pcmk__register_messages_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 <crm/common/output_internal.h>

static int
null_message_fn(pcmk__output_t *out, va_list args) {
    return pcmk_rc_ok;
}

static int
null_message_fn_2(pcmk__output_t *out, va_list args) {
    return pcmk_rc_ok;
}

static bool
fake_text_init(pcmk__output_t *out) {
    return true;
}

static void
fake_text_free_priv(pcmk__output_t *out) {
    /* This function intentionally left blank */
}

static pcmk__output_t *
mk_fake_text_output(char **argv) {
    pcmk__output_t *retval = calloc(1, sizeof(pcmk__output_t));

    if (retval == NULL) {
        return NULL;
    }

    retval->fmt_name = "text";
    retval->init = fake_text_init;
    retval->free_priv = fake_text_free_priv;

    retval->register_message = pcmk__register_message;
    retval->message = pcmk__call_message;

    return retval;
}

static int
setup(void **state) {
    pcmk__register_format(NULL, "text", mk_fake_text_output, NULL);
    return 0;
}

static int
teardown(void **state) {
    pcmk__unregister_formats();
    return 0;
}

static void
invalid_entries(void **state) {
    pcmk__output_t *out = NULL;

    pcmk__message_entry_t entries[] = {
        /* We can't test a NULL message_id here because that's the marker for
         * the end of the table.
         */
        { "", "", null_message_fn },
        { "", NULL, null_message_fn },
        { "", "text", NULL },
        { NULL },
    };

    pcmk__output_new(&out, "text", NULL, NULL);

    pcmk__assert_asserts(pcmk__register_messages(out, entries));
    assert_int_equal(g_hash_table_size(out->messages), 0);

    pcmk__output_free(out);
}

static void
valid_entries(void **state) {
    pcmk__output_t *out = NULL;

    pcmk__message_entry_t entries[] = {
        { "msg1", "text", null_message_fn },
        { "msg2", "text", null_message_fn_2 },
        { NULL },
    };

    pcmk__output_new(&out, "text", NULL, NULL);

    pcmk__register_messages(out, entries);
    assert_int_equal(g_hash_table_size(out->messages), 2);
    assert_ptr_equal(g_hash_table_lookup(out->messages, "msg1"), null_message_fn);
    assert_ptr_equal(g_hash_table_lookup(out->messages, "msg2"), null_message_fn_2);

    pcmk__output_free(out);
}

static void
duplicate_message_ids(void **state) {
    pcmk__output_t *out = NULL;

    pcmk__message_entry_t entries[] = {
        { "msg1", "text", null_message_fn },
        { "msg1", "text", null_message_fn_2 },
        { NULL },
    };

    pcmk__output_new(&out, "text", NULL, NULL);

    pcmk__register_messages(out, entries);
    assert_int_equal(g_hash_table_size(out->messages), 1);
    assert_ptr_equal(g_hash_table_lookup(out->messages, "msg1"), null_message_fn_2);

    pcmk__output_free(out);
}

static void
duplicate_functions(void **state) {
    pcmk__output_t *out = NULL;

    pcmk__message_entry_t entries[] = {
        { "msg1", "text", null_message_fn },
        { "msg2", "text", null_message_fn },
        { NULL },
    };

    pcmk__output_new(&out, "text", NULL, NULL);

    pcmk__register_messages(out, entries);
    assert_int_equal(g_hash_table_size(out->messages), 2);
    assert_ptr_equal(g_hash_table_lookup(out->messages, "msg1"), null_message_fn);
    assert_ptr_equal(g_hash_table_lookup(out->messages, "msg2"), null_message_fn);

    pcmk__output_free(out);
}

static void
default_handler(void **state) {
    pcmk__output_t *out = NULL;

    pcmk__message_entry_t entries[] = {
        { "msg1", "default", null_message_fn },
        { NULL },
    };

    pcmk__output_new(&out, "text", NULL, NULL);

    pcmk__register_messages(out, entries);
    assert_int_equal(g_hash_table_size(out->messages), 1);
    assert_ptr_equal(g_hash_table_lookup(out->messages, "msg1"), null_message_fn);

    pcmk__output_free(out);
}

static void
override_default_handler(void **state) {
    pcmk__output_t *out = NULL;

    pcmk__message_entry_t entries[] = {
        { "msg1", "default", null_message_fn },
        { "msg1", "text", null_message_fn_2 },
        { NULL },
    };

    pcmk__output_new(&out, "text", NULL, NULL);

    pcmk__register_messages(out, entries);
    assert_int_equal(g_hash_table_size(out->messages), 1);
    assert_ptr_equal(g_hash_table_lookup(out->messages, "msg1"), null_message_fn_2);

    pcmk__output_free(out);
}

PCMK__UNIT_TEST(NULL, NULL,
                cmocka_unit_test_setup_teardown(invalid_entries, setup, teardown),
                cmocka_unit_test_setup_teardown(valid_entries, setup, teardown),
                cmocka_unit_test_setup_teardown(duplicate_message_ids, setup, teardown),
                cmocka_unit_test_setup_teardown(duplicate_functions, setup, teardown),
                cmocka_unit_test_setup_teardown(default_handler, setup, teardown),
                cmocka_unit_test_setup_teardown(override_default_handler, setup, teardown))