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test: logging: add logSetStream test

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Test the new logSetStream logging API call. Reorganize the logging API
tests at the same time.

logSetTarget for the syslog logging destination is not tested.

Signed-off-by: Paul Elder <paul.elder@ideasonboard.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
This commit is contained in:
Paul Elder 2019-07-13 04:29:03 +09:00
parent b9f7e269b6
commit 42760092e7
1 changed files with 81 additions and 25 deletions
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104
test/log.cpp
View file

@ -29,19 +29,8 @@ LOG_DEFINE_CATEGORY(LogAPITest)
class LogAPITest : public Test
{
protected:
int run() override
void doLogging()
{
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";
@ -55,20 +44,13 @@ protected:
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);
if (read(fd, buf, sizeof(buf)) < 0) {
cerr << "Failed to read tmp log file" << endl;
return TestFail;
}
close(fd);
std::list<int> goodList = { 1, 3, 5 };
std::basic_istringstream<char> iss((std::string(buf)));
std::string line;
while (getline(iss, line)) {
int verifyOutput(istream &is)
{
list<int> goodList = { 1, 3, 5 };
string line;
while (getline(is, line)) {
if (goodList.empty()) {
cout << "Too many log lines" << endl;
return TestFail;
@ -90,6 +72,80 @@ protected:
return TestPass;
}
int testFile()
{
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);
if (logSetFile(path) < 0) {
cerr << "Failed to set log file" << endl;
return TestFail;
}
doLogging();
char buf[1000];
memset(buf, 0, sizeof(buf));
lseek(fd, 0, SEEK_SET);
if (read(fd, buf, sizeof(buf)) < 0) {
cerr << "Failed to read tmp log file" << endl;
return TestFail;
}
close(fd);
istringstream iss(buf);
return verifyOutput(iss);
}
int testStream()
{
stringstream log;
/* Never fails, so no need to check return value */
logSetStream(&log);
doLogging();
return verifyOutput(log);
}
int testTarget()
{
logSetTarget(LoggingTargetNone);
logSetLevel("LogAPITest", "DEBUG");
LOG(LogAPITest, Info) << "don't crash please";
if (!logSetTarget(LoggingTargetFile))
return TestFail;
if (!logSetTarget(LoggingTargetStream))
return TestFail;
return TestPass;
}
int run() override
{
int ret = testFile();
if (ret != TestPass)
return TestFail;
ret = testStream();
if (ret != TestPass)
return TestFail;
ret = testTarget();
if (ret != TestPass)
return TestFail;
return TestPass;
}
};
TEST_REGISTER(LogAPITest)