57 changes: 30 additions & 27 deletions libc/test/src/stdlib/strtoll_test.cpp
View file
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@

#include <errno.h>
#include <limits.h>
#include <stddef.h>

TEST(LlvmLibcStrToLLTest, InvalidBase) {
const char *ten = "10";
Expand All @@ -27,7 +28,7 @@ TEST(LlvmLibcStrToLLTest, CleanBaseTenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(ten, &str_end, 10), 10ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - ten, 2l);
EXPECT_EQ(str_end - ten, ptrdiff_t(2));
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(ten, nullptr, 10), 10ll);
ASSERT_EQ(errno, 0);
Expand All @@ -36,61 +37,61 @@ TEST(LlvmLibcStrToLLTest, CleanBaseTenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(hundred, &str_end, 10), 100ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - hundred, 3l);
EXPECT_EQ(str_end - hundred, ptrdiff_t(3));

const char *negative = "-100";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(negative, &str_end, 10), -100ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - negative, 4l);
EXPECT_EQ(str_end - negative, ptrdiff_t(4));

const char *big_number = "123456789012345";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(big_number, &str_end, 10), 123456789012345ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - big_number, 15l);
EXPECT_EQ(str_end - big_number, ptrdiff_t(15));

const char *big_negative_number = "-123456789012345";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(big_negative_number, &str_end, 10),
-123456789012345ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - big_negative_number, 16l);
EXPECT_EQ(str_end - big_negative_number, ptrdiff_t(16));

const char *long_long_max_number = "9223372036854775807";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(long_long_max_number, &str_end, 10),
9223372036854775807ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - long_long_max_number, 19l);
EXPECT_EQ(str_end - long_long_max_number, ptrdiff_t(19));

const char *long_long_min_number = "-9223372036854775808";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(long_long_min_number, &str_end, 10),
-9223372036854775807ll - 1ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - long_long_min_number, 20l);
EXPECT_EQ(str_end - long_long_min_number, ptrdiff_t(20));

const char *too_big_number = "123456789012345678901";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(too_big_number, &str_end, 10), LLONG_MAX);
ASSERT_EQ(errno, ERANGE);
EXPECT_EQ(str_end - too_big_number, 21l);
EXPECT_EQ(str_end - too_big_number, ptrdiff_t(21));

const char *too_big_negative_number = "-123456789012345678901";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(too_big_negative_number, &str_end, 10),
LLONG_MIN);
ASSERT_EQ(errno, ERANGE);
EXPECT_EQ(str_end - too_big_negative_number, 22l);
EXPECT_EQ(str_end - too_big_negative_number, ptrdiff_t(22));

const char *long_number_range_test =
"10000000000000000000000000000000000000000000000000";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(long_number_range_test, &str_end, 10),
LLONG_MAX);
ASSERT_EQ(errno, ERANGE);
EXPECT_EQ(str_end - long_number_range_test, 50l);
EXPECT_EQ(str_end - long_number_range_test, ptrdiff_t(50));

const char *long_long_max_number_with_numbers_after =
"9223372036854775807123";
Expand All @@ -99,7 +100,9 @@ TEST(LlvmLibcStrToLLTest, CleanBaseTenDecode) {
&str_end, 10),
LLONG_MAX);
ASSERT_EQ(errno, ERANGE);
EXPECT_EQ(str_end - long_long_max_number_with_numbers_after, 22l);
EXPECT_EQ(
static_cast<long long>(str_end - long_long_max_number_with_numbers_after),
22ll);
}

TEST(LlvmLibcStrToLLTest, MessyBaseTenDecode) {
Expand All @@ -109,61 +112,61 @@ TEST(LlvmLibcStrToLLTest, MessyBaseTenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(spaces_before, &str_end, 10), 10ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - spaces_before, 7l);
EXPECT_EQ(str_end - spaces_before, ptrdiff_t(7));

const char *spaces_after = "10 ";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(spaces_after, &str_end, 10), 10ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - spaces_after, 2l);
EXPECT_EQ(str_end - spaces_after, ptrdiff_t(2));

const char *word_before = "word10";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(word_before, &str_end, 10), 0ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - word_before, 0l);
EXPECT_EQ(str_end - word_before, ptrdiff_t(0));

const char *word_after = "10word";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(word_after, &str_end, 10), 10ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - word_after, 2l);
EXPECT_EQ(str_end - word_after, ptrdiff_t(2));

const char *two_numbers = "10 999";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(two_numbers, &str_end, 10), 10ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - two_numbers, 2l);
EXPECT_EQ(str_end - two_numbers, ptrdiff_t(2));

const char *two_signs = "--10 999";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(two_signs, &str_end, 10), 0ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - two_signs, 1l);
EXPECT_EQ(str_end - two_signs, ptrdiff_t(1));

const char *sign_before = "+2=4";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(sign_before, &str_end, 10), 2ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - sign_before, 2l);
EXPECT_EQ(str_end - sign_before, ptrdiff_t(2));

const char *sign_after = "2+2=4";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(sign_after, &str_end, 10), 2ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - sign_after, 1l);
EXPECT_EQ(str_end - sign_after, ptrdiff_t(1));

const char *tab_before = "\t10";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(tab_before, &str_end, 10), 10ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - tab_before, 3l);
EXPECT_EQ(str_end - tab_before, ptrdiff_t(3));

const char *all_together = "\t -12345and+67890";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(all_together, &str_end, 10), -12345ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - all_together, 9l);
EXPECT_EQ(str_end - all_together, ptrdiff_t(9));
}

static char int_to_b36_char(int input) {
Expand Down Expand Up @@ -274,13 +277,13 @@ TEST(LlvmLibcStrToLLTest, CleanBaseSixteenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(no_prefix, &str_end, 16), 0x123abcll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - no_prefix, 6l);
EXPECT_EQ(str_end - no_prefix, ptrdiff_t(6));

const char *yes_prefix = "0x456def";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(yes_prefix, &str_end, 16), 0x456defll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - yes_prefix, 8l);
EXPECT_EQ(str_end - yes_prefix, ptrdiff_t(8));
}

TEST(LlvmLibcStrToLLTest, AutomaticBaseSelection) {
Expand All @@ -290,25 +293,25 @@ TEST(LlvmLibcStrToLLTest, AutomaticBaseSelection) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(base_ten, &str_end, 0), 12345ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_ten, 5l);
EXPECT_EQ(str_end - base_ten, ptrdiff_t(5));

const char *base_sixteen_no_prefix = "123abc";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(base_sixteen_no_prefix, &str_end, 0), 123ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_sixteen_no_prefix, 3l);
EXPECT_EQ(str_end - base_sixteen_no_prefix, ptrdiff_t(3));

const char *base_sixteen_with_prefix = "0x456def";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(base_sixteen_with_prefix, &str_end, 0),
0x456defll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_sixteen_with_prefix, 8l);
EXPECT_EQ(str_end - base_sixteen_with_prefix, ptrdiff_t(8));

const char *base_eight_with_prefix = "012345";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoll(base_eight_with_prefix, &str_end, 0),
012345ll);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_eight_with_prefix, 6l);
EXPECT_EQ(str_end - base_eight_with_prefix, ptrdiff_t(6));
}
47 changes: 24 additions & 23 deletions libc/test/src/stdlib/strtoul_test.cpp
View file
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@

#include <errno.h>
#include <limits.h>
#include <stddef.h>

TEST(LlvmLibcStrToULTest, InvalidBase) {
const char *ten = "10";
Expand All @@ -27,7 +28,7 @@ TEST(LlvmLibcStrToULTest, CleanBaseTenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(ten, &str_end, 10), 10ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - ten, 2l);
EXPECT_EQ(str_end - ten, ptrdiff_t(2));
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(ten, nullptr, 10), 10ul);
ASSERT_EQ(errno, 0);
Expand All @@ -36,40 +37,40 @@ TEST(LlvmLibcStrToULTest, CleanBaseTenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(hundred, &str_end, 10), 100ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - hundred, 3l);
EXPECT_EQ(str_end - hundred, ptrdiff_t(3));

const char *negative = "-100";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(negative, &str_end, 10), -(100ul));
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - negative, 4l);
EXPECT_EQ(str_end - negative, ptrdiff_t(4));

const char *big_number = "123456789012345";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(big_number, &str_end, 10), 123456789012345ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - big_number, 15l);
EXPECT_EQ(str_end - big_number, ptrdiff_t(15));

const char *too_big_number = "123456789012345678901";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(too_big_number, &str_end, 10), ULONG_MAX);
ASSERT_EQ(errno, ERANGE);
EXPECT_EQ(str_end - too_big_number, 21l);
EXPECT_EQ(str_end - too_big_number, ptrdiff_t(21));

const char *too_big_negative_number = "-123456789012345678901";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(too_big_negative_number, &str_end, 10),
ULONG_MAX);
ASSERT_EQ(errno, ERANGE);
EXPECT_EQ(str_end - too_big_negative_number, 22l);
EXPECT_EQ(str_end - too_big_negative_number, ptrdiff_t(22));

const char *long_number_range_test =
"10000000000000000000000000000000000000000000000000";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(long_number_range_test, &str_end, 10),
ULONG_MAX);
ASSERT_EQ(errno, ERANGE);
EXPECT_EQ(str_end - long_number_range_test, 50l);
EXPECT_EQ(str_end - long_number_range_test, ptrdiff_t(50));
}

TEST(LlvmLibcStrToULTest, MessyBaseTenDecode) {
Expand All @@ -79,61 +80,61 @@ TEST(LlvmLibcStrToULTest, MessyBaseTenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(spaces_before, &str_end, 10), 10ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - spaces_before, 7l);
EXPECT_EQ(str_end - spaces_before, ptrdiff_t(7));

const char *spaces_after = "10 ";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(spaces_after, &str_end, 10), 10ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - spaces_after, 2l);
EXPECT_EQ(str_end - spaces_after, ptrdiff_t(2));

const char *word_before = "word10";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(word_before, &str_end, 10), 0ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - word_before, 0l);
EXPECT_EQ(str_end - word_before, ptrdiff_t(0));

const char *word_after = "10word";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(word_after, &str_end, 10), 10ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - word_after, 2l);
EXPECT_EQ(str_end - word_after, ptrdiff_t(2));

const char *two_numbers = "10 999";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(two_numbers, &str_end, 10), 10ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - two_numbers, 2l);
EXPECT_EQ(str_end - two_numbers, ptrdiff_t(2));

const char *two_signs = "--10 999";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(two_signs, &str_end, 10), 0ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - two_signs, 1l);
EXPECT_EQ(str_end - two_signs, ptrdiff_t(1));

const char *sign_before = "+2=4";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(sign_before, &str_end, 10), 2ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - sign_before, 2l);
EXPECT_EQ(str_end - sign_before, ptrdiff_t(2));

const char *sign_after = "2+2=4";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(sign_after, &str_end, 10), 2ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - sign_after, 1l);
EXPECT_EQ(str_end - sign_after, ptrdiff_t(1));

const char *tab_before = "\t10";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(tab_before, &str_end, 10), 10ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - tab_before, 3l);
EXPECT_EQ(str_end - tab_before, ptrdiff_t(3));

const char *all_together = "\t -12345and+67890";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(all_together, &str_end, 10), -(12345ul));
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - all_together, 9l);
EXPECT_EQ(str_end - all_together, ptrdiff_t(9));
}

static char int_to_b36_char(int input) {
Expand Down Expand Up @@ -244,13 +245,13 @@ TEST(LlvmLibcStrToULTest, CleanBaseSixteenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(no_prefix, &str_end, 16), 0x123abcul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - no_prefix, 6l);
EXPECT_EQ(str_end - no_prefix, ptrdiff_t(6));

const char *yes_prefix = "0x456def";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(yes_prefix, &str_end, 16), 0x456deful);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - yes_prefix, 8l);
EXPECT_EQ(str_end - yes_prefix, ptrdiff_t(8));
}

TEST(LlvmLibcStrToULTest, AutomaticBaseSelection) {
Expand All @@ -260,25 +261,25 @@ TEST(LlvmLibcStrToULTest, AutomaticBaseSelection) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(base_ten, &str_end, 0), 12345ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_ten, 5l);
EXPECT_EQ(str_end - base_ten, ptrdiff_t(5));

const char *base_sixteen_no_prefix = "123abc";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(base_sixteen_no_prefix, &str_end, 0), 123ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_sixteen_no_prefix, 3l);
EXPECT_EQ(str_end - base_sixteen_no_prefix, ptrdiff_t(3));

const char *base_sixteen_with_prefix = "0x456def";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(base_sixteen_with_prefix, &str_end, 0),
0x456deful);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_sixteen_with_prefix, 8l);
EXPECT_EQ(str_end - base_sixteen_with_prefix, ptrdiff_t(8));

const char *base_eight_with_prefix = "012345";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoul(base_eight_with_prefix, &str_end, 0),
012345ul);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_eight_with_prefix, 6l);
EXPECT_EQ(str_end - base_eight_with_prefix, ptrdiff_t(6));
}
49 changes: 25 additions & 24 deletions libc/test/src/stdlib/strtoull_test.cpp
View file
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@

#include <errno.h>
#include <limits.h>
#include <stddef.h>

TEST(LlvmLibcStrToULLTest, InvalidBase) {
const char *ten = "10";
Expand All @@ -27,7 +28,7 @@ TEST(LlvmLibcStrToULLTest, CleanBaseTenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(ten, &str_end, 10), 10ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - ten, 2l);
EXPECT_EQ(str_end - ten, ptrdiff_t(2));
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(ten, nullptr, 10), 10ull);
ASSERT_EQ(errno, 0);
Expand All @@ -36,48 +37,48 @@ TEST(LlvmLibcStrToULLTest, CleanBaseTenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(hundred, &str_end, 10), 100ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - hundred, 3l);
EXPECT_EQ(str_end - hundred, ptrdiff_t(3));

const char *negative = "-100";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(negative, &str_end, 10), -(100ull));
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - negative, 4l);
EXPECT_EQ(str_end - negative, ptrdiff_t(4));

const char *big_number = "123456789012345";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(big_number, &str_end, 10),
123456789012345ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - big_number, 15l);
EXPECT_EQ(str_end - big_number, ptrdiff_t(15));

const char *unsigned_long_long_max_number = "18446744073709551615";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(unsigned_long_long_max_number, &str_end, 10),
18446744073709551615ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - unsigned_long_long_max_number, 20l);
EXPECT_EQ(str_end - unsigned_long_long_max_number, ptrdiff_t(20));

const char *too_big_number = "123456789012345678901";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(too_big_number, &str_end, 10), ULLONG_MAX);
ASSERT_EQ(errno, ERANGE);
EXPECT_EQ(str_end - too_big_number, 21l);
EXPECT_EQ(str_end - too_big_number, ptrdiff_t(21));

const char *too_big_negative_number = "-123456789012345678901";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(too_big_negative_number, &str_end, 10),
ULLONG_MAX);
ASSERT_EQ(errno, ERANGE);
EXPECT_EQ(str_end - too_big_negative_number, 22l);
EXPECT_EQ(str_end - too_big_negative_number, ptrdiff_t(22));

const char *long_number_range_test =
"10000000000000000000000000000000000000000000000000";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(long_number_range_test, &str_end, 10),
ULLONG_MAX);
ASSERT_EQ(errno, ERANGE);
EXPECT_EQ(str_end - long_number_range_test, 50l);
EXPECT_EQ(str_end - long_number_range_test, ptrdiff_t(50));
}

TEST(LlvmLibcStrToULLTest, MessyBaseTenDecode) {
Expand All @@ -87,61 +88,61 @@ TEST(LlvmLibcStrToULLTest, MessyBaseTenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(spaces_before, &str_end, 10), 10ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - spaces_before, 7l);
EXPECT_EQ(str_end - spaces_before, ptrdiff_t(7));

const char *spaces_after = "10 ";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(spaces_after, &str_end, 10), 10ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - spaces_after, 2l);
EXPECT_EQ(str_end - spaces_after, ptrdiff_t(2));

const char *word_before = "word10";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(word_before, &str_end, 10), 0ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - word_before, 0l);
EXPECT_EQ(str_end - word_before, ptrdiff_t(0));

const char *word_after = "10word";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(word_after, &str_end, 10), 10ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - word_after, 2l);
EXPECT_EQ(str_end - word_after, ptrdiff_t(2));

const char *two_numbers = "10 999";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(two_numbers, &str_end, 10), 10ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - two_numbers, 2l);
EXPECT_EQ(str_end - two_numbers, ptrdiff_t(2));

const char *two_signs = "--10 999";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(two_signs, &str_end, 10), 0ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - two_signs, 1l);
EXPECT_EQ(str_end - two_signs, ptrdiff_t(1));

const char *sign_before = "+2=4";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(sign_before, &str_end, 10), 2ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - sign_before, 2l);
EXPECT_EQ(str_end - sign_before, ptrdiff_t(2));

const char *sign_after = "2+2=4";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(sign_after, &str_end, 10), 2ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - sign_after, 1l);
EXPECT_EQ(str_end - sign_after, ptrdiff_t(1));

const char *tab_before = "\t10";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(tab_before, &str_end, 10), 10ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - tab_before, 3l);
EXPECT_EQ(str_end - tab_before, ptrdiff_t(3));

const char *all_together = "\t -12345and+67890";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(all_together, &str_end, 10), -(12345ull));
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - all_together, 9l);
EXPECT_EQ(str_end - all_together, ptrdiff_t(9));
}

static char int_to_b36_char(int input) {
Expand Down Expand Up @@ -255,13 +256,13 @@ TEST(LlvmLibcStrToULLTest, CleanBaseSixteenDecode) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(no_prefix, &str_end, 16), 0x123abcull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - no_prefix, 6l);
EXPECT_EQ(str_end - no_prefix, ptrdiff_t(6));

const char *yes_prefix = "0x456def";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(yes_prefix, &str_end, 16), 0x456defull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - yes_prefix, 8l);
EXPECT_EQ(str_end - yes_prefix, ptrdiff_t(8));
}

TEST(LlvmLibcStrToULLTest, AutomaticBaseSelection) {
Expand All @@ -271,25 +272,25 @@ TEST(LlvmLibcStrToULLTest, AutomaticBaseSelection) {
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(base_ten, &str_end, 0), 12345ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_ten, 5l);
EXPECT_EQ(str_end - base_ten, ptrdiff_t(5));

const char *base_sixteen_no_prefix = "123abc";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(base_sixteen_no_prefix, &str_end, 0), 123ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_sixteen_no_prefix, 3l);
EXPECT_EQ(str_end - base_sixteen_no_prefix, ptrdiff_t(3));

const char *base_sixteen_with_prefix = "0x456def";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(base_sixteen_with_prefix, &str_end, 0),
0x456defull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_sixteen_with_prefix, 8l);
EXPECT_EQ(str_end - base_sixteen_with_prefix, ptrdiff_t(8));

const char *base_eight_with_prefix = "012345";
errno = 0;
ASSERT_EQ(__llvm_libc::strtoull(base_eight_with_prefix, &str_end, 0),
012345ull);
ASSERT_EQ(errno, 0);
EXPECT_EQ(str_end - base_eight_with_prefix, 6l);
EXPECT_EQ(str_end - base_eight_with_prefix, ptrdiff_t(6));
}
8 changes: 4 additions & 4 deletions libc/utils/CPP/Limits.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -39,8 +39,8 @@ template <> class NumericLimits<long> {
};
template <> class NumericLimits<unsigned long> {
public:
static constexpr long max() { return ULONG_MAX; }
static constexpr long min() { return 0; }
static constexpr unsigned long max() { return ULONG_MAX; }
static constexpr unsigned long min() { return 0; }
};
template <> class NumericLimits<long long> {
public:
Expand All @@ -49,8 +49,8 @@ template <> class NumericLimits<long long> {
};
template <> class NumericLimits<unsigned long long> {
public:
static constexpr long max() { return ULLONG_MAX; }
static constexpr long min() { return 0; }
static constexpr unsigned long long max() { return ULLONG_MAX; }
static constexpr unsigned long long min() { return 0; }
};

} // namespace cpp
Expand Down