#! /usr/bin/python

from subprocess import call
import os

# searchRoot = './plt'

searchRoot = '.'
def getCmd(tst):
  return ['ant', '-Dtest-spec={}'.format(tst), 'test']

def backup_found_list():
  with open('testsRunSoFar', 'r') as f, open('testsRunSoFar_backup', 'w') as g:
    g.write(f.read())

def add_skipped_test(tst):
  with open('skippedTests', 'a') as f:
    f.write(tst + '\n')

def find_next_test():
  with open('testsRunSoFar', 'r') as f:
    alreadyRun = [t for t in f.read().split('\n') if t]
  if not alreadyRun:
    print 'error fetching list of tests which have already been run...'
  else:
    for (path, dirs, files) in os.walk(searchRoot):
      for f in files:
          if f.endswith('Test.java') and f.replace('.java','') not in alreadyRun:
            if f.lower().find('indent') == -1 and path.lower().find('indent') == -1:
              return f.replace('.java', '')
            # temporary hack to avoid all indentation-related tests
            else:
              add_skipped_test(f)
    print "couldn't find any more tests to run..."
  return 0

def run_next_test():
  tst = find_next_test()
  if tst:
    print 'testing:', tst
    res = call(getCmd(tst))
    if res:
      print tst, 'FAILED.'
    else:
      with open('testsRunSoFar', 'a') as f:
        f.write(tst + '\n')
      print tst, 'PASSED. adding it to list of tests already run'
      return 1
  return 0

open('skippedTests', 'w').close()
backup_found_list()
keep_going = 1
while keep_going:
  keep_going = run_next_test()