public async Task SaveRecipe_NotInCreateModeWhenCanceled_ShouldDoNothing()
{
// Arrange
var alertTitle = "Pas op!";
var alertMessage = "Deze actie kan niet ongedaan worden.";
var alertAcceptButton = "Opslaan";
var alertCancelButton = "Annuleer";
var displayRecipePageName = $"../{nameof(DisplayRecipePage)}";
var expectedParameters = new NavigationParameters
{
{ "SelectedRecipe", SelectedRecipe.Id }
};
PageDialogServiceMock.Setup(dialogService => dialogService.DisplayAlertAsync(alertTitle, alertMessage, alertAcceptButton, alertCancelButton)).Returns(Task.Run(() => false));
DatabaseServiceMock.Setup(databaseService => databaseService.SaveRecipeAsync(SelectedRecipe)).Returns(Task.Run(() => true));
NavigationServiceMock.Setup(navigationService => navigationService.NavigateAsync(displayRecipePageName, expectedParameters)).Verifiable();
NavigationServiceMock.Setup(navigationService => navigationService.GoBackAsync()).Verifiable();
// Act
EditRecipePageViewModel.CreateMode = false;
EditRecipePageViewModel.Recipe = SelectedRecipe;
await EditRecipePageViewModel.SaveRecipe();
// Assert
PageDialogServiceMock.Verify(dialogService => dialogService.DisplayAlertAsync(alertTitle, alertMessage, alertAcceptButton, alertCancelButton), Times.Once, "Confirmation alert for editting existing recipe not called exactly once.");
DatabaseServiceMock.Verify(databaseService => databaseService.SaveRecipeAsync(SelectedRecipe), Times.Never, "Function IDatabaseService.SaveRecipeAsync called atleast once.");
NavigationServiceMock.Verify(navigationService => navigationService.NavigateAsync(displayRecipePageName, expectedParameters), Times.Never, "Function to navigate to display recipe page for the created recipe called atleast once.");
NavigationServiceMock.Verify(navigationService => navigationService.GoBackAsync(), Times.Never, "Function INavigationService.GoBackAsync called atleast once.");
}
public void IsValid_WithoutRecipe_ShouldReturnFalse()
{
// Arrange
// Act
EditRecipePageViewModel.Recipe = null;
var response = EditRecipePageViewModel.IsValid();
// Assert
Assert.IsFalse(response);
}
public void PopulatePage_WithNewRecipe_ShouldShowNoProperties()
{
// Arrange
SelectedRecipe = new Recipe();
// Act
EditRecipePageViewModel.Recipe = SelectedRecipe;
EditRecipePageViewModel.PopulatePage();
// Assert
Assert.IsEmpty(EditRecipePageViewModel.ShowProperties, "Attribute EditRecipePageViewModel.ShowProperties is not empty.");
}
public void PopulatePage_WithRecipePopulatedWithAllProperties_ShouldShowAllProperties()
{
// Arrange
// Act
EditRecipePageViewModel.Recipe = SelectedRecipe;
EditRecipePageViewModel.PopulatePage();
// Assert
foreach (var property in HiddenPropertiesEn)
{
Assert.Contains(property, EditRecipePageViewModel.ShowProperties, $"Property {property} not added to attribute EditRecipePageViewModel.ShowProperties.");
}
}
public void OnNavigatedTo_WithoutParameters_ShouldCreateNewRecipe()
{
// Arrange
var expectedRecipe = new Recipe();
DatabaseServiceMock.Setup(databaseService => databaseService.GetRecipeAsync(Guid.Empty)).Verifiable();
// Act
EditRecipePageViewModel.OnNavigatedTo(null);
// Assert
DatabaseServiceMock.Verify(databaseService => databaseService.GetRecipeAsync(Guid.Empty), Times.Never, "Function IDatabaseService.GetRecipeASync for selected recipe called atleast once.");
Assert.AreEqual(expectedRecipe, EditRecipePageViewModel.Recipe, "Attribute EditRecipePageViewModel.Recipe is not the expected value.");
Assert.IsTrue(EditRecipePageViewModel.CreateMode, "Attribute EditRecipePageViewModel.CreateMode is false, but should be true.");
}
public void PopulatePage_WithRecipePopulatedWithAProperty_ShouldShowOneProperty()
{
// Arrange
SelectedRecipe = new Recipe {
PrepTime = new TimeSpan(1, 30, 0)
};
// Act
EditRecipePageViewModel.Recipe = SelectedRecipe;
EditRecipePageViewModel.PopulatePage();
// Assert
Assert.That(EditRecipePageViewModel.ShowProperties.Count == 1, "Size of property EditRecipePageViewModel.ShowProperties not exactly 1.");
Assert.Contains("PrepTime", EditRecipePageViewModel.ShowProperties, $"Property PrepTime not added to attribute EditRecipePageViewModel.ShowProperties.");
}
public async Task AddProperty_WithInvalidProperty_ShouldNotAddToShowPropertiesList(string propertyName = null)
{
// Arrange
var actionSheetTitle = "Voeg nieuw veld toe";
var actionSheetCancelButton = "Annuleer";
PageDialogServiceMock.Setup(dialogService => dialogService.DisplayActionSheetAsync(actionSheetTitle, actionSheetCancelButton, null, HiddenPropertiesNl)).Returns(Task.Run(() => propertyName));
// Act
EditRecipePageViewModel.Recipe = SelectedRecipe;
await EditRecipePageViewModel.AddProperty();
// Assert
PageDialogServiceMock.Verify(dialogService => dialogService.DisplayActionSheetAsync(actionSheetTitle, actionSheetCancelButton, null, HiddenPropertiesNl), Times.Once, "Action Sheet to select which property to add was not called.");
Assert.IsEmpty(EditRecipePageViewModel.ShowProperties, "A property was added to attribute EditRecipePageViewModel.ShowProperties.");
}
public void IsValid_WithInvalidRecipe_ShouldReturnFalse(string name, string steps)
{
// Arrange
SelectedRecipe = new Recipe
{
Name = name,
Steps = steps
};
// Act
EditRecipePageViewModel.Recipe = SelectedRecipe;
var response = EditRecipePageViewModel.IsValid();
// Assert
Assert.IsFalse(response);
}
public async Task AddProperty_WhenPropertySelected_ShouldAddToShowPropertiesList(string propertyName)
{
// Arrange
var actionSheetTitle = "Voeg nieuw veld toe";
var actionSheetCancelButton = "Annuleer";
var propertyNl = SelectedRecipe.EnToNlTranslation(propertyName);
PageDialogServiceMock.Setup(dialogService => dialogService.DisplayActionSheetAsync(actionSheetTitle, actionSheetCancelButton, null, HiddenPropertiesNl)).Returns(Task.Run(() => propertyNl));
// Act
EditRecipePageViewModel.Recipe = SelectedRecipe;
await EditRecipePageViewModel.AddProperty();
// Assert
PageDialogServiceMock.Verify(dialogService => dialogService.DisplayActionSheetAsync(actionSheetTitle, actionSheetCancelButton, null, HiddenPropertiesNl), Times.Once, "Action Sheet to select which property to add was not called.");
Assert.Contains(propertyName, EditRecipePageViewModel.ShowProperties, $"Property {propertyName} not added to attribute EditRecipePageViewModel.ShowProperties.");
}
public void OnNavigatedTo_WithCorrectParameters_ShouldSetSelectedRecipe()
{
// Arrange
var parameters = new NavigationParameters
{
{ "SelectedRecipe", SelectedRecipe.Id }
};
DatabaseServiceMock.Setup(databaseService => databaseService.GetRecipeAsync(SelectedRecipe.Id)).Returns(Task.Run(() => SelectedRecipe));
// Act
EditRecipePageViewModel.OnNavigatedTo(parameters);
// Assert
DatabaseServiceMock.Verify(databaseService => databaseService.GetRecipeAsync(SelectedRecipe.Id), Times.Once, "Function IDatabaseService.GetRecipeAsync for selected recipe not called exactly once.");
Assert.AreEqual(SelectedRecipe, EditRecipePageViewModel.Recipe, "Attribute EditRecipePageViewModel.Recipe is not the expected value.");
Assert.IsFalse(EditRecipePageViewModel.CreateMode, "Attribute EditRecipePageViewModel.CreateMode is true, but should be false.");
}
public void OnNavigatedTo_WithIncorrectParameterName_ShouldCreateNewRecipe()
{
// Arrange
var expectedRecipe = new Recipe();
var parameters = new NavigationParameters
{
{ "SelectedRecipeId", SelectedRecipe.Id }
};
DatabaseServiceMock.Setup(databaseService => databaseService.GetRecipeAsync(SelectedRecipe.Id)).Returns(Task.Run(() => SelectedRecipe));
// Act
EditRecipePageViewModel.OnNavigatedTo(parameters);
// Assert
DatabaseServiceMock.Verify(databaseService => databaseService.GetRecipeAsync(SelectedRecipe.Id), Times.Never, "Function IDatabaseService.GetRecipeASync for selected recipe called atleast once.");
Assert.AreEqual(expectedRecipe, EditRecipePageViewModel.Recipe, "Attribute EditRecipePageViewModel.Recipe is not the expected value.");
Assert.IsTrue(EditRecipePageViewModel.CreateMode, "Attribute EditRecipePageViewModel.CreateMode is false, but should be true.");
}
public void IsValid_WithValidRecipe_ShouldReturnTrue()
{
// Arrange
if (string.IsNullOrWhiteSpace(SelectedRecipe.Name))
{
SelectedRecipe.Name = Fixture.Create <string>();
}
if (string.IsNullOrWhiteSpace(SelectedRecipe.Steps))
{
SelectedRecipe.Steps = Fixture.Create <string>();
}
// Act
EditRecipePageViewModel.Recipe = SelectedRecipe;
var response = EditRecipePageViewModel.IsValid();
// Assert
Assert.IsTrue(response);
}
public void OnNavigatedTo_WithInvalidDataTypeParameters_ShouldCreateNewRecipe()
{
// Arrange
var expectedRecipe = new Recipe();
var id = Fixture.Create <double>();
var parameters = new NavigationParameters
{
{ "SelectedRecipe", id }
};
DatabaseServiceMock.Setup(databaseService => databaseService.GetRecipeAsync(Guid.Empty)).Returns(() => null);
// Act
EditRecipePageViewModel.OnNavigatedTo(parameters);
// Assert
DatabaseServiceMock.Verify(databaseService => databaseService.GetRecipeAsync(Guid.Empty), Times.Never, "Function IDatabaseService.GetRecipeASync for selected recipe called atleast once.");
Assert.AreEqual(expectedRecipe, EditRecipePageViewModel.Recipe, "Attribute EditRecipePageViewModel.Recipe is not the expected value.");
Assert.IsTrue(EditRecipePageViewModel.CreateMode, "Attribute EditRecipePageViewModel.CreateMode is false, but should be true.");
}
public async Task OnRemovePropertyCommand_WhenConfirmed_ShouldRemoveProperty(string propertyName)
{
// Arrange
var propertyNl = SelectedRecipe.EnToNlTranslation(propertyName);
var alertTitle = "Pas op!";
var alertMessage = $"Weet u zeker dat u het veld {propertyNl} wilt verwijderen?";
var alertAcceptButton = "Ja";
var alertCancelButton = "Nee";
PageDialogServiceMock.Setup(dialogService => dialogService.DisplayAlertAsync(alertTitle, alertMessage, alertAcceptButton, alertCancelButton)).Returns(Task.Run(() => true));
// Act
EditRecipePageViewModel.Recipe = SelectedRecipe;
EditRecipePageViewModel.ShowProperties.Add(propertyName);
Assert.Contains(propertyName, EditRecipePageViewModel.ShowProperties, $"Property {propertyName} not added to attribute EditRecipePageViewModel.ShowProperties prior to the test");
await EditRecipePageViewModel.RemoveProperty(propertyName);
// Assert
PageDialogServiceMock.Verify(dialogService => dialogService.DisplayAlertAsync(alertTitle, alertMessage, alertAcceptButton, alertCancelButton), Times.Once, "Alert for confirmation of removing property not called exactly once.");
Assert.That(!EditRecipePageViewModel.ShowProperties.Contains(propertyName), $"Property {propertyName} not removed from attribute EditRecipePageViewModel.ShowProperties.");
}
public void SetUp()
{
EditRecipePageViewModel = new EditRecipePageViewModel(NavigationServiceMock.Object, PageDialogServiceMock.Object, AuthServiceMock.Object, DatabaseServiceMock.Object);
SelectedRecipe = Fixture.Build <Recipe>().Without(i => i.Id).Do(i => i.Id = Fixture.Create <Guid>()).Create();
}
private void SearchBar_TextChanged(object sender, TextChangedEventArgs e)
{
var editRecipePage = EditRecipePageViewModel.GetInstance();
editRecipePage.RefreshList();
}
