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// Copyright Joyent, Inc. and other Node contributors.
//
// 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, TORT OR
// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
// USE OR OTHER DEALINGS IN THE SOFTWARE.
var common = require('../common');
var assert = require('assert');
var constants = require('constants');
var fs = require('fs');
var O_APPEND = constants.O_APPEND || 0;
var O_CREAT = constants.O_CREAT || 0;
var O_DIRECTORY = constants.O_DIRECTORY || 0;
var O_EXCL = constants.O_EXCL || 0;
var O_NOCTTY = constants.O_NOCTTY || 0;
var O_NOFOLLOW = constants.O_NOFOLLOW || 0;
var O_RDONLY = constants.O_RDONLY || 0;
var O_RDWR = constants.O_RDWR || 0;
var O_SYMLINK = constants.O_SYMLINK || 0;
var O_SYNC = constants.O_SYNC || 0;
var O_TRUNC = constants.O_TRUNC || 0;
var O_WRONLY = constants.O_WRONLY || 0;
assert.equal(fs._stringToFlags('r'), O_RDONLY);
assert.equal(fs._stringToFlags('r+'), O_RDWR);
assert.equal(fs._stringToFlags('w'), O_TRUNC|O_CREAT|O_WRONLY);
assert.equal(fs._stringToFlags('w+'), O_TRUNC|O_CREAT|O_RDWR);
assert.equal(fs._stringToFlags('a'), O_APPEND|O_CREAT|O_WRONLY);
assert.equal(fs._stringToFlags('a+'), O_APPEND|O_CREAT|O_RDWR);
assert.equal(fs._stringToFlags('wx'), O_TRUNC|O_CREAT|O_WRONLY|O_EXCL);
assert.equal(fs._stringToFlags('xw'), O_TRUNC|O_CREAT|O_WRONLY|O_EXCL);
assert.equal(fs._stringToFlags('wx+'), O_TRUNC|O_CREAT|O_RDWR|O_EXCL);
assert.equal(fs._stringToFlags('xw+'), O_TRUNC|O_CREAT|O_RDWR|O_EXCL);
assert.equal(fs._stringToFlags('ax'), O_APPEND|O_CREAT|O_WRONLY|O_EXCL);
assert.equal(fs._stringToFlags('xa'), O_APPEND|O_CREAT|O_WRONLY|O_EXCL);
assert.equal(fs._stringToFlags('ax+'), O_APPEND|O_CREAT|O_RDWR|O_EXCL);
assert.equal(fs._stringToFlags('xa+'), O_APPEND|O_CREAT|O_RDWR|O_EXCL);
('+ +a +r +w rw wa war raw r++ a++ w++' +
'x +x x+ rx rx+ wxx wax xwx xxx').split(' ').forEach(function(flags) {
assert.throws(function() { fs._stringToFlags(flags); });
});
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