1 files changed, 162 insertions, 0 deletions
diff --git a/rel/overlay/share/www/script/test/view_errors.js b/rel/overlay/share/www/script/test/view_errors.js
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+++ b/rel/overlay/share/www/script/test/view_errors.js
@@ -0,0 +1,162 @@
+// 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_errors = function(debug) {
+  var db = new CouchDB("test_suite_db", {"X-Couch-Full-Commit":"true"});
+  db.deleteDb();
+  db.createDb();
+  if (debug) debugger;
+
+  run_on_modified_server(
+    [{section: "couchdb",
+      key: "os_process_timeout",
+      value: "500"}],
+    function() {
+      var doc = {integer: 1, string: "1", array: [1, 2, 3]};
+      T(db.save(doc).ok);
+
+      // emitting a key value that is undefined should result in that row
+      // being included in the view results as null
+      var results = db.query(function(doc) {
+        emit(doc.undef, null);
+      });
+      T(results.total_rows == 1);
+      T(results.rows[0].key == null);
+
+      // if a view function throws an exception, its results are not included in
+      // the view index, but the view does not itself raise an error
+      var results = db.query(function(doc) {
+        doc.undef(); // throws an error
+      });
+      T(results.total_rows == 0);
+
+      // if a view function includes an undefined value in the emitted key or
+      // value, it is treated as null
+      var results = db.query(function(doc) {
+        emit([doc._id, doc.undef], null);
+      });
+      T(results.total_rows == 1);
+      T(results.rows[0].key[1] == null);
+      
+      // querying a view with invalid params should give a resonable error message
+      var xhr = CouchDB.request("POST", "/test_suite_db/_temp_view?startkey=foo", {
+        headers: {"Content-Type": "application/json"},
+        body: JSON.stringify({language: "javascript",
+          map : "function(doc){emit(doc.integer)}"
+        })
+      });
+      T(JSON.parse(xhr.responseText).error == "bad_request");
+
+      // content type must be json
+      var xhr = CouchDB.request("POST", "/test_suite_db/_temp_view", {
+        headers: {"Content-Type": "application/x-www-form-urlencoded"},
+        body: JSON.stringify({language: "javascript",
+          map : "function(doc){}"
+        })
+      });
+      T(xhr.status == 415);
+
+      var map = function (doc) {emit(doc.integer, doc.integer);};
+
+      try {
+          db.query(map, null, {group: true});
+          T(0 == 1);
+      } catch(e) {
+          T(e.error == "query_parse_error");
+      }
+
+      // reduce=false on map views doesn't work, so group=true will
+      // never throw for temp reduce views.
+
+      var designDoc = {
+        _id:"_design/test",
+        language: "javascript",
+        views: {
+          "no_reduce": {map:"function(doc) {emit(doc._id, null);}"},
+          "with_reduce": {
+            map:"function (doc) {emit(doc.integer, doc.integer)};",
+            reduce:"function (keys, values) { return sum(values); };"}
+        }
+      };
+      T(db.save(designDoc).ok);
+
+      var designDoc2 = {
+        _id:"_design/testbig",
+        language: "javascript",
+        views: {
+          "reduce_too_big"  : {
+            map:"function (doc) {emit(doc.integer, doc.integer)};",
+            reduce:"function (keys, values) { var chars = []; for (var i=0; i < 1000; i++) {chars.push('wazzap');};return chars; };"}
+        }
+      };
+      T(db.save(designDoc2).ok);
+
+      try {
+          db.view("test/no_reduce", {group: true});
+          T(0 == 1);
+      } catch(e) {
+          T(e.error == "query_parse_error");
+      }
+
+      try {
+        db.view("test/no_reduce", {reduce: true});
+        T(0 == 1);
+      } catch(e) {
+        T(db.last_req.status == 400);
+        T(e.error == "query_parse_error");
+      }
+
+      try {
+          db.view("test/with_reduce", {group: true, reduce: false});
+          T(0 == 1);
+      } catch(e) {
+          T(e.error == "query_parse_error");
+      }
+
+      var designDoc3 = {
+        _id:"_design/infinite",
+        language: "javascript",
+        views: {
+          "infinite_loop" :{map:"function(doc) {while(true){emit(doc,doc);}};"}
+        }
+      };
+      T(db.save(designDoc3).ok);
+
+      try {
+          db.view("infinite/infinite_loop");
+          T(0 == 1);
+      } catch(e) {
+          T(e.error == "os_process_error");
+      }
+
+      // Check error responses for invalid multi-get bodies.
+      var path = "/test_suite_db/_design/test/_view/no_reduce";
+      var xhr = CouchDB.request("POST", path, {body: "[]"});
+      T(xhr.status == 400);
+      result = JSON.parse(xhr.responseText);
+      T(result.error == "bad_request");
+      T(result.reason == "Request body must be a JSON object");
+      var data = "{\"keys\": 1}";
+      xhr = CouchDB.request("POST", path, {body:data});
+      T(xhr.status == 400);
+      result = JSON.parse(xhr.responseText);
+      T(result.error == "bad_request");
+      T(result.reason == "`keys` member must be a array.");
+
+      // if the reduce grows to fast, throw an overflow error
+      var path = "/test_suite_db/_design/testbig/_view/reduce_too_big";
+      xhr = CouchDB.request("GET", path);
+      T(xhr.status == 500);
+      result = JSON.parse(xhr.responseText);
+      T(result.error == "reduce_overflow_error");
+    });
+};