126 lines
4.3 KiB
C
126 lines
4.3 KiB
C
/*
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Copyright (c) 2009-2017 Dave Gamble and cJSON contributors
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include "unity/examples/unity_config.h"
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#include "unity/src/unity.h"
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#include "common.h"
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static void assert_print_number(const char *expected, double input)
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{
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unsigned char printed[1024];
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unsigned char new_buffer[26];
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unsigned int i = 0;
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cJSON item[1];
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printbuffer buffer = { 0, 0, 0, 0, 0, 0, { 0, 0, 0 } };
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buffer.buffer = printed;
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buffer.length = sizeof(printed);
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buffer.offset = 0;
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buffer.noalloc = true;
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buffer.hooks = global_hooks;
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buffer.buffer = new_buffer;
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memset(item, 0, sizeof(item));
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memset(new_buffer, 0, sizeof(new_buffer));
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cJSON_SetNumberValue(item, input);
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TEST_ASSERT_TRUE_MESSAGE(print_number(item, &buffer), "Failed to print number.");
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/* In MinGW or visual studio(before 2015),the exponten is represented using three digits,like:"1e-009","1e+017"
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* remove extra "0" to output "1e-09" or "1e+17",which makes testcase PASS */
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for(i = 0;i <sizeof(new_buffer);i++)
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{
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if(i >3 && new_buffer[i] =='0')
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{
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if((new_buffer[i-3] =='e' && new_buffer[i-2] == '-' && new_buffer[i] =='0') ||(new_buffer[i-2] =='e' && new_buffer[i-1] =='+'))
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{
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while(new_buffer[i] !='\0')
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{
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new_buffer[i] = new_buffer[i+1];
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i++;
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}
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}
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}
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}
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TEST_ASSERT_EQUAL_STRING_MESSAGE(expected, buffer.buffer, "Printed number is not as expected.");
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}
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static void print_number_should_print_zero(void)
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{
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assert_print_number("0", 0);
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}
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static void print_number_should_print_negative_integers(void)
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{
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assert_print_number("-1", -1.0);
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assert_print_number("-32768", -32768.0);
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assert_print_number("-2147483648", -2147483648.0);
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}
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static void print_number_should_print_positive_integers(void)
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{
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assert_print_number("1", 1.0);
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assert_print_number("32767", 32767.0);
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assert_print_number("2147483647", 2147483647.0);
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}
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static void print_number_should_print_positive_reals(void)
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{
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assert_print_number("0.123", 0.123);
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assert_print_number("1e-09", 10e-10);
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assert_print_number("1000000000000", 10e11);
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assert_print_number("1.23e+129", 123e+127);
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assert_print_number("1.23e-126", 123e-128);
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assert_print_number("3.1415926535897931", 3.1415926535897931);
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}
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static void print_number_should_print_negative_reals(void)
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{
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assert_print_number("-0.0123", -0.0123);
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assert_print_number("-1e-09", -10e-10);
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assert_print_number("-1e+21", -10e20);
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assert_print_number("-1.23e+129", -123e+127);
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assert_print_number("-1.23e-126", -123e-128);
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}
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static void print_number_should_print_non_number(void)
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{
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TEST_IGNORE();
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/* FIXME: Cannot test this easily in C89! */
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/* assert_print_number("null", NaN); */
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/* assert_print_number("null", INFTY); */
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/* assert_print_number("null", -INFTY); */
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}
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int CJSON_CDECL main(void)
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{
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/* initialize cJSON item */
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UNITY_BEGIN();
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RUN_TEST(print_number_should_print_zero);
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RUN_TEST(print_number_should_print_negative_integers);
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RUN_TEST(print_number_should_print_positive_integers);
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RUN_TEST(print_number_should_print_positive_reals);
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RUN_TEST(print_number_should_print_negative_reals);
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RUN_TEST(print_number_should_print_non_number);
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return UNITY_END();
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}
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