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comparison tests/x2.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 class misc_tests : public fructose::test_base<misc_tests>
21 {
22 public:
23 void testexceptions(const std::string& test_name)
24 {
25 fructose_assert_exception(throw_a_runtime_error(), std::logic_error);
26 fructose_assert_no_exception(throw_a_runtime_error());
27 }
28
29 void testloopdata(const std::string& test_name)
30 {
31 static const struct {
32 int line_number;
33 int a;
34 int b;
35 int expected_result;
36 } data[] = {
37 {__LINE__, 3, 4, 12}
38 , {__LINE__, 1, 50, 50}
39 , {__LINE__, 5, 12, 60}
40 , {__LINE__, 6, 6, 37}
41 , {__LINE__, 7, 10, 70}
42 };
43
44 for (std::size_t i = 0; i < sizeof(data)/sizeof(data[0]); ++i)
45 {
46 if (verbose())
47 {
48 std::cout << "Testing to see if "
49 << data[i].a << " * " << data[i].b
50 << " = " << data[i].expected_result
51 << std::endl;
52 }
53 int result = data[i].a * data[i].b;
54 fructose_loop1_assert(data[i].line_number, i,
55 result == data[i].expected_result);
56 }
57 }
58
59 void testfloatingpoint(const std::string& test_name)
60 {
61 double my_pi = 3.141592654;
62 double calc_pi = 4.0 * atan(1.0);
63 fructose_assert_double_eq_rel_abs(my_pi, calc_pi, 0.01, 0.01);
64 fructose_assert_double_eq(my_pi, calc_pi);
65 fructose_assert_double_ne(my_pi, calc_pi);
66 fructose_assert_double_ne_rel_abs(my_pi, calc_pi, 0.01, 0.01);
67 }
68 };
69 #endif