| 1 | // | 
|---|
| 2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo | 
|---|
| 3 | // | 
|---|
| 4 | // The contents of this file are covered under the licence agreement in the | 
|---|
| 5 | // file "LICENCE" distributed with Cforall. | 
|---|
| 6 | // | 
|---|
| 7 | // rational.c -- test rational number package | 
|---|
| 8 | // | 
|---|
| 9 | // Author           : Peter A. Buhr | 
|---|
| 10 | // Created On       : Mon Mar 28 08:43:12 2016 | 
|---|
| 11 | // Last Modified By : Peter A. Buhr | 
|---|
| 12 | // Last Modified On : Tue Jul  5 18:29:37 2016 | 
|---|
| 13 | // Update Count     : 25 | 
|---|
| 14 | // | 
|---|
| 15 |  | 
|---|
| 16 | #include <limits> | 
|---|
| 17 | #include <rational> | 
|---|
| 18 | #include <fstream> | 
|---|
| 19 |  | 
|---|
| 20 | int main() { | 
|---|
| 21 | sout | "constructor" | endl; | 
|---|
| 22 | Rational a = { 3 }, b = { 4 }, c; | 
|---|
| 23 | sout | a | b | c | endl; | 
|---|
| 24 | a = (Rational){ 4, 8 }; | 
|---|
| 25 | b = (Rational){ 5, 7 }; | 
|---|
| 26 | sout | a | b | endl; | 
|---|
| 27 | a = (Rational){ -2, -3 }; | 
|---|
| 28 | b = (Rational){ 3, -2 }; | 
|---|
| 29 | sout | a | b | endl; | 
|---|
| 30 | a = (Rational){ -2, 3 }; | 
|---|
| 31 | b = (Rational){ 3, 2 }; | 
|---|
| 32 | sout | a | b | endl; | 
|---|
| 33 |  | 
|---|
| 34 | sout | "logical" | endl; | 
|---|
| 35 | a = (Rational){ -2 }; | 
|---|
| 36 | b = (Rational){ -3, 2 }; | 
|---|
| 37 | sout | a | b | endl; | 
|---|
| 38 | sout | a == 1 | endl; | 
|---|
| 39 | sout | a != b | endl; | 
|---|
| 40 | sout | a <  b | endl; | 
|---|
| 41 | sout | a <= b | endl; | 
|---|
| 42 | sout | a >  b | endl; | 
|---|
| 43 | sout | a >= b | endl; | 
|---|
| 44 |  | 
|---|
| 45 | sout | "arithmetic" | endl; | 
|---|
| 46 | sout | a | b | endl; | 
|---|
| 47 | sout | a + b | endl; | 
|---|
| 48 | sout | a - b | endl; | 
|---|
| 49 | sout | a * b | endl; | 
|---|
| 50 | sout | a / b | endl; | 
|---|
| 51 |  | 
|---|
| 52 | sout | "conversion" | endl; | 
|---|
| 53 | a = (Rational){ 3, 4 }; | 
|---|
| 54 | sout | widen( a ) | endl; | 
|---|
| 55 | a = (Rational){ 1, 7 }; | 
|---|
| 56 | sout | widen( a ) | endl; | 
|---|
| 57 | a = (Rational){ 355, 113 }; | 
|---|
| 58 | sout | widen( a ) | endl; | 
|---|
| 59 | sout | narrow( 0.75, 4 ) | endl; | 
|---|
| 60 | sout | narrow( 0.14285714285714, 16 ) | endl; | 
|---|
| 61 | sout | narrow( 3.14159265358979, 256 ) | endl; | 
|---|
| 62 |  | 
|---|
| 63 | Rational x = { 1, 2 }, y = { 2 }; | 
|---|
| 64 | sout | x - y | endl; | 
|---|
| 65 | sout | x > y | endl; | 
|---|
| 66 | sout | x | numerator( x, 2 ) | x | endl; | 
|---|
| 67 | sout | y | denominator( y, -2 ) | y | endl; | 
|---|
| 68 |  | 
|---|
| 69 | Rational z = { 0, 5 }; | 
|---|
| 70 | sout | z | endl; | 
|---|
| 71 |  | 
|---|
| 72 | sout | x | numerator( x, 0 ) | x | endl; | 
|---|
| 73 |  | 
|---|
| 74 | x = (Rational){ 1, MAX } + (Rational){ 1, MAX }; | 
|---|
| 75 | sout | x | endl; | 
|---|
| 76 | x = (Rational){ 3, MAX } + (Rational){ 2, MAX }; | 
|---|
| 77 | sout | x | endl; | 
|---|
| 78 |  | 
|---|
| 79 | sin | &a | &b; | 
|---|
| 80 | sout | a | b | endl; | 
|---|
| 81 | } // main | 
|---|
| 82 |  | 
|---|
| 83 | // Local Variables: // | 
|---|
| 84 | // tab-width: 4 // | 
|---|
| 85 | // compile-command: "cfa rational.c" // | 
|---|
| 86 | // End: // | 
|---|