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Diffstat (limited to 'tests/041-narrowing/src/Main.java')
| -rw-r--r-- | tests/041-narrowing/src/Main.java | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/tests/041-narrowing/src/Main.java b/tests/041-narrowing/src/Main.java new file mode 100644 index 0000000..eb9d64a --- /dev/null +++ b/tests/041-narrowing/src/Main.java @@ -0,0 +1,99 @@ +public class Main { + public static void main(String[] args) { + test_printNarrowing(); + } + + public static void test_printNarrowing() { + + System.out.println(); + System.out.println("Double.POSITIVE_INFINITY = " + + Long.toHexString(Double.doubleToRawLongBits(Double.POSITIVE_INFINITY))); + System.out.println("Double.NEGATIVE_INFINITY = " + + Long.toHexString(Double.doubleToRawLongBits(Double.NEGATIVE_INFINITY))); + System.out.println("Float.POSITIVE_INFINITY = " + + Long.toHexString(Double.doubleToRawLongBits(Float.POSITIVE_INFINITY))); + System.out.println("Float.NEGATIVE_INFINITY = " + + Long.toHexString(Double.doubleToRawLongBits(Float.NEGATIVE_INFINITY))); + System.out.println("Double.NaN = " + + Long.toHexString(Double.doubleToRawLongBits(Double.NaN))); + System.out.println("Float.NaN = " + + Long.toHexString(Double.doubleToRawLongBits(Float.NaN))); + double dbl2 = Double.NaN; + System.out.println(); + System.out.println("(byte) Double.NaN = " + + (Long.toHexString((byte)dbl2).equals("0") ? "00" : Long.toHexString((byte)dbl2) + .substring(6)) + " expected: 00"); + System.out.println("(short) Double.NaN = " + + (Integer.toHexString((short)dbl2).equals("0") ? "0000" : Integer.toHexString( + (short)dbl2).substring(4)) + " expected: 0000"); + System.out.println("(int) Double.NaN = " + + (Integer.toHexString((int)dbl2).equals("0") ? "00000000" : Integer + .toHexString((int)dbl2)) + " expected: 00000000"); + System.out.println("(long) Double.NaN = " + + (Long.toHexString((long)dbl2).equals("0") ? "0000000000000000" : Long + .toHexString((long)dbl2)) + " expected: 0000000000000000"); + float fl2 = Float.NaN; + System.out.println(); + System.out.println("(byte) Float.NaN = " + + (Long.toHexString((byte)fl2).equals("0") ? "00" : Long.toHexString((byte)fl2) + .substring(6)) + " expected: 00"); + System.out.println("(short) Float.NaN = " + + (Integer.toHexString((short)fl2).equals("0") ? "0000" : Integer.toHexString( + (short)fl2).substring(4)) + " expected: 0000"); + System.out.println("(int) Float.NaN = " + + (Integer.toHexString((int)fl2).equals("0") ? "00000000" : Integer + .toHexString((int)fl2)) + " expected: 00000000"); + System.out.println("(long) Float.NaN = " + + (Long.toHexString((long)fl2).equals("0") ? "0000000000000000" : Long + .toHexString((long)fl2)) + " expected: 0000000000000000"); + double dbl3 = Double.POSITIVE_INFINITY; + System.out.println(); + System.out.println("(byte) Double.POSITIVE_INFINITY = " + + (Integer.toHexString((byte)dbl3).equals("0") ? "00" : Integer.toHexString( + (byte)dbl3).substring(6)) + " expected: ff"); + System.out.println("(short) Double.POSITIVE_INFINITY = " + + (Integer.toHexString((short)dbl3).equals("0") ? "0000" : Integer.toHexString( + (short)dbl3).substring(4)) + " expected: ffff"); + System.out.println("(int) Double.POSITIVE_INFINITY = " + + Integer.toHexString((int)dbl3) + " expected: 7fffffff"); + System.out.println("(long) Double.POSITIVE_INFINITY = " + Long.toHexString((long)dbl3) + + " expected: 7fffffffffffffff"); + double dbl4 = Double.NEGATIVE_INFINITY; + System.out.println(); + System.out.println("(byte) Double.NEGATIVE_INFINITY = " + + (Long.toHexString((byte)dbl4).equals("0") ? " 00" : Long + .toHexString((byte)dbl4)) + " expected: 00"); + System.out.println("(short) Double.NEGATIVE_INFINITY = " + + (Integer.toHexString((short)dbl4).equals("0") ? " 0000" : Long + .toHexString((short)dbl4)) + " expected: 0000"); + System.out.println("(int) Double.NEGATIVE_INFINITY = " + + Integer.toHexString((int)dbl4) + " expected: 80000000"); + System.out.println("(long) Double.NEGATIVE_INFINITY = " + Long.toHexString((long)dbl4) + + " expected: 8000000000000000"); + float fl3 = Float.POSITIVE_INFINITY; + System.out.println(); + System.out.println("(byte) Float.POSITIVE_INFINITY = " + + (Integer.toHexString((byte)fl3).equals("0") ? "00" : Integer.toHexString( + (byte)fl3).substring(6)) + " expected: ff"); + System.out.println("(short) Float.POSITIVE_INFINITY = " + + (Integer.toHexString((short)fl3).equals("0") ? "0000" : Integer.toHexString( + (short)fl3).substring(4)) + " expected: ffff"); + System.out.println("(int) Float.POSITIVE_INFINITY = " + + Integer.toHexString((int)fl3) + " expected: 7fffffff"); + System.out.println("(long) Float.POSITIVE_INFINITY = " + Long.toHexString((long)fl3) + + " expected: 7fffffffffffffff"); + float fl4 = Float.NEGATIVE_INFINITY; + System.out.println(); + System.out.println("(byte) Float.NEGATIVE_INFINITY = " + + (Long.toHexString((byte)fl4).equals("0") ? " 00" : Long + .toHexString((byte)fl4)) + " expected: 00"); + System.out.println("(short) Float.NEGATIVE_INFINITY = " + + (Integer.toHexString((short)fl4).equals("0") ? " 0000" : Long + .toHexString((short)fl4)) + " expected: 0000"); + System.out.println("(int) Float.NEGATIVE_INFINITY = " + + Integer.toHexString((int)fl4) + " expected: 80000000"); + System.out.println("(long) Float.NEGATIVE_INFINITY = " + Long.toHexString((long)fl4) + + " expected: 8000000000000000"); + System.out.println(); + } +} |