X-Git-Url: https://mograsim.net/gitweb/?a=blobdiff_plain;f=net.mograsim.logic.ui.am2900%2Ftest%2Fnet%2Fmograsim%2Flogic%2Fui%2Fam2900%2FTestUtil.java;fp=net.mograsim.logic.ui.am2900%2Ftest%2Fnet%2Fmograsim%2Flogic%2Fui%2Fam2900%2FTestUtil.java;h=0000000000000000000000000000000000000000;hb=b5d8c2d71e27350ea7c9314e40df5bb0584271cd;hp=937e566a807d2393cb5d0eb5f6899597e76ca755;hpb=69cb6725ef670328959d55649257ded6ac924b33;p=Mograsim.git diff --git a/net.mograsim.logic.ui.am2900/test/net/mograsim/logic/ui/am2900/TestUtil.java b/net.mograsim.logic.ui.am2900/test/net/mograsim/logic/ui/am2900/TestUtil.java deleted file mode 100644 index 937e566a..00000000 --- a/net.mograsim.logic.ui.am2900/test/net/mograsim/logic/ui/am2900/TestUtil.java +++ /dev/null @@ -1,84 +0,0 @@ -package net.mograsim.logic.ui.am2900; - -public final class TestUtil -{ - private TestUtil() - { - - } - - /** - * Transforms the last four bits of an int to a string that contains the binary ('1' and '0') representation of the 4 bits - * - * @author Christian Femers - */ - public static String to4bitBin(int x) - { - StringBuilder sb = new StringBuilder(4); - sb.append((x & 0b1000) == 0 ? '0' : '1'); - sb.append((x & 0b0100) == 0 ? '0' : '1'); - sb.append((x & 0b0010) == 0 ? '0' : '1'); - sb.append((x & 0b0001) == 0 ? '0' : '1'); - return sb.toString(); - } - - /** - * Transforms the given boolean to a string that contains the binary ('1' and '0') representation of the bit - * - * @author Christian Femers - */ - public static String to1bitBin(boolean bitIsSet) - { - return bitIsSet ? "1" : "0"; - } - - /** - * Transforms the given int to a string that contains the binary ('1' and '0') representation of the int. "0" is only returned when the - * int is equal to zero. - * - * @author Christian Femers - */ - public static String to1bitBin(int someInt) - { - return someInt != 0 ? "1" : "0"; - } - - /** - * Transforms a 4 bit signed integer (-8 to 7) to a int representing the same number. (Adding leading 1-bits if the 4 bit int is - * negative) - * - * @author Christian Femers - */ - public static int signed4ToSigned32(int signed4bit) - { - if ((signed4bit & 0b1000) > 0) - return signed4bit | 0xFF_FF_FF_F0; - return signed4bit & 0x00_00_00_0F; - } - - /** - * Transforms a 16 bit signed integer (-32768 to 32767 - a short) to a int representing the same number. (Adding leading 1-bits if the - * 16 bit int is negative) - * - * @author Christian Femers - */ - public static int signed16ToSigned32(int signed16bit) - { - return (short) signed16bit; - } - - /** - * Transforms the last n bits of an int to a string that contains the binary ('1' and '0') representation of the n bits - * - * @author Christian Femers - */ - public static String toNbitString(int x, int n) - { - StringBuilder sb = new StringBuilder(n); - for (int i = 0; i < n; i++) - { - sb.append((x >> i) & 1); - } - return sb.reverse().toString(); - } -}