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115 lines
4.3 KiB
Plaintext
115 lines
4.3 KiB
Plaintext
// Copyright (c) 2016 Ryan Prichard
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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#define STRING_BUILDER_TESTING
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#include "StringBuilder.h"
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#include <stdio.h>
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#include <string.h>
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#include <iomanip>
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#include <sstream>
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void display(const std::string &str) { fprintf(stderr, "%s", str.c_str()); }
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void display(const std::wstring &str) { fprintf(stderr, "%ls", str.c_str()); }
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#define CHECK_EQ(x, y) \
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do { \
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const auto xval = (x); \
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const auto yval = (y); \
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if (xval != yval) { \
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fprintf(stderr, "error: %s:%d: %s != %s: ", \
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__FILE__, __LINE__, #x, #y); \
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display(xval); \
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fprintf(stderr, " != "); \
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display(yval); \
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fprintf(stderr, "\n"); \
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} \
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} while(0)
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template <typename C, typename I>
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std::basic_string<C> decOfIntSS(const I value) {
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// std::to_string and std::to_wstring are missing in Cygwin as of this
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// writing (early 2016).
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std::basic_stringstream<C> ss;
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ss << +value; // We must promote char to print it as an integer.
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return ss.str();
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}
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template <typename C, bool leadingZeros=false, typename I>
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std::basic_string<C> hexOfIntSS(const I value) {
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typedef typename std::make_unsigned<I>::type U;
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const unsigned long long u64Value = value & static_cast<U>(~0);
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std::basic_stringstream<C> ss;
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if (leadingZeros) {
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ss << std::setfill(static_cast<C>('0')) << std::setw(sizeof(I) * 2);
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}
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ss << std::hex << u64Value;
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return ss.str();
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}
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template <typename I>
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void testValue(I value) {
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CHECK_EQ(decOfInt(value).str(), (decOfIntSS<char>(value)));
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CHECK_EQ(wdecOfInt(value).str(), (decOfIntSS<wchar_t>(value)));
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CHECK_EQ((hexOfInt<false>(value).str()), (hexOfIntSS<char, false>(value)));
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CHECK_EQ((hexOfInt<true>(value).str()), (hexOfIntSS<char, true>(value)));
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CHECK_EQ((whexOfInt<false>(value).str()), (hexOfIntSS<wchar_t, false>(value)));
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CHECK_EQ((whexOfInt<true>(value).str()), (hexOfIntSS<wchar_t, true>(value)));
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}
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template <typename I>
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void testType() {
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typedef typename std::make_unsigned<I>::type U;
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const U quarter = static_cast<U>(1) << (sizeof(U) * 8 - 2);
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for (unsigned quarterIndex = 0; quarterIndex < 4; ++quarterIndex) {
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for (int offset = -18; offset <= 18; ++offset) {
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const I value = quarter * quarterIndex + static_cast<U>(offset);
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testValue(value);
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}
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}
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testValue(static_cast<I>(42));
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testValue(static_cast<I>(123456));
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testValue(static_cast<I>(0xdeadfacecafebeefull));
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}
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int main() {
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testType<char>();
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testType<signed char>();
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testType<signed short>();
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testType<signed int>();
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testType<signed long>();
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testType<signed long long>();
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testType<unsigned char>();
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testType<unsigned short>();
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testType<unsigned int>();
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testType<unsigned long>();
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testType<unsigned long long>();
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StringBuilder() << static_cast<const void*>("TEST");
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WStringBuilder() << static_cast<const void*>("TEST");
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fprintf(stderr, "All tests completed!\n");
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}
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