split.f90 Source File

!< StringiFor `split` test.
program split
!-----------------------------------------------------------------------------------------------------------------------------------
!< StringiFor `split` test.
!-----------------------------------------------------------------------------------------------------------------------------------
use, intrinsic :: iso_fortran_env, only : stdout => output_unit
use stringifor, only : string
!-----------------------------------------------------------------------------------------------------------------------------------

!-----------------------------------------------------------------------------------------------------------------------------------
implicit none
type(string)              :: astring        !< A string.
type(string), allocatable :: strings(:)     !< A set of strings.
logical                   :: test_passed(5) !< List of passed tests.
integer                   :: s              !< Counter.
!-----------------------------------------------------------------------------------------------------------------------------------

!-----------------------------------------------------------------------------------------------------------------------------------
test_passed = .false.

astring = '+ab-++cre-++cre-ab+'
write(stdout, "(A)") 'Split "'//astring//'" at "+"'
call astring%split(tokens=strings, sep='+')
test_passed(1) = (strings(1)//''=='ab-'.and.strings(2)//''=='cre-'.and.strings(3)//''=='cre-ab')
do s=1, size(strings)
  write(stdout, "(A)") '+ "'//strings(s)//'"'
enddo

astring = 'ab-++cre-++cre-ab+'
write(stdout, "(A)") 'Split "'//astring//'" at "+"'
call astring%split(tokens=strings, sep='+')
test_passed(2) = (strings(1)//''=='ab-'.and.strings(2)//''=='cre-'.and.strings(3)//''=='cre-ab')
do s=1, size(strings)
  write(stdout, "(A)") '+ "'//strings(s)//'"'
enddo

astring = 'ab-++cre-++cre-ab'
write(stdout, "(A)") 'Split "'//astring//'" at "+"'
call astring%split(tokens=strings, sep='+')
test_passed(3) = (strings(1)//''=='ab-'.and.strings(2)//''=='cre-'.and.strings(3)//''=='cre-ab')
do s=1, size(strings)
  write(stdout, "(A)") '+ "'//strings(s)//'"'
enddo

astring = 'Hello '//new_line('a')//'World!'
write(stdout, "(A)") 'Split "'//astring//'" at "new_line"'
call astring%split(tokens=strings, sep=new_line('a'))
test_passed(4) = (strings(1)//''=='Hello '.and.strings(2)//''=='World!')
do s=1, size(strings)
  write(stdout, "(A)") '+ "'//strings(s)//'"'
enddo

astring = 'Hello World!'
write(stdout, "(A)") 'Split "'//astring//'" at "default" (namely space)'
call astring%split(tokens=strings)
test_passed(5) = (strings(1)//''=='Hello'.and.strings(2)//''=='World!')
do s=1, size(strings)
  write(stdout, "(A)") '+ "'//strings(s)//'"'
enddo

write(stdout, "(A,L1)") new_line('a')//'Are all tests passed? ', all(test_passed)
stop
!-----------------------------------------------------------------------------------------------------------------------------------
endprogram split