1 files changed, 138 insertions, 0 deletions
diff --git a/rel/overlay/share/www/script/test/view_multi_key_design.js b/rel/overlay/share/www/script/test/view_multi_key_design.js
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@@ -0,0 +1,138 @@
+// 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_multi_key_design = function(debug) {
+  var db = new CouchDB("test_suite_db", {"X-Couch-Full-Commit":"false"});
+  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) }"
+      },
+      multi_emit: {
+        map: "function(doc) {for(var i = 0 ; i < 3 ; i++) { emit(i, doc.integer) ; } }"
+      },
+      summate: {
+        map:"function (doc) {emit(doc.integer, doc.integer)};",
+        reduce:"function (keys, values) { return sum(values); };"
+      }
+    }
+  }
+  T(db.save(designDoc).ok);
+
+  // Test that missing keys work too
+  var keys = [101,30,15,37,50]
+  var reduce = db.view("test/summate",{group:true},keys).rows;
+  T(reduce.length == keys.length-1); // 101 is missing
+  for(var i=0; i<reduce.length; i++) {
+    T(keys.indexOf(reduce[i].key) != -1);
+    T(reduce[i].key == reduce[i].value);
+  }
+
+  // First, the goods:
+  var keys = [10,15,30,37,50];
+  var rows = db.view("test/all_docs",{},keys).rows;
+  for(var i=0; i<rows.length; i++) {
+    T(keys.indexOf(rows[i].key) != -1);
+    T(rows[i].key == rows[i].value);
+  }
+
+  var reduce = db.view("test/summate",{group:true},keys).rows;
+  T(reduce.length == keys.length);
+  for(var i=0; i<reduce.length; i++) {
+    T(keys.indexOf(reduce[i].key) != -1);
+    T(reduce[i].key == reduce[i].value);
+  }
+
+  // Test that invalid parameter combinations get rejected
+  var badargs = [{startkey:0}, {endkey:0}, {key: 0}, {group_level: 2}];
+  for(var i in badargs)
+  {
+      try {
+          db.view("test/all_docs",badargs[i],keys);
+          T(0==1);
+      } catch (e) {
+          T(e.error == "query_parse_error");
+      }
+  }
+
+  try {
+      db.view("test/summate",{},keys);
+      T(0==1);
+  } catch (e) {
+      T(e.error == "query_parse_error");
+  }
+
+  // Test that a map & reduce containing func support keys when reduce=false
+  resp = db.view("test/summate", {reduce: false}, keys);
+  T(resp.rows.length == 5);
+
+  // Check that limiting by startkey_docid and endkey_docid get applied
+  // as expected.
+  var curr = db.view("test/multi_emit", {startkey_docid: 21, endkey_docid: 23}, [0, 2]).rows;
+  var exp_key = [ 0,  0,  0,  2,  2,  2] ;
+  var exp_val = [21, 22, 23, 21, 22, 23] ;
+  T(curr.length == 6);
+  for( var i = 0 ; i < 6 ; i++)
+  {
+      T(curr[i].key == exp_key[i]);
+      T(curr[i].value == exp_val[i]);
+  }
+
+  // Check limit works
+  curr = db.view("test/all_docs", {limit: 1}, keys).rows;
+  T(curr.length == 1);
+  T(curr[0].key == 10);
+
+  // Check offset works
+  curr = db.view("test/multi_emit", {skip: 1}, [0]).rows;
+  T(curr.length == 99);
+  T(curr[0].value == 1);
+
+  // Check that dir works
+  curr = db.view("test/multi_emit", {descending: "true"}, [1]).rows;
+  T(curr.length == 100);
+  T(curr[0].value == 99);
+  T(curr[99].value == 0);
+
+  // Check a couple combinations
+  curr = db.view("test/multi_emit", {descending: "true", skip: 3, limit: 2}, [2]).rows;
+  T(curr.length, 2);
+  T(curr[0].value == 96);
+  T(curr[1].value == 95);
+
+  curr = db.view("test/multi_emit", {skip: 2, limit: 3, startkey_docid: "13"}, [0]).rows;
+  T(curr.length == 3);
+  T(curr[0].value == 15);
+  T(curr[1].value == 16);
+  T(curr[2].value == 17);
+
+  curr = db.view("test/multi_emit",
+          {skip: 1, limit: 5, startkey_docid: "25", endkey_docid: "27"}, [1]).rows;
+  T(curr.length == 2);
+  T(curr[0].value == 26);
+  T(curr[1].value == 27);
+
+  curr = db.view("test/multi_emit",
+          {skip: 1, limit: 5, startkey_docid: "28", endkey_docid: "26", descending: "true"}, [1]).rows;
+  T(curr.length == 2);
+  T(curr[0].value == 27);
+  T(curr[1].value == 26);
+};