#include <config.h>

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>

#include <sys/types.h>
#include <fcntl.h>

#ifdef WITH_QEMU

# include "internal.h"
# include "testutils.h"
# include "qemu/qemu_conf.h"
# include "testutilsqemu.h"

static char *progname;
static char *abs_srcdir;
static struct qemud_driver driver;

# define MAX_FILE 4096


static int testCompareXMLToXMLFiles(const char *inxml, const char *outxml) {
    char inXmlData[MAX_FILE];
    char *inXmlPtr = &(inXmlData[0]);
    char outXmlData[MAX_FILE];
    char *outXmlPtr = &(outXmlData[0]);
    char *actual = NULL;
    int ret = -1;
    virDomainDefPtr def = NULL;

    if (virtTestLoadFile(inxml, &inXmlPtr, MAX_FILE) < 0)
        goto fail;
    if (virtTestLoadFile(outxml, &outXmlPtr, MAX_FILE) < 0)
        goto fail;

    if (!(def = virDomainDefParseString(driver.caps, inXmlData,
                                          VIR_DOMAIN_XML_INACTIVE)))
        goto fail;

    if (!(actual = virDomainDefFormat(def, 0)))
        goto fail;


    if (STRNEQ(outXmlData, actual)) {
        virtTestDifference(stderr, outXmlData, actual);
        goto fail;
    }

    ret = 0;
 fail:
    free(actual);
    virDomainDefFree(def);
    return ret;
}

struct testInfo {
    const char *name;
    int different;
};

static int testCompareXMLToXMLHelper(const void *data) {
    const struct testInfo *info = data;
    char xml_in[PATH_MAX];
    char xml_out[PATH_MAX];
    int ret;

    snprintf(xml_in, PATH_MAX, "%s/qemuxml2argvdata/qemuxml2argv-%s.xml",
             abs_srcdir, info->name);
    snprintf(xml_out, PATH_MAX, "%s/qemuxml2xmloutdata/qemuxml2xmlout-%s.xml",
             abs_srcdir, info->name);

    if (info->different) {
        ret = testCompareXMLToXMLFiles(xml_in, xml_out);
    } else {
        ret = testCompareXMLToXMLFiles(xml_in, xml_in);
    }

    return ret;
}


static int
mymain(int argc, char **argv)
{
    int ret = 0;
    char cwd[PATH_MAX];

    progname = argv[0];

    if (argc > 1) {
        fprintf(stderr, "Usage: %s\n", progname);
        return (EXIT_FAILURE);
    }

    abs_srcdir = getenv("abs_srcdir");
    if (!abs_srcdir)
        abs_srcdir = getcwd(cwd, sizeof(cwd));

    if ((driver.caps = testQemuCapsInit()) == NULL)
        return (EXIT_FAILURE);

# define DO_TEST_FULL(name, is_different)                               \
    do {                                                                \
        const struct testInfo info = {name, is_different};              \
        if (virtTestRun("QEMU XML-2-XML " name,                         \
                        1, testCompareXMLToXMLHelper, &info) < 0)       \
            ret = -1;                                                   \
    } while (0)

# define DO_TEST(name) \
    DO_TEST_FULL(name, 0)

# define DO_TEST_DIFFERENT(name) \
    DO_TEST_FULL(name, 1)

    /* Unset or set all envvars here that are copied in qemudBuildCommandLine
     * using ADD_ENV_COPY, otherwise these tests may fail due to unexpected
     * values for these envvars */
    setenv("PATH", "/bin", 1);

    DO_TEST("minimal");
    DO_TEST("boot-cdrom");
    DO_TEST("boot-network");
    DO_TEST("boot-floppy");
    DO_TEST("boot-multi");
    DO_TEST("boot-menu-disable");
    DO_TEST("bootloader");
    DO_TEST("clock-utc");
    DO_TEST("clock-localtime");
    DO_TEST("hugepages");
    DO_TEST("disk-cdrom");
    DO_TEST("disk-floppy");
    DO_TEST("disk-many");
    DO_TEST("disk-xenvbd");
    DO_TEST("disk-usb");
    DO_TEST("disk-virtio");
    DO_TEST("floppy-drive-fat");
    DO_TEST("disk-drive-fat");
    DO_TEST("disk-drive-fmt-qcow");
    DO_TEST("disk-drive-cache-v1-wt");
    DO_TEST("disk-drive-cache-v1-wb");
    DO_TEST("disk-drive-cache-v1-none");
    DO_TEST("disk-scsi-device");
    DO_TEST("graphics-vnc");
    DO_TEST("graphics-vnc-sasl");
    DO_TEST("graphics-vnc-tls");
    DO_TEST("graphics-sdl");
    DO_TEST("graphics-sdl-fullscreen");
    DO_TEST("input-usbmouse");
    DO_TEST("input-usbtablet");
    DO_TEST("input-xen");
    DO_TEST("misc-acpi");
    DO_TEST("misc-no-reboot");
    DO_TEST("net-user");
    DO_TEST("net-virtio");
    DO_TEST("net-eth");
    DO_TEST("net-eth-ifname");
    DO_TEST("sound");

    DO_TEST("serial-vc");
    DO_TEST("serial-pty");
    DO_TEST("serial-dev");
    DO_TEST("serial-file");
    DO_TEST("serial-unix");
    DO_TEST("serial-tcp");
    DO_TEST("serial-udp");
    DO_TEST("serial-tcp-telnet");
    DO_TEST("serial-many");
    DO_TEST("parallel-tcp");
    DO_TEST("console-compat");
    DO_TEST("channel-guestfwd");
    DO_TEST("channel-virtio");

    DO_TEST("hostdev-usb-address");
    DO_TEST("hostdev-pci-address");

    DO_TEST("encrypted-disk");

    /* These tests generate different XML */
    DO_TEST_DIFFERENT("balloon-device-auto");
    DO_TEST_DIFFERENT("channel-virtio-auto");
    DO_TEST_DIFFERENT("console-compat-auto");
    DO_TEST_DIFFERENT("disk-scsi-device-auto");
    DO_TEST_DIFFERENT("console-virtio");

    virCapabilitiesFree(driver.caps);

    return (ret==0 ? EXIT_SUCCESS : EXIT_FAILURE);
}

VIRT_TEST_MAIN(mymain)

#else

int main (void) { exit (EXIT_AM_SKIP); }

#endif /* WITH_QEMU */