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public class CastTest
{
public static void main(String args[])
{
d2d();
l2d2l();
d2l2d();
f2d2f();
d2f2d();
i2f2i();
l2f2l();
f2l2f();
}
static void d2d()
{
String msg = "double -> double ";
try {
double dvalue1 = 4.2;
double dvalue2 = (double)dvalue1;
if (dvalue1 != dvalue2)
failed(msg + dvalue1 + " != " + dvalue2);
else
passed(msg + dvalue1 + " == " + dvalue2);
}
catch (Exception e)
{
failed(msg + " : exception " + e.toString());
}
}
static void l2f2l()
{
String msg = "long -> float -> long ";
try {
long lvalue = 123;
float fvalue = (float)lvalue;
long lvalue2 = (long)fvalue;
if (lvalue != lvalue2)
failed(msg + lvalue + " != " + lvalue2 + " (float)" + fvalue);
else
passed(msg + lvalue + " == " + lvalue2 + " (float)" + fvalue);
}
catch (Exception e)
{
failed(msg + " : exception " + e.toString());
}
}
static void i2f2i()
{
String msg = "int -> float -> int ";
try {
int ivalue = 123;
float fvalue = (float)ivalue;
int ivalue2 = (int)fvalue;
if (ivalue != ivalue2)
failed(msg + ivalue + " != " + ivalue2 + " (float)" + fvalue);
else
passed(msg + ivalue + " == " + ivalue2 + " (float)" + fvalue);
}
catch (Exception e)
{
failed(msg + " : exception " + e.toString());
}
}
static void f2d2f()
{
String msg = "float -> double -> float ";
try {
float fvalue = 123.0f;
double dvalue = (double)fvalue;
float fvalue2 = (float)dvalue;
if (fvalue != fvalue2)
failed(msg + fvalue + " != " + fvalue2 + " (double)" + dvalue);
else
passed(msg + fvalue + " == " + fvalue2 + " (double)" + dvalue);
}
catch (Exception e)
{
failed(msg + " : exception " + e.toString());
}
}
static void f2l2f()
{
String msg = "float -> long -> float ";
try {
float fvalue = 123.0f;
long lvalue = (long)fvalue;
float fvalue2 = (float)lvalue;
if (fvalue != fvalue2)
failed(msg + fvalue + " != " + fvalue2 + " (long)" + lvalue);
else
passed(msg + fvalue + " == " + fvalue2 + " (long)" + lvalue);
}
catch (Exception e)
{
failed(msg + " : exception " + e.toString());
}
}
static void d2f2d()
{
String msg = "double -> float -> double ";
try {
double dvalue = 123.0;
float fvalue = (float)dvalue;
double dvalue2 = (double)fvalue;
if (dvalue != dvalue2)
failed(msg + dvalue + " != " + dvalue2 + " (float)" + fvalue);
else
passed(msg + dvalue + " == " + dvalue2 + " (float)" + fvalue);
}
catch (Exception e)
{
failed(msg + " : exception " + e.toString());
}
}
static void l2d2l()
{
String msg = "long -> double -> long ";
try {
long lvalue = 1023;
double dvalue = (double)lvalue;
long lvalue2 = (long)dvalue;
if (lvalue != lvalue2)
failed(msg + lvalue + " != " + lvalue2 + " (double)" + dvalue);
else
passed(msg + lvalue + " == " + lvalue2 + " (double)" + dvalue);
}
catch (Exception e)
{
failed(msg + " : exception " + e.toString());
}
}
static void d2l2d()
{
String msg = "double -> long -> double ";
try {
double dvalue = 123.0;
long lvalue = (long)dvalue;
double dvalue2 = (double)lvalue;
if (dvalue != dvalue2)
failed(msg + dvalue + " != " + dvalue2 + " (long)" + lvalue);
else
passed(msg + dvalue + " == " + dvalue2 + " (long)" + lvalue);
}
catch (Exception e)
{
failed(msg + " : exception " + e.toString());
}
}
static void passed(String msg)
{
System.out.println("PASSED: "+msg);
}
static void failed(String msg)
{
System.out.println("FAILED: "+msg);
}
}
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