program main

!*****************************************************************************80
!
!! test_tet_mesh_test() tests test_tet_mesh().
!
!  Licensing:
!
!    This code is distributed under the MIT license.
!
!  Modified:
!
!    27 October 2005
!
!  Author:
!
!    John Burkardt
!
  implicit none

  integer, parameter :: rk = kind ( 1.0D+00 )

  call timestamp ( )
  write ( *, '(a)' ) ' '
  write ( *, '(a)' ) 'test_tet_mesh_test():'
  write ( *, '(a)' ) '  Fortran90 version'
  write ( *, '(a)' ) '  Test test_tet_mesh().'

  call test01 ( )
  call test02 ( )
!
!  Terminate.
!
  write ( *, '(a)' ) ' '
  write ( *, '(a)' ) 'test_tet_mesh_test():'
  write ( *, '(a)' ) '  Normal end of execution.'
  write ( *, '(a)' ) ' '
  call timestamp ( )

  stop 0
end
subroutine test01 ( )

!*****************************************************************************80
!
!! TEST01 tests P00_TEST_NUM, P00_TITLE, and P00_HEADER.
!
!  Licensing:
!
!    This code is distributed under the MIT license.
!
!  Modified:
!
!    27 October 2005
!
!  Author:
!
!    John Burkardt
!
  implicit none

  integer, parameter :: rk = kind ( 1.0D+00 )

  integer test
  integer test_num
  character ( len = 80 ) title

  write ( *, '(a)' ) ' '
  write ( *, '(a)' ) 'TEST01'
  write ( *, '(a)' ) '  P00_TEST_NUM reports the number of problems.'
  write ( *, '(a)' ) '  P00_TITLE returns a title for each problem.'
  write ( *, '(a)' ) '  P00_HEADER prints some information about each problem.'

  call p00_test_num ( test_num )

  write ( *, '(a)' ) ' '
  write ( *, '(a,i6)' ) '  The number of tests available = ', test_num

  do test = 1, test_num

    call p00_title ( test, title )

    write ( *, '(a)' ) ' '
    write ( *, '(a,i6)' ) '  Test number:        ', test
    write ( *, '(a, a)' ) '  Title:             "', trim ( title ) // '"'

    call p00_header ( test )

  end do

  return
end
subroutine test02 ( )

!*****************************************************************************80
!
!! TEST02 tests P00_SAMPLE.
!
!  Licensing:
!
!    This code is distributed under the MIT license.
!
!  Modified:
!
!    27 October 2005
!
!  Author:
!
!    John Burkardt
!
  implicit none

  integer, parameter :: rk = kind ( 1.0D+00 )

  integer, parameter :: dim_num = 3

  integer n
  real ( kind = rk ), allocatable, dimension ( :, : ) :: point
  integer test
  integer test_num
  character ( len = 80 ) title

  write ( *, '(a)' ) ' '
  write ( *, '(a)' ) 'TEST02'
  write ( *, '(a)' ) '  P00_SAMPLE returns sample points from the region.'

  call p00_test_num ( test_num )

  do test = 1, test_num

    call p00_title ( test, title )

    n = 20

    write ( *, '(a)'     ) ' '
    write ( *, '(a,i6)'  ) '  Test number       =    ', test
    write ( *, '(a, a)'  ) '  Title:            =   "', trim ( title ) // '"'
    write ( *, '(a,i6)'  ) '  Dimension DIM_NUM =    ', dim_num
    write ( *, '(a,i6)'  ) '  Number of samples N =  ', n
    write ( *, '(a)'     ) ' '

    allocate ( point(1:dim_num,1:n) )

    call p00_sample ( test, n, point )

    call r8mat_transpose_print ( dim_num, n, point, '  The sample points:' )

    deallocate ( point )

  end do

  return
end
subroutine timestamp ( )

!*****************************************************************************80
!
!! TIMESTAMP prints the current YMDHMS date as a time stamp.
!
!  Example:
!
!    31 May 2001   9:45:54.872 AM
!
!  Licensing:
!
!    This code is distributed under the MIT license.
!
!  Modified:
!
!    18 May 2013
!
!  Author:
!
!    John Burkardt
!
!  Parameters:
!
!    None
!
  implicit none

  integer, parameter :: rk = kind ( 1.0D+00 )

  character ( len = 8 ) ampm
  integer d
  integer h
  integer m
  integer mm
  character ( len = 9 ), parameter, dimension(12) :: month = (/ &
    'January  ', 'February ', 'March    ', 'April    ', &
    'May      ', 'June     ', 'July     ', 'August   ', &
    'September', 'October  ', 'November ', 'December ' /)
  integer n
  integer s
  integer values(8)
  integer y

  call date_and_time ( values = values )

  y = values(1)
  m = values(2)
  d = values(3)
  h = values(5)
  n = values(6)
  s = values(7)
  mm = values(8)

  if ( h < 12 ) then
    ampm = 'AM'
  else if ( h == 12 ) then
    if ( n == 0 .and. s == 0 ) then
      ampm = 'Noon'
    else
      ampm = 'PM'
    end if
  else
    h = h - 12
    if ( h < 12 ) then
      ampm = 'PM'
    else if ( h == 12 ) then
      if ( n == 0 .and. s == 0 ) then
        ampm = 'Midnight'
      else
        ampm = 'AM'
      end if
    end if
  end if

  write ( *, '(i2,1x,a,1x,i4,2x,i2,a1,i2.2,a1,i2.2,a1,i3.3,1x,a)' ) &
    d, trim ( month(m) ), y, h, ':', n, ':', s, '.', mm, trim ( ampm )

  return
end