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WIP: tests
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@ejoerns
ejoerns committed Aug 17, 2023
1 parent af0dda8 commit 391d60f
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229 changes: 228 additions & 1 deletion test/event-log.c
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#include <locale.h>
#include <glib.h>

#include "event-log.h"
#include <event-log.h>
#include <context.h>

typedef struct {
gchar *tmpdir;
} EventLogFixture;

static void event_log_fixture_set_up(EventLogFixture *fixture,
gconstpointer user_data)
{
fixture->tmpdir = g_dir_make_tmp("rauc-event_log-XXXXXX", NULL);
g_assert_nonnull(fixture->tmpdir);

r_context_conf()->configpath = g_strdup("test/test.conf");
r_context();
}

static void config_file_fixture_tear_down(EventLogFixture *fixture,
gconstpointer user_data)
{
g_assert_true(rm_tree(fixture->tmpdir, NULL));
g_free(fixture->tmpdir);
r_context_clean();
}

/* Test setting up a logger */
static void event_log_test_setup_logger(EventLogFixture *fixture,
gconstpointer user_data)
{
g_autoptr(REventLogger) logger = NULL;

logger = g_new0(REventLogger, 1);
logger->name = g_strdup("testlogger");
logger->filename = g_build_filename(fixture->tmpdir, "testfile.log", NULL);

r_event_log_setup_logger(logger);

g_assert_true(logger->configured);
g_assert_cmpint(logger->filesize, ==, 0);
}

/* Test setting up a readable (default) logger and writing a simple log message to the logfile */
static void event_log_test_log_write_simple(EventLogFixture *fixture,
gconstpointer user_data)
{
g_autoptr(REventLogger) logger = NULL;
GLogField fields[] = {
{"MESSAGE", "This is a test (mark) log message", -1 },
{"MESSAGE_ID", "1d1b7a5a-a908-4c3a-9004-650c9d2ce850", -1 },
{"GLIB_DOMAIN", R_EVENT_LOG_DOMAIN, -1},
{"RAUC_EVENT_TYPE", "mark", -1},
{"RAUC_SLOT", "rootfs.0", -1},
{"BUNDLE_HASH", "b970468f-89e4-4793-9904-06c922902b25", -1},
{"SLOT_BOOTNAME", "A", -1},
};
g_autofree gchar *contents = NULL;

logger = g_new0(REventLogger, 1);
logger->name = g_strdup("testlogger");
logger->filename = g_build_filename(fixture->tmpdir, "testfile.log", NULL);

r_event_log_setup_logger(logger);

logger->writer(logger, fields, G_N_ELEMENTS(fields));

g_file_get_contents(logger->filename, &contents, NULL, NULL);

g_assert_nonnull(strstr(contents, "This is a test (mark) log message"));
g_assert_nonnull(strstr(contents, "bundle hash: b970468f-89e4-4793-9904-06c922902b25"));
}

/* Test setting up a json format logger and writing a log message to the logfile */
static void event_log_test_log_write_json(EventLogFixture *fixture,
gconstpointer user_data)
{
g_autoptr(REventLogger) logger = NULL;
GLogField fields[] = {
{"MESSAGE", "This is a test (mark) log message", -1 },
{"MESSAGE_ID", "1d1b7a5a-a908-4c3a-9004-650c9d2ce850", -1 },
{"GLIB_DOMAIN", R_EVENT_LOG_DOMAIN, -1},
{"RAUC_EVENT_TYPE", "mark", -1},
{"RAUC_SLOT", "rootfs.0", -1},
{"BUNDLE_HASH", "b970468f-89e4-4793-9904-06c922902b25", -1},
{"SLOT_BOOTNAME", "A", -1},
};
g_autofree gchar *contents = NULL;

logger = g_new0(REventLogger, 1);
logger->name = g_strdup("testlogger");
logger->format = R_EVENT_LOGFMT_JSON;
logger->filename = g_build_filename(fixture->tmpdir, "testfile.log", NULL);

r_event_log_setup_logger(logger);

logger->writer(logger, fields, G_N_ELEMENTS(fields));

g_file_get_contents(logger->filename, &contents, NULL, NULL);

g_assert_nonnull(strstr(contents, "\"MESSAGE\":\"This is a test (mark) log message\""));
g_assert_nonnull(strstr(contents, "\"MESSAGE_ID\":\"1d1b7a5a-a908-4c3a-9004-650c9d2ce850\""));
}

/* Test setting a maxsize and logging until exceeding it */
static void event_log_test_max_size(EventLogFixture *fixture,
gconstpointer user_data)
{
g_autoptr(REventLogger) logger = NULL;
GLogField fields[] = {
{"MESSAGE", "This is a test (mark) log message", -1 },
{"MESSAGE_ID", "1d1b7a5a-a908-4c3a-9004-650c9d2ce850", -1 },
{"GLIB_DOMAIN", R_EVENT_LOG_DOMAIN, -1},
{"RAUC_EVENT_TYPE", "mark", -1},
{"RAUC_SLOT", "rootfs.0", -1},
{"BUNDLE_HASH", "b970468f-89e4-4793-9904-06c922902b25", -1},
{"SLOT_BOOTNAME", "A", -1},
};
g_autofree gchar *rotatefile = NULL;

logger = g_new0(REventLogger, 1);
logger->name = g_strdup("testlogger");
logger->filename = g_build_filename(fixture->tmpdir, "testfile.log", NULL);
logger->maxsize = 500;

rotatefile = g_build_filename(fixture->tmpdir, "testfile.log.0", NULL);

r_event_log_setup_logger(logger);

/* Message size is 128 bytes, thus the 4th write should exceed the
* configured 500 bytes maxsize and create the rotation file. */
logger->writer(logger, fields, G_N_ELEMENTS(fields));
g_assert_false(g_file_test(rotatefile, G_FILE_TEST_EXISTS));
logger->writer(logger, fields, G_N_ELEMENTS(fields));
g_assert_false(g_file_test(rotatefile, G_FILE_TEST_EXISTS));
logger->writer(logger, fields, G_N_ELEMENTS(fields));
g_assert_false(g_file_test(rotatefile, G_FILE_TEST_EXISTS));
logger->writer(logger, fields, G_N_ELEMENTS(fields));
g_assert_true(g_file_test(rotatefile, G_FILE_TEST_EXISTS));
}

/* Test setting a maxsize and logging until exceeding it */
static void event_log_test_max_files_rotation(EventLogFixture *fixture,
gconstpointer user_data)
{
g_autoptr(REventLogger) logger = NULL;
GLogField fields[] = {
{"MESSAGE", "This is a test (mark) log message", -1 },
{"MESSAGE_ID", "1d1b7a5a-a908-4c3a-9004-650c9d2ce850", -1 },
{"GLIB_DOMAIN", R_EVENT_LOG_DOMAIN, -1},
{"RAUC_EVENT_TYPE", "mark", -1},
{"RAUC_SLOT", "rootfs.0", -1},
{"BUNDLE_HASH", "b970468f-89e4-4793-9904-06c922902b25", -1},
{"SLOT_BOOTNAME", "A", -1},
};
g_autofree gchar *rotatefile = NULL;
const gchar *rotate_content = "This string will walk through the files";
g_autofree gchar *compare_content = NULL;

logger = g_new0(REventLogger, 1);
logger->name = g_strdup("testlogger");
logger->filename = g_build_filename(fixture->tmpdir, "testfile.log", NULL);
logger->maxsize = 256;
logger->maxfiles = 3;

/* create file with content to rotate */
rotatefile = g_build_filename(fixture->tmpdir, "testfile.log.0", NULL);
g_assert_true(g_file_set_contents(rotatefile, rotate_content, -1, NULL));

r_event_log_setup_logger(logger);

/* Pre-fill logfile with 128 bytes */
logger->writer(logger, fields, G_N_ELEMENTS(fields));

/* search string must be in .0 file */
g_assert_true(g_file_get_contents(rotatefile, &compare_content, NULL, NULL));
g_assert_cmpstr(rotate_content, ==, compare_content);

/* file size was 0, message size is 128 bytes, will rotate on 3rd message */
logger->writer(logger, fields, G_N_ELEMENTS(fields));
logger->writer(logger, fields, G_N_ELEMENTS(fields));

/* search string must be in .1 file (but not in .0) */
g_assert_true(g_file_get_contents(rotatefile, &compare_content, NULL, NULL));
g_assert_cmpstr(rotate_content, !=, compare_content);
g_free(rotatefile);
rotatefile = g_build_filename(fixture->tmpdir, "testfile.log.1", NULL);
g_assert_true(g_file_get_contents(rotatefile, &compare_content, NULL, NULL));
g_assert_cmpstr(rotate_content, ==, compare_content);

/* file size was 128, message size is 128 bytes, will rotate on 2nd message */
logger->writer(logger, fields, G_N_ELEMENTS(fields));
logger->writer(logger, fields, G_N_ELEMENTS(fields));

/* search string must be in .2 file (but no in .1) */
g_assert_true(g_file_get_contents(rotatefile, &compare_content, NULL, NULL));
g_assert_cmpstr(rotate_content, !=, compare_content);
g_free(rotatefile);
rotatefile = g_build_filename(fixture->tmpdir, "testfile.log.2", NULL);
g_assert_true(g_file_get_contents(rotatefile, &compare_content, NULL, NULL));
g_assert_cmpstr(rotate_content, ==, compare_content);

/* file size was 128, message size is 128 bytes, will rotate on 2nd message */
logger->writer(logger, fields, G_N_ELEMENTS(fields));
logger->writer(logger, fields, G_N_ELEMENTS(fields));

/* .3 file must not be created and search string must not be in .2 */
g_assert_true(g_file_get_contents(rotatefile, &compare_content, NULL, NULL));
g_assert_cmpstr(rotate_content, !=, compare_content);
g_free(rotatefile);
rotatefile = g_build_filename(fixture->tmpdir, "testfile.log.3", NULL);
g_assert_false(g_file_get_contents(rotatefile, &compare_content, NULL, NULL));
}

int main(int argc, char *argv[])
{
setlocale(LC_ALL, "C");

g_test_init(&argc, &argv, NULL);

g_test_add("/event-log/setup-logger", EventLogFixture, NULL,
event_log_fixture_set_up, event_log_test_setup_logger,
config_file_fixture_tear_down);
g_test_add("/event-log/log-writer/simple", EventLogFixture, NULL,
event_log_fixture_set_up, event_log_test_log_write_simple,
config_file_fixture_tear_down);
g_test_add("/event-log/log-writer/json", EventLogFixture, NULL,
event_log_fixture_set_up, event_log_test_log_write_json,
config_file_fixture_tear_down);
g_test_add("/event-log/logger-max-size", EventLogFixture, NULL,
event_log_fixture_set_up, event_log_test_max_size,
config_file_fixture_tear_down);
g_test_add("/event-log/logger-max-files", EventLogFixture, NULL,
event_log_fixture_set_up, event_log_test_max_files_rotation,
config_file_fixture_tear_down);

return g_test_run();
}

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