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comparison tests/g2.h @ 0:d098192f01d9

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Initial commit to the repository.
author Brian Neal <bgneal@gmail.com>
date Sat, 19 Mar 2011 19:53:12 -0500
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-1:000000000000 0:d098192f01d9
1 #ifndef FRUCTOSE_MAIN_TEST_X2_H
2 #define FRUCTOSE_MAIN_TEST_X2_H
3
4 #include <stdexcept>
5 #include <cmath>
6
7 #include "fructose/fructose.h"
8
9 // These tests are rigged so that some of them fail.
10 // The tests include exercising floating point comparisons
11 // and exception handling.
12
13 namespace {
14 void throw_a_runtime_error()
15 {
16 throw std::runtime_error("this is a runtime error");
17 }
18 }
19
20 FRUCTOSE_STRUCT(misc_tests)
21 {
22 FRUCTOSE_TEST(exceptions)
23 {
24 fructose_assert_exception(throw_a_runtime_error(), std::logic_error);
25 fructose_assert_no_exception(throw_a_runtime_error());
26 }
27
28 FRUCTOSE_TEST(loopdata)
29 {
30 static const struct {
31 int line_number;
32 int a;
33 int b;
34 int expected_result;
35 } data[] = {
36 {__LINE__, 3, 4, 12}
37 , {__LINE__, 1, 50, 50}
38 , {__LINE__, 5, 12, 60}
39 , {__LINE__, 6, 6, 37}
40 , {__LINE__, 7, 10, 70}
41 };
42
43 for (std::size_t i = 0; i < sizeof(data)/sizeof(data[0]); ++i)
44 {
45 if (verbose())
46 {
47 std::cout << "Testing to see if "
48 << data[i].a << " * " << data[i].b
49 << " = " << data[i].expected_result
50 << std::endl;
51 }
52 int result = data[i].a * data[i].b;
53 fructose_loop1_assert(data[i].line_number, i,
54 result == data[i].expected_result);
55 }
56 }
57
58 FRUCTOSE_TEST(floatingpoint)
59 {
60 double my_pi = 3.141592654;
61 double calc_pi = 4.0 * atan(1.0);
62 fructose_assert_double_eq_rel_abs(my_pi, calc_pi, 0.01, 0.01);
63 fructose_assert_double_eq(my_pi, calc_pi);
64 fructose_assert_double_ne(my_pi, calc_pi);
65 fructose_assert_double_ne_rel_abs(my_pi, calc_pi, 0.01, 0.01);
66 }
67 };
68 #endif