSE(testString.is8Bit()); |
| testString.replaceWithLiteral(UChar(0x00E9 /*U+00E9 is 'é'*/), "e"); |
| ASSERT_STREQ("resume", testString.utf8().data()); |
| |
| testString = String::fromUTF8("résumé"); |
| ASSERT_FALSE(testString.is8Bit()); |
| testString.replaceWithLiteral(UChar(0x00E9 /*U+00E9 is 'é'*/), ""); |
| ASSERT_STREQ("rsum", testString.utf8().data()); |
| |
| testString = String::fromUTF8("résumé"); |
| ASSERT_FALSE(testString.is8Bit()); |
| testString.replaceWithLiteral('3', "NotFound"); |
| ASSERT_STREQ("résumé", testString.utf8().data()); |
| } |
| |
| TEST(WTF, StringIsolatedCopy) |
| { |
| String original = "1234"; |
| auto copy = WTFMove(original).isolatedCopy(); |
| ASSERT_FALSE(original.impl() == copy.impl()); |
| } |
| |
| TEST(WTF, StringToInt) |
| { |
| bool ok = false; |
| |
| EXPECT_EQ(0, String().toInt()); |
| EXPECT_EQ(0, String().toInt(&ok)); |
| EXPECT_FALSE(ok); |
| |
| EXPECT_EQ(0, emptyString().toInt()); |
| EXPECT_EQ(0, emptyString().toInt(&ok)); |
| EXPECT_FALSE(ok); |
| |
| EXPECT_EQ(0, String("0").toInt()); |
| EXPECT_EQ(0, String("0").toInt(&ok)); |
| EXPECT_TRUE(ok); |
| |
| EXPECT_EQ(1, String("1").toInt()); |
| EXPECT_EQ(1, String("1").toInt(&ok)); |
| EXPECT_TRUE(ok); |
| |
| EXPECT_EQ(2147483647, String("2147483647").toInt()); |
| EXPECT_EQ(2147483647, String("2147483647").toInt(&ok)); |
| EXPECT_TRUE(ok); |
| |
| EXPECT_EQ(0, String("2147483648").toInt()); |
| EXPECT_EQ(0, String("2147483648").toInt(&ok)); |
| EXPECT_FALSE(ok); |
| |
| EXPECT_EQ(-2147483648, String("-2147483648").toInt()); |
| EXPECT_EQ(-2147483648, String("-2147483648").toInt(&ok)); |
| EXPECT_TRUE(ok); |
| |
| EXPECT_EQ(0, String("-2147483649").toInt()); |
| EXPECT_EQ(0, String("-2147483649").toInt(&ok)); |
| EXPECT_FALSE(ok); |
| |
| // fail if we see leading junk |
| EXPECT_EQ(0, String("x1").toInt()); |
| EXPECT_EQ(0, String("x1").toInt(&ok)); |
| EXPECT_FALSE(ok); |
| |
| // succeed if we see leading spaces |
| EXPECT_EQ(1, String(" 1").toInt()); |
| EXPECT_EQ(1, String(" 1").toInt(&ok)); |
| EXPECT_TRUE(ok); |
| |
| // silently ignore trailing junk |
| EXPECT_EQ(1, String("1x").toInt()); |
| EXPECT_EQ(1, String("1x").toInt(&ok)); |
| EXPECT_TRUE(ok); |
| } |
| |
| TEST(WTF, StringToDouble) |
| { |
| bool ok = false; |
| |
| EXPECT_EQ(0.0, String().toDouble()); |
| EXPECT_EQ(0.0, String().toDouble(&ok)); |
| EXPECT_FALSE(ok); |
| |
| EXPECT_EQ(0.0, emptyString().toDouble()); |
| EXPECT_EQ(0.0, emptyString().toDouble(&ok)); |
| EXPECT_FALSE(ok); |
| |
| EXPECT_EQ(0.0, String("0").toDouble()); |
| EXPECT_EQ(0.0, String("0").toDouble(&ok)); |
| EXPECT_TRUE(ok); |
| |
| EXPECT_EQ(1.0, String("1").toDouble()); |
| EXPECT_EQ(1.0, String("1").toDouble(&ok)); |
| EXPECT_TRUE(ok); |
| |
| // fail if we see leading junk |
| EXPECT_EQ(0.0, String("x1").toDouble()); |
| EXPECT_EQ(0.0, String("x1").toDouble(&ok)); |
| EXPECT_FALSE(ok); |
| |
| // succeed if we see leading spaces |
| EXPECT_EQ(1.0, String(" 1").toDouble()); |
| EXPECT_EQ(1.0, String(" 1").toDouble(&ok)); |
| EXPECT_TRUE(ok); |
| |
| // ignore trailing junk, but return false for "ok" |
| // FIXME: This is an inconsistency with toInt, which always guarantees |
| // it will return 0 if it's also going to return false for ok. |
| EXPECT_EQ(1.0, String("1x").toDouble()); |
| EXPECT_EQ(1.0, String("1x").toDouble(&ok)); |
| EXPECT_FALSE(ok); |
| |
| // parse only numbers, not special values such as "infinity" |
| EXPECT_EQ(0.0, String("infinity").toDouble()); |
| EXPECT_EQ(0.0, String("infinity").toDouble(&ok)); |
| EXPECT_FALSE(ok); |
| |
| // parse only numbers, not special values such as "nan" |
| EXPECT_EQ(0.0, String("nan").toDouble()); |
| EXPECT_EQ(0.0, String("nan").toDouble(&ok)); |
| EXPECT_FALSE(ok); |
| } |
| |
| TEST(WTF, StringhasInfixStartingAt) |
| { |
| EXPECT_TRUE(String("Test").is8Bit()); |
| EXPECT_TRUE(String("Te").is8Bit()); |
| EXPECT_TRUE(String("st").is8Bit()); |
| EXPECT_TRUE(String("Test").hasInfixStartingAt(String("Te"), 0)); |
| EXPECT_FALSE(String("Test").hasInfixStartingAt(String("Te"), 2)); |
| EXPECT_TRUE(String("Test").hasInfixStartingAt(String("st"), 2)); |
| EXPECT_FALSE(String("Test").hasInfixStartingAt(String("ST"), 2)); |
| |
| EXPECT_FALSE(String::fromUTF8("中国").is8Bit()); |
| EXPECT_FALSE(String::fromUTF8("中").is8Bit()); |
| EXPECT_FALSE(String::fromUTF8("国").is8Bit()); |
| EXPECT_TRUE(String::fromUTF8("中国").hasInfixStartingAt(String::fromUTF8("中"), 0)); |
| EXPECT_FALSE(String::fromUTF8("中国").hasInfixStartingAt(String::fromUTF8("中"), 1)); |
| EXPECT_TRUE(String::fromUTF8("中国").hasInfixStartingAt(String::fromUTF8("国"), 1)); |
| |
| EXPECT_FALSE(String::fromUTF8("中国").hasInfixStartingAt(String("Te"), 0)); |
| EXPECT_FALSE(String("Test").hasInfixStartingAt(String::fromUTF8("中"), 2)); |
| } |
| |
| TEST(WTF, StringExistingHash) |
| { |
| String string1("Template Literal"); |
| ASSERT_FALSE(string1.isNull()); |
| ASSERT_FALSE(string1.impl()->hasHash()); |
| string1.impl()->hash(); |
| ASSERT_EQ(string1.existingHash(), string1.impl()->existingHash()); |
| String string2; |
| ASSERT_EQ(string2.existingHash(), 0u); |
| } |
| |
| TEST(WTF, StringUnicodeEqualUCharArray) |
| { |
| String string1("abc"); |
| ASSERT_FALSE(string1.isNull()); |
| ASSERT_TRUE(string1.is8Bit()); |
| UChar ab[] = { 'a', 'b' }; |
| UChar abc[] = { 'a', 'b', 'c' }; |
| UChar abcd[] = { 'a', 'b', 'c', 'd' }; |
| UChar aBc[] = { 'a', 'B', 'c' }; |
| ASSERT_FALSE(equal(string1, ab)); |
| ASSERT_TRUE(equal(string1, abc)); |
| ASSERT_FALSE(equal(string1, abcd)); |
| ASSERT_FALSE(equal(string1, aBc)); |
| |
| String string2(abc, 3); |
| ASSERT_FALSE(equal(string2, ab)); |
| ASSERT_TRUE(equal(string2, abc)); |
| ASSERT_FALSE(equal(string2, abcd)); |
| ASSERT_FALSE(equal(string2, aBc)); |
| } |
| |
| } // namespace TestWebKitAPI |
