test/logging_tests.c

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright 2013 Olaf Wintermann. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include "logging_tests.h"

UCX_TEST_IMPLEMENT(test_ucx_logger_log) {
    char buffer[100];
    FILE *stream = tmpfile();

    UcxLogger *logger = ucx_logger_new(stream,
            UCX_LOGGER_INFO, UCX_LOGGER_SOURCE | UCX_LOGGER_LEVEL);
    
    UCX_TEST_BEGIN
    ucx_logger_info(logger, "allright");
    ucx_logger_trace(logger, "dont log this!");
    ucx_logger_error(logger, "error %d!", 42);
    fseek(stream, 0, SEEK_SET);
    size_t r = fread(buffer, 1, 100, stream);
    
    size_t expected_length = 76;
    UCX_TEST_ASSERT(r == expected_length && strncmp(buffer,
            "[INFO] logging_tests.c:15 - allright\n"
            "[ERROR] logging_tests.c:17 - error 42!\n", expected_length) == 0, "incorrect logs");

    UCX_TEST_END

    ucx_logger_free(logger);
    fclose(stream);
}