1/* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
2
3 This program is free software; you can redistribute it and/or modify
4 it under the terms of the GNU General Public License as published by
5 the Free Software Foundation; version 2 of the License.
6
7 This program is distributed in the hope that it will be useful,
8 but WITHOUT ANY WARRANTY; without even the implied warranty of
9 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 GNU General Public License for more details.
11
12 You should have received a copy of the GNU General Public License
13 along with this program; if not, write to the Free Software
14 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
15
16#include "my_config.h"
17#include "config.h"
18#include <tap.h>
19#include <my_global.h>
20#include <my_sys.h>
21#include <m_string.h>
22#include <sql_string.h>
23#include <my_decimal.h>
24
25
26
27/*
28 Test my_decimal constuctor and assignement operators
29*/
30static int
31test_copy_and_compare()
32{
33 my_decimal d1,d2;
34
35 ulonglong val= 42;
36
37 ok(ulonglong2decimal(val,&d1) == 0, "Pass");
38 d2= d1;
39 my_decimal d3(d1);
40
41 ok(my_decimal_cmp(&d1, &d2) == 0, "Pass");
42 ok(my_decimal_cmp(&d2, &d3) == 0, "Pass");
43 ok(my_decimal_cmp(&d3, &d1) == 0,"Pass");
44
45 ulonglong val1, val2, val3;
46 ok(decimal2ulonglong(&d1, &val1) == 0, "Pass");
47 ok(decimal2ulonglong(&d2, &val2) == 0,"Pass");
48 ok(decimal2ulonglong(&d3, &val3) == 0,"Pass");
49
50 ok(val == val1,"Pass");
51 ok(val == val2,"Pass");
52 ok(val == val3,"Pass");
53
54 // The CTOR/operator=() generated by the compiler would fail here:
55 val= 45;
56 ok(ulonglong2decimal(val, &d1) == 0,"Pass");
57 ok(my_decimal_cmp(&d1, &d2) == 1,"Pass");
58 ok(my_decimal_cmp(&d1, &d3) == 1,"Pass");
59
60 return 0;
61
62}
63
64static int
65test_decimal2string()
66{
67 decimal_t d1;
68 decimal_digit_t buffer[DECIMAL_BUFF_LENGTH+2];
69 char *str_end;
70 const char strnum[]= "0.1234567890123456789012345678901234567890123467";
71 char strbuff[50];
72 int len= 40;
73 int i;
74
75 bzero(strbuff, sizeof(strbuff));
76 str_end= (char *)(strnum + (sizeof(strnum) - 1));
77
78 d1.len= DECIMAL_BUFF_LENGTH + 2;
79 d1.buf= buffer;
80
81 string2decimal(strnum, &d1, &str_end);
82 decimal2string(&d1, strbuff, &len, 0, 0, 'X');
83
84 /* last digit is not checked due to possible rounding */
85 for (i= 0; i < 38 && strbuff[i] == strnum[i]; i++);
86 ok(i == 38, "Number");
87 for (i= 39; i < 50 && strbuff[i] == 0; i++);
88 ok(i == 50, "No overrun");
89
90 return 0;
91
92}
93int main()
94{
95 plan(15);
96 diag("Testing my_decimal constructor and assignment operators");
97
98 test_copy_and_compare();
99 test_decimal2string();
100
101 return exit_status();
102}
103