text: '''
  Licensed to the Apache Software Foundation (ASF) under one
  or more contributor license agreements.  See the NOTICE file
  distributed with this work for additional information
  regarding copyright ownership.  The ASF licenses this file
  to you under the Apache License, Version 2.0 (the
  "License"); you may not use this file except in compliance
  with the License.  You may obtain a copy of the License at
  
  http://www.apache.org/licenses/LICENSE-2.0
  
  Unless required by applicable law or agreed to in writing,
  software distributed under the License is distributed on an
  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  KIND, either express or implied.  See the License for the
  specific language governing permissions and limitations
  under the License.
  '''
  
  import pexpect
  
  
  class TestConsole(object):
  
      # the base command must pass -C because if colors are enabled pexpect gets garbled input and tests won't pass
      gremlinsh = "bash gremlin-console/bin/gremlin.sh -C "
  
      def test_basic_console_operations(self):
          child = pexpect.spawn(TestConsole.gremlinsh)
          TestConsole._expect_gremlin_header(child)
          TestConsole._send(child, "1-1")
          child.expect("==>0\r\n")
          TestConsole._expect_prompt(child)
          TestConsole._close(child)
  
      def test_just_dash_i(self):
          child = pexpect.spawn(TestConsole.gremlinsh + "-i x.script")
          TestConsole._expect_gremlin_header(child)
          TestConsole._send(child, "x")
          child.expect("==>2\r\n")
          TestConsole._expect_prompt(child)
          TestConsole._close(child)
  
      def test_dash_i_with_args(self):
          child = pexpect.spawn(TestConsole.gremlinsh + "-i y.script 1 2 3")
          TestConsole._expect_gremlin_header(child)
          TestConsole._send(child, "y")
          child.expect("==>6\r\n")
          TestConsole._expect_prompt(child)
          TestConsole._close(child)
  
      def test_dash_i_multiple_scripts(self):
          child = pexpect.spawn(TestConsole.gremlinsh + "-i y.script 1 2 3 -i x.script -i \"z.script x -i --color -D\"")
          TestConsole._expect_gremlin_header(child)
          TestConsole._send(child, "y")
          child.expect("==>6\r\n")
          TestConsole._expect_prompt(child)
          TestConsole._send(child, "x")
          child.expect("==>2\r\n")
          TestConsole._expect_prompt(child)
          TestConsole._send(child, "z")
          child.expect("==>argument=\[x, -i, --color, -D\]\r\n")
          TestConsole._expect_prompt(child)
          TestConsole._close(child)
  
      def test_just_dash_e(self):
          child = pexpect.spawn(TestConsole.gremlinsh + "-e x-printed.script")
          child.expect("2\r\n")
          TestConsole._close(child)
  
      def test_dash_e_with_args(self):
          child = pexpect.spawn(TestConsole.gremlinsh + "-e y-printed.script 1 2 3")
          child.expect("6\r\n")
          TestConsole._close(child)
  
      def test_dash_e_multiple_scripts(self):
          child = pexpect.spawn(TestConsole.gremlinsh + "-e y-printed.script 1 2 3 -e x-printed.script -e \"z-printed.script x -e --color -D\"")
          child.expect("6\r\n")
          child.expect("2\r\n")
          child.expect("argument=\[x, -e, --color, -D\]\r\n")
          TestConsole._close(child)
  
      def test_no_mix_dash_i_and_dash_e(self):
          child = pexpect.spawn(TestConsole.gremlinsh + "-i y.script 1 2 3 -i x.script -e \"z.script x -i --color -D\"")
          child.expect("-i and -e options are mutually exclusive - provide one or the other")
          child.expect(pexpect.EOF)
  
      @staticmethod
      def _expect_gremlin_header(child):
          # skip/read the Gremlin graphics
          child.expect("\r\n")
          child.expect(["plugin activated: tinkerpop.server", "plugin activated: tinkerpop.utilities", "plugin activated: tinkerpop.tinkergraph"])
          child.expect(["plugin activated: tinkerpop.server", "plugin activated: tinkerpop.utilities", "plugin activated: tinkerpop.tinkergraph"])
          child.expect(["plugin activated: tinkerpop.server", "plugin activated: tinkerpop.utilities", "plugin activated: tinkerpop.tinkergraph"])
          TestConsole._expect_prompt(child)
  
      @staticmethod
      def _send(child, line):
          child.sendline(line)
          child.expect(line + "\r\n")
  
      @staticmethod
      def _expect_prompt(child):
          child.expect("gremlin> ")
  
      @staticmethod
      def _close(child):
          child.sendline(":x")
  