/*!
 * Copyright (c) 2015, Salesforce.com, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * 3. Neither the name of Salesforce.com nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
'use strict';
var vows = require('vows');
var assert = require('assert');
var async = require('async');
var tough = require('../lib/cookie');
var Cookie = tough.Cookie;
var CookieJar = tough.CookieJar;

var atNow = Date.now();

function at(offset) {
  return {now: new Date(atNow + offset)};
}

vows
  .describe('CookieJar')
  .addBatch({
    "Setting a basic cookie": {
      topic: function () {
        var cj = new CookieJar();
        var c = Cookie.parse("a=b; Domain=example.com; Path=/");
        assert.strictEqual(c.hostOnly, null);
        assert.instanceOf(c.creation, Date);
        assert.strictEqual(c.lastAccessed, null);
        c.creation = new Date(Date.now() - 10000);
        cj.setCookie(c, 'http://example.com/index.html', this.callback);
      },
      "works": function (c) {
        assert.instanceOf(c, Cookie)
      }, // C is for Cookie, good enough for me
      "gets timestamped": function (c) {
        assert.ok(c.creation);
        assert.ok(Date.now() - c.creation.getTime() < 5000); // recently stamped
        assert.ok(c.lastAccessed);
        assert.equal(c.creation, c.lastAccessed);
        assert.equal(c.TTL(), Infinity);
        assert.ok(!c.isPersistent());
      }
    },
    "Setting a no-path cookie": {
      topic: function () {
        var cj = new CookieJar();
        var c = Cookie.parse("a=b; Domain=example.com");
        assert.strictEqual(c.hostOnly, null);
        assert.instanceOf(c.creation, Date);
        assert.strictEqual(c.lastAccessed, null);
        c.creation = new Date(Date.now() - 10000);
        cj.setCookie(c, 'http://example.com/index.html', this.callback);
      },
      "domain": function (c) {
        assert.equal(c.domain, 'example.com')
      },
      "path is /": function (c) {
        assert.equal(c.path, '/')
      },
      "path was derived": function (c) {
        assert.strictEqual(c.pathIsDefault, true)
      }
    },
    "Setting a cookie already marked as host-only": {
      topic: function () {
        var cj = new CookieJar();
        var c = Cookie.parse("a=b; Domain=example.com");
        assert.strictEqual(c.hostOnly, null);
        assert.instanceOf(c.creation, Date);
        assert.strictEqual(c.lastAccessed, null);
        c.creation = new Date(Date.now() - 10000);
        c.hostOnly = true;
        cj.setCookie(c, 'http://example.com/index.html', this.callback);
      },
      "domain": function (c) {
        assert.equal(c.domain, 'example.com')
      },
      "still hostOnly": function (c) {
        assert.strictEqual(c.hostOnly, true)
      }
    },
    "Setting a session cookie": {
      topic: function () {
        var cj = new CookieJar();
        var c = Cookie.parse("a=b");
        assert.strictEqual(c.path, null);
        cj.setCookie(c, 'http://www.example.com/dir/index.html', this.callback);
      },
      "works": function (c) {
        assert.instanceOf(c, Cookie)
      },
      "gets the domain": function (c) {
        assert.equal(c.domain, 'www.example.com')
      },
      "gets the default path": function (c) {
        assert.equal(c.path, '/dir')
      },
      "is 'hostOnly'": function (c) {
        assert.ok(c.hostOnly)
      }
    },
    "Setting wrong domain cookie": {
      topic: function () {
        var cj = new CookieJar();
        var c = Cookie.parse("a=b; Domain=fooxample.com; Path=/");
        cj.setCookie(c, 'http://example.com/index.html', this.callback);
      },
      "fails": function (err, c) {
        assert.ok(err.message.match(/domain/i));
        assert.ok(!c);
      }
    },
    "Setting sub-domain cookie": {
      topic: function () {
        var cj = new CookieJar();
        var c = Cookie.parse("a=b; Domain=www.example.com; Path=/");
        cj.setCookie(c, 'http://example.com/index.html', this.callback);
      },
      "fails": function (err, c) {
        assert.ok(err.message.match(/domain/i));
        assert.ok(!c);
      }
    },
    "Setting super-domain cookie": {
      topic: function () {
        var cj = new CookieJar();
        var c = Cookie.parse("a=b; Domain=example.com; Path=/");
        cj.setCookie(c, 'http://www.app.example.com/index.html', this.callback);
      },
      "success": function (err, c) {
        assert.ok(!err);
        assert.equal(c.domain, 'example.com');
      }
    },
    "Setting a sub-path cookie on a super-domain": {
      topic: function () {
        var cj = new CookieJar();
        var c = Cookie.parse("a=b; Domain=example.com; Path=/subpath");
        assert.strictEqual(c.hostOnly, null);
        assert.instanceOf(c.creation, Date);
        assert.strictEqual(c.lastAccessed, null);
        c.creation = new Date(Date.now() - 10000);
        cj.setCookie(c, 'http://www.example.com/index.html', this.callback);
      },
      "domain is super-domain": function (c) {
        assert.equal(c.domain, 'example.com')
      },
      "path is /subpath": function (c) {
        assert.equal(c.path, '/subpath')
      },
      "path was NOT derived": function (c) {
        assert.strictEqual(c.pathIsDefault, null)
      }
    },
    "Setting HttpOnly cookie over non-HTTP API": {
      topic: function () {
        var cj = new CookieJar();
        var c = Cookie.parse("a=b; Domain=example.com; Path=/; HttpOnly");
        cj.setCookie(c, 'http://example.com/index.html', {http: false}, this.callback);
      },
      "fails": function (err, c) {
        assert.match(err.message, /HttpOnly/i);
        assert.ok(!c);
      }
    }
  })
  .addBatch({
    "Store eight cookies": {
      topic: function () {
        var cj = new CookieJar();
        var ex = 'http://example.com/index.html';
        var tasks = [];
        tasks.push(function (next) {
          cj.setCookie('a=1; Domain=example.com; Path=/', ex, at(0), next);
        });
        tasks.push(function (next) {
          cj.setCookie('b=2; Domain=example.com; Path=/; HttpOnly', ex, at(1000), next);
        });
        tasks.push(function (next) {
          cj.setCookie('c=3; Domain=example.com; Path=/; Secure', ex, at(2000), next);
        });
        tasks.push(function (next) { // path
          cj.setCookie('d=4; Domain=example.com; Path=/foo', ex, at(3000), next);
        });
        tasks.push(function (next) { // host only
          cj.setCookie('e=5', ex, at(4000), next);
        });
        tasks.push(function (next) { // other domain
          cj.setCookie('f=6; Domain=nodejs.org; Path=/', 'http://nodejs.org', at(5000), next);
        });
        tasks.push(function (next) { // expired
          cj.setCookie('g=7; Domain=example.com; Path=/; Expires=Tue, 18 Oct 2011 00:00:00 GMT', ex, at(6000), next);
        });
        tasks.push(function (next) { // expired via Max-Age
          cj.setCookie('h=8; Domain=example.com; Path=/; Max-Age=1', ex, next);
        });
        var cb = this.callback;
        async.parallel(tasks, function (err, results) {
          setTimeout(function () {
            cb(err, cj, results);
          }, 2000); // so that 'h=8' expires
        });
      },
      "setup ok": function (err, cj, results) {
        assert.ok(!err);
        assert.ok(cj);
        assert.ok(results);
      },
      "then retrieving for http://nodejs.org": {
        topic: function (cj, oldResults) {
          assert.ok(oldResults);
          cj.getCookies('http://nodejs.org', this.callback);
        },
        "get a nodejs cookie": function (cookies) {
          assert.lengthOf(cookies, 1);
          var cookie = cookies[0];
          assert.equal(cookie.domain, 'nodejs.org');
        }
      },
      "then retrieving for https://example.com": {
        topic: function (cj, oldResults) {
          assert.ok(oldResults);
          cj.getCookies('https://example.com', {secure: true}, this.callback);
        },
        "get a secure example cookie with others": function (cookies) {
          var names = cookies.map(function (c) {
            return c.key
          });
          assert.deepEqual(names, ['a', 'b', 'c', 'e']);
        }
      },
      "then retrieving for https://example.com (missing options)": {
        topic: function (cj, oldResults) {
          assert.ok(oldResults);
          cj.getCookies('https://example.com', this.callback);
        },
        "get a secure example cookie with others": function (cookies) {
          var names = cookies.map(function (c) {
            return c.key
          });
          assert.deepEqual(names, ['a', 'b', 'c', 'e']);
        }
      },
      "then retrieving for http://example.com": {
        topic: function (cj, oldResults) {
          assert.ok(oldResults);
          cj.getCookies('http://example.com', this.callback);
        },
        "get a bunch of cookies": function (cookies) {
          var names = cookies.map(function (c) {
            return c.key
          });
          assert.deepEqual(names, ['a', 'b', 'e']);
        }
      },
      "then retrieving for http://EXAMPlE.com": {
        topic: function (cj, oldResults) {
          assert.ok(oldResults);
          cj.getCookies('http://EXAMPlE.com', this.callback);
        },
        "get a bunch of cookies": function (cookies) {
          var names = cookies.map(function (c) {
            return c.key
          });
          assert.deepEqual(names, ['a', 'b', 'e']);
        }
      },
      "then retrieving for http://example.com, non-HTTP": {
        topic: function (cj, oldResults) {
          assert.ok(oldResults);
          cj.getCookies('http://example.com', {http: false}, this.callback);
        },
        "get a bunch of cookies": function (cookies) {
          var names = cookies.map(function (c) {
            return c.key
          });
          assert.deepEqual(names, ['a', 'e']);
        }
      },
      "then retrieving for http://example.com/foo/bar": {
        topic: function (cj, oldResults) {
          assert.ok(oldResults);
          cj.getCookies('http://example.com/foo/bar', this.callback);
        },
        "get a bunch of cookies": function (cookies) {
          var names = cookies.map(function (c) {
            return c.key
          });
          assert.deepEqual(names, ['d', 'a', 'b', 'e']);
        }
      },
      "then retrieving for http://example.com as a string": {
        topic: function (cj, oldResults) {
          assert.ok(oldResults);
          cj.getCookieString('http://example.com', this.callback);
        },
        "get a single string": function (cookieHeader) {
          assert.equal(cookieHeader, "a=1; b=2; e=5");
        }
      },
      "then retrieving for http://example.com as a set-cookie header": {
        topic: function (cj, oldResults) {
          assert.ok(oldResults);
          cj.getSetCookieStrings('http://example.com', this.callback);
        },
        "get a single string": function (cookieHeaders) {
          assert.lengthOf(cookieHeaders, 3);
          assert.equal(cookieHeaders[0], "a=1; Domain=example.com; Path=/");
          assert.equal(cookieHeaders[1], "b=2; Domain=example.com; Path=/; HttpOnly");
          assert.equal(cookieHeaders[2], "e=5; Path=/");
        }
      },
      "then retrieving for http://www.example.com/": {
        topic: function (cj, oldResults) {
          assert.ok(oldResults);
          cj.getCookies('http://www.example.com/foo/bar', this.callback);
        },
        "get a bunch of cookies": function (cookies) {
          var names = cookies.map(function (c) {
            return c.key
          });
          assert.deepEqual(names, ['d', 'a', 'b']); // note lack of 'e'
        }
      }
    }
  })
  .addBatch({
    "Repeated names": {
      topic: function () {
        var cb = this.callback;
        var cj = new CookieJar();
        var ex = 'http://www.example.com/';
        var sc = cj.setCookie;
        var tasks = [];
        var now = Date.now();
        tasks.push(sc.bind(cj, 'aaaa=xxxx', ex, at(0)));
        tasks.push(sc.bind(cj, 'aaaa=1111; Domain=www.example.com', ex, at(1000)));
        tasks.push(sc.bind(cj, 'aaaa=2222; Domain=example.com', ex, at(2000)));
        tasks.push(sc.bind(cj, 'aaaa=3333; Domain=www.example.com; Path=/pathA', ex, at(3000)));
        async.series(tasks, function (err, results) {
          results = results.filter(function (e) {
            return e !== undefined
          });
          cb(err, {cj: cj, cookies: results, now: now});
        });
      },
      "all got set": function (err, t) {
        assert.lengthOf(t.cookies, 4);
      },
      "then getting 'em back": {
        topic: function (t) {
          var cj = t.cj;
          cj.getCookies('http://www.example.com/pathA', this.callback);
        },
        "there's just three": function (err, cookies) {
          var vals = cookies.map(function (c) {
            return c.value
          });
          // may break with sorting; sorting should put 3333 first due to longest path:
          assert.deepEqual(vals, ['3333', '1111', '2222']);
        }
      }
    }
  })
  .addBatch({
    "CookieJar setCookie errors": {
      "public-suffix domain": {
        topic: function () {
          var cj = new CookieJar();
          cj.setCookie('i=9; Domain=kyoto.jp; Path=/', 'kyoto.jp', this.callback);
        },
        "errors": function (err, cookie) {
          assert.ok(err);
          assert.ok(!cookie);
          assert.match(err.message, /public suffix/i);
        }
      },
      "wrong domain": {
        topic: function () {
          var cj = new CookieJar();
          cj.setCookie('j=10; Domain=google.com; Path=/', 'http://google.ca', this.callback);
        },
        "errors": function (err, cookie) {
          assert.ok(err);
          assert.ok(!cookie);
          assert.match(err.message, /not in this host's domain/i);
        }
      },
      "old cookie is HttpOnly": {
        topic: function () {
          var cb = this.callback;
          var next = function (err, c) {
            c = null;
            return cb(err, cj);
          };
          var cj = new CookieJar();
          cj.setCookie('k=11; Domain=example.ca; Path=/; HttpOnly', 'http://example.ca', {http: true}, next);
        },
        "initial cookie is set": function (err, cj) {
          assert.ok(!err);
          assert.ok(cj);
        },
        "but when trying to overwrite": {
          topic: function (cj) {
            var cb = this.callback;
            var next = function (err, c) {
              c = null;
              cb(null, err);
            };
            cj.setCookie('k=12; Domain=example.ca; Path=/', 'http://example.ca', {http: false}, next);
          },
          "it's an error": function (err) {
            assert.ok(err);
          },
          "then, checking the original": {
            topic: function (ignored, cj) {
              assert.ok(cj instanceof CookieJar);
              cj.getCookies('http://example.ca', {http: true}, this.callback);
            },
            "cookie has original value": function (err, cookies) {
              assert.equal(err, null);
              assert.lengthOf(cookies, 1);
              assert.equal(cookies[0].value, 11);
            }
          }
        }
      },
      "similar to public suffix": {
        topic: function () {
          var cj = new CookieJar();
          var url = 'http://www.foonet.net';
          assert.isTrue(cj.rejectPublicSuffixes);
          cj.setCookie('l=13; Domain=foonet.net; Path=/', url, this.callback);
        },
        "doesn't error": function (err, cookie) {
          assert.ok(!err);
          assert.ok(cookie);
        }
      }
    }
  })
  .export(module);