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+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * Copyright (C) 2019, Google Inc.
+ *
+ * log.cpp - log API test
+ */
+
+#include <algorithm>
+#include <fcntl.h>
+#include <iostream>
+#include <list>
+#include <sstream>
+#include <stdio.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include <libcamera/logging.h>
+
+#include "log.h"
+#include "test.h"
+
+using namespace std;
+using namespace libcamera;
+
+LOG_DEFINE_CATEGORY(LogAPITest)
+
+class LogAPITest : public Test
+{
+protected:
+ int run() override
+ {
+ int fd = open("/tmp", O_TMPFILE | O_RDWR, S_IRUSR | S_IWUSR);
+ if (fd < 0) {
+ cerr << "Failed to open tmp log file" << endl;
+ return TestFail;
+ }
+
+ char path[32];
+ snprintf(path, sizeof(path), "/proc/self/fd/%u", fd);
+
+ logSetFile(path);
+
+ logSetLevel("LogAPITest", "DEBUG");
+ LOG(LogAPITest, Info) << "good 1";
+
+ logSetLevel("LogAPITest", "WARN");
+ LOG(LogAPITest, Info) << "bad";
+
+ logSetLevel("LogAPITest", "ERROR");
+ LOG(LogAPITest, Error) << "good 3";
+ LOG(LogAPITest, Info) << "bad";
+
+ logSetLevel("LogAPITest", "WARN");
+ LOG(LogAPITest, Warning) << "good 5";
+ LOG(LogAPITest, Info) << "bad";
+
+ char buf[1000];
+ memset(buf, 0, sizeof(buf));
+ lseek(fd, 0, SEEK_SET);
+ read(fd, buf, sizeof(buf));
+ close(fd);
+
+ std::list<int> goodList = { 1, 3, 5 };
+ std::basic_istringstream<char> iss((std::string(buf)));
+ std::string line;
+ while (getline(iss, line)) {
+ if (goodList.empty()) {
+ cout << "Too many log lines" << endl;
+ return TestFail;
+ }
+
+ unsigned int digit = line.back() - '0';
+ unsigned int expect = goodList.front();
+ goodList.pop_front();
+ if (digit != expect) {
+ cout << "Incorrect log line" << endl;
+ return TestFail;
+ }
+ }
+
+ if (!goodList.empty()) {
+ cout << "Too few log lines" << endl;
+ return TestFail;
+ }
+
+ return TestPass;
+ }
+};
+
+TEST_REGISTER(LogAPITest)