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-rw-r--r--tests/unit/test-cutils.c171
1 files changed, 165 insertions, 6 deletions
diff --git a/tests/unit/test-cutils.c b/tests/unit/test-cutils.c
index e025b54c05..98671f1ac3 100644
--- a/tests/unit/test-cutils.c
+++ b/tests/unit/test-cutils.c
@@ -378,6 +378,15 @@ static void test_qemu_strtoi_hex(void)
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 0x123);
     g_assert(endptr == str + strlen(str));
+
+    str = "0x";
+    res = 999;
+    endptr = &f;
+    err = qemu_strtoi(str, &endptr, 16, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0);
+    g_assert(endptr == str + 1);
 }
 
 static void test_qemu_strtoi_max(void)
@@ -669,6 +678,15 @@ static void test_qemu_strtoui_hex(void)
     g_assert_cmpint(err, ==, 0);
     g_assert_cmphex(res, ==, 0x123);
     g_assert(endptr == str + strlen(str));
+
+    str = "0x";
+    res = 999;
+    endptr = &f;
+    err = qemu_strtoui(str, &endptr, 16, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmphex(res, ==, 0);
+    g_assert(endptr == str + 1);
 }
 
 static void test_qemu_strtoui_max(void)
@@ -955,6 +973,15 @@ static void test_qemu_strtol_hex(void)
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 0x123);
     g_assert(endptr == str + strlen(str));
+
+    str = "0x";
+    res = 999;
+    endptr = &f;
+    err = qemu_strtol(str, &endptr, 16, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0);
+    g_assert(endptr == str + 1);
 }
 
 static void test_qemu_strtol_max(void)
@@ -1244,6 +1271,15 @@ static void test_qemu_strtoul_hex(void)
     g_assert_cmpint(err, ==, 0);
     g_assert_cmphex(res, ==, 0x123);
     g_assert(endptr == str + strlen(str));
+
+    str = "0x";
+    res = 999;
+    endptr = &f;
+    err = qemu_strtoul(str, &endptr, 16, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmphex(res, ==, 0);
+    g_assert(endptr == str + 1);
 }
 
 static void test_qemu_strtoul_max(void)
@@ -1528,6 +1564,15 @@ static void test_qemu_strtoi64_hex(void)
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 0x123);
     g_assert(endptr == str + strlen(str));
+
+    str = "0x";
+    endptr = &f;
+    res = 999;
+    err = qemu_strtoi64(str, &endptr, 16, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0);
+    g_assert(endptr == str + 1);
 }
 
 static void test_qemu_strtoi64_max(void)
@@ -1815,6 +1860,15 @@ static void test_qemu_strtou64_hex(void)
     g_assert_cmpint(err, ==, 0);
     g_assert_cmphex(res, ==, 0x123);
     g_assert(endptr == str + strlen(str));
+
+    str = "0x";
+    endptr = &f;
+    res = 999;
+    err = qemu_strtou64(str, &endptr, 16, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmphex(res, ==, 0);
+    g_assert(endptr == str + 1);
 }
 
 static void test_qemu_strtou64_max(void)
@@ -1952,9 +2006,11 @@ static void test_qemu_strtosz_simple(void)
     const char *str;
     const char *endptr;
     int err;
-    uint64_t res = 0xbaadf00d;
+    uint64_t res;
 
     str = "0";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 0);
@@ -1962,6 +2018,8 @@ static void test_qemu_strtosz_simple(void)
 
     /* Leading 0 gives decimal results, not octal */
     str = "08";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 8);
@@ -1969,46 +2027,61 @@ static void test_qemu_strtosz_simple(void)
 
     /* Leading space is ignored */
     str = " 12345";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 12345);
     g_assert(endptr == str + 6);
 
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, NULL, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 12345);
 
     str = "9007199254740991"; /* 2^53-1 */
+    endptr = str;
+    res = 0xbaadf00d;
     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 */
+    endptr = str;
+    res = 0xbaadf00d;
     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 */
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 0x20000000000001);
     g_assert(endptr == str + 16);
 
     str = "18446744073709549568"; /* 0xfffffffffffff800 (53 msbs set) */
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 0xfffffffffffff800);
     g_assert(endptr == str + 20);
 
     str = "18446744073709550591"; /* 0xfffffffffffffbff */
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 0xfffffffffffffbff);
     g_assert(endptr == str + 20);
 
     str = "18446744073709551615"; /* 0xffffffffffffffff */
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 0xffffffffffffffff);
@@ -2020,21 +2093,27 @@ static void test_qemu_strtosz_hex(void)
     const char *str;
     const char *endptr;
     int err;
-    uint64_t res = 0xbaadf00d;
+    uint64_t res;
 
     str = "0x0";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 0);
     g_assert(endptr == str + 3);
 
     str = "0xab";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 171);
     g_assert(endptr == str + 4);
 
     str = "0xae";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 174);
@@ -2053,44 +2132,60 @@ static void test_qemu_strtosz_units(void)
     const char *e = "1E";
     int err;
     const char *endptr;
-    uint64_t res = 0xbaadf00d;
+    uint64_t res;
 
     /* default is M */
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz_MiB(none, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, MiB);
     g_assert(endptr == none + 1);
 
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(b, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 1);
     g_assert(endptr == b + 2);
 
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(k, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, KiB);
     g_assert(endptr == k + 2);
 
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(m, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, MiB);
     g_assert(endptr == m + 2);
 
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(g, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, GiB);
     g_assert(endptr == g + 2);
 
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(t, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, TiB);
     g_assert(endptr == t + 2);
 
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(p, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, PiB);
     g_assert(endptr == p + 2);
 
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(e, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, EiB);
@@ -2102,9 +2197,11 @@ static void test_qemu_strtosz_float(void)
     const char *str;
     int err;
     const char *endptr;
-    uint64_t res = 0xbaadf00d;
+    uint64_t res;
 
     str = "0.5E";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, EiB / 2);
@@ -2112,6 +2209,8 @@ static void test_qemu_strtosz_float(void)
 
     /* For convenience, a fraction of 0 is tolerated even on bytes */
     str = "1.0B";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 1);
@@ -2119,6 +2218,8 @@ static void test_qemu_strtosz_float(void)
 
     /* An empty fraction is tolerated */
     str = "1.k";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 1024);
@@ -2126,6 +2227,8 @@ static void test_qemu_strtosz_float(void)
 
     /* For convenience, we permit values that are not byte-exact */
     str = "12.345M";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, (uint64_t) (12.345 * MiB + 0.5));
@@ -2140,67 +2243,91 @@ static void test_qemu_strtosz_invalid(void)
     uint64_t res = 0xbaadf00d;
 
     str = "";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     str = " \t ";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     str = "crap";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     str = "inf";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     str = "NaN";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     /* Fractional values require scale larger than bytes */
     str = "1.1B";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     str = "1.1";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     /* No floating point exponents */
     str = "1.5e1k";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     str = "1.5E+0k";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     /* No hex fractions */
     str = "0x1.8k";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     /* No negative values */
     str = "-0";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 
     str = "-1";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str);
 }
 
@@ -2209,48 +2336,72 @@ static void test_qemu_strtosz_trailing(void)
     const char *str;
     const char *endptr;
     int err;
-    uint64_t res = 0xbaadf00d;
+    uint64_t res;
 
     str = "123xxx";
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz_MiB(str, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 123 * MiB);
     g_assert(endptr == str + 3);
 
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, NULL, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
 
     str = "1kiB";
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 1024);
     g_assert(endptr == str + 2);
 
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, NULL, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
 
     str = "0x";
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 0);
     g_assert(endptr == str + 1);
 
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, NULL, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
 
     str = "0.NaN";
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0);
     g_assert(endptr == str + 2);
 
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, NULL, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
 
     str = "123-45";
+    endptr = NULL;
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, &endptr, &res);
+    g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 123);
     g_assert(endptr == str + 3);
 
+    res = 0xbaadf00d;
     err = qemu_strtosz(str, NULL, &res);
     g_assert_cmpint(err, ==, -EINVAL);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
 }
 
 static void test_qemu_strtosz_erange(void)
@@ -2261,13 +2412,17 @@ static void test_qemu_strtosz_erange(void)
     uint64_t res = 0xbaadf00d;
 
     str = "18446744073709551616"; /* 2^64; see strtosz_simple for 2^64-1 */
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -ERANGE);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str + 20);
 
     str = "20E";
+    endptr = NULL;
     err = qemu_strtosz(str, &endptr, &res);
     g_assert_cmpint(err, ==, -ERANGE);
+    g_assert_cmpint(res, ==, 0xbaadf00d);
     g_assert(endptr == str + 3);
 }
 
@@ -2276,15 +2431,19 @@ static void test_qemu_strtosz_metric(void)
     const char *str;
     int err;
     const char *endptr;
-    uint64_t res = 0xbaadf00d;
+    uint64_t res;
 
     str = "12345k";
+    endptr = str;
+    res = 0xbaadf00d;
     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";
+    endptr = str;
+    res = 0xbaadf00d;
     err = qemu_strtosz_metric(str, &endptr, &res);
     g_assert_cmpint(err, ==, 0);
     g_assert_cmpint(res, ==, 12345000);