Mercurial > projects > ldc
annotate tests/mini/bitops.d @ 341:1bb99290e03a trunk
[svn r362] Started merging the old 'test' dir as well as the newer 'tangotests' dir into 'tests/mini' and 'tests/minicomplex'.
| author | lindquist |
|---|---|
| date | Sun, 13 Jul 2008 02:51:19 +0200 |
| parents | test/bitops.d@d9d5d59873d8 |
| children |
| rev | line source |
|---|---|
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270
d9d5d59873d8
[svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
lindquist
parents:
86
diff
changeset
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1 |
|
d9d5d59873d8
[svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
lindquist
parents:
86
diff
changeset
|
2 extern(C) int printf(char*, ...); |
|
d9d5d59873d8
[svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
lindquist
parents:
86
diff
changeset
|
3 |
| 1 | 4 void main() |
| 5 { | |
| 6 printf("Bitwise operations test\n"); | |
| 7 { ushort a = 0xFFF0; | |
| 8 ushort b = 0x0FFF; | |
| 9 assert((a&b) == 0x0FF0); | |
| 10 assert((a|b) == 0xFFFF); | |
| 11 assert((a^b) == 0xF00F); | |
| 12 } | |
| 13 { ubyte a = 0xFF; | |
| 14 ulong b = 0xFFFF_FFFF_FFFF_FFF0; | |
| 15 assert((a&b) == 0xF0); | |
| 16 } | |
| 17 { ushort s = 0xFF; | |
| 18 assert((s<<1) == s*2); | |
| 19 assert((s>>>1) == s/2); | |
| 20 } | |
| 21 { int s = -10; | |
| 22 assert((s>>1) == -5); | |
| 23 assert((s>>>1) != -5); | |
| 24 } | |
|
86
fd32135dca3e
[svn r90] Major updates to the gen directory. Redesigned the 'elem' struct. Much more... !!!
lindquist
parents:
1
diff
changeset
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25 |
| 1 | 26 { ushort a = 0xFFF0; |
| 27 ushort b = 0x0FFF; | |
| 28 auto t = a; | |
| 29 t &= b; | |
| 30 assert(t == 0x0FF0); | |
| 31 t = a; | |
| 32 t |= b; | |
| 33 assert(t == 0xFFFF); | |
| 34 t = a; | |
| 35 t ^= b; | |
| 36 assert(t == 0xF00F); | |
| 37 } | |
| 38 { ubyte a = 0xFF; | |
| 39 ulong b = 0xFFFF_FFFF_FFFF_FFF0; | |
| 40 a &= b; | |
| 41 assert(a == 0xF0); | |
| 42 } | |
| 43 { ushort s = 0xFF; | |
| 44 auto t = s; | |
| 45 t <<= 1; | |
| 46 assert(t == (s*2)); | |
| 47 t = s; | |
| 48 t >>>= 1; | |
| 49 assert(t == s/2); | |
| 50 } | |
| 51 { int s = -10; | |
| 52 auto t = s; | |
| 53 t >>= 1; | |
| 54 assert(t == -5); | |
| 55 t = s; | |
| 56 t >>>= 1; | |
| 57 assert(t != -5); | |
| 58 } | |
| 59 { struct S | |
| 60 { | |
| 61 uint i; | |
| 62 ulong l; | |
| 63 }; | |
| 64 S s = S(1,4); | |
| 65 auto a = s.i | s.l; | |
| 66 assert(a == 5); | |
| 67 s.i = 0xFFFF_00FF; | |
| 68 s.l = 0xFFFF_FFFF_0000_FF00; | |
| 69 s.l ^= s.i; | |
| 70 assert(s.l == ulong.max); | |
| 71 s.i = 0x__FFFF_FF00; | |
| 72 s.l = 0xFF00FF_FF00; | |
| 73 s.i &= s.l; | |
| 74 assert(s.i == 0x00FF_FF00); | |
| 75 } | |
|
86
fd32135dca3e
[svn r90] Major updates to the gen directory. Redesigned the 'elem' struct. Much more... !!!
lindquist
parents:
1
diff
changeset
|
76 |
| 1 | 77 printf(" SUCCESS\n"); |
| 78 } |