pcmk_new_scheduler_test.c

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/*
 * Copyright 2022-2024 the Pacemaker project contributors
 *
 * The version control history for this file may have further details.
 *
 * This source code is licensed under the GNU General Public License version 2
 * or later (GPLv2+) WITHOUT ANY WARRANTY.
 */
 
#include <crm_internal.h>
 
#include <crm/common/unittest_internal.h>
#include <crm/pengine/internal.h>
 
#include "mock_private.h"
 
static void
calloc_fails(void **state)
{
    pcmk__mock_calloc = true;   // calloc() will return NULL
 
    expect_value(__wrap_calloc, nmemb, 1);
    expect_value(__wrap_calloc, size, sizeof(pcmk_scheduler_t));
    assert_null(pcmk_new_scheduler());
 
    pcmk__mock_calloc = false;  // Use real calloc()
}
 
static void
calloc_succeeds(void **state)
{
    pcmk_scheduler_t *scheduler = pcmk_new_scheduler();
 
    /* We only need to test that the allocated memory is non-NULL, as all the
     * function does otherwise is call pcmk__set_scheduler_defaults(), which
     * should have its own unit test.
     */
    assert_non_null(scheduler);
    assert_non_null(scheduler->priv);
 
    free(scheduler->priv);
    free(scheduler);
}
 
PCMK__UNIT_TEST(NULL, NULL,
                cmocka_unit_test(calloc_fails),
                cmocka_unit_test(calloc_succeeds))