#!/usr/bin/env python

# Copyright (c) 2002 Trent Mick
# 
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
# 
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
# CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

"""Test px.py's interface to 'p4 diff'."""

import os
import sys
import unittest
import re
import pprint

import testsupport
from p4lib import P4, P4LibError


class DiffTestCase(unittest.TestCase):
    def test_list_new_files(self):
        p4 = P4()
        top = os.getcwd()
        andrew = testsupport.users['andrew']
        fname = 'test_list_new_files.txt'

        try:
            os.chdir(andrew['home'])
            fout = open(fname, 'w')
            for i in range(10): fout.write('line %d\n' % i)
            fout.close()
            p4.add(fname)
            argv = ['px', 'diff', '-sn', './...']
            output, error, retval = testsupport.run(argv)

            files = [f[:-1] for f in output] # drop newlines
            self.failUnless(os.path.abspath(fname) in files)
            self.failIf(error)
            self.failIf(retval)

            # cleanup
            p4.revert(fname)
        finally:
            os.chdir(top)

    def test_same_as_p4_1(self):
        p4 = P4()
        top = os.getcwd()
        andrew = testsupport.users['andrew']
        fname = 'test_same_as_p4_1.txt'

        try:
            os.chdir(andrew['home'])
            
            # Make first version of a file.
            fout = open(fname, 'w')
            for i in range(10): fout.write('line %d\n' % i)
            fout.close()
            p4.add(fname)
            p4.submit(fname, "for test_same_as_p4_1")

            # Make an edit to be able to compare the diffs.
            p4.edit(fname)
            fout = open(fname, 'a')
            fout.write("another line\n")
            fout.close()
            
            pxArgv = ['px', 'diff', '-du', './...']
            pxOutput, pxError, pxRetval = testsupport.run(pxArgv)
            p4Argv = ['p4', 'diff', '-du', './...']
            p4Output, p4Error, p4Retval = testsupport.run(p4Argv)

            self.failUnless(pxOutput == p4Output,
                "Output from running %s was not the same as %s. This %r "\
                "vs this %r." % (pxArgv, p4Argv, pxOutput, p4Output))
            self.failUnless(pxError == p4Error,
                "Error from running %s was not the same as %s. This %r "\
                "vs this %r." % (pxArgv, p4Argv, pxError, p4Error))
            self.failUnless(pxRetval == p4Retval,
                "Retval from running %s was not the same as %s. This %r "\
                "vs this %r." % (pxArgv, p4Argv, pxRetval, p4Retval))

            # cleanup
            p4.revert(fname)
        finally:
            os.chdir(top)


def suite():
    """Return a unittest.TestSuite to be used by test.py."""
    return unittest.makeSuite(DiffTestCase)