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Converted integral stream testing to min/max/mid style. #29

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Merged
merged 1 commit into from
Feb 9, 2013
Merged

Converted integral stream testing to min/max/mid style. #29

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151 changes: 146 additions & 5 deletions src/tests/TestMemoryOutStream.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2,15 +2,66 @@

#include "../MemoryOutStream.h"
#include <cstring>
#include <climits>
#include <cstdlib>
#include <climits>
#include <cfloat>

using namespace UnitTest;
using namespace std;

namespace {

const char* const maxSignedIntegralStr(size_t nBytes)
{
switch(nBytes)
{
case 8:
return "9223372036854775807";
case 4:
return "2147483647";
case 2:
return "32767";
case 1:
return "127";
default:
return "Unsupported signed integral size";
}
}

const char* const minSignedIntegralStr(size_t nBytes)
{
switch(nBytes)
{
case 8:
return "-9223372036854775808";
case 4:
return "-2147483648";
case 2:
return "-32768";
case 1:
return "-128";
default:
return "Unsupported signed integral size";
}
}

const char* const maxUnsignedIntegralStr(size_t nBytes)
{
switch(nBytes)
{
case 8:
return "18446744073709551615";
case 4:
return "4294967295";
case 2:
return "65535";
case 1:
return "255";
default:
return "Unsupported signed integral size";
}
}

TEST(DefaultIsEmptyString)
{
MemoryOutStream const stream;
Expand Down Expand Up @@ -39,39 +90,129 @@ TEST(StreamingIntWritesCorrectCharacters)
CHECK_EQUAL("123", stream.GetText());
}

TEST(StreaminMaxIntWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << INT_MAX;
CHECK_EQUAL(maxSignedIntegralStr(sizeof(int)), stream.GetText());
}

TEST(StreamingMinIntWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << INT_MIN;
CHECK_EQUAL(minSignedIntegralStr(sizeof(int)), stream.GetText());
}

TEST(StreamingUnsignedIntWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned int)123;
CHECK_EQUAL("123", stream.GetText());
}

TEST(StreamingMaxUnsignedIntWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned int)UINT_MAX;
CHECK_EQUAL(maxUnsignedIntegralStr(sizeof(unsigned int)), stream.GetText());
}

TEST(StreamingMinUnsignedIntWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned int)0;
CHECK_EQUAL("0", stream.GetText());
}

TEST(StreamingLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (long)(-123);
CHECK_EQUAL("-123", stream.GetText());
}

TEST(StreamingMaxLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (long)(LONG_MAX);
CHECK_EQUAL(maxSignedIntegralStr(sizeof(long)), stream.GetText());
}

TEST(StreamingMinLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (long)(LONG_MIN);
CHECK_EQUAL(minSignedIntegralStr(sizeof(long)), stream.GetText());
}

TEST(StreamingUnsignedLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned long)123;
CHECK_EQUAL("123", stream.GetText());
}

TEST(StreamingMaxUnsignedLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned long)ULONG_MAX;
CHECK_EQUAL(maxUnsignedIntegralStr(sizeof(unsigned long)), stream.GetText());
}

TEST(StreamingMinUnsignedLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned long)0ul;
CHECK_EQUAL("0", stream.GetText());
}

TEST(StreamingLongLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (long long)8589934590ll;
CHECK_EQUAL("8589934590", stream.GetText());
stream << (long long)-12345ll;
CHECK_EQUAL("-12345", stream.GetText());
}

#ifdef LLONG_MAX
TEST(StreamingMaxLongLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (long long)LLONG_MAX;
CHECK_EQUAL(maxSignedIntegralStr(sizeof(long long)), stream.GetText());
}
#endif

#ifdef LLONG_MIN
TEST(StreamingMinLongLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (long long)LLONG_MIN;
CHECK_EQUAL(minSignedIntegralStr(sizeof(long long)), stream.GetText());
}
#endif

TEST(StreamingUnsignedLongLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned long long)8589934590ull;
CHECK_EQUAL("8589934590", stream.GetText());
stream << (unsigned long long)85899ull;
CHECK_EQUAL("85899", stream.GetText());
}

#ifdef ULLONG_MAX
TEST(StreamingMaxUnsignedLongLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned long long)ULLONG_MAX;
CHECK_EQUAL(maxUnsignedIntegralStr(sizeof(unsigned long long)), stream.GetText());
}
#endif

TEST(StreamingMinUnsignedLongLongWritesCorrectCharacters)
{
MemoryOutStream stream;
stream << (unsigned long long)0ull;
CHECK_EQUAL("0", stream.GetText());
}

TEST(StreamingFloatWritesCorrectCharacters)
Expand Down