e1000: disable debug by default

[mirror_qemu.git] / tests / test-cutils.c

diff --git a/tests/test-cutils.c b/tests/test-cutils.c
index a3eb18273fda30884f5dc4a270332ac949c61769..f64a49b7fba1a7fa922f6af76d0a4d5795b422c8 100644 (file)
--- a/tests/test-cutils.c
+++ b/tests/test-cutils.c
@@ -1371,16 +1371,61 @@ static void test_qemu_strtou64_full_max(void)
 
 static void test_qemu_strtosz_simple(void)
 {
-    const char *str = "12345M";
+    const char *str;
     char *endptr = NULL;
-    int64_t res;
+    int err;
+    uint64_t res = 0xbaadf00d;
 
-    res = qemu_strtosz(str, &endptr);
-    g_assert_cmpint(res, ==, 12345 * M_BYTE);
-    g_assert(endptr == str + 6);
+    str = "0";
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0);
+    g_assert(endptr == str + 1);
+
+    str = "12345";
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 12345);
+    g_assert(endptr == str + 5);
+
+    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);
+    g_assert_cmpint(res, ==, 0x1fffffffffffff);
+    g_assert(endptr == str + 16);
+
+    str = "9007199254740992"; /* 2^53 */
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0x20000000000000);
+    g_assert(endptr == str + 16);
+
+    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(endptr == str + 16);
+
+    str = "18446744073709549568"; /* 0xfffffffffffff800 (53 msbs set) */
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0xfffffffffffff800);
+    g_assert(endptr == str + 20);
 
-    res = qemu_strtosz(str, NULL);
-    g_assert_cmpint(res, ==, 12345 * M_BYTE);
+    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(endptr == str + 20);
+
+    /* 0x7ffffffffffffe00..0x7fffffffffffffff get rounded to
+     * 0x8000000000000000, thus -ERANGE; see test_qemu_strtosz_erange() */
 }
 
 static void test_qemu_strtosz_units(void)
@@ -1393,39 +1438,48 @@ static void test_qemu_strtosz_units(void)
     const char *t = "1T";
     const char *p = "1P";
     const char *e = "1E";
+    int err;
     char *endptr = NULL;
-    int64_t res;
+    uint64_t res = 0xbaadf00d;
 
     /* default is M */
-    res = qemu_strtosz(none, &endptr);
+    err = qemu_strtosz_MiB(none, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, M_BYTE);
     g_assert(endptr == none + 1);
 
-    res = qemu_strtosz(b, &endptr);
+    err = qemu_strtosz(b, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 1);
     g_assert(endptr == b + 2);
 
-    res = qemu_strtosz(k, &endptr);
+    err = qemu_strtosz(k, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, K_BYTE);
     g_assert(endptr == k + 2);
 
-    res = qemu_strtosz(m, &endptr);
+    err = qemu_strtosz(m, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, M_BYTE);
     g_assert(endptr == m + 2);
 
-    res = qemu_strtosz(g, &endptr);
+    err = qemu_strtosz(g, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, G_BYTE);
     g_assert(endptr == g + 2);
 
-    res = qemu_strtosz(t, &endptr);
+    err = qemu_strtosz(t, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, T_BYTE);
     g_assert(endptr == t + 2);
 
-    res = qemu_strtosz(p, &endptr);
+    err = qemu_strtosz(p, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, P_BYTE);
     g_assert(endptr == p + 2);
 
-    res = qemu_strtosz(e, &endptr);
+    err = qemu_strtosz(e, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, E_BYTE);
     g_assert(endptr == e + 2);
 }
@@ -1433,35 +1487,108 @@ static void test_qemu_strtosz_units(void)
 static void test_qemu_strtosz_float(void)
 {
     const char *str = "12.345M";
+    int err;
     char *endptr = NULL;
-    int64_t res;
+    uint64_t res = 0xbaadf00d;
 
-    res = qemu_strtosz(str, &endptr);
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 12.345 * M_BYTE);
     g_assert(endptr == str + 7);
 }
 
+static void test_qemu_strtosz_invalid(void)
+{
+    const char *str;
+    char *endptr = NULL;
+    int err;
+    uint64_t res = 0xbaadf00d;
+
+    str = "";
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == str);
+
+    str = " \t ";
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == str);
+
+    str = "crap";
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == str);
+}
+
+static void test_qemu_strtosz_trailing(void)
+{
+    const char *str;
+    char *endptr = NULL;
+    int err;
+    uint64_t res = 0xbaadf00d;
+
+    str = "123xxx";
+    err = qemu_strtosz_MiB(str, &endptr, &res);
+    g_assert_cmpint(res, ==, 123 * M_BYTE);
+    g_assert(endptr == str + 3);
+
+    err = qemu_strtosz(str, NULL, &res);
+    g_assert_cmpint(err, ==, -EINVAL);
+
+    str = "1kiB";
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 1024);
+    g_assert(endptr == str + 2);
+
+    err = qemu_strtosz(str, NULL, &res);
+    g_assert_cmpint(err, ==, -EINVAL);
+}
+
 static void test_qemu_strtosz_erange(void)
 {
-    const char *str = "10E";
+    const char *str;
     char *endptr = NULL;
-    int64_t res;
+    int err;
+    uint64_t res = 0xbaadf00d;
 
-    res = qemu_strtosz(str, &endptr);
-    g_assert_cmpint(res, ==, -ERANGE);
+    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 */
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, -ERANGE);
+    g_assert(endptr == str + 20);
+
+    str = "20E";
+    err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, -ERANGE);
     g_assert(endptr == str + 3);
 }
 
-static void test_qemu_strtosz_suffix_unit(void)
+static void test_qemu_strtosz_metric(void)
 {
-    const char *str = "12345";
+    const char *str = "12345k";
+    int err;
     char *endptr = NULL;
-    int64_t res;
+    uint64_t res = 0xbaadf00d;
 
-    res = qemu_strtosz_suffix_unit(str, &endptr,
-                                   QEMU_STRTOSZ_DEFSUFFIX_KB, 1000);
+    err = qemu_strtosz_metric(str, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 12345000);
-    g_assert(endptr == str + 5);
+    g_assert(endptr == str + 6);
 }
 
 int main(int argc, char **argv)
@@ -1652,10 +1779,14 @@ int main(int argc, char **argv)
                     test_qemu_strtosz_units);
     g_test_add_func("/cutils/strtosz/float",
                     test_qemu_strtosz_float);
+    g_test_add_func("/cutils/strtosz/invalid",
+                    test_qemu_strtosz_invalid);
+    g_test_add_func("/cutils/strtosz/trailing",
+                    test_qemu_strtosz_trailing);
     g_test_add_func("/cutils/strtosz/erange",
                     test_qemu_strtosz_erange);
-    g_test_add_func("/cutils/strtosz/suffix-unit",
-                    test_qemu_strtosz_suffix_unit);
+    g_test_add_func("/cutils/strtosz/metric",
+                    test_qemu_strtosz_metric);
 
     return g_test_run();
 }