pcmk__guint_from_hash_test.c

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/*
 * Copyright 2022 the Pacemaker project contributors
 *
 * The version control history for this file may have further details.
 *
 * This source code is licensed under the GNU Lesser General Public License
 * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
 */
 
#include <crm_internal.h>
 
#include <crm/common/unittest_internal.h>
 
#include <glib.h>
 
static void
null_args(void **state)
{
    GHashTable *tbl = pcmk__strkey_table(free, free);
    guint result;
 
    assert_int_equal(pcmk__guint_from_hash(NULL, "abc", 123, &result), EINVAL);
    assert_int_equal(pcmk__guint_from_hash(tbl, NULL, 123, &result), EINVAL);
 
    g_hash_table_destroy(tbl);
}
 
static void
missing_key(void **state)
{
    GHashTable *tbl = pcmk__strkey_table(free, free);
    guint result;
 
    assert_int_equal(pcmk__guint_from_hash(tbl, "abc", 123, &result), pcmk_rc_ok);
    assert_int_equal(result, 123);
 
    g_hash_table_destroy(tbl);
}
 
static void
standard_usage(void **state)
{
    GHashTable *tbl = pcmk__strkey_table(free, free);
    guint result;
 
    g_hash_table_insert(tbl, strdup("abc"), strdup("123"));
 
    assert_int_equal(pcmk__guint_from_hash(tbl, "abc", 456, &result), pcmk_rc_ok);
    assert_int_equal(result, 123);
 
    g_hash_table_destroy(tbl);
}
 
static void
conversion_errors(void **state)
{
    GHashTable *tbl = pcmk__strkey_table(free, free);
    guint result;
 
    g_hash_table_insert(tbl, strdup("negative"), strdup("-3"));
    g_hash_table_insert(tbl, strdup("toobig"), strdup("20000000000000000"));
 
    assert_int_equal(pcmk__guint_from_hash(tbl, "negative", 456, &result), ERANGE);
    assert_int_equal(result, 456);
 
    assert_int_equal(pcmk__guint_from_hash(tbl, "toobig", 456, &result), ERANGE);
    assert_int_equal(result, 456);
 
    g_hash_table_destroy(tbl);
}
 
PCMK__UNIT_TEST(NULL, NULL,
                cmocka_unit_test(null_args),
                cmocka_unit_test(missing_key),
                cmocka_unit_test(standard_usage),
                cmocka_unit_test(conversion_errors))