Started to add some tests for VPack externals in AQL.

js/server/tests/aql/aql-vpack-externals.js

@@ -0,0 +1,115 @@
+/*jshint globalstrict:false, strict:false, sub: true, maxlen: 500 */
+/*global assertEqual, assertTrue, fail */
+
+////////////////////////////////////////////////////////////////////////////////
+/// @brief tests for query language, graph functions
+///
+/// @file
+///
+/// DISCLAIMER
+///
+/// Copyright 2010-2012 triagens GmbH, Cologne, Germany
+///
+/// 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.
+///
+/// Copyright holder is triAGENS GmbH, Cologne, Germany
+///
+/// @author Michael Hackstein
+/// @author Copyright 2015, ArangoDB GmbH, Cologne, Germany
+////////////////////////////////////////////////////////////////////////////////
+
+var jsunity = require("jsunity");
+var db = require("@arangodb").db;
+
+////////////////////////////////////////////////////////////////////////////////
+/// @brief test suite for VelocyPack Externals
+////////////////////////////////////////////////////////////////////////////////
+
+function aqlVPackExternalsTestSuite () {
+
+  const collName = "UnitTestsVPackExternals";
+  const cleanUp = function () {
+    db._drop(collName);
+  };
+  var coll;
+
+  return {
+
+    setUp: function () {
+      cleanUp();
+      coll = db._create(collName);
+
+      for (var i = 1000; i < 5000; ++i) {
+        coll.save({_key: "test" + i});
+      }
+    },
+
+    tearDown: cleanUp,
+
+    testPlainExternal: function () {
+      const query = `FOR x IN ${collName} SORT x._key RETURN x`;
+      const cursor = db._query(query);
+      for (let i = 1000; i < 5000; ++i) {
+        assertTrue(cursor.hasNext());
+        let n = cursor.next();
+        assertEqual(n._key, "test" + i);
+      }
+    },
+
+    testExternalInArray: function () {
+      const query = `FOR x IN ${collName} SORT x._key RETURN [x, x, x]`;
+      const cursor = db._query(query);
+      for (let i = 1000; i < 5000; ++i) {
+        assertTrue(cursor.hasNext());
+        let n = cursor.next();
+        assertEqual(n[0]._key, "test" + i);
+        assertEqual(n[1]._key, "test" + i);
+        assertEqual(n[2]._key, "test" + i);
+      }
+    },
+
+    testExternalInMixedArray: function () {
+      const query = `FOR x IN ${collName} SORT x._key RETURN [5, x, x._key]`;
+      const cursor = db._query(query);
+      for (let i = 1000; i < 5000; ++i) {
+        assertTrue(cursor.hasNext());
+        let n = cursor.next();
+        assertEqual(n[1]._key, "test" + i);
+      }
+    },
+
+    testExternalInObject: function () {
+      const query = `FOR x IN ${collName} SORT x._key RETURN {doc: x}`;
+      const cursor = db._query(query);
+      for (let i = 1000; i < 5000; ++i) {
+        assertTrue(cursor.hasNext());
+        let n = cursor.next();
+        assertEqual(n.doc._key, "test" + i);
+      }
+    },
+
+    testExternalNested: function () {
+      const query = `FOR x IN ${collName} SORT x._key RETURN [5, {doc: [x]}]`;
+      const cursor = db._query(query);
+      for (let i = 1000; i < 5000; ++i) {
+        assertTrue(cursor.hasNext());
+        let n = cursor.next();
+        assertEqual(n[1].doc[0]._key, "test" + i);
+      }
+    }
+  };
+
+}
+
+jsunity.run(aqlVPackExternalsTestSuite);
+return jsunity.done();