#include <gtest/gtest.h>

#include <thread>

#include "process.h"

#include <unistd.h>

class ProcessTest: public ::testing::Test
{
protected:
 ProcessTest(){
 }

 ~ProcessTest() override{
 }

 void SetUp() override
 {
 }

 void TearDown() override
 {
 }

};

TEST_F(ProcessTest, is_running) {
 auto pid{::getpid()};

 EXPECT_NE(pid, -1);

 EXPECT_EQ(Reichwein::Process::is_running(pid), true);

 EXPECT_EQ(Reichwein::Process::is_running(999999999), false);
}

TEST_F(ProcessTest, number_of_threads) {
 EXPECT_EQ(Reichwein::Process::number_of_threads(::getpid()), 1);
 std::thread t1{[](){std::this_thread::sleep_for(std::chrono::milliseconds(50));}};
 EXPECT_EQ(Reichwein::Process::number_of_threads(::getpid()), 2);
 t1.join();
 EXPECT_EQ(Reichwein::Process::number_of_threads(::getpid()), 1);
}