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cJSON: Fix print_number to print significant digits of doubles

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This commit is contained in:
Debora Grosse
2017-04-20 10:55:09 -04:00
parent 6ccfd5d603
commit 3fc9bc0648
2 changed files with 21 additions and 59 deletions
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24
tests/print_number.c
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@@ -63,19 +63,19 @@ static void print_number_should_print_positive_integers(void)
static void print_number_should_print_positive_reals(void)
{
assert_print_number("0.123", 0.123);
assert_print_number("1.000000e-09", 10e-10);
assert_print_number("1e-09", 10e-10);
assert_print_number("1000000000000", 10e11);
assert_print_number("1.230000e+129", 123e+127);
assert_print_number("0", 123e-128); /* TODO: Maybe this shouldn't be 0 */
assert_print_number("1.23e+129", 123e+127);
assert_print_number("1.23e-126", 123e-128);
}
static void print_number_should_print_negative_reals(void)
{
assert_print_number("-0.0123", -0.0123);
assert_print_number("-1.000000e-09", -10e-10);
assert_print_number("-1000000000000000000000", -10e20);
assert_print_number("-1.230000e+129", -123e+127);
assert_print_number("-1.230000e-126", -123e-128);
assert_print_number("-1e-09", -10e-10);
assert_print_number("-1e+21", -10e20);
assert_print_number("-1.23e+129", -123e+127);
assert_print_number("-1.23e-126", -123e-128);
}
static void print_number_should_print_non_number(void)
@@ -87,15 +87,6 @@ static void print_number_should_print_non_number(void)
/* assert_print_number("null", -INFTY); */
}
static void trim_trailing_zeroes_should_trim_trailing_zeroes(void)
{
TEST_ASSERT_EQUAL_INT(2, trim_trailing_zeroes((const unsigned char*)"10.00", (int)(sizeof("10.00") - 1), '.'));
TEST_ASSERT_EQUAL_INT(0, trim_trailing_zeroes((const unsigned char*)".00", (int)(sizeof(".00") - 1), '.'));
TEST_ASSERT_EQUAL_INT(0, trim_trailing_zeroes((const unsigned char*)"00", (int)(sizeof("00") - 1), '.'));
TEST_ASSERT_EQUAL_INT(-1, trim_trailing_zeroes(NULL, 10, '.'));
TEST_ASSERT_EQUAL_INT(-1, trim_trailing_zeroes((const unsigned char*)"", 0, '.'));
}
int main(void)
{
/* initialize cJSON item */
@@ -107,7 +98,6 @@ int main(void)
RUN_TEST(print_number_should_print_positive_reals);
RUN_TEST(print_number_should_print_negative_reals);
RUN_TEST(print_number_should_print_non_number);
RUN_TEST(trim_trailing_zeroes_should_trim_trailing_zeroes);
return UNITY_END();
}