root/tools/testing/selftests/sched_ext/test_example.c
/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2024 Meta Platforms, Inc. and affiliates.
 * Copyright (c) 2024 Tejun Heo <tj@kernel.org>
 * Copyright (c) 2024 David Vernet <dvernet@meta.com>
 */
#include <bpf/bpf.h>
#include <scx/common.h>
#include "scx_test.h"

static bool setup_called = false;
static bool run_called = false;
static bool cleanup_called = false;

static int context = 10;

static enum scx_test_status setup(void **ctx)
{
        setup_called = true;
        *ctx = &context;

        return SCX_TEST_PASS;
}

static enum scx_test_status run(void *ctx)
{
        int *arg = ctx;

        SCX_ASSERT(setup_called);
        SCX_ASSERT(!run_called && !cleanup_called);
        SCX_EQ(*arg, context);

        run_called = true;
        return SCX_TEST_PASS;
}

static void cleanup (void *ctx)
{
        SCX_BUG_ON(!run_called || cleanup_called, "Wrong callbacks invoked");
}

struct scx_test example = {
        .name           = "example",
        .description    = "Validate the basic function of the test suite itself",
        .setup          = setup,
        .run            = run,
        .cleanup        = cleanup,
};
REGISTER_SCX_TEST(&example)