summary refs log tree commit diff stats
path: root/tests
diff options
context:
space:
mode:
Diffstat (limited to 'tests')
-rw-r--r--tests/.gitignore1
-rw-r--r--tests/Makefile.include5
-rwxr-xr-xtests/qemu-iotests/0331
-rwxr-xr-xtests/qemu-iotests/20855
-rw-r--r--tests/qemu-iotests/208.out9
-rwxr-xr-xtests/qemu-iotests/20934
-rw-r--r--tests/qemu-iotests/209.out2
-rw-r--r--tests/qemu-iotests/group2
-rw-r--r--tests/qemu-iotests/iotests.py37
-rw-r--r--tests/qmp-test.c5
-rw-r--r--tests/rcutorture.c4
-rw-r--r--tests/socket-helpers.c149
-rw-r--r--tests/socket-helpers.h42
-rw-r--r--tests/test-char.c48
-rw-r--r--tests/test-cutils.c657
-rw-r--r--tests/test-io-channel-socket.c72
-rw-r--r--tests/test-util-sockets.c266
-rw-r--r--tests/virtio-scsi-test.c6
18 files changed, 1314 insertions, 81 deletions
diff --git a/tests/.gitignore b/tests/.gitignore
index 18e58b2183..fb62d2299b 100644
--- a/tests/.gitignore
+++ b/tests/.gitignore
@@ -86,6 +86,7 @@ test-thread-pool
 test-throttle
 test-timed-average
 test-uuid
+test-util-sockets
 test-visitor-serialization
 test-vmstate
 test-write-threshold
diff --git a/tests/Makefile.include b/tests/Makefile.include
index ef9b88c369..42fd426cd0 100644
--- a/tests/Makefile.include
+++ b/tests/Makefile.include
@@ -146,6 +146,7 @@ ifneq (,$(findstring qemu-ga,$(TOOLS)))
 check-unit-$(CONFIG_LINUX) += tests/test-qga$(EXESUF)
 endif
 check-unit-y += tests/test-timed-average$(EXESUF)
+check-unit-y += tests/test-util-sockets$(EXESUF)
 check-unit-y += tests/test-io-task$(EXESUF)
 check-unit-y += tests/test-io-channel-socket$(EXESUF)
 check-unit-y += tests/test-io-channel-file$(EXESUF)
@@ -713,9 +714,11 @@ tests/test-crypto-tlscredsx509$(EXESUF): tests/test-crypto-tlscredsx509.o \
 tests/test-crypto-tlssession.o-cflags := $(TASN1_CFLAGS)
 tests/test-crypto-tlssession$(EXESUF): tests/test-crypto-tlssession.o \
 	tests/crypto-tls-x509-helpers.o tests/pkix_asn1_tab.o $(test-crypto-obj-y)
+tests/test-util-sockets$(EXESUF): tests/test-util-sockets.o \
+	tests/socket-helpers.o $(test-util-obj-y)
 tests/test-io-task$(EXESUF): tests/test-io-task.o $(test-io-obj-y)
 tests/test-io-channel-socket$(EXESUF): tests/test-io-channel-socket.o \
-        tests/io-channel-helpers.o $(test-io-obj-y)
+        tests/io-channel-helpers.o tests/socket-helpers.o $(test-io-obj-y)
 tests/tpm-crb-test$(EXESUF): tests/tpm-crb-test.o tests/tpm-emu.o $(test-io-obj-y)
 tests/tpm-tis-test$(EXESUF): tests/tpm-tis-test.o tests/tpm-emu.o $(test-io-obj-y)
 tests/test-io-channel-file$(EXESUF): tests/test-io-channel-file.o \
diff --git a/tests/qemu-iotests/033 b/tests/qemu-iotests/033
index a1d8357331..ee8a1338bb 100755
--- a/tests/qemu-iotests/033
+++ b/tests/qemu-iotests/033
@@ -105,6 +105,7 @@ for align in 512 4k; do
 done
 done
 
+_cleanup_test_img
 
 # Trigger truncate that would shrink qcow2 L1 table, which is done by
 #   clearing one entry (8 bytes) with bdrv_co_pwrite_zeroes()
diff --git a/tests/qemu-iotests/208 b/tests/qemu-iotests/208
new file mode 100755
index 0000000000..4e82b96c82
--- /dev/null
+++ b/tests/qemu-iotests/208
@@ -0,0 +1,55 @@
+#!/usr/bin/env python
+#
+# Copyright (C) 2018 Red Hat, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# Creator/Owner: Stefan Hajnoczi <stefanha@redhat.com>
+#
+# Check that the runtime NBD server does not crash when stopped after
+# blockdev-snapshot-sync.
+
+import iotests
+
+with iotests.FilePath('disk.img') as disk_img_path, \
+     iotests.FilePath('disk-snapshot.img') as disk_snapshot_img_path, \
+     iotests.FilePath('nbd.sock') as nbd_sock_path, \
+     iotests.VM() as vm:
+
+    img_size = '10M'
+    iotests.qemu_img_pipe('create', '-f', iotests.imgfmt, disk_img_path, img_size)
+
+    iotests.log('Launching VM...')
+    (vm.add_drive(disk_img_path, 'node-name=drive0-node', interface='none')
+       .launch())
+
+    iotests.log('Starting NBD server...')
+    iotests.log(vm.qmp('nbd-server-start', addr={
+            "type": "unix",
+            "data": {
+                "path": nbd_sock_path,
+            }
+        }))
+
+    iotests.log('Adding NBD export...')
+    iotests.log(vm.qmp('nbd-server-add', device='drive0-node', writable=True))
+
+    iotests.log('Creating external snapshot...')
+    iotests.log(vm.qmp('blockdev-snapshot-sync',
+        node_name='drive0-node',
+        snapshot_node_name='drive0-snapshot-node',
+        snapshot_file=disk_snapshot_img_path))
+
+    iotests.log('Stopping NBD server...')
+    iotests.log(vm.qmp('nbd-server-stop'))
diff --git a/tests/qemu-iotests/208.out b/tests/qemu-iotests/208.out
new file mode 100644
index 0000000000..3687e9d0dd
--- /dev/null
+++ b/tests/qemu-iotests/208.out
@@ -0,0 +1,9 @@
+Launching VM...
+Starting NBD server...
+{u'return': {}}
+Adding NBD export...
+{u'return': {}}
+Creating external snapshot...
+{u'return': {}}
+Stopping NBD server...
+{u'return': {}}
diff --git a/tests/qemu-iotests/209 b/tests/qemu-iotests/209
new file mode 100755
index 0000000000..259e991ec6
--- /dev/null
+++ b/tests/qemu-iotests/209
@@ -0,0 +1,34 @@
+#!/usr/bin/env python
+#
+# Tests for NBD BLOCK_STATUS extension
+#
+# Copyright (c) 2018 Virtuozzo International GmbH
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+import iotests
+from iotests import qemu_img_create, qemu_io, qemu_img_verbose, qemu_nbd, \
+                    file_path
+
+iotests.verify_image_format(supported_fmts=['qcow2'])
+
+disk, nbd_sock = file_path('disk', 'nbd-sock')
+nbd_uri = 'nbd+unix:///exp?socket=' + nbd_sock
+
+qemu_img_create('-f', iotests.imgfmt, disk, '1M')
+qemu_io('-f', iotests.imgfmt, '-c', 'write 0 512K', disk)
+
+qemu_nbd('-k', nbd_sock, '-x', 'exp', '-f', iotests.imgfmt, disk)
+qemu_img_verbose('map', '-f', 'raw', '--output=json', nbd_uri)
diff --git a/tests/qemu-iotests/209.out b/tests/qemu-iotests/209.out
new file mode 100644
index 0000000000..0d29724e84
--- /dev/null
+++ b/tests/qemu-iotests/209.out
@@ -0,0 +1,2 @@
+[{ "start": 0, "length": 524288, "depth": 0, "zero": false, "data": true},
+{ "start": 524288, "length": 524288, "depth": 0, "zero": true, "data": false}]
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index e7747fea3d..0f912e17b0 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -206,3 +206,5 @@
 205 rw auto quick
 206 rw auto
 207 rw auto
+208 rw auto quick
+209 rw auto quick
diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py
index 68b06c7d97..845be3ad01 100644
--- a/tests/qemu-iotests/iotests.py
+++ b/tests/qemu-iotests/iotests.py
@@ -23,12 +23,14 @@ import subprocess
 import string
 import unittest
 import sys
-sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..', 'scripts'))
-import qtest
 import struct
 import json
 import signal
 import logging
+import atexit
+
+sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..', 'scripts'))
+import qtest
 
 
 # This will not work if arguments contain spaces but is necessary if we
@@ -249,6 +251,37 @@ class FilePath(object):
         return False
 
 
+def file_path_remover():
+    for path in reversed(file_path_remover.paths):
+        try:
+            os.remove(path)
+        except OSError:
+            pass
+
+
+def file_path(*names):
+    ''' Another way to get auto-generated filename that cleans itself up.
+
+    Use is as simple as:
+
+    img_a, img_b = file_path('a.img', 'b.img')
+    sock = file_path('socket')
+    '''
+
+    if not hasattr(file_path_remover, 'paths'):
+        file_path_remover.paths = []
+        atexit.register(file_path_remover)
+
+    paths = []
+    for name in names:
+        filename = '{0}-{1}'.format(os.getpid(), name)
+        path = os.path.join(test_dir, filename)
+        file_path_remover.paths.append(path)
+        paths.append(path)
+
+    return paths[0] if len(paths) == 1 else paths
+
+
 class VM(qtest.QEMUQtestMachine):
     '''A QEMU VM'''
 
diff --git a/tests/qmp-test.c b/tests/qmp-test.c
index 22445d9ec2..7470c6b754 100644
--- a/tests/qmp-test.c
+++ b/tests/qmp-test.c
@@ -204,6 +204,11 @@ static bool query_is_blacklisted(const char *cmd)
         "query-gic-capabilities", /* arm */
         /* Success depends on target-specific build configuration: */
         "query-pci",              /* CONFIG_PCI */
+        /* Success depends on launching SEV guest */
+        "query-sev-launch-measure",
+        /* Success depends on Host or Hypervisor SEV support */
+        "query-sev",
+        "query-sev-capabilities",
         NULL
     };
     int i;
diff --git a/tests/rcutorture.c b/tests/rcutorture.c
index 4002ecf123..49311c82ea 100644
--- a/tests/rcutorture.c
+++ b/tests/rcutorture.c
@@ -238,7 +238,6 @@ long long rcu_stress_count[RCU_STRESS_PIPE_LEN + 1];
 static void *rcu_read_stress_test(void *arg)
 {
     int i;
-    int itercnt = 0;
     struct rcu_stress *p;
     int pc;
     long long n_reads_local = 0;
@@ -269,9 +268,6 @@ static void *rcu_read_stress_test(void *arg)
         }
         rcu_stress_local[pc]++;
         n_reads_local++;
-        if ((++itercnt % 0x1000) == 0) {
-            synchronize_rcu();
-        }
     }
     qemu_mutex_lock(&counts_mutex);
     n_reads += n_reads_local;
diff --git a/tests/socket-helpers.c b/tests/socket-helpers.c
new file mode 100644
index 0000000000..8112763f5b
--- /dev/null
+++ b/tests/socket-helpers.c
@@ -0,0 +1,149 @@
+/*
+ * Helper functions for tests using sockets
+ *
+ * Copyright 2015-2018 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 or
+ * (at your option) version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "qemu/osdep.h"
+#include "qemu-common.h"
+#include "qemu/sockets.h"
+#include "socket-helpers.h"
+
+#ifndef AI_ADDRCONFIG
+# define AI_ADDRCONFIG 0
+#endif
+#ifndef EAI_ADDRFAMILY
+# define EAI_ADDRFAMILY 0
+#endif
+
+int socket_can_bind_connect(const char *hostname)
+{
+    int lfd = -1, cfd = -1, afd = -1;
+    struct addrinfo ai, *res = NULL;
+    struct sockaddr_storage ss;
+    socklen_t sslen = sizeof(ss);
+    int soerr;
+    socklen_t soerrlen = sizeof(soerr);
+    bool check_soerr = false;
+    int rc;
+    int ret = -1;
+
+    memset(&ai, 0, sizeof(ai));
+    ai.ai_flags = AI_CANONNAME | AI_ADDRCONFIG;
+    ai.ai_family = AF_UNSPEC;
+    ai.ai_socktype = SOCK_STREAM;
+
+    /* lookup */
+    rc = getaddrinfo(hostname, NULL, &ai, &res);
+    if (rc != 0) {
+        if (rc == EAI_ADDRFAMILY ||
+            rc == EAI_FAMILY) {
+            errno = EADDRNOTAVAIL;
+        } else {
+            errno = EINVAL;
+        }
+        goto cleanup;
+    }
+
+    lfd = qemu_socket(res->ai_family, res->ai_socktype, res->ai_protocol);
+    if (lfd < 0) {
+        goto cleanup;
+    }
+
+    cfd = qemu_socket(res->ai_family, res->ai_socktype, res->ai_protocol);
+    if (cfd < 0) {
+        goto cleanup;
+    }
+
+    if (bind(lfd, res->ai_addr, res->ai_addrlen) < 0) {
+        goto cleanup;
+    }
+
+    if (listen(lfd, 1) < 0) {
+        goto cleanup;
+    }
+
+    if (getsockname(lfd, (struct sockaddr *)&ss, &sslen) < 0) {
+        goto cleanup;
+    }
+
+    qemu_set_nonblock(cfd);
+    if (connect(cfd, (struct sockaddr *)&ss, sslen) < 0) {
+        if (errno == EINPROGRESS) {
+            check_soerr = true;
+        } else {
+            goto cleanup;
+        }
+    }
+
+    sslen = sizeof(ss);
+    afd = accept(lfd,  (struct sockaddr *)&ss, &sslen);
+    if (afd < 0) {
+        goto cleanup;
+    }
+
+    if (check_soerr) {
+        if (qemu_getsockopt(cfd, SOL_SOCKET, SO_ERROR, &soerr, &soerrlen) < 0) {
+            goto cleanup;
+        }
+        if (soerr) {
+            errno = soerr;
+            goto cleanup;
+        }
+    }
+
+    ret = 0;
+
+ cleanup:
+    if (afd != -1) {
+        close(afd);
+    }
+    if (cfd != -1) {
+        close(cfd);
+    }
+    if (lfd != -1) {
+        close(lfd);
+    }
+    if (res) {
+        freeaddrinfo(res);
+    }
+    return ret;
+}
+
+
+int socket_check_protocol_support(bool *has_ipv4, bool *has_ipv6)
+{
+    *has_ipv4 = *has_ipv6 = false;
+
+    if (socket_can_bind_connect("127.0.0.1") < 0) {
+        if (errno != EADDRNOTAVAIL) {
+            return -1;
+        }
+    } else {
+        *has_ipv4 = true;
+    }
+
+    if (socket_can_bind_connect("::1") < 0) {
+        if (errno != EADDRNOTAVAIL) {
+            return -1;
+        }
+    } else {
+        *has_ipv6 = true;
+    }
+
+    return 0;
+}
diff --git a/tests/socket-helpers.h b/tests/socket-helpers.h
new file mode 100644
index 0000000000..1c07d6d656
--- /dev/null
+++ b/tests/socket-helpers.h
@@ -0,0 +1,42 @@
+/*
+ * Helper functions for tests using sockets
+ *
+ * Copyright 2015-2018 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 or
+ * (at your option) version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * @hostname: a DNS name or numeric IP address
+ *
+ * Check whether it is possible to bind & connect to ports
+ * on the DNS name or IP address @hostname. If an IP address
+ * is used, it must not be a wildcard address.
+ *
+ * Returns 0 on success, -1 on error with errno set
+ */
+int socket_can_bind_connect(const char *hostname);
+
+/*
+ * @has_ipv4: set to true on return if IPv4 is available
+ * @has_ipv6: set to true on return if IPv6 is available
+ *
+ * Check whether IPv4 and/or IPv6 are available for use.
+ * On success, @has_ipv4 and @has_ipv6 will be set to
+ * indicate whether the respective protocols are available.
+ *
+ * Returns 0 on success, -1 on fatal error
+ */
+int socket_check_protocol_support(bool *has_ipv4, bool *has_ipv6);
diff --git a/tests/test-char.c b/tests/test-char.c
index b3a77af085..df939cc5c4 100644
--- a/tests/test-char.c
+++ b/tests/test-char.c
@@ -166,7 +166,6 @@ static void char_mux_test(void)
     FeHandler h1 = { 0, }, h2 = { 0, };
     CharBackend chr_be1, chr_be2;
 
-    muxes_realized = true; /* done after machine init */
     opts = qemu_opts_create(qemu_find_opts("chardev"), "mux-label",
                             1, &error_abort);
     qemu_opt_set(opts, "backend", "ringbuf", &error_abort);
@@ -302,9 +301,8 @@ static int socket_can_read_hello(void *opaque)
     return 10;
 }
 
-static void char_socket_test(void)
+static void char_socket_test_common(Chardev *chr)
 {
-    Chardev *chr = qemu_chr_new("server", "tcp:127.0.0.1:0,server,nowait");
     Chardev *chr_client;
     QObject *addr;
     QDict *qdict;
@@ -359,6 +357,47 @@ static void char_socket_test(void)
     object_unparent(OBJECT(chr));
 }
 
+
+static void char_socket_basic_test(void)
+{
+    Chardev *chr = qemu_chr_new("server", "tcp:127.0.0.1:0,server,nowait");
+
+    char_socket_test_common(chr);
+}
+
+
+static void char_socket_fdpass_test(void)
+{
+    Chardev *chr;
+    char *optstr;
+    QemuOpts *opts;
+    int fd;
+    SocketAddress *addr = g_new0(SocketAddress, 1);
+
+    addr->type = SOCKET_ADDRESS_TYPE_INET;
+    addr->u.inet.host = g_strdup("127.0.0.1");
+    addr->u.inet.port = g_strdup("0");
+
+    fd = socket_listen(addr, &error_abort);
+    g_assert(fd >= 0);
+
+    qapi_free_SocketAddress(addr);
+
+    optstr = g_strdup_printf("socket,id=cdev,fd=%d,server,nowait", fd);
+
+    opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"),
+                                   optstr, true);
+    g_free(optstr);
+    g_assert_nonnull(opts);
+
+    chr = qemu_chr_new_from_opts(opts, &error_abort);
+
+    qemu_opts_del(opts);
+
+    char_socket_test_common(chr);
+}
+
+
 #ifndef _WIN32
 static void char_pipe_test(void)
 {
@@ -775,7 +814,8 @@ int main(int argc, char **argv)
 #ifndef _WIN32
     g_test_add_func("/char/file-fifo", char_file_fifo_test);
 #endif
-    g_test_add_func("/char/socket", char_socket_test);
+    g_test_add_func("/char/socket/basic", char_socket_basic_test);
+    g_test_add_func("/char/socket/fdpass", char_socket_fdpass_test);
     g_test_add_func("/char/udp", char_udp_test);
 #ifdef HAVE_CHARDEV_SERIAL
     g_test_add_func("/char/serial", char_serial_test);
diff --git a/tests/test-cutils.c b/tests/test-cutils.c
index f64a49b7fb..64a489c2e9 100644
--- a/tests/test-cutils.c
+++ b/tests/test-cutils.c
@@ -223,6 +223,583 @@ static void test_parse_uint_full_correct(void)
     g_assert_cmpint(i, ==, 123);
 }
 
+static void test_qemu_strtoi_correct(void)
+{
+    const char *str = "12345 foo";
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 12345);
+    g_assert(endptr == str + 5);
+}
+
+static void test_qemu_strtoi_null(void)
+{
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(NULL, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == NULL);
+}
+
+static void test_qemu_strtoi_empty(void)
+{
+    const char *str = "";
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == str);
+}
+
+static void test_qemu_strtoi_whitespace(void)
+{
+    const char *str = "  \t  ";
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == str);
+}
+
+static void test_qemu_strtoi_invalid(void)
+{
+    const char *str = "   xxxx  \t abc";
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == str);
+}
+
+static void test_qemu_strtoi_trailing(void)
+{
+    const char *str = "123xxx";
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 123);
+    g_assert(endptr == str + 3);
+}
+
+static void test_qemu_strtoi_octal(void)
+{
+    const char *str = "0123";
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 8, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0123);
+    g_assert(endptr == str + strlen(str));
+
+    res = 999;
+    endptr = &f;
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0123);
+    g_assert(endptr == str + strlen(str));
+}
+
+static void test_qemu_strtoi_decimal(void)
+{
+    const char *str = "0123";
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 10, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 123);
+    g_assert(endptr == str + strlen(str));
+
+    str = "123";
+    res = 999;
+    endptr = &f;
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 123);
+    g_assert(endptr == str + strlen(str));
+}
+
+static void test_qemu_strtoi_hex(void)
+{
+    const char *str = "0123";
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 16, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0x123);
+    g_assert(endptr == str + strlen(str));
+
+    str = "0x123";
+    res = 999;
+    endptr = &f;
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 0x123);
+    g_assert(endptr == str + strlen(str));
+}
+
+static void test_qemu_strtoi_max(void)
+{
+    char *str = g_strdup_printf("%d", INT_MAX);
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, INT_MAX);
+    g_assert(endptr == str + strlen(str));
+    g_free(str);
+}
+
+static void test_qemu_strtoi_overflow(void)
+{
+    char *str = g_strdup_printf("%lld", (long long)INT_MAX + 1ll);
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -ERANGE);
+    g_assert_cmpint(res, ==, INT_MAX);
+    g_assert(endptr == str + strlen(str));
+    g_free(str);
+}
+
+static void test_qemu_strtoi_underflow(void)
+{
+    char *str = g_strdup_printf("%lld", (long long)INT_MIN - 1ll);
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err  = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -ERANGE);
+    g_assert_cmpint(res, ==, INT_MIN);
+    g_assert(endptr == str + strlen(str));
+    g_free(str);
+}
+
+static void test_qemu_strtoi_negative(void)
+{
+    const char *str = "  \t -321";
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, -321);
+    g_assert(endptr == str + strlen(str));
+}
+
+static void test_qemu_strtoi_full_correct(void)
+{
+    const char *str = "123";
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, NULL, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, 123);
+}
+
+static void test_qemu_strtoi_full_null(void)
+{
+    char f = 'X';
+    const char *endptr = &f;
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(NULL, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == NULL);
+}
+
+static void test_qemu_strtoi_full_empty(void)
+{
+    const char *str = "";
+    int res = 999L;
+    int err;
+
+    err =  qemu_strtoi(str, NULL, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+}
+
+static void test_qemu_strtoi_full_negative(void)
+{
+    const char *str = " \t -321";
+    int res = 999;
+    int err;
+
+    err = qemu_strtoi(str, NULL, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, -321);
+}
+
+static void test_qemu_strtoi_full_trailing(void)
+{
+    const char *str = "123xxx";
+    int res;
+    int err;
+
+    err = qemu_strtoi(str, NULL, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+}
+
+static void test_qemu_strtoi_full_max(void)
+{
+    char *str = g_strdup_printf("%d", INT_MAX);
+    int res;
+    int err;
+
+    err = qemu_strtoi(str, NULL, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpint(res, ==, INT_MAX);
+    g_free(str);
+}
+
+static void test_qemu_strtoui_correct(void)
+{
+    const char *str = "12345 foo";
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpuint(res, ==, 12345);
+    g_assert(endptr == str + 5);
+}
+
+static void test_qemu_strtoui_null(void)
+{
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(NULL, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == NULL);
+}
+
+static void test_qemu_strtoui_empty(void)
+{
+    const char *str = "";
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == str);
+}
+
+static void test_qemu_strtoui_whitespace(void)
+{
+    const char *str = "  \t  ";
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == str);
+}
+
+static void test_qemu_strtoui_invalid(void)
+{
+    const char *str = "   xxxx  \t abc";
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+    g_assert(endptr == str);
+}
+
+static void test_qemu_strtoui_trailing(void)
+{
+    const char *str = "123xxx";
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpuint(res, ==, 123);
+    g_assert(endptr == str + 3);
+}
+
+static void test_qemu_strtoui_octal(void)
+{
+    const char *str = "0123";
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 8, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpuint(res, ==, 0123);
+    g_assert(endptr == str + strlen(str));
+
+    res = 999;
+    endptr = &f;
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpuint(res, ==, 0123);
+    g_assert(endptr == str + strlen(str));
+}
+
+static void test_qemu_strtoui_decimal(void)
+{
+    const char *str = "0123";
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 10, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpuint(res, ==, 123);
+    g_assert(endptr == str + strlen(str));
+
+    str = "123";
+    res = 999;
+    endptr = &f;
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpuint(res, ==, 123);
+    g_assert(endptr == str + strlen(str));
+}
+
+static void test_qemu_strtoui_hex(void)
+{
+    const char *str = "0123";
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 16, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmphex(res, ==, 0x123);
+    g_assert(endptr == str + strlen(str));
+
+    str = "0x123";
+    res = 999;
+    endptr = &f;
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmphex(res, ==, 0x123);
+    g_assert(endptr == str + strlen(str));
+}
+
+static void test_qemu_strtoui_max(void)
+{
+    char *str = g_strdup_printf("%u", UINT_MAX);
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmphex(res, ==, UINT_MAX);
+    g_assert(endptr == str + strlen(str));
+    g_free(str);
+}
+
+static void test_qemu_strtoui_overflow(void)
+{
+    char *str = g_strdup_printf("%lld", (long long)UINT_MAX + 1ll);
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -ERANGE);
+    g_assert_cmphex(res, ==, UINT_MAX);
+    g_assert(endptr == str + strlen(str));
+    g_free(str);
+}
+
+static void test_qemu_strtoui_underflow(void)
+{
+    char *str = g_strdup_printf("%lld", (long long)INT_MIN - 1ll);
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err  = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, -ERANGE);
+    g_assert_cmpuint(res, ==, (unsigned int)-1);
+    g_assert(endptr == str + strlen(str));
+    g_free(str);
+}
+
+static void test_qemu_strtoui_negative(void)
+{
+    const char *str = "  \t -321";
+    char f = 'X';
+    const char *endptr = &f;
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, &endptr, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpuint(res, ==, (unsigned int)-321);
+    g_assert(endptr == str + strlen(str));
+}
+
+static void test_qemu_strtoui_full_correct(void)
+{
+    const char *str = "123";
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, NULL, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpuint(res, ==, 123);
+}
+
+static void test_qemu_strtoui_full_null(void)
+{
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(NULL, NULL, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+}
+
+static void test_qemu_strtoui_full_empty(void)
+{
+    const char *str = "";
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, NULL, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+}
+static void test_qemu_strtoui_full_negative(void)
+{
+    const char *str = " \t -321";
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, NULL, 0, &res);
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmpuint(res, ==, (unsigned int)-321);
+}
+
+static void test_qemu_strtoui_full_trailing(void)
+{
+    const char *str = "123xxx";
+    unsigned int res;
+    int err;
+
+    err = qemu_strtoui(str, NULL, 0, &res);
+
+    g_assert_cmpint(err, ==, -EINVAL);
+}
+
+static void test_qemu_strtoui_full_max(void)
+{
+    char *str = g_strdup_printf("%u", UINT_MAX);
+    unsigned int res = 999;
+    int err;
+
+    err = qemu_strtoui(str, NULL, 0, &res);
+
+    g_assert_cmpint(err, ==, 0);
+    g_assert_cmphex(res, ==, UINT_MAX);
+    g_free(str);
+}
+
 static void test_qemu_strtol_correct(void)
 {
     const char *str = "12345 foo";
@@ -1612,6 +2189,86 @@ int main(int argc, char **argv)
     g_test_add_func("/cutils/parse_uint_full/correct",
                     test_parse_uint_full_correct);
 
+    /* qemu_strtoi() tests */
+    g_test_add_func("/cutils/qemu_strtoi/correct",
+                    test_qemu_strtoi_correct);
+    g_test_add_func("/cutils/qemu_strtoi/null",
+                    test_qemu_strtoi_null);
+    g_test_add_func("/cutils/qemu_strtoi/empty",
+                    test_qemu_strtoi_empty);
+    g_test_add_func("/cutils/qemu_strtoi/whitespace",
+                    test_qemu_strtoi_whitespace);
+    g_test_add_func("/cutils/qemu_strtoi/invalid",
+                    test_qemu_strtoi_invalid);
+    g_test_add_func("/cutils/qemu_strtoi/trailing",
+                    test_qemu_strtoi_trailing);
+    g_test_add_func("/cutils/qemu_strtoi/octal",
+                    test_qemu_strtoi_octal);
+    g_test_add_func("/cutils/qemu_strtoi/decimal",
+                    test_qemu_strtoi_decimal);
+    g_test_add_func("/cutils/qemu_strtoi/hex",
+                    test_qemu_strtoi_hex);
+    g_test_add_func("/cutils/qemu_strtoi/max",
+                    test_qemu_strtoi_max);
+    g_test_add_func("/cutils/qemu_strtoi/overflow",
+                    test_qemu_strtoi_overflow);
+    g_test_add_func("/cutils/qemu_strtoi/underflow",
+                    test_qemu_strtoi_underflow);
+    g_test_add_func("/cutils/qemu_strtoi/negative",
+                    test_qemu_strtoi_negative);
+    g_test_add_func("/cutils/qemu_strtoi_full/correct",
+                    test_qemu_strtoi_full_correct);
+    g_test_add_func("/cutils/qemu_strtoi_full/null",
+                    test_qemu_strtoi_full_null);
+    g_test_add_func("/cutils/qemu_strtoi_full/empty",
+                    test_qemu_strtoi_full_empty);
+    g_test_add_func("/cutils/qemu_strtoi_full/negative",
+                    test_qemu_strtoi_full_negative);
+    g_test_add_func("/cutils/qemu_strtoi_full/trailing",
+                    test_qemu_strtoi_full_trailing);
+    g_test_add_func("/cutils/qemu_strtoi_full/max",
+                    test_qemu_strtoi_full_max);
+
+    /* qemu_strtoui() tests */
+    g_test_add_func("/cutils/qemu_strtoui/correct",
+                    test_qemu_strtoui_correct);
+    g_test_add_func("/cutils/qemu_strtoui/null",
+                    test_qemu_strtoui_null);
+    g_test_add_func("/cutils/qemu_strtoui/empty",
+                    test_qemu_strtoui_empty);
+    g_test_add_func("/cutils/qemu_strtoui/whitespace",
+                    test_qemu_strtoui_whitespace);
+    g_test_add_func("/cutils/qemu_strtoui/invalid",
+                    test_qemu_strtoui_invalid);
+    g_test_add_func("/cutils/qemu_strtoui/trailing",
+                    test_qemu_strtoui_trailing);
+    g_test_add_func("/cutils/qemu_strtoui/octal",
+                    test_qemu_strtoui_octal);
+    g_test_add_func("/cutils/qemu_strtoui/decimal",
+                    test_qemu_strtoui_decimal);
+    g_test_add_func("/cutils/qemu_strtoui/hex",
+                    test_qemu_strtoui_hex);
+    g_test_add_func("/cutils/qemu_strtoui/max",
+                    test_qemu_strtoui_max);
+    g_test_add_func("/cutils/qemu_strtoui/overflow",
+                    test_qemu_strtoui_overflow);
+    g_test_add_func("/cutils/qemu_strtoui/underflow",
+                    test_qemu_strtoui_underflow);
+    g_test_add_func("/cutils/qemu_strtoui/negative",
+                    test_qemu_strtoui_negative);
+    g_test_add_func("/cutils/qemu_strtoui_full/correct",
+                    test_qemu_strtoui_full_correct);
+    g_test_add_func("/cutils/qemu_strtoui_full/null",
+                    test_qemu_strtoui_full_null);
+    g_test_add_func("/cutils/qemu_strtoui_full/empty",
+                    test_qemu_strtoui_full_empty);
+    g_test_add_func("/cutils/qemu_strtoui_full/negative",
+                    test_qemu_strtoui_full_negative);
+    g_test_add_func("/cutils/qemu_strtoui_full/trailing",
+                    test_qemu_strtoui_full_trailing);
+    g_test_add_func("/cutils/qemu_strtoui_full/max",
+                    test_qemu_strtoui_full_max);
+
     /* qemu_strtol() tests */
     g_test_add_func("/cutils/qemu_strtol/correct",
                     test_qemu_strtol_correct);
diff --git a/tests/test-io-channel-socket.c b/tests/test-io-channel-socket.c
index b273fd3ba2..0597213f93 100644
--- a/tests/test-io-channel-socket.c
+++ b/tests/test-io-channel-socket.c
@@ -22,77 +22,9 @@
 #include "io/channel-socket.h"
 #include "io/channel-util.h"
 #include "io-channel-helpers.h"
+#include "socket-helpers.h"
 #include "qapi/error.h"
 
-#ifndef AI_ADDRCONFIG
-# define AI_ADDRCONFIG 0
-#endif
-#ifndef EAI_ADDRFAMILY
-# define EAI_ADDRFAMILY 0
-#endif
-
-static int check_bind(const char *hostname, bool *has_proto)
-{
-    int fd = -1;
-    struct addrinfo ai, *res = NULL;
-    int rc;
-    int ret = -1;
-
-    memset(&ai, 0, sizeof(ai));
-    ai.ai_flags = AI_CANONNAME | AI_ADDRCONFIG;
-    ai.ai_family = AF_UNSPEC;
-    ai.ai_socktype = SOCK_STREAM;
-
-    /* lookup */
-    rc = getaddrinfo(hostname, NULL, &ai, &res);
-    if (rc != 0) {
-        if (rc == EAI_ADDRFAMILY ||
-            rc == EAI_FAMILY) {
-            *has_proto = false;
-            goto done;
-        }
-        goto cleanup;
-    }
-
-    fd = qemu_socket(res->ai_family, res->ai_socktype, res->ai_protocol);
-    if (fd < 0) {
-        goto cleanup;
-    }
-
-    if (bind(fd, res->ai_addr, res->ai_addrlen) < 0) {
-        if (errno == EADDRNOTAVAIL) {
-            *has_proto = false;
-            goto done;
-        }
-        goto cleanup;
-    }
-
-    *has_proto = true;
- done:
-    ret = 0;
-
- cleanup:
-    if (fd != -1) {
-        close(fd);
-    }
-    if (res) {
-        freeaddrinfo(res);
-    }
-    return ret;
-}
-
-static int check_protocol_support(bool *has_ipv4, bool *has_ipv6)
-{
-    if (check_bind("127.0.0.1", has_ipv4) < 0) {
-        return -1;
-    }
-    if (check_bind("::1", has_ipv6) < 0) {
-        return -1;
-    }
-
-    return 0;
-}
-
 
 static void test_io_channel_set_socket_bufs(QIOChannel *src,
                                             QIOChannel *dst)
@@ -566,7 +498,7 @@ int main(int argc, char **argv)
      * each protocol to avoid breaking tests on machines
      * with either IPv4 or IPv6 disabled.
      */
-    if (check_protocol_support(&has_ipv4, &has_ipv6) < 0) {
+    if (socket_check_protocol_support(&has_ipv4, &has_ipv6) < 0) {
         return 1;
     }
 
diff --git a/tests/test-util-sockets.c b/tests/test-util-sockets.c
new file mode 100644
index 0000000000..acadd85e8f
--- /dev/null
+++ b/tests/test-util-sockets.c
@@ -0,0 +1,266 @@
+/*
+ * Tests for util/qemu-sockets.c
+ *
+ * Copyright 2018 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#include "qemu/osdep.h"
+#include "qemu-common.h"
+#include "qemu/sockets.h"
+#include "qapi/error.h"
+#include "socket-helpers.h"
+#include "monitor/monitor.h"
+
+static void test_fd_is_socket_bad(void)
+{
+    char *tmp = g_strdup("qemu-test-util-sockets-XXXXXX");
+    int fd = mkstemp(tmp);
+    if (fd != 0) {
+        unlink(tmp);
+    }
+    g_free(tmp);
+
+    g_assert(fd >= 0);
+
+    g_assert(!fd_is_socket(fd));
+    close(fd);
+}
+
+static void test_fd_is_socket_good(void)
+{
+    int fd = qemu_socket(PF_INET, SOCK_STREAM, 0);
+
+    g_assert(fd >= 0);
+
+    g_assert(fd_is_socket(fd));
+    close(fd);
+}
+
+static int mon_fd = -1;
+static const char *mon_fdname;
+
+int monitor_get_fd(Monitor *mon, const char *fdname, Error **errp)
+{
+    g_assert(cur_mon);
+    g_assert(mon == cur_mon);
+    if (mon_fd == -1 || !g_str_equal(mon_fdname, fdname)) {
+        error_setg(errp, "No fd named %s", fdname);
+        return -1;
+    }
+    return dup(mon_fd);
+}
+
+/* Syms in libqemustub.a are discarded at .o file granularity.
+ * To replace monitor_get_fd() we must ensure everything in
+ * stubs/monitor.c is defined, to make sure monitor.o is discarded
+ * otherwise we get duplicate syms at link time.
+ */
+Monitor *cur_mon;
+void monitor_init(Chardev *chr, int flags) {}
+
+
+static void test_socket_fd_pass_name_good(void)
+{
+    SocketAddress addr;
+    int fd;
+
+    cur_mon = g_malloc(1); /* Fake a monitor */
+    mon_fdname = "myfd";
+    mon_fd = qemu_socket(AF_INET, SOCK_STREAM, 0);
+    g_assert_cmpint(mon_fd, >, STDERR_FILENO);
+
+    addr.type = SOCKET_ADDRESS_TYPE_FD;
+    addr.u.fd.str = g_strdup(mon_fdname);
+
+    fd = socket_connect(&addr, &error_abort);
+    g_assert_cmpint(fd, !=, -1);
+    g_assert_cmpint(fd, !=, mon_fd);
+    close(fd);
+
+    fd = socket_listen(&addr, &error_abort);
+    g_assert_cmpint(fd, !=, -1);
+    g_assert_cmpint(fd, !=, mon_fd);
+    close(fd);
+
+    g_free(addr.u.fd.str);
+    mon_fdname = NULL;
+    close(mon_fd);
+    mon_fd = -1;
+    g_free(cur_mon);
+    cur_mon = NULL;
+}
+
+static void test_socket_fd_pass_name_bad(void)
+{
+    SocketAddress addr;
+    Error *err = NULL;
+    int fd;
+
+    cur_mon = g_malloc(1); /* Fake a monitor */
+    mon_fdname = "myfd";
+    mon_fd = dup(STDOUT_FILENO);
+    g_assert_cmpint(mon_fd, >, STDERR_FILENO);
+
+    addr.type = SOCKET_ADDRESS_TYPE_FD;
+    addr.u.fd.str = g_strdup(mon_fdname);
+
+    fd = socket_connect(&addr, &err);
+    g_assert_cmpint(fd, ==, -1);
+    error_free_or_abort(&err);
+
+    fd = socket_listen(&addr, &err);
+    g_assert_cmpint(fd, ==, -1);
+    error_free_or_abort(&err);
+
+    g_free(addr.u.fd.str);
+    mon_fdname = NULL;
+    close(mon_fd);
+    mon_fd = -1;
+    g_free(cur_mon);
+    cur_mon = NULL;
+}
+
+static void test_socket_fd_pass_name_nomon(void)
+{
+    SocketAddress addr;
+    Error *err = NULL;
+    int fd;
+
+    g_assert(cur_mon == NULL);
+
+    addr.type = SOCKET_ADDRESS_TYPE_FD;
+    addr.u.fd.str = g_strdup("myfd");
+
+    fd = socket_connect(&addr, &err);
+    g_assert_cmpint(fd, ==, -1);
+    error_free_or_abort(&err);
+
+    fd = socket_listen(&addr, &err);
+    g_assert_cmpint(fd, ==, -1);
+    error_free_or_abort(&err);
+
+    g_free(addr.u.fd.str);
+}
+
+
+static void test_socket_fd_pass_num_good(void)
+{
+    SocketAddress addr;
+    int fd, sfd;
+
+    g_assert(cur_mon == NULL);
+    sfd = qemu_socket(AF_INET, SOCK_STREAM, 0);
+    g_assert_cmpint(sfd, >, STDERR_FILENO);
+
+    addr.type = SOCKET_ADDRESS_TYPE_FD;
+    addr.u.fd.str = g_strdup_printf("%d", sfd);
+
+    fd = socket_connect(&addr, &error_abort);
+    g_assert_cmpint(fd, ==, sfd);
+
+    fd = socket_listen(&addr, &error_abort);
+    g_assert_cmpint(fd, ==, sfd);
+
+    g_free(addr.u.fd.str);
+    close(sfd);
+}
+
+static void test_socket_fd_pass_num_bad(void)
+{
+    SocketAddress addr;
+    Error *err = NULL;
+    int fd, sfd;
+
+    g_assert(cur_mon == NULL);
+    sfd = dup(STDOUT_FILENO);
+
+    addr.type = SOCKET_ADDRESS_TYPE_FD;
+    addr.u.fd.str = g_strdup_printf("%d", sfd);
+
+    fd = socket_connect(&addr, &err);
+    g_assert_cmpint(fd, ==, -1);
+    error_free_or_abort(&err);
+
+    fd = socket_listen(&addr, &err);
+    g_assert_cmpint(fd, ==, -1);
+    error_free_or_abort(&err);
+
+    g_free(addr.u.fd.str);
+    close(sfd);
+}
+
+static void test_socket_fd_pass_num_nocli(void)
+{
+    SocketAddress addr;
+    Error *err = NULL;
+    int fd;
+
+    cur_mon = g_malloc(1); /* Fake a monitor */
+
+    addr.type = SOCKET_ADDRESS_TYPE_FD;
+    addr.u.fd.str = g_strdup_printf("%d", STDOUT_FILENO);
+
+    fd = socket_connect(&addr, &err);
+    g_assert_cmpint(fd, ==, -1);
+    error_free_or_abort(&err);
+
+    fd = socket_listen(&addr, &err);
+    g_assert_cmpint(fd, ==, -1);
+    error_free_or_abort(&err);
+
+    g_free(addr.u.fd.str);
+}
+
+
+int main(int argc, char **argv)
+{
+    bool has_ipv4, has_ipv6;
+
+    socket_init();
+
+    g_test_init(&argc, &argv, NULL);
+
+    /* We're creating actual IPv4/6 sockets, so we should
+     * check if the host running tests actually supports
+     * each protocol to avoid breaking tests on machines
+     * with either IPv4 or IPv6 disabled.
+     */
+    if (socket_check_protocol_support(&has_ipv4, &has_ipv6) < 0) {
+        return 1;
+    }
+
+    if (has_ipv4) {
+        g_test_add_func("/util/socket/is-socket/bad",
+                        test_fd_is_socket_bad);
+        g_test_add_func("/util/socket/is-socket/good",
+                        test_fd_is_socket_good);
+        g_test_add_func("/socket/fd-pass/name/good",
+                        test_socket_fd_pass_name_good);
+        g_test_add_func("/socket/fd-pass/name/bad",
+                        test_socket_fd_pass_name_bad);
+        g_test_add_func("/socket/fd-pass/name/nomon",
+                        test_socket_fd_pass_name_nomon);
+        g_test_add_func("/socket/fd-pass/num/good",
+                        test_socket_fd_pass_num_good);
+        g_test_add_func("/socket/fd-pass/num/bad",
+                        test_socket_fd_pass_num_bad);
+        g_test_add_func("/socket/fd-pass/num/nocli",
+                        test_socket_fd_pass_num_nocli);
+    }
+
+    return g_test_run();
+}
diff --git a/tests/virtio-scsi-test.c b/tests/virtio-scsi-test.c
index 7393d69bb2..037872bb98 100644
--- a/tests/virtio-scsi-test.c
+++ b/tests/virtio-scsi-test.c
@@ -216,6 +216,9 @@ static void test_unaligned_write_same(void)
     const uint8_t write_same_cdb_2[VIRTIO_SCSI_CDB_SIZE] = {
         0x41, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x33, 0x00, 0x00
     };
+    const uint8_t write_same_cdb_ndob[VIRTIO_SCSI_CDB_SIZE] = {
+        0x41, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x33, 0x00, 0x00
+    };
 
     vs = qvirtio_scsi_pci_init(PCI_SLOT);
 
@@ -225,6 +228,9 @@ static void test_unaligned_write_same(void)
     g_assert_cmphex(0, ==,
         virtio_scsi_do_command(vs, write_same_cdb_2, NULL, 0, buf2, 512, NULL));
 
+    g_assert_cmphex(0, ==,
+        virtio_scsi_do_command(vs, write_same_cdb_ndob, NULL, 0, NULL, 0, NULL));
+
     qvirtio_scsi_pci_free(vs);
 }