1 #include <errno.h> 2 #include <gtest/gtest.h> 3 #include <poll.h> 4 #include <sys/wait.h> 5 6 using namespace testing::ext; 7 8 class SelectPollTest : public testing::Test { SetUp()9 void SetUp() override {} TearDown()10 void TearDown() override {} 11 }; 12 13 /** 14 * @tc.name: poll_001 15 * @tc.desc: This test verifies the behavior of the poll() function when passing an empty pollfd array and a timeout of 16 * 1 millisecond. 17 * @tc.type: FUNC 18 */ 19 HWTEST_F(SelectPollTest, poll_001, TestSize.Level1) 20 { 21 errno = 0; 22 int emptyPoll = poll(nullptr, 0, 1); 23 EXPECT_TRUE(emptyPoll == 0); 24 EXPECT_TRUE(errno == 0); 25 }