diff options
Diffstat (limited to 'tests/test-cutils.c')
| -rw-r--r-- | tests/test-cutils.c | 168 |
1 files changed, 141 insertions, 27 deletions
diff --git a/tests/test-cutils.c b/tests/test-cutils.c index 1aa8351520..bad3a60993 100644 --- a/tests/test-cutils.c +++ b/tests/test-cutils.c @@ -1960,18 +1960,24 @@ static void test_qemu_strtosz_simple(void) g_assert_cmpint(res, ==, 0); g_assert(endptr == str + 1); - str = "12345"; + /* Leading 0 gives decimal results, not octal */ + str = "08"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); + g_assert_cmpint(res, ==, 8); + g_assert(endptr == str + 2); + + /* Leading space is ignored */ + str = " 12345"; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 12345); - g_assert(endptr == str + 5); + g_assert(endptr == str + 6); err = qemu_strtosz(str, NULL, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 12345); - /* Note: precision is 53 bits since we're parsing with strtod() */ - str = "9007199254740991"; /* 2^53-1 */ err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); @@ -1987,7 +1993,7 @@ static void test_qemu_strtosz_simple(void) str = "9007199254740993"; /* 2^53+1 */ err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); - g_assert_cmpint(res, ==, 0x20000000000000); /* rounded to 53 bits */ + g_assert_cmpint(res, ==, 0x20000000000001); g_assert(endptr == str + 16); str = "18446744073709549568"; /* 0xfffffffffffff800 (53 msbs set) */ @@ -1999,11 +2005,40 @@ static void test_qemu_strtosz_simple(void) str = "18446744073709550591"; /* 0xfffffffffffffbff */ err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); - g_assert_cmpint(res, ==, 0xfffffffffffff800); /* rounded to 53 bits */ + g_assert_cmpint(res, ==, 0xfffffffffffffbff); g_assert(endptr == str + 20); - /* 0x7ffffffffffffe00..0x7fffffffffffffff get rounded to - * 0x8000000000000000, thus -ERANGE; see test_qemu_strtosz_erange() */ + str = "18446744073709551615"; /* 0xffffffffffffffff */ + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); + g_assert_cmpint(res, ==, 0xffffffffffffffff); + g_assert(endptr == str + 20); +} + +static void test_qemu_strtosz_hex(void) +{ + const char *str; + const char *endptr; + int err; + uint64_t res = 0xbaadf00d; + + str = "0x0"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); + g_assert_cmpint(res, ==, 0); + g_assert(endptr == str + 3); + + str = "0xab"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); + g_assert_cmpint(res, ==, 171); + g_assert(endptr == str + 4); + + str = "0xae"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); + g_assert_cmpint(res, ==, 174); + g_assert(endptr == str + 4); } static void test_qemu_strtosz_units(void) @@ -2064,14 +2099,36 @@ static void test_qemu_strtosz_units(void) static void test_qemu_strtosz_float(void) { - const char *str = "12.345M"; + const char *str; int err; const char *endptr; uint64_t res = 0xbaadf00d; + str = "0.5E"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); + g_assert_cmpint(res, ==, EiB / 2); + g_assert(endptr == str + 4); + + /* For convenience, a fraction of 0 is tolerated even on bytes */ + str = "1.0B"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); + g_assert_cmpint(res, ==, 1); + g_assert(endptr == str + 4); + + /* An empty fraction is tolerated */ + str = "1.k"; err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, 0); - g_assert_cmpint(res, ==, 12.345 * MiB); + g_assert_cmpint(res, ==, 1024); + g_assert(endptr == str + 3); + + /* For convenience, we permit values that are not byte-exact */ + str = "12.345M"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); + g_assert_cmpint(res, ==, (uint64_t) (12.345 * MiB)); g_assert(endptr == str + 7); } @@ -2106,6 +2163,45 @@ static void test_qemu_strtosz_invalid(void) err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -EINVAL); g_assert(endptr == str); + + /* Fractional values require scale larger than bytes */ + str = "1.1B"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, -EINVAL); + g_assert(endptr == str); + + str = "1.1"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, -EINVAL); + g_assert(endptr == str); + + /* No floating point exponents */ + str = "1.5e1k"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, -EINVAL); + g_assert(endptr == str); + + str = "1.5E+0k"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, -EINVAL); + g_assert(endptr == str); + + /* No hex fractions */ + str = "0x1.8k"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, -EINVAL); + g_assert(endptr == str); + + /* No negative values */ + str = "-0"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, -EINVAL); + g_assert(endptr == str); + + str = "-1"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, -EINVAL); + g_assert(endptr == str); } static void test_qemu_strtosz_trailing(void) @@ -2131,6 +2227,30 @@ static void test_qemu_strtosz_trailing(void) err = qemu_strtosz(str, NULL, &res); g_assert_cmpint(err, ==, -EINVAL); + + str = "0x"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(res, ==, 0); + g_assert(endptr == str + 1); + + err = qemu_strtosz(str, NULL, &res); + g_assert_cmpint(err, ==, -EINVAL); + + str = "0.NaN"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); + g_assert(endptr == str + 2); + + err = qemu_strtosz(str, NULL, &res); + g_assert_cmpint(err, ==, -EINVAL); + + str = "123-45"; + err = qemu_strtosz(str, &endptr, &res); + g_assert_cmpint(res, ==, 123); + g_assert(endptr == str + 3); + + err = qemu_strtosz(str, NULL, &res); + g_assert_cmpint(err, ==, -EINVAL); } static void test_qemu_strtosz_erange(void) @@ -2140,22 +2260,7 @@ static void test_qemu_strtosz_erange(void) int err; uint64_t res = 0xbaadf00d; - str = "-1"; - err = qemu_strtosz(str, &endptr, &res); - g_assert_cmpint(err, ==, -ERANGE); - g_assert(endptr == str + 2); - - str = "18446744073709550592"; /* 0xfffffffffffffc00 */ - err = qemu_strtosz(str, &endptr, &res); - g_assert_cmpint(err, ==, -ERANGE); - g_assert(endptr == str + 20); - - str = "18446744073709551615"; /* 2^64-1 */ - err = qemu_strtosz(str, &endptr, &res); - g_assert_cmpint(err, ==, -ERANGE); - g_assert(endptr == str + 20); - - str = "18446744073709551616"; /* 2^64 */ + str = "18446744073709551616"; /* 2^64; see strtosz_simple for 2^64-1 */ err = qemu_strtosz(str, &endptr, &res); g_assert_cmpint(err, ==, -ERANGE); g_assert(endptr == str + 20); @@ -2168,15 +2273,22 @@ static void test_qemu_strtosz_erange(void) static void test_qemu_strtosz_metric(void) { - const char *str = "12345k"; + const char *str; int err; const char *endptr; uint64_t res = 0xbaadf00d; + str = "12345k"; err = qemu_strtosz_metric(str, &endptr, &res); g_assert_cmpint(err, ==, 0); g_assert_cmpint(res, ==, 12345000); g_assert(endptr == str + 6); + + str = "12.345M"; + err = qemu_strtosz_metric(str, &endptr, &res); + g_assert_cmpint(err, ==, 0); + g_assert_cmpint(res, ==, 12345000); + g_assert(endptr == str + 7); } int main(int argc, char **argv) @@ -2443,6 +2555,8 @@ int main(int argc, char **argv) g_test_add_func("/cutils/strtosz/simple", test_qemu_strtosz_simple); + g_test_add_func("/cutils/strtosz/hex", + test_qemu_strtosz_hex); g_test_add_func("/cutils/strtosz/units", test_qemu_strtosz_units); g_test_add_func("/cutils/strtosz/float", |