Tools/TestWebKitAPI/Tests/WTF/StringConcatenate.cpp

/*
 * Copyright (C) 2017 Apple Inc. All rights reserved.
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#include "config.h"

#include "WTFStringUtilities.h"
#include <cstddef>
#include <cstdint>
#include <unicode/uvernum.h>
#include <wtf/HexNumber.h>
#include <wtf/text/StringConcatenate.h>
#include <wtf/text/StringConcatenateNumbers.h>

namespace TestWebKitAPI {

static int arr[2];
struct S {
    char c;
    int i;
};

TEST(WTF, StringConcatenate)
{
    EXPECT_STREQ("hello world", makeString("hello", " ", "world").utf8().data());
}

TEST(WTF, StringConcatenate_Int)
{
    EXPECT_EQ(5u, WTF::lengthOfNumberAsStringSigned(17890));
    EXPECT_STREQ("hello 17890 world", makeString("hello ", 17890 , " world").utf8().data());
    EXPECT_STREQ("hello 17890 world", makeString("hello ", 17890l , " world").utf8().data());
    EXPECT_STREQ("hello 17890 world", makeString("hello ", 17890ll , " world").utf8().data());
    EXPECT_STREQ("hello 17890 world", makeString("hello ", static_cast<int64_t>(17890) , " world").utf8().data());
    EXPECT_STREQ("hello 17890 world", makeString("hello ", static_cast<int64_t>(17890) , " world").utf8().data());

    EXPECT_EQ(6u, WTF::lengthOfNumberAsStringSigned(-17890));
    EXPECT_STREQ("hello -17890 world", makeString("hello ", -17890 , " world").utf8().data());
    EXPECT_STREQ("hello -17890 world", makeString("hello ", -17890l , " world").utf8().data());
    EXPECT_STREQ("hello -17890 world", makeString("hello ", -17890ll , " world").utf8().data());
    EXPECT_STREQ("hello -17890 world", makeString("hello ", static_cast<int64_t>(-17890) , " world").utf8().data());
    EXPECT_STREQ("hello -17890 world", makeString("hello ", static_cast<int64_t>(-17890) , " world").utf8().data());

    EXPECT_EQ(1u, WTF::lengthOfNumberAsStringSigned(0));
    EXPECT_STREQ("hello 0 world", makeString("hello ", 0 , " world").utf8().data());

    EXPECT_STREQ("hello 42 world", makeString("hello ", static_cast<signed char>(42) , " world").utf8().data());
    EXPECT_STREQ("hello 42 world", makeString("hello ", static_cast<short>(42) , " world").utf8().data());
    EXPECT_STREQ("hello 1 world", makeString("hello ", &arr[1] - &arr[0] , " world").utf8().data());
}

TEST(WTF, StringConcatenate_Unsigned)
{
    EXPECT_EQ(5u, WTF::lengthOfNumberAsStringUnsigned(17890u));
    EXPECT_STREQ("hello 17890 world", makeString("hello ", 17890u , " world").utf8().data());
    EXPECT_STREQ("hello 17890 world", makeString("hello ", 17890ul , " world").utf8().data());
    EXPECT_STREQ("hello 17890 world", makeString("hello ", 17890ull , " world").utf8().data());
    EXPECT_STREQ("hello 17890 world", makeString("hello ", static_cast<uint64_t>(17890) , " world").utf8().data());
    EXPECT_STREQ("hello 17890 world", makeString("hello ", static_cast<uint64_t>(17890) , " world").utf8().data());

    EXPECT_EQ(1u, WTF::lengthOfNumberAsStringSigned(0u));
    EXPECT_STREQ("hello 0 world", makeString("hello ", 0u , " world").utf8().data());

    EXPECT_STREQ("hello 42 world", makeString("hello ", static_cast<unsigned char>(42) , " world").utf8().data());
    EXPECT_STREQ("hello 42 world", makeString("hello ", static_cast<unsigned short>(42) , " world").utf8().data());
    EXPECT_STREQ("hello 4 world", makeString("hello ", sizeof(int) , " world").utf8().data()); // size_t
    EXPECT_STREQ("hello 4 world", makeString("hello ", offsetof(S, i) , " world").utf8().data()); // size_t
    EXPECT_STREQ("hello 3235839742 world", makeString("hello ", static_cast<size_t>(0xc0defefe), " world").utf8().data());
}

TEST(WTF, StringConcatenate_Float)
{
    EXPECT_STREQ("hello 17890 world", makeString("hello ", 17890.0f , " world").utf8().data());
    EXPECT_STREQ("hello 17890.5 world", makeString("hello ", 17890.5f , " world").utf8().data());

    EXPECT_STREQ("hello -17890 world", makeString("hello ", -17890.0f , " world").utf8().data());
    EXPECT_STREQ("hello -17890.5 world", makeString("hello ", -17890.5f , " world").utf8().data());

    EXPECT_STREQ("hello 0 world", makeString("hello ", 0.0f , " world").utf8().data());
}

TEST(WTF, StringConcatenate_Double)
{
    EXPECT_STREQ("hello 17890 world", makeString("hello ", 17890.0 , " world").utf8().data());
    EXPECT_STREQ("hello 17890.5 world", makeString("hello ", 17890.5 , " world").utf8().data());

    EXPECT_STREQ("hello -17890 world", makeString("hello ", -17890.0 , " world").utf8().data());
    EXPECT_STREQ("hello -17890.5 world", makeString("hello ", -17890.5 , " world").utf8().data());

    EXPECT_STREQ("hello 0 world", makeString("hello ", 0.0 , " world").utf8().data());
}

TEST(WTF, StringConcatenate_FormattedDoubleFixedPrecision)
{
    EXPECT_STREQ("hello 17890 world", makeString("hello ", FormattedNumber::fixedPrecision(17890.0) , " world").utf8().data());
    EXPECT_STREQ("hello 17890.0 world", makeString("hello ", FormattedNumber::fixedPrecision(17890.0, 6, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello 1.79e+4 world", makeString("hello ", FormattedNumber::fixedPrecision(17890.0, 3, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello 17890.000 world", makeString("hello ", FormattedNumber::fixedPrecision(17890.0, 8, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello 17890 world", makeString("hello ", FormattedNumber::fixedPrecision(17890.0, 8) , " world").utf8().data());

    EXPECT_STREQ("hello 17890.5 world", makeString("hello ", FormattedNumber::fixedPrecision(17890.5) , " world").utf8().data());
    EXPECT_STREQ("hello 1.79e+4 world", makeString("hello ", FormattedNumber::fixedPrecision(17890.5, 3, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello 17890.500 world", makeString("hello ", FormattedNumber::fixedPrecision(17890.5, 8, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello 17890.5 world", makeString("hello ", FormattedNumber::fixedPrecision(17890.5, 8) , " world").utf8().data());

    EXPECT_STREQ("hello -17890 world", makeString("hello ", FormattedNumber::fixedPrecision(-17890.0) , " world").utf8().data());
    EXPECT_STREQ("hello -17890.0 world", makeString("hello ", FormattedNumber::fixedPrecision(-17890.0, 6, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello -1.79e+4 world", makeString("hello ", FormattedNumber::fixedPrecision(-17890.0, 3, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello -17890.000 world", makeString("hello ", FormattedNumber::fixedPrecision(-17890.0, 8, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello -17890 world", makeString("hello ", FormattedNumber::fixedPrecision(-17890.0, 8) , " world").utf8().data());

    EXPECT_STREQ("hello -17890.5 world", makeString("hello ", FormattedNumber::fixedPrecision(-17890.5) , " world").utf8().data());
    EXPECT_STREQ("hello -1.79e+4 world", makeString("hello ", FormattedNumber::fixedPrecision(-17890.5, 3, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello -17890.500 world", makeString("hello ", FormattedNumber::fixedPrecision(-17890.5, 8, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello -17890.5 world", makeString("hello ", FormattedNumber::fixedPrecision(-17890.5, 8) , " world").utf8().data());

    EXPECT_STREQ("hello 0 world", makeString("hello ", FormattedNumber::fixedPrecision(0.0) , " world").utf8().data());
    EXPECT_STREQ("hello 0.00000 world", makeString("hello ", FormattedNumber::fixedPrecision(0.0, 6, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello 0.00 world", makeString("hello ", FormattedNumber::fixedPrecision(0.0, 3, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello 0.0000000 world", makeString("hello ", FormattedNumber::fixedPrecision(0.0, 8, KeepTrailingZeros) , " world").utf8().data());
    EXPECT_STREQ("hello 0 world", makeString("hello ", FormattedNumber::fixedPrecision(0.0, 8) , " world").utf8().data());
}

TEST(WTF, StringConcatenate_FormattedDoubleFixedWidth)
{
    EXPECT_STREQ("hello 17890.000 world", makeString("hello ", FormattedNumber::fixedWidth(17890.0, 3) , " world").utf8().data());
    EXPECT_STREQ("hello 17890.500 world", makeString("hello ", FormattedNumber::fixedWidth(17890.5, 3) , " world").utf8().data());

    EXPECT_STREQ("hello -17890.000 world", makeString("hello ", FormattedNumber::fixedWidth(-17890.0, 3) , " world").utf8().data());
    EXPECT_STREQ("hello -17890.500 world", makeString("hello ", FormattedNumber::fixedWidth(-17890.5, 3) , " world").utf8().data());

    EXPECT_STREQ("hello 0.000 world", makeString("hello ", FormattedNumber::fixedWidth(0.0, 3) , " world").utf8().data());
}

TEST(WTF, StringConcatenate_Pad)
{
    EXPECT_STREQ("", makeString(pad('x', 0, "")).utf8().data());
    EXPECT_STREQ("x", makeString(pad('x', 1, "")).utf8().data());
    EXPECT_STREQ("y", makeString(pad('x', 1, "y")).utf8().data());
    EXPECT_STREQ("xy", makeString(pad('x', 2, "y")).utf8().data());

    EXPECT_STREQ("xxxxxxxxxxxxxxx1E240", makeString(pad('x', 20, hex(123456))).utf8().data());
    EXPECT_STREQ("xxxxxxxxxxxxxxx1E2400.000", makeString(pad('x', 20, hex(123456)), FormattedNumber::fixedWidth(0.f, 3)).utf8().data());
    EXPECT_STREQ(" B32AF0071F9 id 1231232312313231 (0.000,0.000-0.000,0.000) 0.00KB", makeString(pad(' ', 12, hex(12312312312313)), " id ", 1231232312313231, " (", FormattedNumber::fixedWidth(0.f, 3), ',', FormattedNumber::fixedWidth(0.f, 3), '-', FormattedNumber::fixedWidth(0.f, 3), ',', FormattedNumber::fixedWidth(0.f, 3), ") ", FormattedNumber::fixedWidth(0.f, 2), "KB").utf8().data());
}

}