| 1 | //
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
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| 3 | //
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| 4 | // The contents of this file are covered under the licence agreement in the
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| 5 | // file "LICENCE" distributed with Cforall.
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| 6 | //
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| 7 | // rational.c -- test rational number package
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| 8 | //
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| 9 | // Author : Peter A. Buhr
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| 10 | // Created On : Mon Mar 28 08:43:12 2016
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| 11 | // Last Modified By : Peter A. Buhr
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| 12 | // Last Modified On : Wed Aug 23 21:40:11 2017
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| 13 | // Update Count : 66
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| 14 | //
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| 15 |
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| 16 | #include <rational>
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| 17 | #include <limits>
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| 18 | #include <stdlib>
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| 19 | #include <fstream>
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| 20 |
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| 21 | // UNNECESSARY, FIX ME
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| 22 | void ?{}( int & this ) { this = 0; }
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| 23 | void ?{}( int & this, zero_t ) { this = 0; }
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| 24 | void ?{}( int & this, one_t ) { this = 1; }
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| 25 | double convert( int i ) { return (double)i; }
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| 26 | int convert( double d ) { return (int)d; }
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| 27 |
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| 28 | int main() {
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| 29 | sout | "constructor" | endl;
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| 30 | Rational(int) a = { 3 }, b = { 4 }, c;
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| 31 | sout | a | b | c | endl;
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| 32 |
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| 33 | a = (Rational(int)){ 4, 8 };
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| 34 | b = (Rational(int)){ 5, 7 };
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| 35 | sout | a | b | endl;
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| 36 | a = (Rational(int)){ -2, -3 };
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| 37 | b = (Rational(int)){ 3, -2 };
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| 38 | sout | a | b | endl;
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| 39 | a = (Rational(int)){ -2, 3 };
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| 40 | b = (Rational(int)){ 3, 2 };
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| 41 | sout | a | b | endl;
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| 42 |
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| 43 | sout | "logical" | endl;
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| 44 | a = (Rational(int)){ -2 };
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| 45 | b = (Rational(int)){ -3, 2 };
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| 46 | sout | a | b | endl;
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| 47 | // sout | a == 1 | endl; // FIX ME
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| 48 | sout | a != b | endl;
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| 49 | sout | a < b | endl;
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| 50 | sout | a <= b | endl;
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| 51 | sout | a > b | endl;
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| 52 | sout | a >= b | endl;
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| 53 |
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| 54 | sout | "arithmetic" | endl;
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| 55 | sout | a | b | endl;
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| 56 | sout | a + b | endl;
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| 57 | sout | a - b | endl;
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| 58 | sout | a * b | endl;
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| 59 | sout | a / b | endl;
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| 60 |
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| 61 | sout | "conversion" | endl;
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| 62 | a = (Rational(int)){ 3, 4 };
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| 63 | sout | widen( a ) | endl;
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| 64 | a = (Rational(int)){ 1, 7 };
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| 65 | sout | widen( a ) | endl;
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| 66 | a = (Rational(int)){ 355, 113 };
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| 67 | sout | widen( a ) | endl;
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| 68 | sout | narrow( 0.75, 4 ) | endl;
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| 69 | sout | narrow( 0.14285714285714, 16 ) | endl;
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| 70 | sout | narrow( 3.14159265358979, 256 ) | endl;
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| 71 |
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| 72 | sout | "decompose" | endl;
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| 73 | int n, d;
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| 74 | // [n, d] = a;
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| 75 | // sout | a | n | d | endl;
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| 76 |
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| 77 | sout | "more tests" | endl;
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| 78 | Rational(int) x = { 1, 2 }, y = { 2 };
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| 79 | sout | x - y | endl;
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| 80 | sout | x > y | endl;
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| 81 | sout | x | numerator( x, 2 ) | x | endl;
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| 82 | sout | y | denominator( y, -2 ) | y | endl;
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| 83 |
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| 84 | Rational(int) z = { 0, 5 };
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| 85 | sout | z | endl;
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| 86 |
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| 87 | sout | x | numerator( x, 0 ) | x | endl;
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| 88 |
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| 89 | x = (Rational(int)){ 1, MAX } + (Rational(int)){ 1, MAX };
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| 90 | sout | x | endl;
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| 91 | x = (Rational(int)){ 3, MAX } + (Rational(int)){ 2, MAX };
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| 92 | sout | x | endl;
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| 93 |
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| 94 | sin | a | b;
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| 95 | sout | a | b | endl;
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| 96 | } // main
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| 97 |
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| 98 | // Local Variables: //
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| 99 | // tab-width: 4 //
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| 100 | // compile-command: "cfa rational.c" //
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| 101 | // End: //
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