1 /*################################################################################
2 ##
3 ## Copyright (C) 2016-2020 Keith O'Hara
4 ##
5 ## This file is part of the GCE-Math C++ library.
6 ##
7 ## Licensed under the Apache License, Version 2.0 (the "License");
8 ## you may not use this file except in compliance with the License.
9 ## You may obtain a copy of the License at
10 ##
11 ## http://www.apache.org/licenses/LICENSE-2.0
12 ##
13 ## Unless required by applicable law or agreed to in writing, software
14 ## distributed under the License is distributed on an "AS IS" BASIS,
15 ## WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 ## See the License for the specific language governing permissions and
17 ## limitations under the License.
18 ##
19 ################################################################################*/
20
21 #define TEST_PRINT_PRECISION_1 6
22 #define TEST_PRINT_PRECISION_2 18
23
24 #include "gcem_tests.hpp"
25
main()26 int main()
27 {
28 print_begin("atan");
29
30 //
31
32 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,0.0L);
33 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,0.001L);
34 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,0.49L);
35 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,-0.5L);
36 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,-1.5L);
37 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,0.7568025L);
38 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,0.99L);
39 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,1.49L);
40 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,1.99L);
41
42 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,2.49L);
43 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,2.51L);
44 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,3.99L);
45 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,7.0L);
46 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,11.0L);
47 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,25.0L);
48
49 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,101.0L);
50 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,900.0L);
51 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,1001.0L);
52
53 GCEM_TEST_COMPARE_VALS(gcem::atan,std::atan,TEST_NAN);
54
55 //
56
57 print_final("atan");
58
59 return 0;
60 }
61