#include <config.h>

#include "testutils.h"

#ifdef WITH_QEMU

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

# include "qemu/qemu_capabilities.h"
# include "viralloc.h"
# include "virstring.h"

# define VIR_FROM_THIS VIR_FROM_NONE

struct testInfo {
    const char *name;
    virQEMUCapsPtr flags;
    unsigned int version;
    bool is_kvm;
    unsigned int kvm_version;
    int error;
};

static void printMismatchedFlags(virQEMUCapsPtr got,
                                 virQEMUCapsPtr expect)
{
    size_t i;

    for (i = 0; i < QEMU_CAPS_LAST; i++) {
        bool gotFlag = virQEMUCapsGet(got, i);
        bool expectFlag = virQEMUCapsGet(expect, i);
        if (gotFlag && !expectFlag)
            fprintf(stderr, "Extra flag %zu\n", i);
        if (!gotFlag && expectFlag)
            fprintf(stderr, "Missing flag %zu\n", i);
    }
}

static int testHelpStrParsing(const void *data)
{
    const struct testInfo *info = data;
    char *path = NULL;
    char *help = NULL;
    unsigned int version, kvm_version;
    bool is_kvm;
    virQEMUCapsPtr flags = NULL;
    int ret = -1;
    char *got = NULL;
    char *expected = NULL;

    if (virAsprintf(&path, "%s/qemuhelpdata/%s", abs_srcdir, info->name) < 0)
        return -1;

    if (virTestLoadFile(path, &help) < 0)
        goto cleanup;

    if (!(flags = virQEMUCapsNew()))
        goto cleanup;

    if (virQEMUCapsParseHelpStr("QEMU", help, flags,
                                &version, &is_kvm, &kvm_version, false, NULL) == -1) {
        virErrorPtr err = virGetLastError();

        if (info->error && err && err->code == info->error)
            ret = 0;
        goto cleanup;
    }

# ifndef WITH_YAJL
    if (virQEMUCapsGet(info->flags, QEMU_CAPS_MONITOR_JSON))
        virQEMUCapsSet(flags, QEMU_CAPS_MONITOR_JSON);
# endif

    VIR_FREE(path);
    VIR_FREE(help);
    if (virAsprintf(&path, "%s/qemuhelpdata/%s-device", abs_srcdir,
                    info->name) < 0)
        goto cleanup;

    if (virTestLoadFile(path, &help) < 0)
        goto cleanup;

    if (virQEMUCapsParseDeviceStr(flags, help) < 0)
        goto cleanup;

    got = virQEMUCapsFlagsString(flags);
    expected = virQEMUCapsFlagsString(info->flags);
    if (!got || !expected)
        goto cleanup;

    if (STRNEQ(got, expected)) {
        VIR_TEST_DEBUG("%s: computed flags do not match: got %s, expected %s\n",
            info->name, got, expected);

        if (virTestGetDebug())
            printMismatchedFlags(flags, info->flags);

        goto cleanup;
    }

    if (version != info->version) {
        fprintf(stderr, "%s: parsed versions do not match: got %u, expected %u\n",
                info->name, version, info->version);
        goto cleanup;
    }

    if (is_kvm != info->is_kvm) {
        fprintf(stderr,
                "%s: parsed is_kvm flag does not match: got %u, expected %u\n",
                info->name, is_kvm, info->is_kvm);
        goto cleanup;
    }

    if (kvm_version != info->kvm_version) {
        fprintf(stderr,
                "%s: parsed KVM versions do not match: got %u, expected %u\n",
                info->name, kvm_version, info->kvm_version);
        goto cleanup;
    }

    ret = 0;
 cleanup:
    VIR_FREE(path);
    VIR_FREE(help);
    virObjectUnref(flags);
    VIR_FREE(got);
    VIR_FREE(expected);
    return ret;
}

static int
mymain(void)
{
    int ret = 0;

# define DO_TEST_FULL(name, version, is_kvm, kvm_version, error, ...)       \
    do {                                                                    \
        struct testInfo info = {                                            \
            name, NULL, version, is_kvm, kvm_version, error                 \
        };                                                                  \
        if (!(info.flags = virQEMUCapsNew()))                               \
            return EXIT_FAILURE;                                            \
        virQEMUCapsSetList(info.flags, __VA_ARGS__, QEMU_CAPS_LAST);        \
        if (virTestRun("QEMU Help String Parsing " name,                    \
                       testHelpStrParsing, &info) < 0)                      \
            ret = -1;                                                       \
        virObjectUnref(info.flags);                                         \
    } while (0)

# define DO_TEST(name, version, is_kvm, kvm_version, ...) \
    DO_TEST_FULL(name, version, is_kvm, kvm_version, VIR_ERR_OK, __VA_ARGS__)

    DO_TEST("qemu-0.12.1", 12001, 0, 0,
            QEMU_CAPS_DRIVE_SERIAL,
            QEMU_CAPS_ENABLE_KVM,
            QEMU_CAPS_SDL,
            QEMU_CAPS_CHARDEV,
            QEMU_CAPS_RTC,
            QEMU_CAPS_NO_HPET,
            QEMU_CAPS_BOOT_MENU,
            QEMU_CAPS_NAME_PROCESS,
            QEMU_CAPS_SMBIOS_TYPE,
            QEMU_CAPS_VGA_NONE,
            QEMU_CAPS_DRIVE_AIO,
            QEMU_CAPS_PIIX3_USB_UHCI,
            QEMU_CAPS_PIIX4_USB_UHCI,
            QEMU_CAPS_USB_HUB,
            QEMU_CAPS_NO_SHUTDOWN,
            QEMU_CAPS_NO_ACPI,
            QEMU_CAPS_SCSI_LSI,
            QEMU_CAPS_VNC,
            QEMU_CAPS_DEVICE_VGA,
            QEMU_CAPS_DEVICE_CIRRUS_VGA,
            QEMU_CAPS_DEVICE_VMWARE_SVGA,
            QEMU_CAPS_DEVICE_USB_SERIAL,
            QEMU_CAPS_DEVICE_USB_NET,
            QEMU_CAPS_DEVICE_PCI_BRIDGE,
            QEMU_CAPS_DEVICE_SCSI_GENERIC,
            QEMU_CAPS_DEVICE_USB_STORAGE,
            QEMU_CAPS_DEVICE_USB_KBD,
            QEMU_CAPS_DEVICE_RTL8139,
            QEMU_CAPS_DEVICE_E1000,
            QEMU_CAPS_DEVICE_VIRTIO_NET);
    DO_TEST("qemu-kvm-0.12.3", 12003, 1, 0,
            QEMU_CAPS_DRIVE_BOOT,
            QEMU_CAPS_KVM,
            QEMU_CAPS_DRIVE_SERIAL,
            QEMU_CAPS_MEM_PATH,
            QEMU_CAPS_SDL,
            QEMU_CAPS_CHARDEV,
            QEMU_CAPS_ENABLE_KVM,
            QEMU_CAPS_RTC,
            QEMU_CAPS_NO_HPET,
            QEMU_CAPS_NO_KVM_PIT,
            QEMU_CAPS_TDF,
            QEMU_CAPS_BOOT_MENU,
            QEMU_CAPS_NESTING,
            QEMU_CAPS_NAME_PROCESS,
            QEMU_CAPS_SMBIOS_TYPE,
            QEMU_CAPS_VGA_NONE,
            QEMU_CAPS_DRIVE_AIO,
            QEMU_CAPS_PIIX3_USB_UHCI,
            QEMU_CAPS_PIIX4_USB_UHCI,
            QEMU_CAPS_USB_HUB,
            QEMU_CAPS_NO_SHUTDOWN,
            QEMU_CAPS_NO_ACPI,
            QEMU_CAPS_SCSI_LSI,
            QEMU_CAPS_VNC,
            QEMU_CAPS_DEVICE_VGA,
            QEMU_CAPS_DEVICE_CIRRUS_VGA,
            QEMU_CAPS_DEVICE_VMWARE_SVGA,
            QEMU_CAPS_DEVICE_USB_SERIAL,
            QEMU_CAPS_DEVICE_USB_NET,
            QEMU_CAPS_DEVICE_PCI_BRIDGE,
            QEMU_CAPS_DEVICE_SCSI_GENERIC,
            QEMU_CAPS_DEVICE_USB_STORAGE,
            QEMU_CAPS_DEVICE_USB_KBD,
            QEMU_CAPS_DEVICE_RTL8139,
            QEMU_CAPS_DEVICE_E1000,
            QEMU_CAPS_DEVICE_VIRTIO_NET);
    DO_TEST("qemu-kvm-0.13.0", 13000, 1, 0,
            QEMU_CAPS_DRIVE_BOOT,
            QEMU_CAPS_DRIVE_CACHE_UNSAFE,
            QEMU_CAPS_KVM,
            QEMU_CAPS_DRIVE_SERIAL,
            QEMU_CAPS_MEM_PATH,
            QEMU_CAPS_SDL,
            QEMU_CAPS_CHARDEV,
            QEMU_CAPS_ENABLE_KVM,
            QEMU_CAPS_MONITOR_JSON,
            QEMU_CAPS_NETDEV,
            QEMU_CAPS_RTC,
            QEMU_CAPS_VHOST_NET,
            QEMU_CAPS_NO_HPET,
            QEMU_CAPS_NO_KVM_PIT,
            QEMU_CAPS_TDF,
            QEMU_CAPS_PCI_CONFIGFD,
            QEMU_CAPS_NODEFCONFIG,
            QEMU_CAPS_BOOT_MENU,
            QEMU_CAPS_FSDEV,
            QEMU_CAPS_NESTING,
            QEMU_CAPS_NAME_PROCESS,
            QEMU_CAPS_SMBIOS_TYPE,
            QEMU_CAPS_VGA_NONE,
            QEMU_CAPS_DRIVE_AIO,
            QEMU_CAPS_PCI_MULTIFUNCTION,
            QEMU_CAPS_PIIX3_USB_UHCI,
            QEMU_CAPS_PIIX4_USB_UHCI,
            QEMU_CAPS_VT82C686B_USB_UHCI,
            QEMU_CAPS_PCI_OHCI,
            QEMU_CAPS_USB_HUB,
            QEMU_CAPS_NO_SHUTDOWN,
            QEMU_CAPS_NO_ACPI,
            QEMU_CAPS_SCSI_LSI,
            QEMU_CAPS_VNC,
            QEMU_CAPS_DEVICE_VGA,
            QEMU_CAPS_DEVICE_CIRRUS_VGA,
            QEMU_CAPS_DEVICE_VMWARE_SVGA,
            QEMU_CAPS_DEVICE_USB_SERIAL,
            QEMU_CAPS_DEVICE_USB_NET,
            QEMU_CAPS_DEVICE_PCI_BRIDGE,
            QEMU_CAPS_DEVICE_SCSI_GENERIC,
            QEMU_CAPS_DEVICE_USB_KBD,
            QEMU_CAPS_DEVICE_USB_STORAGE,
            QEMU_CAPS_HOST_PCI_MULTIDOMAIN,
            QEMU_CAPS_DEVICE_IVSHMEM,
            QEMU_CAPS_DEVICE_RTL8139,
            QEMU_CAPS_DEVICE_E1000,
            QEMU_CAPS_DEVICE_VIRTIO_NET);
    DO_TEST("qemu-1.0", 1000000, 0, 0,
            QEMU_CAPS_DRIVE_CACHE_UNSAFE,
            QEMU_CAPS_DRIVE_SERIAL,
            QEMU_CAPS_MEM_PATH,
            QEMU_CAPS_SDL,
            QEMU_CAPS_CHARDEV,
            QEMU_CAPS_ENABLE_KVM,
            QEMU_CAPS_MONITOR_JSON,
            QEMU_CAPS_NETDEV,
            QEMU_CAPS_RTC,
            QEMU_CAPS_VHOST_NET,
            QEMU_CAPS_NO_HPET,
            QEMU_CAPS_NODEFCONFIG,
            QEMU_CAPS_BOOT_MENU,
            QEMU_CAPS_FSDEV,
            QEMU_CAPS_NAME_PROCESS,
            QEMU_CAPS_SMBIOS_TYPE,
            QEMU_CAPS_SPICE,
            QEMU_CAPS_VGA_NONE,
            QEMU_CAPS_BOOTINDEX,
            QEMU_CAPS_HDA_DUPLEX,
            QEMU_CAPS_DRIVE_AIO,
            QEMU_CAPS_CCID_EMULATED,
            QEMU_CAPS_CCID_PASSTHRU,
            QEMU_CAPS_CHARDEV_SPICEVMC,
            QEMU_CAPS_VIRTIO_TX_ALG,
            QEMU_CAPS_PCI_MULTIFUNCTION,
            QEMU_CAPS_VIRTIO_IOEVENTFD,
            QEMU_CAPS_SGA,
            QEMU_CAPS_VIRTIO_BLK_EVENT_IDX,
            QEMU_CAPS_VIRTIO_NET_EVENT_IDX,
            QEMU_CAPS_DRIVE_CACHE_DIRECTSYNC,
            QEMU_CAPS_PIIX3_USB_UHCI,
            QEMU_CAPS_PIIX4_USB_UHCI,
            QEMU_CAPS_USB_EHCI,
            QEMU_CAPS_ICH9_USB_EHCI1,
            QEMU_CAPS_VT82C686B_USB_UHCI,
            QEMU_CAPS_PCI_OHCI,
            QEMU_CAPS_USB_HUB,
            QEMU_CAPS_NO_SHUTDOWN,
            QEMU_CAPS_ICH9_AHCI,
            QEMU_CAPS_NO_ACPI,
            QEMU_CAPS_FSDEV_READONLY,
            QEMU_CAPS_VIRTIO_BLK_SCSI,
            QEMU_CAPS_FSDEV_WRITEOUT,
            QEMU_CAPS_SCSI_BLOCK,
            QEMU_CAPS_SCSI_CD,
            QEMU_CAPS_IDE_CD,
            QEMU_CAPS_SCSI_LSI,
            QEMU_CAPS_BLOCKIO,
            QEMU_CAPS_VNC,
            QEMU_CAPS_MACHINE_OPT,
            QEMU_CAPS_DEVICE_QXL,
            QEMU_CAPS_DEVICE_VGA,
            QEMU_CAPS_DEVICE_CIRRUS_VGA,
            QEMU_CAPS_DEVICE_VMWARE_SVGA,
            QEMU_CAPS_DEVICE_USB_SERIAL,
            QEMU_CAPS_DEVICE_USB_NET,
            QEMU_CAPS_DEVICE_SCSI_GENERIC,
            QEMU_CAPS_DEVICE_SCSI_GENERIC_BOOTINDEX,
            QEMU_CAPS_DEVICE_USB_KBD,
            QEMU_CAPS_DEVICE_USB_STORAGE,
            QEMU_CAPS_SPLASH_TIMEOUT,
            QEMU_CAPS_DEVICE_IVSHMEM,
            QEMU_CAPS_DEVICE_IOH3420,
            QEMU_CAPS_DEVICE_X3130_UPSTREAM,
            QEMU_CAPS_DEVICE_XIO3130_DOWNSTREAM,
            QEMU_CAPS_DEVICE_RTL8139,
            QEMU_CAPS_DEVICE_E1000,
            QEMU_CAPS_DEVICE_VIRTIO_NET,
            QEMU_CAPS_DISPLAY);
    DO_TEST("qemu-1.1.0", 1001000, 0, 0,
            QEMU_CAPS_DRIVE_CACHE_UNSAFE,
            QEMU_CAPS_DRIVE_SERIAL,
            QEMU_CAPS_MEM_PATH,
            QEMU_CAPS_SDL,
            QEMU_CAPS_CHARDEV,
            QEMU_CAPS_ENABLE_KVM,
            QEMU_CAPS_MONITOR_JSON,
            QEMU_CAPS_NETDEV,
            QEMU_CAPS_RTC,
            QEMU_CAPS_VHOST_NET,
            QEMU_CAPS_NO_HPET,
            QEMU_CAPS_NODEFCONFIG,
            QEMU_CAPS_BOOT_MENU,
            QEMU_CAPS_FSDEV,
            QEMU_CAPS_NAME_PROCESS,
            QEMU_CAPS_SMBIOS_TYPE,
            QEMU_CAPS_SPICE,
            QEMU_CAPS_VGA_NONE,
            QEMU_CAPS_BOOTINDEX,
            QEMU_CAPS_HDA_DUPLEX,
            QEMU_CAPS_DRIVE_AIO,
            QEMU_CAPS_CCID_EMULATED,
            QEMU_CAPS_CCID_PASSTHRU,
            QEMU_CAPS_CHARDEV_SPICEVMC,
            QEMU_CAPS_VIRTIO_TX_ALG,
            QEMU_CAPS_PCI_MULTIFUNCTION,
            QEMU_CAPS_VIRTIO_IOEVENTFD,
            QEMU_CAPS_SGA,
            QEMU_CAPS_VIRTIO_BLK_EVENT_IDX,
            QEMU_CAPS_VIRTIO_NET_EVENT_IDX,
            QEMU_CAPS_DRIVE_CACHE_DIRECTSYNC,
            QEMU_CAPS_PIIX3_USB_UHCI,
            QEMU_CAPS_PIIX4_USB_UHCI,
            QEMU_CAPS_USB_EHCI,
            QEMU_CAPS_ICH9_USB_EHCI1,
            QEMU_CAPS_VT82C686B_USB_UHCI,
            QEMU_CAPS_PCI_OHCI,
            QEMU_CAPS_USB_HUB,
            QEMU_CAPS_NO_SHUTDOWN,
            QEMU_CAPS_ICH9_AHCI,
            QEMU_CAPS_NO_ACPI,
            QEMU_CAPS_FSDEV_READONLY,
            QEMU_CAPS_VIRTIO_BLK_SCSI,
            QEMU_CAPS_DRIVE_COPY_ON_READ,
            QEMU_CAPS_FSDEV_WRITEOUT,
            QEMU_CAPS_DRIVE_IOTUNE,
            QEMU_CAPS_SCSI_DISK_CHANNEL,
            QEMU_CAPS_SCSI_BLOCK,
            QEMU_CAPS_SCSI_CD,
            QEMU_CAPS_IDE_CD,
            QEMU_CAPS_NO_USER_CONFIG,
            QEMU_CAPS_HDA_MICRO,
            QEMU_CAPS_NEC_USB_XHCI,
            QEMU_CAPS_NETDEV_BRIDGE,
            QEMU_CAPS_SCSI_LSI,
            QEMU_CAPS_VIRTIO_SCSI,
            QEMU_CAPS_BLOCKIO,
            QEMU_CAPS_VNC,
            QEMU_CAPS_MACHINE_OPT,
            QEMU_CAPS_DEVICE_QXL,
            QEMU_CAPS_DEVICE_VGA,
            QEMU_CAPS_DEVICE_CIRRUS_VGA,
            QEMU_CAPS_DEVICE_VMWARE_SVGA,
            QEMU_CAPS_DEVICE_USB_SERIAL,
            QEMU_CAPS_DEVICE_USB_NET,
            QEMU_CAPS_DTB,
            QEMU_CAPS_IPV6_MIGRATION,
            QEMU_CAPS_DEVICE_PCI_BRIDGE,
            QEMU_CAPS_DEVICE_SCSI_GENERIC,
            QEMU_CAPS_DEVICE_SCSI_GENERIC_BOOTINDEX,
            QEMU_CAPS_VNC_SHARE_POLICY,
            QEMU_CAPS_DEVICE_USB_KBD,
            QEMU_CAPS_DEVICE_USB_STORAGE,
            QEMU_CAPS_OBJECT_USB_AUDIO,
            QEMU_CAPS_SPLASH_TIMEOUT,
            QEMU_CAPS_DEVICE_IVSHMEM,
            QEMU_CAPS_DEVICE_IOH3420,
            QEMU_CAPS_DEVICE_X3130_UPSTREAM,
            QEMU_CAPS_DEVICE_XIO3130_DOWNSTREAM,
            QEMU_CAPS_DEVICE_RTL8139,
            QEMU_CAPS_DEVICE_E1000,
            QEMU_CAPS_DEVICE_VIRTIO_NET,
            QEMU_CAPS_DISPLAY);
    DO_TEST_FULL("qemu-1.2.0", 1002000, 0, 0, VIR_ERR_CONFIG_UNSUPPORTED,
            QEMU_CAPS_LAST);
    DO_TEST_FULL("qemu-kvm-1.2.0", 1002000, 1, 0, VIR_ERR_CONFIG_UNSUPPORTED,
            QEMU_CAPS_LAST);

    return ret == 0 ? EXIT_SUCCESS : EXIT_FAILURE;
}

VIRT_TEST_MAIN(mymain)

#else

int main(void)
{
    return EXIT_AM_SKIP;
}

#endif /* WITH_QEMU */
