/*
    * Copyright 2022-2023 The OSHI Project Contributors
    * SPDX-License-Identifier: MIT
    */
   package oshi.driver.unix.solaris;
   
   import static org.hamcrest.MatcherAssert.assertThat;
   import static org.hamcrest.Matchers.is;
   import static org.junit.jupiter.api.Assertions.assertNotNull;
  
  import java.io.File;
  import java.util.Locale;
  
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.condition.EnabledOnOs;
  import org.junit.jupiter.api.condition.OS;
  
  import oshi.SystemInfo;
  import oshi.jna.platform.unix.SolarisLibc.SolarisLwpsInfo;
  import oshi.jna.platform.unix.SolarisLibc.SolarisPsInfo;
  import oshi.util.Constants;
  import oshi.util.ParseUtil;
  
  @EnabledOnOs(OS.SOLARIS)
  class PsInfoTest {
      @Test
      void testQueryPsInfo() {
          int pid = new SystemInfo().getOperatingSystem().getProcessId();
          SolarisPsInfo psinfo = PsInfo.queryPsInfo(pid);
          assertThat("Process ID in structure should match PID", psinfo.pr_pid, is(pid));
          File directory = new File(String.format(Locale.ROOT, "/proc/%d/lwp", pid));
          File[] numericFiles = directory.listFiles(file -> Constants.DIGITS.matcher(file.getName()).matches());
          assertNotNull(numericFiles);
          for (File lwpidFile : numericFiles) {
              int tid = ParseUtil.parseIntOrDefault(lwpidFile.getName(), 0);
              SolarisLwpsInfo lwpsinfo = PsInfo.queryLwpsInfo(pid, tid);
              assertThat("Thread ID in structure should match TID", lwpsinfo.pr_lwpid, is(tid));
          }
      }
  }