/* * test-core-calc.cpp - test calculations functions * * Copyright (C) 2019-2022 Sébastien Helleu * * This file is part of WeeChat, the extensible chat client. * * WeeChat is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * WeeChat is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with WeeChat. If not, see . */ #include "CppUTest/TestHarness.h" extern "C" { #include #include #include #include "src/core/wee-arraylist.h" #include "src/core/wee-calc.h" extern void calc_list_free_cb (void *data, struct t_arraylist *arraylist, void *pointer); extern int calc_operator_precedence (const char *oper); extern double calc_pop_value (struct t_arraylist *list_values); extern double calc_operation (const char *oper, double value1, double value2); extern void calc_operation_stacks (struct t_arraylist *list_values, struct t_arraylist *list_ops); extern int calc_sanitize_decimal_number (char *string); extern void calc_format_result (double value, char *result, int max_size); } #define WEE_CHECK_SANITIZE_DECIMAL_NUMBER(__result, __result_string, \ __number) \ snprintf (str_number, sizeof (str_number), "%s", __number); \ LONGS_EQUAL(__result, calc_sanitize_decimal_number (str_number)); \ STRCMP_EQUAL(__result_string, str_number); #define WEE_CHECK_FORMAT_RESULT(__result, __value) \ calc_format_result (__value, str_result, sizeof (str_result)); \ STRCMP_EQUAL(__result, str_result); #define WEE_CHECK_CALC(__result, __expr) \ value = calc_expression (__expr); \ STRCMP_EQUAL(__result, value); \ free (value); TEST_GROUP(CoreCalc) { }; /* * Tests functions: * calc_operator_precedence */ TEST(CoreCalc, OperatorPrecedence) { LONGS_EQUAL(0, calc_operator_precedence (NULL)); LONGS_EQUAL(0, calc_operator_precedence ("")); LONGS_EQUAL(0, calc_operator_precedence ("$")); LONGS_EQUAL(1, calc_operator_precedence ("+")); LONGS_EQUAL(1, calc_operator_precedence ("-")); LONGS_EQUAL(2, calc_operator_precedence ("*")); LONGS_EQUAL(2, calc_operator_precedence ("/")); LONGS_EQUAL(2, calc_operator_precedence ("//")); LONGS_EQUAL(2, calc_operator_precedence ("%")); LONGS_EQUAL(2, calc_operator_precedence ("**")); } /* * Tests functions: * calc_pop_value * calc_list_free_cb */ TEST(CoreCalc, PopValue) { struct t_arraylist *list_values; double *ptr_value; list_values = arraylist_new (32, 0, 1, NULL, NULL, &calc_list_free_cb, NULL); DOUBLES_EQUAL(0, calc_pop_value (NULL), 0.001); DOUBLES_EQUAL(0, calc_pop_value (list_values), 0.001); ptr_value = (double *)malloc (sizeof (*ptr_value)); *ptr_value = 123.5; arraylist_add (list_values, ptr_value); LONGS_EQUAL(1, list_values->size); DOUBLES_EQUAL(123.5, calc_pop_value (list_values), 0.001); LONGS_EQUAL(0, list_values->size); ptr_value = (double *)malloc (sizeof (*ptr_value)); *ptr_value = 123.5; arraylist_add (list_values, ptr_value); LONGS_EQUAL(1, list_values->size); ptr_value = (double *)malloc (sizeof (*ptr_value)); *ptr_value = 456.2; arraylist_add (list_values, ptr_value); LONGS_EQUAL(2, list_values->size); DOUBLES_EQUAL(456.2, calc_pop_value (list_values), 0.001); LONGS_EQUAL(1, list_values->size); DOUBLES_EQUAL(123.5, calc_pop_value (list_values), 0.001); LONGS_EQUAL(0, list_values->size); arraylist_free (list_values); } /* * Tests functions: * calc_operation */ TEST(CoreCalc, Operation) { DOUBLES_EQUAL(0, calc_operation (NULL, 2, 3), 0.001); DOUBLES_EQUAL(0, calc_operation ("", 2, 3), 0.001); DOUBLES_EQUAL(0, calc_operation ("", 2, 3), 0.001); DOUBLES_EQUAL(0, calc_operation ("$", 2, 3), 0.001); DOUBLES_EQUAL(5.2, calc_operation ("+", 2, 3.2), 0.001); DOUBLES_EQUAL(-1.2, calc_operation ("-", 2, 3.2), 0.001); DOUBLES_EQUAL(6.4, calc_operation ("*", 2, 3.2), 0.001); DOUBLES_EQUAL(0.625, calc_operation ("/", 2, 3.2), 0.001); DOUBLES_EQUAL(2, calc_operation ("//", 7, 3), 0.001); DOUBLES_EQUAL(3.3, calc_operation ("%", 9, 5.7), 0.001); DOUBLES_EQUAL(256, calc_operation ("**", 2, 8), 0.001); } /* * Tests functions: * calc_operation_stacks */ TEST(CoreCalc, OperationStacks) { struct t_arraylist *list_values, *list_ops; double *ptr_value; char *ptr_op; calc_operation_stacks (NULL, NULL); list_values = arraylist_new (32, 0, 1, NULL, NULL, &calc_list_free_cb, NULL); list_ops = arraylist_new (32, 0, 1, NULL, NULL, &calc_list_free_cb, NULL); calc_operation_stacks (list_values, list_ops); ptr_value = (double *)malloc (sizeof (*ptr_value)); *ptr_value = 123.5; arraylist_add (list_values, ptr_value); ptr_value = (double *)malloc (sizeof (*ptr_value)); *ptr_value = 456.2; arraylist_add (list_values, ptr_value); ptr_op = strdup ("+"); arraylist_add (list_ops, ptr_op); calc_operation_stacks (list_values, list_ops); ptr_value = (double *)arraylist_get (list_values, 0); DOUBLES_EQUAL(579.7, *ptr_value, 0.001); arraylist_free (list_values); arraylist_free (list_ops); } /* * Tests functions: * calc_sanitize_decimal_number */ TEST(CoreCalc, SanitizeDecimalNumber) { char str_number[1024]; WEE_CHECK_SANITIZE_DECIMAL_NUMBER(0, "0", "0"); WEE_CHECK_SANITIZE_DECIMAL_NUMBER(1, "0.0", "0.0"); WEE_CHECK_SANITIZE_DECIMAL_NUMBER(1, "0.0", "0,0"); WEE_CHECK_SANITIZE_DECIMAL_NUMBER(1, "1.23", "1.23"); WEE_CHECK_SANITIZE_DECIMAL_NUMBER(1, "1.23", "1,23"); WEE_CHECK_SANITIZE_DECIMAL_NUMBER(1, "1234.56", "1.234,56"); WEE_CHECK_SANITIZE_DECIMAL_NUMBER(0, "123456789", "123.456.789"); WEE_CHECK_SANITIZE_DECIMAL_NUMBER(0, "123456789", "123,456,789"); WEE_CHECK_SANITIZE_DECIMAL_NUMBER(1, "1234567.89", "1.234.567,89"); WEE_CHECK_SANITIZE_DECIMAL_NUMBER(1, "1234567.89", "1,234,567.89"); WEE_CHECK_SANITIZE_DECIMAL_NUMBER(1, "-2345.67", "-2.345,67"); } /* * Tests functions: * calc_format_result */ TEST(CoreCalc, FormatResult) { char str_result[64]; WEE_CHECK_FORMAT_RESULT("0", 0); WEE_CHECK_FORMAT_RESULT("0", 0.0); WEE_CHECK_FORMAT_RESULT("0", -0.0); WEE_CHECK_FORMAT_RESULT("12.5", 12.5); WEE_CHECK_FORMAT_RESULT("12.005", 12.005000); WEE_CHECK_FORMAT_RESULT("-12.005", -12.005000); WEE_CHECK_FORMAT_RESULT("0.0000000001", 0.0000000001); WEE_CHECK_FORMAT_RESULT("0", 0.00000000001); WEE_CHECK_FORMAT_RESULT("123456789012345", 123456789012345); setlocale (LC_ALL, "fr_FR.UTF-8"); WEE_CHECK_FORMAT_RESULT("12.5", 12.5); WEE_CHECK_FORMAT_RESULT("-12.5", -12.5); setlocale (LC_ALL, ""); } /* * Tests functions: * calc_expression */ TEST(CoreCalc, Expression) { char *value; /* invalid expressions */ WEE_CHECK_CALC("0", NULL); WEE_CHECK_CALC("0", ""); WEE_CHECK_CALC("0", "("); WEE_CHECK_CALC("0", ")"); WEE_CHECK_CALC("0", "+"); WEE_CHECK_CALC("0", "-"); WEE_CHECK_CALC("0", "*"); WEE_CHECK_CALC("0", "/"); WEE_CHECK_CALC("0", "%"); WEE_CHECK_CALC("0", "0/0"); WEE_CHECK_CALC("0", "0//0"); WEE_CHECK_CALC("0", "0%0"); /* no operator */ WEE_CHECK_CALC("123", "123"); WEE_CHECK_CALC("1.5", "1.5"); /* addition */ WEE_CHECK_CALC("-3", "-4+1"); WEE_CHECK_CALC("3", "1+2"); WEE_CHECK_CALC("4", " 1 + 3 "); /* subtraction */ WEE_CHECK_CALC("5", "8-3"); WEE_CHECK_CALC("-5", "3-8"); /* unary minus */ WEE_CHECK_CALC("0", "-0"); WEE_CHECK_CALC("-0.001", "-0.001"); WEE_CHECK_CALC("0", "(-0)"); WEE_CHECK_CALC("0", "0-0"); WEE_CHECK_CALC("-1", "-1"); WEE_CHECK_CALC("-2", "-1+-1"); WEE_CHECK_CALC("0", "-1+1"); WEE_CHECK_CALC("-2", "-3+1"); WEE_CHECK_CALC("-3", "1+-4"); WEE_CHECK_CALC("-4", "2*-2"); WEE_CHECK_CALC("-6", "-3*2"); WEE_CHECK_CALC("9", "-3*-3"); WEE_CHECK_CALC("-6", "3*(-2)"); WEE_CHECK_CALC("6", "-3*(-2)"); WEE_CHECK_CALC("12", "(-3)*(-4)"); WEE_CHECK_CALC("15", "(-3)*-5"); WEE_CHECK_CALC("9", "(-3)*(-4+1)"); /* multiplication */ WEE_CHECK_CALC("20", "10*2"); WEE_CHECK_CALC("-8", "-2*4"); WEE_CHECK_CALC("152415765279684", "12345678*12345678"); /* division */ WEE_CHECK_CALC("2", "6/3"); WEE_CHECK_CALC("2.5", "10/4"); /* floor division */ WEE_CHECK_CALC("2", "10//4"); /* modulo */ WEE_CHECK_CALC("4", "9%5"); WEE_CHECK_CALC("0.2", "9.2%3"); WEE_CHECK_CALC("-2", "-2%4"); WEE_CHECK_CALC("0", "-2%2"); /* power */ WEE_CHECK_CALC("1", "0**0"); WEE_CHECK_CALC("0", "0**1"); WEE_CHECK_CALC("1", "1**0"); WEE_CHECK_CALC("1", "2**0"); WEE_CHECK_CALC("2", "2**1"); WEE_CHECK_CALC("4", "2**2"); WEE_CHECK_CALC("8", "2**3"); WEE_CHECK_CALC("4294967296", "2**32"); WEE_CHECK_CALC("0.5", "2**-1"); WEE_CHECK_CALC("0.25", "2**-2"); /* multiple operators */ WEE_CHECK_CALC("11", "5+2*3"); WEE_CHECK_CALC("11", "2*3+5"); WEE_CHECK_CALC("7", "5+2*3/3"); WEE_CHECK_CALC("7", "2*3/3+5"); /* expressions with decimal numbers */ WEE_CHECK_CALC("12.5", "10.5+2"); WEE_CHECK_CALC("3.3333333333", "10/3"); WEE_CHECK_CALC("0.1428571429", "1/7"); WEE_CHECK_CALC("0.0008103728", "1/1234"); WEE_CHECK_CALC("0.0000810045", "1/12345"); WEE_CHECK_CALC("0.0000081001", "1/123456"); WEE_CHECK_CALC("0.00000081", "1/1234567"); WEE_CHECK_CALC("0.000000081", "1/12345678"); WEE_CHECK_CALC("0.0000000081", "1/123456789"); WEE_CHECK_CALC("0.0000000008", "1/1234567890"); WEE_CHECK_CALC("0.0000000001", "1/12345678901"); WEE_CHECK_CALC("0", "1/123456789012"); /* expressions with parentheses */ WEE_CHECK_CALC("6", "((6))"); WEE_CHECK_CALC("-7.234", "((-7.234))"); WEE_CHECK_CALC("21", "(5+2)*3"); WEE_CHECK_CALC("3.15", "(1.5+2)*(1.8/2)"); WEE_CHECK_CALC("-1.26", "(1.5+2)*(1.8/(2-7))"); /* with French locale: the result must always have "." instead of "," */ setlocale (LC_ALL, "fr_FR.UTF-8"); WEE_CHECK_CALC("12.5", "10.5+2"); WEE_CHECK_CALC("-12.5", "-10.5-2"); setlocale (LC_ALL, ""); }