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// Licensed 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.

couchTests.view_include_docs = function(debug) {
  var db = new CouchDB("test_suite_db");
  db.deleteDb();
  db.createDb();
  if (debug) debugger;

  var docs = makeDocs(0, 100);
  db.bulkSave(docs);

  var designDoc = {
    _id:"_design/test",
    language: "javascript",
    views: {
      all_docs: {
        map: "function(doc) { emit(doc.integer, doc.string) }"
      },
      with_prev: {
        map: "function(doc){if(doc.prev) emit(doc._id,{'_rev':doc.prev}); else emit(doc._id,{'_rev':doc._rev});}"
      },
      summate: {
        map:"function (doc) {emit(doc.integer, doc.integer)};",
        reduce:"function (keys, values) { return sum(values); };"
      }
    }
  }
  T(db.save(designDoc).ok);

  var resp = db.view('test/all_docs', {include_docs: true, limit: 2});
  T(resp.rows.length == 2);
  T(resp.rows[0].id == "0");
  T(resp.rows[0].doc._id == "0");
  T(resp.rows[1].id == "1");
  T(resp.rows[1].doc._id == "1");

  resp = db.view('test/all_docs', {include_docs: true}, [29, 74]);
  T(resp.rows.length == 2);
  T(resp.rows[0].doc._id == "29");
  T(resp.rows[1].doc.integer == 74);

  resp = db.allDocs({limit: 2, skip: 1, include_docs: true});
  T(resp.rows.length == 2);
  T(resp.rows[0].doc.integer == 1);
  T(resp.rows[1].doc.integer == 10);

  resp = db.allDocs({include_docs: true}, ['not_a_doc']);
  T(resp.rows.length == 1);
  T(!resp.rows[0].doc);

  resp = db.allDocs({include_docs: true}, ["1", "foo"]);
  T(resp.rows.length == 2);
  T(resp.rows[0].doc.integer == 1);
  T(!resp.rows[1].doc);

  resp = db.allDocs({include_docs: true, limit: 0});
  T(resp.rows.length == 0);

  // No reduce support
  try {
      resp = db.view('test/summate', {include_docs: true});
      alert(JSON.stringify(resp));
      T(0==1);
  } catch (e) {
      T(e.error == 'query_parse_error');
  }

  // Reduce support when reduce=false
  resp = db.view('test/summate', {reduce: false, include_docs: true});
  T(resp.rows.length == 100);

  // Check emitted _rev controls things
  resp = db.allDocs({include_docs: true}, ["0"]);
  var before = resp.rows[0].doc;
  var after = db.open("0");
  after.integer = 100
  after.prev = after._rev;
  db.save(after);
  after = db.open("0");
  T(after._rev != after.prev);
  T(after.integer == 100);

  // should emit the previous revision
  resp = db.view("test/with_prev", {include_docs: true}, ["0"]);
  T(resp.rows[0].doc._id == "0");
  T(resp.rows[0].doc._rev == before._rev);
  T(!resp.rows[0].doc.prev);
  T(resp.rows[0].doc.integer == 0);

  var xhr = CouchDB.request("POST", "/test_suite_db/_compact");
  T(xhr.status == 202)
  while (db.info().compact_running) {}

  resp = db.view("test/with_prev", {include_docs: true}, ["0", "23"]);
  T(resp.rows.length == 2);
  T(resp.rows[0].key == "0");
  T(resp.rows[0].id == "0");
  T(!resp.rows[0].doc);
  T(resp.rows[0].error == "missing");
  T(resp.rows[1].doc.integer == 23);
};