Add appengine/gcloud/mustache dependencies.

pkg/gcloud/test/db/properties_test.dart

+// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+library gcloud.db.properties_test;
+
+import 'dart:typed_data';
+
+import 'package:gcloud/db.dart';
+import 'package:gcloud/datastore.dart' as datastore;
+import 'package:unittest/unittest.dart';
+
+main() {
+  group('properties', () {
+    test('bool_property', () {
+      var prop = const BoolProperty(required: true);
+      expect(prop.validate(null, null), isFalse);
+
+      prop = const BoolProperty(required: false);
+      expect(prop.validate(null, null), isTrue);
+      expect(prop.validate(null, true), isTrue);
+      expect(prop.validate(null, false), isTrue);
+      expect(prop.encodeValue(null, null), equals(null));
+      expect(prop.encodeValue(null, true), equals(true));
+      expect(prop.encodeValue(null, false), equals(false));
+      expect(prop.decodePrimitiveValue(null, null), equals(null));
+      expect(prop.decodePrimitiveValue(null, true), equals(true));
+      expect(prop.decodePrimitiveValue(null, false), equals(false));
+    });
+
+    test('int_property', () {
+      var prop = const IntProperty(required: true);
+      expect(prop.validate(null, null), isFalse);
+
+      prop = const IntProperty(required: false);
+      expect(prop.validate(null, null), isTrue);
+      expect(prop.validate(null, 33), isTrue);
+      expect(prop.encodeValue(null, null), equals(null));
+      expect(prop.encodeValue(null, 42), equals(42));
+      expect(prop.decodePrimitiveValue(null, null), equals(null));
+      expect(prop.decodePrimitiveValue(null, 99), equals(99));
+    });
+
+    test('double_property', () {
+      var prop = const DoubleProperty(required: true);
+      expect(prop.validate(null, null), isFalse);
+
+      prop = const DoubleProperty(required: false);
+      expect(prop.validate(null, null), isTrue);
+      expect(prop.validate(null, 33.0), isTrue);
+      expect(prop.encodeValue(null, null), equals(null));
+      expect(prop.encodeValue(null, 42.3), equals(42.3));
+      expect(prop.decodePrimitiveValue(null, null), equals(null));
+      expect(prop.decodePrimitiveValue(null, 99.1), equals(99.1));
+    });
+
+    test('string_property', () {
+      var prop = const StringProperty(required: true);
+      expect(prop.validate(null, null), isFalse);
+
+      prop = const StringProperty(required: false);
+      expect(prop.validate(null, null), isTrue);
+      expect(prop.validate(null, 'foobar'), isTrue);
+      expect(prop.encodeValue(null, null), equals(null));
+      expect(prop.encodeValue(null, 'foo'), equals('foo'));
+      expect(prop.decodePrimitiveValue(null, null), equals(null));
+      expect(prop.decodePrimitiveValue(null, 'bar'), equals('bar'));
+    });
+
+    test('blob_property', () {
+      var prop = const BlobProperty(required: true);
+      expect(prop.validate(null, null), isFalse);
+
+      prop = const BlobProperty(required: false);
+      expect(prop.validate(null, null), isTrue);
+      expect(prop.validate(null, [1,2]), isTrue);
+      expect(prop.encodeValue(null, null), equals(null));
+      expect(prop.encodeValue(null, []).bytes, equals([]));
+      expect(prop.encodeValue(null, [1,2]).bytes, equals([1,2]));
+      expect(prop.encodeValue(null, new Uint8List.fromList([1,2])).bytes,
+             equals([1,2]));
+      expect(prop.decodePrimitiveValue(null, null), equals(null));
+      expect(prop.decodePrimitiveValue(null, new datastore.BlobValue([])),
+          equals([]));
+      expect(prop.decodePrimitiveValue(null, new datastore.BlobValue([5,6])),
+          equals([5,6]));
+      expect(prop.decodePrimitiveValue(
+          null, new datastore.BlobValue(new Uint8List.fromList([5,6]))),
+             equals([5,6]));
+    });
+
+    test('datetime_property', () {
+      var utc99 = new DateTime.fromMillisecondsSinceEpoch(99, isUtc: true);
+
+      var prop = const DateTimeProperty(required: true);
+      expect(prop.validate(null, null), isFalse);
+
+      prop = const DateTimeProperty(required: false);
+      expect(prop.validate(null, null), isTrue);
+      expect(prop.validate(null, utc99), isTrue);
+      expect(prop.encodeValue(null, null), equals(null));
+      expect(prop.encodeValue(null, utc99), equals(utc99));
+      expect(prop.decodePrimitiveValue(null, null), equals(null));
+      expect(prop.decodePrimitiveValue(null, 99*1000), equals(utc99));
+      expect(prop.decodePrimitiveValue(null, 99*1000 + 1), equals(utc99));
+      expect(prop.decodePrimitiveValue(null, utc99), equals(utc99));
+    });
+
+    test('list_property', () {
+      var prop = const ListProperty(const BoolProperty());
+
+      expect(prop.validate(null, null), isFalse);
+      expect(prop.validate(null, []), isTrue);
+      expect(prop.validate(null, [true]), isTrue);
+      expect(prop.validate(null, [true, false]), isTrue);
+      expect(prop.validate(null, [true, false, 1]), isFalse);
+      expect(prop.encodeValue(null, []), equals(null));
+      expect(prop.encodeValue(null, [true]), equals(true));
+      expect(prop.encodeValue(null, [true, false]), equals([true, false]));
+      expect(prop.decodePrimitiveValue(null, null), equals([]));
+      expect(prop.decodePrimitiveValue(null, []), equals([]));
+      expect(prop.decodePrimitiveValue(null, true), equals([true]));
+      expect(prop.decodePrimitiveValue(null, [true, false]),
+             equals([true, false]));
+    });
+
+    test('composed_list_property', () {
+      var prop = const ListProperty(const CustomProperty());
+
+      var c1 = new Custom()..customValue = 'c1';
+      var c2 = new Custom()..customValue = 'c2';
+
+      expect(prop.validate(null, null), isFalse);
+      expect(prop.validate(null, []), isTrue);
+      expect(prop.validate(null, [c1]), isTrue);
+      expect(prop.validate(null, [c1, c2]), isTrue);
+      expect(prop.validate(null, [c1, c2, 1]), isFalse);
+      expect(prop.encodeValue(null, []), equals(null));
+      expect(prop.encodeValue(null, [c1]), equals(c1.customValue));
+      expect(prop.encodeValue(null, [c1, c2]),
+             equals([c1.customValue, c2.customValue]));
+      expect(prop.decodePrimitiveValue(null, null), equals([]));
+      expect(prop.decodePrimitiveValue(null, []), equals([]));
+      expect(prop.decodePrimitiveValue(null, c1.customValue), equals([c1]));
+      expect(prop.decodePrimitiveValue(null, [c1.customValue, c2.customValue]),
+             equals([c1, c2]));
+    });
+
+    test('modelkey_property', () {
+      var datastoreKey = new datastore.Key(
+          [new datastore.KeyElement('MyKind', 42)],
+          partition: new datastore.Partition('foonamespace'));
+      var dbKey = new KeyMock(datastoreKey);
+      var modelDBMock = new ModelDBMock(datastoreKey, dbKey);
+
+      var prop = const ModelKeyProperty(required: true);
+      expect(prop.validate(modelDBMock, null), isFalse);
+
+      prop = const ModelKeyProperty(required: false);
+      expect(prop.validate(modelDBMock, null), isTrue);
+      expect(prop.validate(modelDBMock, dbKey), isTrue);
+      expect(prop.validate(modelDBMock, datastoreKey), isFalse);
+      expect(prop.encodeValue(modelDBMock, null), equals(null));
+      expect(prop.encodeValue(modelDBMock, dbKey), equals(datastoreKey));
+      expect(prop.decodePrimitiveValue(modelDBMock, null), equals(null));
+      expect(prop.decodePrimitiveValue(modelDBMock, datastoreKey),
+             equals(dbKey));
+    });
+  });
+}
+
+class Custom {
+  String customValue;
+
+  int get hashCode => customValue.hashCode;
+
+  bool operator==(other) {
+    return other is Custom && other.customValue == customValue;
+  }
+}
+
+class CustomProperty extends StringProperty {
+  const CustomProperty(
+      {String propertyName: null, bool required: false, bool indexed: true});
+
+  bool validate(ModelDB db, Object value) {
+    if (required && value == null) return false;
+    return value == null || value is Custom;
+  }
+
+  Object decodePrimitiveValue(ModelDB db, Object value) {
+    if (value == null) return null;
+    return new Custom()..customValue = value;
+  }
+
+  Object encodeValue(ModelDB db, Object value) {
+    if (value == null) return null;
+    return (value as Custom).customValue;
+  }
+}
+
+class KeyMock implements Key {
+  datastore.Key _datastoreKey;
+
+  KeyMock(this._datastoreKey);
+
+  Object id = 1;
+  Type type = null;
+  Key get parent => this;
+  bool get isEmpty => false;
+  Partition get partition => null;
+  datastore.Key get datastoreKey => _datastoreKey;
+  Key append(Type modelType, {Object id}) => null;
+  int get hashCode => 1;
+}
+
+class ModelDBMock implements ModelDB {
+  final datastore.Key _datastoreKey;
+  final Key _dbKey;
+  ModelDBMock(this._datastoreKey, this._dbKey);
+
+  Key fromDatastoreKey(datastore.Key datastoreKey) {
+    if (!identical(_datastoreKey, datastoreKey)) {
+      throw "Broken test";
+    }
+    return _dbKey;
+  }
+
+  datastore.Key toDatastoreKey(Key key) {
+    if (!identical(_dbKey, key)) {
+     throw "Broken test";
+    }
+    return _datastoreKey;
+  }
+
+  Map<String, Property> propertiesForModel(modelDescription) => null;
+  Model fromDatastoreEntity(datastore.Entity entity) => null;
+  datastore.Entity toDatastoreEntity(Model model) => null;
+  String fieldNameToPropertyName(String kind, String fieldName) => null;
+  String kindName(Type type) => null;
+}