formattest.cpp

来自「C++ class libraries for network-centric,」· C++ 代码 · 共 311 行

//
// FormatTest.cpp
//
// $Id: //poco/1.2/Foundation/testsuite/src/FormatTest.cpp#1 $
//
// Copyright (c) 2006, Applied Informatics Software Engineering GmbH.
// 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.
//
// 3. Redistributions in any form must be accompanied by information on
//    how to obtain complete source code for this software and any
//    accompanying software that uses this software.  The source code
//    must either be included in the distribution or be available for no
//    more than the cost of distribution plus a nominal fee, and must be
//    freely redistributable under reasonable conditions.  For an
//    executable file, complete source code means the source code for all
//    modules it contains.  It does not include source code for modules or
//    files that typically accompany the major components of the operating
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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#include "FormatTest.h"
#include "CppUnit/TestCaller.h"
#include "CppUnit/TestSuite.h"
#include "Poco/Format.h"
#include "Poco/Exception.h"


using Poco::format;
using Poco::BadCastException;
using Poco::Int64;
using Poco::UInt64;


FormatTest::FormatTest(const std::string& name): CppUnit::TestCase(name)
{
}


FormatTest::~FormatTest()
{
}


void FormatTest::testChar()
{
	char c = 'a';
	std::string s(format("%c", c));
	assert (s == "a");
	s = format("%2c", c);
	assert (s == " a");
	s = format("%-2c", c);
	assert (s == "a ");
	
	try
	{
		s = format("%c", std::string("foo"));
		fail("bad argument - must throw");
	}
	catch (BadCastException&)
	{
	}
}


void FormatTest::testInt()
{
	int i = 42;
	std::string s(format("%d", i));
	assert (s == "42");
	s = format("%4d", i);
	assert (s == "  42");
	s = format("%04d", i);
	assert (s == "0042");

	short h = 42;
	s = format("%hd", h);
	assert (s == "42");
	s = format("%4hd", h);
	assert (s == "  42");
	s = format("%04hd", h);
	assert (s == "0042");

	unsigned short hu = 42;
	s = format("%hu", hu);
	assert (s == "42");
	s = format("%4hu", hu);
	assert (s == "  42");
	s = format("%04hu", hu);
	assert (s == "0042");
	
	unsigned x = 0x42;
	s = format("%x", x);
	assert (s == "42");
	s = format("%4x", x);
	assert (s == "  42");
	s = format("%04x", x);
	assert (s == "0042");

	unsigned o = 042;
	s = format("%o", o);
	assert (s == "42");
	s = format("%4o", o);
	assert (s == "  42");
	s = format("%04o", o);
	assert (s == "0042");

	unsigned u = 42;
	s = format("%u", u);
	assert (s == "42");
	s = format("%4u", u);
	assert (s == "  42");
	s = format("%04u", u);
	assert (s == "0042");
	
	long l = 42;
	s = format("%ld", l);
	assert (s == "42");
	s = format("%4ld", l);
	assert (s == "  42");
	s = format("%04ld", l);
	assert (s == "0042");

	unsigned long ul = 42;
	s = format("%lu", ul);
	assert (s == "42");
	s = format("%4lu", ul);
	assert (s == "  42");
	s = format("%04lu", ul);
	assert (s == "0042");
	
	unsigned long xl = 0x42;
	s = format("%lx", xl);
	assert (s == "42");
	s = format("%4lx", xl);
	assert (s == "  42");
	s = format("%04lx", xl);
	assert (s == "0042");
	
	Int64 i64 = 42;
	s = format("%Ld", i64);
	assert (s == "42");
	s = format("%4Ld", i64);
	assert (s == "  42");
	s = format("%04Ld", i64);
	assert (s == "0042");
	
	UInt64 ui64 = 42;
	s = format("%Lu", ui64);
	assert (s == "42");
	s = format("%4Lu", ui64);
	assert (s == "  42");
	s = format("%04Lu", ui64);
	assert (s == "0042");
	
	x = 0xaa;
	s = format("%x", x);
	assert (s == "aa");
	s = format("%X", x);
	assert (s == "AA");
	
	i = 42;
	s = format("%+d", i);
	assert (s == "+42");

	i = -42;
	s = format("%+d", i);
	assert (s == "-42");
	s = format("%d", i);
	assert (s == "-42");

	s = format("%d", i);
	assert (s == "-42");
	
	x = 0x42;
	s = format("%#x", x);
	assert (s == "0x42");
	
	try
	{
		s = format("%d", l);
		fail("bad argument - must throw");
	}
	catch (BadCastException&)
	{
	}

}


void FormatTest::testFloatFix()
{
	double d = 1.5;
	std::string s(format("%f", d));
	assert (s.find("1.50") == 0);

	s = format("%10f", d);
	assert (s.find(" 1.50") != std::string::npos);

	s = format("%6.2f", d);
	assert (s == "  1.50");
	s = format("%-6.2f", d);
	assert (s == "1.50  ");
	
	float f = 1.5;
	s = format("%hf", f);
	assert (s.find("1.50") == 0);
}


void FormatTest::testFloatSci()
{
	double d = 1.5;
	std::string s(format("%e", d));
	assert (s.find("1.50") == 0);
	assert (s.find("0e+0") != std::string::npos);

	s = format("%20e", d);
	assert (s.find(" 1.50") != std::string::npos);
	assert (s.find("0e+0") != std::string::npos);

	s = format("%10.2e", d);
	assert (s == " 1.50e+000" || s == "  1.50e+00");
	s = format("%-10.2e", d);
	assert (s == "1.50e+000 " || s == "1.50e+00  ");
	s = format("%-10.2E", d);
	assert (s == "1.50E+000 " || s == "1.50E+00  ");
}


void FormatTest::testString()
{
	std::string foo("foo");
	std::string s(format("%s", foo));
	assert (s == "foo");
	
	s = format("%5s", foo);
	assert (s == "  foo");

	s = format("%-5s", foo);
	assert (s == "foo  ");
}


void FormatTest::testMultiple()
{
	std::string s(format("aaa%dbbb%4dccc", 1, 2));
	assert (s == "aaa1bbb   2ccc");

	s = format("%%%d%%%d%%%d", 1, 2, 3);
	assert (s == "%1%2%3");
	
	s = format("%d%d%d%d", 1, 2, 3, 4);
	assert (s == "1234");

	s = format("%d%d%d%d%d", 1, 2, 3, 4, 5);
	assert (s == "12345");

	s = format("%d%d%d%d%d%d", 1, 2, 3, 4, 5, 6);
	assert (s == "123456");
}


void FormatTest::setUp()
{
}


void FormatTest::tearDown()
{
}


CppUnit::Test* FormatTest::suite()
{
	CppUnit::TestSuite* pSuite = new CppUnit::TestSuite("FormatTest");

	CppUnit_addTest(pSuite, FormatTest, testChar);
	CppUnit_addTest(pSuite, FormatTest, testInt);
	CppUnit_addTest(pSuite, FormatTest, testFloatFix);
	CppUnit_addTest(pSuite, FormatTest, testFloatSci);
	CppUnit_addTest(pSuite, FormatTest, testString);
	CppUnit_addTest(pSuite, FormatTest, testMultiple);

	return pSuite;
}