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102 lines
2.6 KiB
C++
102 lines
2.6 KiB
C++
/* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */
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#include "my_config.h"
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#include "config.h"
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#include <tap.h>
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#include <my_global.h>
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#include <my_sys.h>
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#include <m_string.h>
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#include <sql_string.h>
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#include <my_decimal.h>
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/*
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Test my_decimal constuctor and assignement operators
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*/
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static int
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test_copy_and_compare()
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{
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my_decimal d1,d2;
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ulonglong val= 42;
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ok(ulonglong2decimal(val,&d1) == 0, "Pass");
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d2= d1;
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my_decimal d3(d1);
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ok(my_decimal_cmp(&d1, &d2) == 0, "Pass");
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ok(my_decimal_cmp(&d2, &d3) == 0, "Pass");
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ok(my_decimal_cmp(&d3, &d1) == 0,"Pass");
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ulonglong val1, val2, val3;
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ok(decimal2ulonglong(&d1, &val1) == 0, "Pass");
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ok(decimal2ulonglong(&d2, &val2) == 0,"Pass");
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ok(decimal2ulonglong(&d3, &val3) == 0,"Pass");
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ok(val == val1,"Pass");
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ok(val == val2,"Pass");
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ok(val == val3,"Pass");
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// The CTOR/operator=() generated by the compiler would fail here:
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val= 45;
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ok(ulonglong2decimal(val, &d1) == 0,"Pass");
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ok(my_decimal_cmp(&d1, &d2) == 1,"Pass");
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ok(my_decimal_cmp(&d1, &d3) == 1,"Pass");
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return 0;
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}
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static int
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test_decimal2string()
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{
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decimal_t d1;
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decimal_digit_t buffer[DECIMAL_BUFF_LENGTH+2];
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char *str_end;
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const char strnum[]= "0.1234567890123456789012345678901234567890123467";
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char strbuff[50];
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int len= 40;
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int i;
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bzero(strbuff, sizeof(strbuff));
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str_end= (char *)(strnum + (sizeof(strnum) - 1));
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d1.len= DECIMAL_BUFF_LENGTH + 2;
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d1.buf= buffer;
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string2decimal(strnum, &d1, &str_end);
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decimal2string(&d1, strbuff, &len, 0, 0, 'X');
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/* last digit is not checked due to possible rounding */
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for (i= 0; i < 38 && strbuff[i] == strnum[i]; i++);
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ok(i == 38, "Number");
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for (i= 39; i < 50 && strbuff[i] == 0; i++);
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ok(i == 50, "No overrun");
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return 0;
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}
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int main()
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{
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plan(15);
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diag("Testing my_decimal constructor and assignment operators");
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test_copy_and_compare();
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test_decimal2string();
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return exit_status();
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}
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