c78086f2e5
- test_log_calls_no_crash: 直接调用 log_error/warn/info/debug 确认不崩溃 - test_log_level_filter: 用 pipe 重定向 stderr，验证 ERROR 级别下 INFO 被过滤、ERROR 正常输出 - 修复缺失 string.h 头文件警告
148 lines
3.7 KiB
C
148 lines
3.7 KiB
C
#include "unity.h"
|
|
#include "log.h"
|
|
|
|
/* ===== log_get_level / log_set_level ===== */
|
|
|
|
void test_default_level_is_info(void) {
|
|
/* 静态全局变量默认初始化为 LOG_LEVEL_INFO */
|
|
TEST_ASSERT_EQUAL(LOG_LEVEL_INFO, log_get_level());
|
|
}
|
|
|
|
void test_set_level_error(void) {
|
|
log_set_level(LOG_LEVEL_ERROR);
|
|
TEST_ASSERT_EQUAL(LOG_LEVEL_ERROR, log_get_level());
|
|
}
|
|
|
|
void test_set_level_warn(void) {
|
|
log_set_level(LOG_LEVEL_WARN);
|
|
TEST_ASSERT_EQUAL(LOG_LEVEL_WARN, log_get_level());
|
|
}
|
|
|
|
void test_set_level_debug(void) {
|
|
log_set_level(LOG_LEVEL_DEBUG);
|
|
TEST_ASSERT_EQUAL(LOG_LEVEL_DEBUG, log_get_level());
|
|
}
|
|
|
|
void test_set_level_info(void) {
|
|
log_set_level(LOG_LEVEL_INFO);
|
|
TEST_ASSERT_EQUAL(LOG_LEVEL_INFO, log_get_level());
|
|
}
|
|
|
|
/* ===== log_set_prefix ===== */
|
|
|
|
void test_set_prefix(void) {
|
|
log_set_prefix("[Test]");
|
|
/* 无返回值，仅确认不 crash */
|
|
TEST_ASSERT_EQUAL(LOG_LEVEL_INFO, log_get_level());
|
|
}
|
|
|
|
void test_set_prefix_null(void) {
|
|
log_set_prefix(NULL);
|
|
/* NULL 表示无前缀，不 crash */
|
|
TEST_ASSERT_EQUAL(LOG_LEVEL_INFO, log_get_level());
|
|
}
|
|
|
|
/* ===== 边界：多次设置 ===== */
|
|
|
|
void test_level_persistence(void) {
|
|
log_set_level(LOG_LEVEL_DEBUG);
|
|
TEST_ASSERT_EQUAL(LOG_LEVEL_DEBUG, log_get_level());
|
|
log_set_level(LOG_LEVEL_ERROR);
|
|
TEST_ASSERT_EQUAL(LOG_LEVEL_ERROR, log_get_level());
|
|
log_set_level(LOG_LEVEL_INFO);
|
|
TEST_ASSERT_EQUAL(LOG_LEVEL_INFO, log_get_level());
|
|
}
|
|
|
|
/* ===== log_* 函数不 crash ===== */
|
|
|
|
void test_log_calls_no_crash(void) {
|
|
/* 正常调用各等级日志，确认不崩溃 */
|
|
log_set_level(LOG_LEVEL_DEBUG);
|
|
log_error("error %d", 1);
|
|
log_warn("warn %s", "x");
|
|
log_info("info %f", 1.0);
|
|
log_debug("debug %p", (void*)0);
|
|
}
|
|
|
|
/* ===== stderr 过滤测试 ===== */
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
#include <fcntl.h>
|
|
#include <string.h>
|
|
|
|
void test_log_level_filter(void) {
|
|
/* 临时将 stderr 重定向到管道，验证高等级日志被过滤 */
|
|
int pipefd[2];
|
|
TEST_ASSERT_EQUAL(0, pipe(pipefd));
|
|
|
|
int old_stderr = dup(STDERR_FILENO);
|
|
dup2(pipefd[1], STDERR_FILENO);
|
|
close(pipefd[1]);
|
|
|
|
/* 设置 ERROR 级别，调用 INFO 不应输出 */
|
|
log_set_level(LOG_LEVEL_ERROR);
|
|
log_info("this should be filtered");
|
|
|
|
/* 恢复 stderr */
|
|
fflush(stderr);
|
|
dup2(old_stderr, STDERR_FILENO);
|
|
close(old_stderr);
|
|
|
|
/* 读取管道 */
|
|
char buf[256] = {0};
|
|
int n = read(pipefd[0], buf, sizeof(buf) - 1);
|
|
close(pipefd[0]);
|
|
|
|
/* INFO 被过滤，管道应无输出或只有前缀/时间（不含消息） */
|
|
if (n > 0) {
|
|
TEST_ASSERT_NULL(strstr(buf, "this should be filtered"));
|
|
}
|
|
|
|
/* ERROR 应正常输出 */
|
|
int pipefd2[2];
|
|
TEST_ASSERT_EQUAL(0, pipe(pipefd2));
|
|
old_stderr = dup(STDERR_FILENO);
|
|
dup2(pipefd2[1], STDERR_FILENO);
|
|
close(pipefd2[1]);
|
|
|
|
log_error("this is an error");
|
|
|
|
fflush(stderr);
|
|
dup2(old_stderr, STDERR_FILENO);
|
|
close(old_stderr);
|
|
|
|
char buf2[256] = {0};
|
|
n = read(pipefd2[0], buf2, sizeof(buf2) - 1);
|
|
close(pipefd2[0]);
|
|
|
|
TEST_ASSERT_GREATER_THAN(0, n);
|
|
TEST_ASSERT_NOT_NULL(strstr(buf2, "this is an error"));
|
|
}
|
|
|
|
void setUp(void) {
|
|
log_set_level(LOG_LEVEL_INFO);
|
|
log_set_prefix("[Cocoon]");
|
|
}
|
|
|
|
void tearDown(void) {
|
|
log_set_level(LOG_LEVEL_INFO);
|
|
log_set_prefix("[Cocoon]");
|
|
}
|
|
|
|
int main(void) {
|
|
UNITY_BEGIN();
|
|
|
|
RUN_TEST(test_default_level_is_info);
|
|
RUN_TEST(test_set_level_error);
|
|
RUN_TEST(test_set_level_warn);
|
|
RUN_TEST(test_set_level_debug);
|
|
RUN_TEST(test_set_level_info);
|
|
RUN_TEST(test_set_prefix);
|
|
RUN_TEST(test_set_prefix_null);
|
|
RUN_TEST(test_level_persistence);
|
|
RUN_TEST(test_log_calls_no_crash);
|
|
RUN_TEST(test_log_level_filter);
|
|
|
|
return UNITY_END();
|
|
}
|