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 May 2 22:11:05 2017 |
---|
13 | // Update Count : 41 |
---|
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; // FIX ME |
---|
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 | sout | "decompose" | endl; |
---|
64 | RationalImpl n, d; |
---|
65 | // [n, d] = a; |
---|
66 | // sout | a | n | d | endl; |
---|
67 | |
---|
68 | sout | "more tests" | endl; |
---|
69 | Rational x = { 1, 2 }, y = { 2 }; |
---|
70 | sout | x - y | endl; |
---|
71 | sout | x > y | endl; |
---|
72 | sout | x | numerator( x, 2 ) | x | endl; |
---|
73 | sout | y | denominator( y, -2 ) | y | endl; |
---|
74 | |
---|
75 | Rational z = { 0, 5 }; |
---|
76 | sout | z | endl; |
---|
77 | |
---|
78 | sout | x | numerator( x, 0 ) | x | endl; |
---|
79 | |
---|
80 | x = (Rational){ 1, MAX } + (Rational){ 1, MAX }; |
---|
81 | sout | x | endl; |
---|
82 | x = (Rational){ 3, MAX } + (Rational){ 2, MAX }; |
---|
83 | sout | x | endl; |
---|
84 | |
---|
85 | sin | &a | &b; |
---|
86 | sout | a | b | endl; |
---|
87 | } // main |
---|
88 | |
---|
89 | // Local Variables: // |
---|
90 | // tab-width: 4 // |
---|
91 | // compile-command: "cfa rational.c" // |
---|
92 | // End: // |
---|