/* SPDX-License-Identifier: LGPL-2.1-or-later */
/*
 * Copyright (C) 2007 - 2014 Red Hat, Inc.
 * Copyright (C) 2007 - 2008 Novell, Inc.
 */

#include "libnm-core-impl/nm-default-libnm-core.h"

#include <arpa/inet.h>
#include <netinet/in.h>

#include "nm-property-compare.h"

#include "libnm-glib-aux/nm-test-utils.h"

static void
compare_ints(void)
{
    GVariant *value1, *value2;

    value1 = g_variant_new_int32(5);
    value2 = g_variant_new_int32(5);
    g_assert(nm_property_compare(value1, value2) == 0);

    g_variant_unref(value2);
    value2 = g_variant_new_int32(10);
    g_assert(nm_property_compare(value1, value2) < 0);

    g_variant_unref(value2);
    value2 = g_variant_new_int32(-1);
    g_assert(nm_property_compare(value1, value2) > 0);

    g_variant_unref(value1);
    g_variant_unref(value2);
}

static void
compare_strings(void)
{
    GVariant   *value1, *value2;
    const char *str1 = "hello";
    const char *str2 = "world";

    value1 = g_variant_new_string(str1);
    value2 = g_variant_new_string(str1);
    g_assert(nm_property_compare(value1, value2) == 0);

    g_variant_unref(value2);
    value2 = g_variant_new_string(str2);
    g_assert(nm_property_compare(value1, value2) < 0);

    g_assert(nm_property_compare(value2, value1) > 0);

    g_variant_unref(value1);
    g_variant_unref(value2);
}

static void
compare_strv(void)
{
    GVariant         *value1, *value2;
    const char *const strv1[] = {"foo", "bar", "baz", NULL};
    const char *const strv2[] = {"foo", "bar", "bar", NULL};
    const char *const strv3[] = {"foo", "bar", NULL};
    const char *const strv4[] = {"foo", "bar", "baz", "bam", NULL};

    value1 = g_variant_new_strv(strv1, -1);
    value2 = g_variant_new_strv(strv1, -1);
    g_assert(nm_property_compare(value1, value2) == 0);

    g_variant_unref(value2);
    value2 = g_variant_new_strv(strv2, -1);
    g_assert(nm_property_compare(value1, value2) != 0);

    g_variant_unref(value2);
    value2 = g_variant_new_strv(strv3, -1);
    g_assert(nm_property_compare(value1, value2) != 0);

    g_variant_unref(value2);
    value2 = g_variant_new_strv(strv4, -1);
    g_assert(nm_property_compare(value1, value2) != 0);

    g_variant_unref(value1);
    g_variant_unref(value2);
}

static void
compare_arrays(void)
{
    GVariant *value1, *value2;
    guint32   array[] = {0, 1, 2, 3, 4};

    value1 = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
                                       array,
                                       G_N_ELEMENTS(array),
                                       sizeof(guint32));
    value2 = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
                                       array,
                                       G_N_ELEMENTS(array),
                                       sizeof(guint32));

    g_assert(nm_property_compare(value1, value2) == 0);

    g_variant_unref(value2);
    value2 = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
                                       array + 1,
                                       G_N_ELEMENTS(array) - 1,
                                       sizeof(guint32));
    g_assert(nm_property_compare(value1, value2) != 0);

    array[0] = 7;
    g_variant_unref(value2);
    value2 = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
                                       array,
                                       G_N_ELEMENTS(array),
                                       sizeof(guint32));
    g_assert(nm_property_compare(value1, value2) != 0);

    g_variant_unref(value1);
    g_variant_unref(value2);
}

static void
compare_str_hash(void)
{
    GVariant       *value1, *value2;
    GVariantBuilder builder;

    g_variant_builder_init(&builder, G_VARIANT_TYPE("a{ss}"));
    g_variant_builder_add(&builder, "{ss}", "key1", "hello");
    g_variant_builder_add(&builder, "{ss}", "key2", "world");
    g_variant_builder_add(&builder, "{ss}", "key3", "!");
    value1 = g_variant_builder_end(&builder);

    g_variant_builder_init(&builder, G_VARIANT_TYPE("a{ss}"));
    g_variant_builder_add(&builder, "{ss}", "key3", "!");
    g_variant_builder_add(&builder, "{ss}", "key2", "world");
    g_variant_builder_add(&builder, "{ss}", "key1", "hello");
    value2 = g_variant_builder_end(&builder);

    g_assert(nm_property_compare(value1, value2) == 0);

    g_variant_unref(value2);
    g_variant_builder_init(&builder, G_VARIANT_TYPE("a{ss}"));
    g_variant_builder_add(&builder, "{ss}", "key1", "hello");
    g_variant_builder_add(&builder, "{ss}", "key3", "!");
    value2 = g_variant_builder_end(&builder);

    g_assert(nm_property_compare(value1, value2) != 0);
    g_assert(nm_property_compare(value2, value1) != 0);

    g_variant_unref(value2);
    g_variant_builder_init(&builder, G_VARIANT_TYPE("a{ss}"));
    g_variant_builder_add(&builder, "{ss}", "key1", "hello");
    g_variant_builder_add(&builder, "{ss}", "key2", "moon");
    g_variant_builder_add(&builder, "{ss}", "key3", "!");
    value2 = g_variant_builder_end(&builder);

    g_assert(nm_property_compare(value1, value2) != 0);

    g_variant_unref(value1);
    g_variant_unref(value2);
}

static void
compare_ip6_addresses(void)
{
    GVariant       *value1, *value2;
    struct in6_addr addr1;
    struct in6_addr addr2;
    struct in6_addr addr3;
    guint32         prefix1 = 64;
    guint32         prefix2 = 64;
    guint32         prefix3 = 0;

    inet_pton(AF_INET6, "1:2:3:4:5:6:7:8", &addr1);
    inet_pton(AF_INET6, "ffff:2:3:4:5:6:7:8", &addr2);
    inet_pton(AF_INET6, "::", &addr3);

    value1 = g_variant_new(
        "(@ayu@ay)",
        g_variant_new_fixed_array(G_VARIANT_TYPE_BYTE, (guint8 *) addr1.s6_addr, 16, 1),
        prefix1,
        g_variant_new_fixed_array(G_VARIANT_TYPE_BYTE, (guint8 *) addr3.s6_addr, 16, 1));

    value2 = g_variant_new(
        "(@ayu@ay)",
        g_variant_new_fixed_array(G_VARIANT_TYPE_BYTE, (guint8 *) addr1.s6_addr, 16, 1),
        prefix1,
        g_variant_new_fixed_array(G_VARIANT_TYPE_BYTE, (guint8 *) addr3.s6_addr, 16, 1));

    g_assert(nm_property_compare(value1, value2) == 0);

    g_variant_unref(value2);
    value2 = g_variant_new(
        "(@ayu@ay)",
        g_variant_new_fixed_array(G_VARIANT_TYPE_BYTE, (guint8 *) addr2.s6_addr, 16, 1),
        prefix2,
        g_variant_new_fixed_array(G_VARIANT_TYPE_BYTE, (guint8 *) addr3.s6_addr, 16, 1));

    g_assert(nm_property_compare(value1, value2) != 0);

    g_variant_unref(value2);
    value2 = g_variant_new(
        "(@ayu@ay)",
        g_variant_new_fixed_array(G_VARIANT_TYPE_BYTE, (guint8 *) addr3.s6_addr, 16, 1),
        prefix3,
        g_variant_new_fixed_array(G_VARIANT_TYPE_BYTE, (guint8 *) addr3.s6_addr, 16, 1));

    g_assert(nm_property_compare(value1, value2) != 0);

    g_variant_unref(value1);
    g_variant_unref(value2);
}

NMTST_DEFINE();

int
main(int argc, char *argv[])
{
    nmtst_init(&argc, &argv, TRUE);

    g_test_add_func("/libnm/compare/ints", compare_ints);
    g_test_add_func("/libnm/compare/strings", compare_strings);
    g_test_add_func("/libnm/compare/strv", compare_strv);
    g_test_add_func("/libnm/compare/arrays", compare_arrays);
    g_test_add_func("/libnm/compare/str_hash", compare_str_hash);
    g_test_add_func("/libnm/compare/ip6_addresses", compare_ip6_addresses);

    return g_test_run();
}
