| 1 | \ @(#) t_locals.fth 97/01/28 1.1 |
| 2 | \ Test PForth LOCAL variables. |
| 3 | \ |
| 4 | \ Copyright 1996 3DO, Phil Burk |
| 5 | |
| 6 | include? }T{ t_tools.fth |
| 7 | |
| 8 | anew task-t_locals.fth |
| 9 | decimal |
| 10 | |
| 11 | test{ |
| 12 | |
| 13 | \ test value and locals |
| 14 | T{ 333 value my-value my-value }T{ 333 }T |
| 15 | T{ 1000 -> my-value my-value }T{ 1000 }T |
| 16 | T{ 35 +-> my-value my-value }T{ 1035 }T |
| 17 | T{ 987 to my-value my-value }T{ 987 }T |
| 18 | : test.value ( -- ok ) |
| 19 | 100 -> my-value |
| 20 | my-value 100 = |
| 21 | 47 +-> my-value |
| 22 | my-value 147 = AND |
| 23 | ; |
| 24 | T{ test.value }T{ TRUE }T |
| 25 | |
| 26 | \ test compile time behavior of a VALUE |
| 27 | 567 value VAL3 immediate |
| 28 | : VD3 val3 literal ; |
| 29 | T{ vd3 }T{ 567 }T |
| 30 | |
| 31 | \ test locals in a word |
| 32 | : test.locs { aa bb | cc -- ok } |
| 33 | cc 0= |
| 34 | aa bb + -> cc |
| 35 | aa bb + cc = AND |
| 36 | aa -> cc |
| 37 | bb +-> cc |
| 38 | aa bb + cc = AND |
| 39 | ; |
| 40 | |
| 41 | T{ 200 59 test.locs }T{ TRUE }T |
| 42 | |
| 43 | .( Test warning when no locals defined.) cr |
| 44 | : loc.nonames { -- } 1234 ; |
| 45 | T{ loc.nonames }T{ 1234 }T |
| 46 | |
| 47 | \ try to put EOLs and comments in variable list |
| 48 | : calc.area { |
| 49 | width \ horizontal dimension |
| 50 | height \ vertical dimension |
| 51 | -- area , calculate area of a rectangle } |
| 52 | width height * |
| 53 | ; |
| 54 | |
| 55 | T{ 5 20 calc.area }T{ 100 }T |
| 56 | |
| 57 | }test |
| 58 | |