import java.io.*;

import java.math.BigDecimal;

import java.math.BigInteger;

import java.text.DateFormatSymbols;

import java.util.*;

import static java.util.Calendar.*;

public class BasicFloatObject extends Basic {

private static void test(String fs, String exp, Object ... args) {

Formatter f = new Formatter(new StringBuilder(), Locale.US);

f.format(fs, args);

ck(fs, exp, f.toString());

}

private static void test(Locale l, String fs, String exp, Object ... args)

{

Formatter f = new Formatter(new StringBuilder(), l);

f.format(fs, args);

ck(fs, exp, f.toString());

}

private static void test(String fs, Object ... args) {

Formatter f = new Formatter(new StringBuilder(), Locale.US);

f.format(fs, args);

ck(fs, "fail", f.toString());

}

private static void test(String fs) {

Formatter f = new Formatter(new StringBuilder(), Locale.US);

f.format(fs, "fail");

ck(fs, "fail", f.toString());

}

private static void testSysOut(String fs, String exp, Object ... args) {

FileOutputStream fos = null;

FileInputStream fis = null;

try {

PrintStream saveOut = System.out;

fos = new FileOutputStream("testSysOut");

System.setOut(new PrintStream(fos));

System.out.format(Locale.US, fs, args);

fos.close();

fis = new FileInputStream("testSysOut");

byte [] ba = new byte[exp.length()];

int len = fis.read(ba);

String got = new String(ba);

if (len != ba.length)

fail(fs, exp, got);

ck(fs, exp, got);

System.setOut(saveOut);

} catch (FileNotFoundException ex) {

fail(fs, ex.getClass());

} catch (IOException ex) {

fail(fs, ex.getClass());

} finally {

try {

if (fos != null)

fos.close();

if (fis != null)

fis.close();

} catch (IOException ex) {

fail(fs, ex.getClass());

}

}

}

private static void tryCatch(String fs, Class<?> ex) {

boolean caught = false;

try {

test(fs);

} catch (Throwable x) {

if (ex.isAssignableFrom(x.getClass()))

caught = true;

}

if (!caught)

fail(fs, ex);

else

pass();

}

private static void tryCatch(String fs, Class<?> ex, Object ... args) {

boolean caught = false;

try {

test(fs, args);

} catch (Throwable x) {

if (ex.isAssignableFrom(x.getClass()))

caught = true;

}

if (!caught)

fail(fs, ex);

else

pass();

}

private static Float create(double v) {

return new Float(v);

}

private static Float negate(Float v) {

return new Float(-v.floatValue());

}

private static Float mult(Float v, double mul) {

return new Float(v.floatValue() * (float) mul);

}

private static Float recip(Float v) {

return new Float(1.0f / v.floatValue());

}

public static void test() {

TimeZone.setDefault(TimeZone.getTimeZone("GMT-0800"));

// Any characters not explicitly defined as conversions, date/time

// conversion suffixes, or flags are illegal and are reserved for

// future extensions. Use of such a character in a format string will

// cause an UnknownFormatConversionException or

// UnknownFormatFlagsException to be thrown.

tryCatch("%q", UnknownFormatConversionException.class);

tryCatch("%t&", UnknownFormatConversionException.class);

tryCatch("%&d", UnknownFormatConversionException.class);

tryCatch("%^b", UnknownFormatConversionException.class);

//---------------------------------------------------------------------

// Formatter.java class javadoc examples

//---------------------------------------------------------------------

test(Locale.FRANCE, "e = %+10.4f", "e = +2,7183", Math.E);

test("%4$2s %3$2s %2$2s %1$2s", " d c b a", "a", "b", "c", "d");

test("Amount gained or lost since last statement: $ %,(.2f",

"Amount gained or lost since last statement: $ (6,217.58)",

(new BigDecimal("-6217.58")));

Calendar c = new GregorianCalendar(1969, JULY, 20, 16, 17, 0);

testSysOut("Local time: %tT", "Local time: 16:17:00", c);

test("Unable to open file '%1$s': %2$s",

"Unable to open file 'food': No such file or directory",

"food", "No such file or directory");

Calendar duke = new GregorianCalendar(1995, MAY, 23, 19, 48, 34);

duke.set(Calendar.MILLISECOND, 584);

test("Duke's Birthday: %1$tB %1$te, %1$tY",

"Duke's Birthday: May 23, 1995",

duke);

test("Duke's Birthday: %1$tB %1$te, %1$tY",

"Duke's Birthday: May 23, 1995",

duke.getTime());

test("Duke's Birthday: %1$tB %1$te, %1$tY",

"Duke's Birthday: May 23, 1995",

duke.getTimeInMillis());

test("%4$s %3$s %2$s %1$s %4$s %3$s %2$s %1$s",

"d c b a d c b a", "a", "b", "c", "d");

test("%s %s %<s %<s", "a b b b", "a", "b", "c", "d");

test("%s %s %s %s", "a b c d", "a", "b", "c", "d");

test("%2$s %s %<s %s", "b a a b", "a", "b", "c", "d");

//---------------------------------------------------------------------

// %b

//

// General conversion applicable to any argument.

//---------------------------------------------------------------------

test("%b", "true", true);

test("%b", "false", false);

test("%B", "TRUE", true);

test("%B", "FALSE", false);

test("%b", "true", Boolean.TRUE);

test("%b", "false", Boolean.FALSE);

test("%B", "TRUE", Boolean.TRUE);

test("%B", "FALSE", Boolean.FALSE);

test("%14b", " true", true);

test("%-14b", "true ", true);

test("%5.1b", " f", false);

test("%-5.1b", "f ", false);

test("%b", "true", "foo");

test("%b", "false", (Object)null);

// Boolean.java hardcodes the Strings for "true" and "false", so no

// localization is possible.

test(Locale.FRANCE, "%b", "true", true);

test(Locale.FRANCE, "%b", "false", false);

// If you pass in a single array to a varargs method, the compiler

// uses it as the array of arguments rather than treating it as a

// single array-type argument.

test("%b", "false", (Object[])new String[2]);

test("%b", "true", new String[2], new String[2]);

int [] ia = { 1, 2, 3 };

test("%b", "true", ia);

//---------------------------------------------------------------------

// %b - errors

//---------------------------------------------------------------------

tryCatch("%#b", FormatFlagsConversionMismatchException.class);

tryCatch("%-b", MissingFormatWidthException.class);

// correct or side-effect of implementation?

tryCatch("%.b", UnknownFormatConversionException.class);

tryCatch("%,b", FormatFlagsConversionMismatchException.class);

//---------------------------------------------------------------------

// %c

//

// General conversion applicable to any argument.

//---------------------------------------------------------------------

test("%c", "i", 'i');

test("%C", "I", 'i');

test("%4c", " i", 'i');

test("%-4c", "i ", 'i');

test("%4C", " I", 'i');

test("%-4C", "I ", 'i');

test("%c", "i", new Character('i'));

test("%c", "H", (byte) 72);

test("%c", "i", (short) 105);

test("%c", "!", (int) 33);

test("%c", "\u007F", Byte.MAX_VALUE);

test("%c", new String(Character.toChars(Short.MAX_VALUE)),

Short.MAX_VALUE);

test("%c", "null", (Object) null);

//---------------------------------------------------------------------

// %c - errors

//---------------------------------------------------------------------

tryCatch("%c", IllegalFormatConversionException.class,

Boolean.TRUE);

tryCatch("%c", IllegalFormatConversionException.class,

(float) 0.1);

tryCatch("%c", IllegalFormatConversionException.class,

new Object());

tryCatch("%c", IllegalFormatCodePointException.class,

Byte.MIN_VALUE);

tryCatch("%c", IllegalFormatCodePointException.class,

Short.MIN_VALUE);

tryCatch("%c", IllegalFormatCodePointException.class,

Integer.MIN_VALUE);

tryCatch("%c", IllegalFormatCodePointException.class,

Integer.MAX_VALUE);

tryCatch("%#c", FormatFlagsConversionMismatchException.class);

tryCatch("%,c", FormatFlagsConversionMismatchException.class);

tryCatch("%(c", FormatFlagsConversionMismatchException.class);

tryCatch("%$c", UnknownFormatConversionException.class);

tryCatch("%.2c", IllegalFormatPrecisionException.class);

//---------------------------------------------------------------------

// %s

//

// General conversion applicable to any argument.

//---------------------------------------------------------------------

test("%s", "Hello, Duke", "Hello, Duke");

test("%S", "HELLO, DUKE", "Hello, Duke");

test("%20S", " HELLO, DUKE", "Hello, Duke");

test("%20s", " Hello, Duke", "Hello, Duke");

test("%-20s", "Hello, Duke ", "Hello, Duke");

test("%-20.5s", "Hello ", "Hello, Duke");

test("%s", "null", (Object)null);

StringBuffer sb = new StringBuffer("foo bar");

test("%s", sb.toString(), sb);

test("%S", sb.toString().toUpperCase(), sb);

//---------------------------------------------------------------------

// %s - errors

//---------------------------------------------------------------------

tryCatch("%-s", MissingFormatWidthException.class);

tryCatch("%--s", DuplicateFormatFlagsException.class);

//---------------------------------------------------------------------

// %h

//

// General conversion applicable to any argument.

//---------------------------------------------------------------------

test("%h", Integer.toHexString("Hello, Duke".hashCode()),

"Hello, Duke");

test("%10h", " ddf63471", "Hello, Duke");

test("%-10h", "ddf63471 ", "Hello, Duke");

test("%-10H", "DDF63471 ", "Hello, Duke");

test("%10h", " 402e0000", 15.0);

test("%10H", " 402E0000", 15.0);

//---------------------------------------------------------------------

// %h - errors

//---------------------------------------------------------------------

tryCatch("%#h", FormatFlagsConversionMismatchException.class);

//---------------------------------------------------------------------

// flag/conversion errors

//---------------------------------------------------------------------

tryCatch("%F", UnknownFormatConversionException.class);

tryCatch("%#g", FormatFlagsConversionMismatchException.class);

//---------------------------------------------------------------------

// %s - Float

//---------------------------------------------------------------------

Float one = new Float(1.0f);

Float ten = new Float(10.0f);

Float pi = new Float(Math.PI);

test("%s", "3.1415927", pi);

//---------------------------------------------------------------------

// flag/conversion errors

//---------------------------------------------------------------------

tryCatch("%d", IllegalFormatConversionException.class, one);

tryCatch("%,.4e", FormatFlagsConversionMismatchException.class, one);

//---------------------------------------------------------------------

// %e

//

// Floating-point conversions applicable to float, double, and

// BigDecimal.

//---------------------------------------------------------------------

test("%e", "null", (Object)null);

//---------------------------------------------------------------------

// %e - float and double

//---------------------------------------------------------------------

// double PI = 3.141 592 653 589 793 238 46;

test("%e", "3.141593e+00", pi);

test("%.0e", "1e+01", ten);

test("%#.0e", "1.e+01", ten);

test("%E", "3.141593E+00", pi);

test("%10.3e", " 3.142e+00", pi);

test("%10.3e", "-3.142e+00", negate(pi));

test("%010.3e", "03.142e+00", pi);

test("%010.3e", "-3.142e+00", negate(pi));

test("%-12.3e", "3.142e+00 ", pi);

test("%-12.3e", "-3.142e+00 ", negate(pi));

test("%.3e", "3.142e+00", pi);

test("%.3e", "-3.142e+00", negate(pi));

test("%.3e", "3.142e+06", mult(pi, 1000000.0));

test("%.3e", "-3.142e+06", mult(pi, -1000000.0));

test(Locale.FRANCE, "%e", "3,141593e+00", pi);

// double PI^300

// = 13962455701329742638131355433930076081862072808 ... e+149

test("%10.3e", " 1.000e+00", one);

test("%+.3e", "+3.142e+00", pi);

test("%+.3e", "-3.142e+00", negate(pi));

test("% .3e", " 3.142e+00", pi);

test("% .3e", "-3.142e+00", negate(pi));

test("%#.0e", "3.e+00", create(3.0));

test("%#.0e", "-3.e+00", create(-3.0));

test("%.0e", "3e+00", create(3.0));

test("%.0e", "-3e+00", create(-3.0));

test("%(.4e", "3.1416e+06", mult(pi, 1000000.0));

test("%(.4e", "(3.1416e+06)", mult(pi, -1000000.0));

//---------------------------------------------------------------------

// %e - boundary problems

//---------------------------------------------------------------------

test("%3.0e", "1e-06", 0.000001);

test("%3.0e", "1e-05", 0.00001);

test("%3.0e", "1e-04", 0.0001);

test("%3.0e", "1e-03", 0.001);

test("%3.0e", "1e-02", 0.01);

test("%3.0e", "1e-01", 0.1);

test("%3.0e", "9e-01", 0.9);

test("%3.1e", "9.0e-01", 0.9);

test("%3.0e", "1e+00", 1.00);

test("%3.0e", "1e+01", 10.00);

test("%3.0e", "1e+02", 99.19);

test("%3.1e", "9.9e+01", 99.19);

test("%3.0e", "1e+02", 99.99);

test("%3.0e", "1e+02", 100.00);

test("%#3.0e", "1.e+03", 1000.00);

test("%3.0e", "1e+04", 10000.00);

test("%3.0e", "1e+05", 100000.00);

test("%3.0e", "1e+06", 1000000.00);

test("%3.0e", "1e+07", 10000000.00);

test("%3.0e", "1e+08", 100000000.00);

//---------------------------------------------------------------------

// %f

//

// Floating-point conversions applicable to float, double, and

// BigDecimal.

//---------------------------------------------------------------------

test("%f", "null", (Object)null);

test("%f", "3.141593", pi);

test(Locale.FRANCE, "%f", "3,141593", pi);

test("%10.3f", " 3.142", pi);

test("%10.3f", " -3.142", negate(pi));

test("%010.3f", "000003.142", pi);

test("%010.3f", "-00003.142", negate(pi));

test("%-10.3f", "3.142 ", pi);

test("%-10.3f", "-3.142 ", negate(pi));

test("%.3f", "3.142", pi);

test("%.3f", "-3.142", negate(pi));

test("%+.3f", "+3.142", pi);

test("%+.3f", "-3.142", negate(pi));

test("% .3f", " 3.142", pi);

test("% .3f", "-3.142", negate(pi));

test("%#.0f", "3.", create(3.0));

test("%#.0f", "-3.", create(-3.0));

test("%.0f", "3", create(3.0));

test("%.0f", "-3", create(-3.0));

test("%.3f", "10.000", ten);

test("%.3f", "1.000", one);

test("%10.3f", " 1.000", one);

//---------------------------------------------------------------------

// %f - boundary problems

//---------------------------------------------------------------------

test("%3.0f", " 0", 0.000001);

test("%3.0f", " 0", 0.00001);

test("%3.0f", " 0", 0.0001);

test("%3.0f", " 0", 0.001);

test("%3.0f", " 0", 0.01);

test("%3.0f", " 0", 0.1);

test("%3.0f", " 1", 0.9);

test("%3.1f", "0.9", 0.9);

test("%3.0f", " 1", 1.00);

test("%3.0f", " 10", 10.00);

test("%3.0f", " 99", 99.19);

test("%3.1f", "99.2", 99.19);

test("%3.0f", "100", 99.99);

test("%3.0f", "100", 100.00);

test("%#3.0f", "1000.", 1000.00);

test("%3.0f", "10000", 10000.00);

test("%3.0f", "100000", 100000.00);

test("%3.0f", "1000000", 1000000.00);

test("%3.0f", "10000000", 10000000.00);

test("%3.0f", "100000000", 100000000.00);

//---------------------------------------------------------------------

// %g

//

// Floating-point conversions applicable to float, double, and

// BigDecimal.

//---------------------------------------------------------------------

test("%g", "null", (Object)null);

test("%g", "3.14159", pi);

test(Locale.FRANCE, "%g", "3,14159", pi);

test("%.0g", "1e+01", ten);

test("%G", "3.14159", pi);

test("%10.3g", " 3.14", pi);

test("%10.3g", " -3.14", negate(pi));

test("%010.3g", "0000003.14", pi);

test("%010.3g", "-000003.14", negate(pi));

test("%-12.3g", "3.14 ", pi);

test("%-12.3g", "-3.14 ", negate(pi));

test("%.3g", "3.14", pi);

test("%.3g", "-3.14", negate(pi));

test("%.3g", "3.14e+08", mult(pi, 100000000.0));

test("%.3g", "-3.14e+08", mult(pi, -100000000.0));

test("%.3g", "1.00e-05", recip(create(100000.0)));

test("%.3g", "-1.00e-05", recip(create(-100000.0)));

test("%.0g", "-1e-05", recip(create(-100000.0)));

test("%.0g", "1e+05", create(100000.0));

test("%.3G", "1.00E-05", recip(create(100000.0)));

test("%.3G", "-1.00E-05", recip(create(-100000.0)));

test("%3.0g", "1e-06", 0.000001);

test("%3.0g", "1e-05", 0.00001);

test("%3.0g", "1e-05", 0.0000099);

test("%3.1g", "1e-05", 0.0000099);

test("%3.2g", "9.9e-06", 0.0000099);

test("%3.0g", "0.0001", 0.0001);

test("%3.0g", "9e-05", 0.00009);

test("%3.0g", "0.0001", 0.000099);

test("%3.1g", "0.0001", 0.000099);

test("%3.2g", "9.9e-05", 0.000099);

test("%3.0g", "0.001", 0.001);

test("%3.0g", "0.001", 0.00099);

test("%3.1g", "0.001", 0.00099);

test("%3.2g", "0.00099", 0.00099);

test("%3.3g", "0.00100", 0.001);

test("%3.4g", "0.001000", 0.001);

test("%3.0g", "0.01", 0.01);

test("%3.0g", "0.1", 0.1);

test("%3.0g", "0.9", 0.9);

test("%3.1g", "0.9", 0.9);

test("%3.0g", " 1", 1.00);

test("%3.2g", " 10", 10.00);

test("%3.0g", "1e+01", 10.00);

test("%3.0g", "1e+02", 99.19);

test("%3.1g", "1e+02", 99.19);

test("%3.2g", " 99", 99.19);

test("%3.0g", "1e+02", 99.9);

test("%3.1g", "1e+02", 99.9);

test("%3.2g", "1.0e+02", 99.9);

test("%3.0g", "1e+02", 99.99);

test("%3.0g", "1e+02", 100.00);

test("%3.0g", "1e+03", 999.9);

test("%3.1g", "1e+03", 999.9);

test("%3.2g", "1.0e+03", 999.9);

test("%3.3g", "1.00e+03", 999.9);

test("%3.4g", "999.9", 999.9);

test("%3.4g", "1000", 999.99);

test("%3.0g", "1e+03", 1000.00);

test("%3.0g", "1e+04", 10000.00);

test("%3.0g", "1e+05", 100000.00);

test("%3.0g", "1e+06", 1000000.00);

test("%3.0g", "1e+07", 10000000.00);

test("%3.9g", "100000000", 100000000.00);

test("%3.10g", "100000000.0", 100000000.00);

tryCatch("%#3.0g", FormatFlagsConversionMismatchException.class, 1000.00);

// double PI^300

// = 13962455701329742638131355433930076081862072808 ... e+149

test("%.3g", "10.0", ten);

test("%.3g", "1.00", one);

test("%10.3g", " 1.00", one);

test("%+10.3g", " +3.14", pi);

test("%+10.3g", " -3.14", negate(pi));

test("% .3g", " 3.14", pi);

test("% .3g", "-3.14", negate(pi));

test("%.0g", "3", create(3.0));

test("%.0g", "-3", create(-3.0));

test("%(.4g", "3.142e+08", mult(pi, 100000000.0));

test("%(.4g", "(3.142e+08)", mult(pi, -100000000.0));

//---------------------------------------------------------------------

// %f, %e, %g, %a - Boundaries

//---------------------------------------------------------------------

//---------------------------------------------------------------------

// %t

//

// Date/Time conversions applicable to Calendar, Date, and long.

//---------------------------------------------------------------------

test("%tA", "null", (Object)null);

test("%TA", "NULL", (Object)null);

//---------------------------------------------------------------------

// %t - errors

//---------------------------------------------------------------------

tryCatch("%t", UnknownFormatConversionException.class);

tryCatch("%T", UnknownFormatConversionException.class);

tryCatch("%tP", UnknownFormatConversionException.class);

tryCatch("%TP", UnknownFormatConversionException.class);

tryCatch("%.5tB", IllegalFormatPrecisionException.class);

tryCatch("%#tB", FormatFlagsConversionMismatchException.class);

tryCatch("%-tB", MissingFormatWidthException.class);