zaaReloaded2/Tests/ViewModels/SettingsViewModelTest.cs

189 lines
9.0 KiB
C#
Executable File

/* SettingsViewModelTest.cs
* part of zaaReloaded2
*
* Copyright 2015-2018 Daniel Kraus
*
* 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.
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using NUnit.Framework;
using zaaReloaded2.ViewModels;
using zaaReloaded2.Controller;
using zaaReloaded2.Controller.Elements;
namespace Tests.ViewModels
{
[TestFixture]
class SettingsViewModelTest
{
SettingsViewModel _settingsVM;
[SetUp]
public void SetUp()
{
_settingsVM = new SettingsViewModel();
}
[Test]
public void AddElement()
{
bool messageSent = false;
Settings model = _settingsVM.RevealModelObject() as Settings;
int oldViewModelElementCount = _settingsVM.Elements.Count;
int oldModelElementCount = model.Elements.Count;
_settingsVM.AddElementMessage.Sent += (sender, args) =>
{
messageSent = true;
ElementPickerViewModel picker = args.Content.ViewModel as ElementPickerViewModel;
Assert.IsNotNull(picker, "ViewModel in MessageContent is not an ElementPickerViewModel");
picker.Categories.First().Children.First().IsSelected = true;
picker.ChooseElementCommand.Execute(null);
};
_settingsVM.AddElementCommand.Execute(null);
Assert.IsTrue(messageSent, "Message was not sent");
Assert.AreEqual(oldViewModelElementCount + 1, _settingsVM.Elements.Count,
"Count of elements in ViewModel was not increased by 1");
Assert.AreEqual(oldModelElementCount + 1, model.Elements.Count,
"Count of elements in settings Model was not increased by 1");
}
[Test]
public void AddChildElement()
{
bool messageSent = false;
SelectEachDay model = new SelectEachDay();
ControlElementViewModel viewModel = new ControlElementViewModel(model);
_settingsVM.AddElementViewModel(viewModel);
viewModel.IsSelected = true;
int oldViewModelChildrenCount = viewModel.Elements.Count;
int oldModelChildrenCount = model.Children.Count;
_settingsVM.AddChildElementMessage.Sent += (sender, args) =>
{
messageSent = true;
ElementPickerViewModel picker = args.Content.ViewModel as ElementPickerViewModel;
Assert.IsNotNull(picker, "ViewModel in MessageContent is not an ElementPickerViewModel");
picker.Categories.First().Children.First().IsSelected = true;
Assert.IsTrue(picker.ChooseElementCommand.CanExecute(null),
"Cannot execute element picker's ChooseElementCommand.");
picker.ChooseElementCommand.Execute(null);
};
_settingsVM.AddChildElementCommand.Execute(null);
Assert.IsTrue(messageSent, "Message was not sent");
Assert.AreEqual(oldViewModelChildrenCount + 1, viewModel.Elements.Count,
"Count of children in ViewModel was not increased by 1");
Assert.AreEqual(oldModelChildrenCount + 1, model.Children.Count,
"Count of children in Model was not increased by 1");
}
[Test]
public void CannotAddChildElementToFormatElement()
{
ControlElementViewModel parent = new ControlElementViewModel(
new SelectFirstDay());
_settingsVM.AddElementViewModel(parent);
parent.IsSelected = true;
Assert.IsTrue(_settingsVM.AddChildElementCommand.CanExecute(null));
FormatElementViewModel child = new FormatElementViewModel(new Items());
_settingsVM.AddChildElementViewModel(parent, child);
parent.IsSelected = false;
child.IsSelected = true;
Assert.IsFalse(_settingsVM.AddChildElementCommand.CanExecute(null));
}
[Test]
public void DeleteElement()
{
Settings settings = new Settings();
settings.AddElement(new SelectFirstDay());
settings.AddElement(new SelectEachDay());
settings.AddElement(new SelectLastDay());
SettingsViewModel settingsVM = new SettingsViewModel(settings);
int oldCount = settingsVM.Elements.Count;
ElementViewModel elementVM = settingsVM.Elements.First();
ElementBase element = elementVM.RevealModelObject() as ElementBase;
Assert.IsTrue(settings.Elements.Contains(element),
"Settings object does not contain the model that the VM revealed?!");
elementVM.IsSelected = true;
Assert.IsTrue(settingsVM.DeleteElementCommand.CanExecute(null),
"DeleteElementCommand should be enabled.");
settingsVM.DeleteElementCommand.Execute(null);
Assert.AreEqual(oldCount - 1, settingsVM.Elements.Count);
Assert.IsFalse(settingsVM.Elements.Contains(elementVM),
"Elements collection still contains the deleted element view model.");
Assert.IsFalse(settings.Elements.Contains(element),
"Settings' Element collection still contains the element model.");
}
[Test]
public void DeleteChildElement()
{
Settings settings = new Settings();
settings.AddElement(new SelectFirstDay(new Items()));
settings.AddElement(new SelectEachDay());
settings.AddElement(new SelectLastDay());
SettingsViewModel settingsVM = new SettingsViewModel(settings);
ControlElementViewModel parent = ((ControlElementViewModel)settingsVM.Elements.First());
int oldCount = parent.Elements.Count;
ElementViewModel elementVM = ((ControlElementViewModel)settingsVM.Elements.First())
.Elements.First();
ElementBase element = elementVM.RevealModelObject() as ElementBase;
Assert.IsTrue(((ControlElementBase)settings.Elements[0]).Children.Contains(element),
"Settings object does not contain the model that the VM revealed?!");
elementVM.IsSelected = true;
Assert.IsTrue(settingsVM.DeleteElementCommand.CanExecute(null),
"DeleteElementCommand should be enabled.");
settingsVM.DeleteElementCommand.Execute(null);
Assert.AreEqual(oldCount - 1, parent.Elements.Count);
Assert.IsFalse(parent.Elements.Contains(elementVM),
"Elements collection still contains the deleted element view model.");
Assert.IsFalse(((ControlElementBase)settings.Elements[0]).Children.Contains(element),
"Settings' collection of FormatElement children still contains the element model.");
}
[Test]
public void CopyElement()
{
string testString = "this text should be duplicated";
_settingsVM.AddElementViewModel(
new ControlElementViewModel(new SelectEachDay(new Items(testString))));
int oldCount = _settingsVM.Elements.Count;
_settingsVM.Elements.First().IsSelected = true;
Assert.IsTrue(_settingsVM.CopyElementCommand.CanExecute(null),
"CopyElementCommand should be enabled.");
_settingsVM.CopyElementCommand.Execute(null);
Assert.AreEqual(oldCount + 1, _settingsVM.Elements.Count);
// Access the first element
ControlElementViewModel controlVM = _settingsVM.Elements.First() as ControlElementViewModel;
FormatElementViewModel formatVM = controlVM.Elements.First() as FormatElementViewModel;
Items items = formatVM.RevealModelObject() as Items;
Assert.IsNotNull(items,
"Child ViewModel of first ControlElementViewModel does not wrap Items object.");
Assert.AreEqual(testString, items.Content,
"First control element's child element has incorrect Content string.");
// Access the second element
controlVM = _settingsVM.Elements.Last() as ControlElementViewModel;
formatVM = controlVM.Elements.First() as FormatElementViewModel;
items = formatVM.RevealModelObject() as Items;
Assert.IsNotNull(items,
"Child ViewModel of last ControlElementViewModel does not wrap Items object.");
Assert.AreEqual(testString, items.Content,
"First control element's child element has incorrect Content string.");
}
}
}