local helpers = require('test.functional.helpers')
local clear, feed, insert = helpers.clear, helpers.feed, helpers.insert
local eq, eval, execute, expect = helpers.eq, helpers.eval, helpers.execute, helpers.expect

describe('Test for delete()', function()
  before_each(clear)

  it('file delete', function()
    execute('split Xfile')
    execute("call setline(1, ['a', 'b'])")
    execute('wq')
    eq(eval("['a', 'b']"), eval("readfile('Xfile')"))
    eq(0, eval("delete('Xfile')"))
    eq(-1, eval("delete('Xfile')"))
  end)

  it('directory delete', function()
    execute("call mkdir('Xdir1')")
    eq(1, eval("isdirectory('Xdir1')"))
    eq(0, eval("delete('Xdir1', 'd')"))
    eq(0, eval("isdirectory('Xdir1')"))
    eq(-1, eval("delete('Xdir1', 'd')"))
  end)
  it('recursive delete', function()
    execute("call mkdir('Xdir1')")
    execute("call mkdir('Xdir1/subdir')")
    execute('split Xdir1/Xfile')
    execute("call setline(1, ['a', 'b'])")
    execute('w')
    execute('w Xdir1/subdir/Xfile')
    execute('close')

    eq(1, eval("isdirectory('Xdir1')"))
    eq(eval("['a', 'b']"), eval("readfile('Xdir1/Xfile')"))
    eq(1, eval("isdirectory('Xdir1/subdir')"))
    eq(eval("['a', 'b']"), eval("readfile('Xdir1/subdir/Xfile')"))
    eq(0, eval("delete('Xdir1', 'rf')"))
    eq(0, eval("isdirectory('Xdir1')"))
    eq(-1, eval("delete('Xdir1', 'd')"))
  end)
end)