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175 lines (146 loc) · 4.09 KB
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#include "../../unittestpp.h"
#include "../MemoryOutStream.h"
#include <cstring>
#include <climits>
#include <cstdlib>
using namespace UnitTest;
using namespace std;
namespace {
TEST(DefaultIsEmptyString)
{
MemoryOutStream const stream;
CHECK(stream.GetText() != 0);
CHECK_EQUAL("", stream.GetText());
}
TEST(StreamingTextCopiesCharacters)
{
MemoryOutStream stream;
stream << "Lalala";
CHECK_EQUAL("Lalala", stream.GetText());
}
TEST(StreamingMultipleTimesConcatenatesResult)
{
MemoryOutStream stream;
stream << "Bork" << "Foo" << "Bar";
CHECK_EQUAL("BorkFooBar", stream.GetText());
}
TEST(StreamingIntWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (int)123;
CHECK_EQUAL("123", stream.GetText());
}
TEST(StreamingUnsignedIntWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned int)123;
CHECK_EQUAL("123", stream.GetText());
}
TEST(StreamingLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (long)(-123);
CHECK_EQUAL("-123", stream.GetText());
}
TEST(StreamingUnsignedLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned long)123;
CHECK_EQUAL("123", stream.GetText());
}
TEST(StreamingLongLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (long long)8589934590ll;
CHECK_EQUAL("8589934590", stream.GetText());
}
TEST(StreamingUnsignedLongLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned long long)8589934590ull;
CHECK_EQUAL("8589934590", stream.GetText());
}
TEST(StreamingFloatWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << 3.1415f;
CHECK(strstr(stream.GetText(), "3.1415"));
}
TEST(StreamingDoubleWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << 3.1415;
CHECK(strstr(stream.GetText(), "3.1415"));
}
TEST(StreamingPointerWritesCorrectCharacters)
{
MemoryOutStream stream;
int* p = (int*)0x1234;
stream << p;
CHECK(strstr(stream.GetText(), "1234"));
}
TEST(StreamingSizeTWritesCorrectCharacters)
{
MemoryOutStream stream;
size_t const s = 53124;
stream << s;
CHECK_EQUAL("53124", stream.GetText());
}
TEST(ClearEmptiesMemoryOutStreamContents)
{
MemoryOutStream stream;
stream << "Hello world";
stream.Clear();
CHECK_EQUAL("", stream.GetText());
}
#ifndef UNITTEST_MEMORYOUTSTREAM_IS_STD_OSTRINGSTREAM
TEST(StreamInitialCapacityIsCorrect)
{
MemoryOutStream stream(MemoryOutStream::GROW_CHUNK_SIZE);
CHECK_EQUAL((int)MemoryOutStream::GROW_CHUNK_SIZE, stream.GetCapacity());
}
TEST(StreamInitialCapacityIsMultipleOfGrowChunkSize)
{
MemoryOutStream stream(MemoryOutStream::GROW_CHUNK_SIZE + 1);
CHECK_EQUAL((int)MemoryOutStream::GROW_CHUNK_SIZE * 2, stream.GetCapacity());
}
TEST(ExceedingCapacityGrowsBuffer)
{
MemoryOutStream stream(MemoryOutStream::GROW_CHUNK_SIZE);
stream << "012345678901234567890123456789";
char const* const oldBuffer = stream.GetText();
stream << "0123456789";
CHECK(oldBuffer != stream.GetText());
}
TEST(ExceedingCapacityGrowsBufferByGrowChunk)
{
MemoryOutStream stream(MemoryOutStream::GROW_CHUNK_SIZE);
stream << "0123456789012345678901234567890123456789";
CHECK_EQUAL(MemoryOutStream::GROW_CHUNK_SIZE * 2, stream.GetCapacity());
}
TEST(WritingStringLongerThanCapacityFitsInNewBuffer)
{
MemoryOutStream stream(8);
stream << "0123456789ABCDEF";
CHECK_EQUAL("0123456789ABCDEF", stream.GetText());
}
TEST(WritingIntLongerThanCapacityFitsInNewBuffer)
{
MemoryOutStream stream(8);
stream << "aaaa" << 123456;;
CHECK_EQUAL("aaaa123456", stream.GetText());
}
TEST(WritingFloatLongerThanCapacityFitsInNewBuffer)
{
MemoryOutStream stream(8);
stream << "aaaa" << 123456.0f;;
CHECK_EQUAL("aaaa123456.000000f", stream.GetText());
}
TEST(WritingSizeTLongerThanCapacityFitsInNewBuffer)
{
MemoryOutStream stream(8);
stream << "aaaa" << size_t(32145);
CHECK_EQUAL("aaaa32145", stream.GetText());
}
#endif
}