public void TotalAmount_ChangingItemAmounts_ExpectTotalAmountChangedEvent()
{
// Create group with budget items
List <BudgetItem> items = new List <BudgetItem>()
{
new BudgetItem("test item 1"),
new BudgetItem("test item 2"),
new BudgetItem("test item 3")
};
var group = new BudgetGroup("Housing", budgetItems: items);
BudgetGroupViewModel viewModel = new BudgetGroupViewModel(group);
bool wasChanged = false;
viewModel.PropertyChanged += (o, e) =>
{
if (e.PropertyName == nameof(viewModel.TotalAmount))
{
wasChanged = true;
}
};
// TEST: changing item amounts should trigger property changed
group.BudgetItems[1].Amount = 234.56m;
// Validate event and final value
wasChanged.Should().BeTrue();
viewModel.TotalAmount.Should().Be(group.TotalAmount.ToCurrencyString());
}
public void TotalAmount_ChangingItemAmounts_ExpectTotalAmountChangedEvent()
{
var items = new List <BudgetItem>
{
new BudgetItem("1", "item 1"),
new BudgetItem("2", "item 2"),
new BudgetItem("3", "item 3"),
};
var group = new BudgetGroup("1", "group 1", budgetItems: items);
var viewModel = new BudgetGroupViewModel(group);
bool wasChanged = false;
viewModel.PropertyChanged += (o, e) =>
{
if (e.PropertyName == nameof(viewModel.TotalAmount))
{
wasChanged = true;
}
};
group.BudgetItems[1].Amount = 234.56m;
wasChanged.Should().BeTrue();
viewModel.TotalAmount.Should().Be(group.TotalAmount.ToCurrencyString());
}
public BasicExpensesIntroPage(BudgetGroupViewModel budgetGroup)
{
InitializeComponent();
BindingContext = budgetGroup;
contentView.ContinueButtonAction = async() => await Navigation.PushAsync(new TransportationPage(Dependencies.ProfileViewModel.Budget.TransportationGroup));
}
public TransportationPage(BudgetGroupViewModel budgetGroupViewModel)
{
InitializeComponent();
BindingContext = budgetGroupViewModel;
contentView.ContinueButtonAction = async() => await Navigation.PushAsync(new IntroPage());
}
public IncomeIntroPage(BudgetGroupViewModel budgetGroup)
{
InitializeComponent();
BindingContext = budgetGroup;
contentView.ContinueButtonAction = async() => await Navigation.PushAsync(new IncomePage(budgetGroup));
}
public void IsTotalAmountZero_AllZeroItemsAmount_ExpectTrue()
{
var items = new List <BudgetItem>
{
new BudgetItem("1", "test 1"),
new BudgetItem("2", "test 2"),
new BudgetItem("3", "test 3")
};
var group = new BudgetGroup("1", "name", budgetItems: items);
var viewModel = new BudgetGroupViewModel(group);
viewModel.IsTotalAmountZero.Should().BeTrue();
}
public void IsTotalAmountZero_NonZeroItemAmounts_ExpectFalse()
{
var items = new List <BudgetItem>
{
new BudgetItem("1", "test 1"),
new BudgetItem("2", "test 2", 100m),
new BudgetItem("3", "test 3")
};
var group = new BudgetGroup("1", "name", budgetItems: items);
var viewModel = new BudgetGroupViewModel(group);
viewModel.IsTotalAmountZero.Should().BeFalse();
}
public void AddNewBudgetItem_ExpectNewItemInViewModel()
{
// Create a group and view model with no budget items
var group = new BudgetGroup("Housing");
BudgetGroupViewModel viewModel = new BudgetGroupViewModel(group);
// TEST: add new item from the view model
viewModel.AddNewBudgetItem();
// Confirm a new budget item as created in the backing group, and in the view model
group.BudgetItems.Count.Should().Be(1);
viewModel.BudgetItems.Count.Should().Be(1);
viewModel.BudgetItems[0].BudgetItem.Should().Be(group.BudgetItems[0]);
}
public void IsTotalAmountZero_NonZeroItemAmounts_ExpectFalse()
{
// Create group with budget items
List <BudgetItem> items = new List <BudgetItem>()
{
new BudgetItem("test item 1"),
new BudgetItem("test item 2", amount: 123.45m),
new BudgetItem("test item 3")
};
var group = new BudgetGroup("Housing", budgetItems: items);
// TEST: a view model representing a group with all zero items
BudgetGroupViewModel viewModel = new BudgetGroupViewModel(group);
viewModel.IsTotalAmountZero.Should().BeFalse();
}
public void BudgetItems_DeleteItemGroup_ViewModelDeleted()
{
var items = new List <BudgetItem>
{
new BudgetItem("id1", "name1"),
new BudgetItem("id2", "name2", 12.34m, BudgetItemType.Debt),
};
var group = new BudgetGroup("id", "group name", budgetItems: items);
var budgetGroupViewModel = new BudgetGroupViewModel(group);
var itemDeleted = group.BudgetItems[0];
group.BudgetItems.RemoveAt(0);
budgetGroupViewModel.BudgetItems.Count.Should().Be(1);
budgetGroupViewModel.BudgetItems.Any(item => item.BudgetItem == itemDeleted).Should().BeFalse();
}
public void IsTotalAmountZero_ChangingItemAmounts_ExpectChangingTrueFalse()
{
var items = new List <BudgetItem>
{
new BudgetItem("1", "item 1"),
new BudgetItem("2", "item 2"),
new BudgetItem("3", "item 3"),
};
var group = new BudgetGroup("1", "group 1", budgetItems: items);
var viewModel = new BudgetGroupViewModel(group);
viewModel.IsTotalAmountZero.Should().BeTrue();
group.BudgetItems[1].Amount = 234.56m;
viewModel.IsTotalAmountZero.Should().BeFalse();
group.BudgetItems[1].Amount = 0;
viewModel.IsTotalAmountZero.Should().BeTrue();
}
public void IsTotalAmountZero_ChangingItemAmounts_ExpectChangingTrueFalse()
{
// Create group with budget items
List <BudgetItem> items = new List <BudgetItem>()
{
new BudgetItem("test item 1"),
new BudgetItem("test item 2"),
new BudgetItem("test item 3")
};
var group = new BudgetGroup("Housing", budgetItems: items);
BudgetGroupViewModel viewModel = new BudgetGroupViewModel(group);
// TEST: changing item amounts in the groupshould transition the IsTotalAmountZero
viewModel.IsTotalAmountZero.Should().BeTrue();
group.BudgetItems[1].Amount = 234.56m;
viewModel.IsTotalAmountZero.Should().BeFalse();
group.BudgetItems[1].Amount = 0;
viewModel.IsTotalAmountZero.Should().BeTrue();
}
public void Constructor_DefaultBudgetGroupPresentation_PresentsDefaultValues()
{
var name = "group";
var group = new BudgetGroup("group1", name);
BudgetGroupViewModel viewModel = new BudgetGroupViewModel(group);
viewModel.BudgetItems.Should().BeEmpty();
viewModel.ColorKey.Should().Be(BudgetGroupPresentation.DefaultColorKey);
viewModel.IconSource.Should().Be("");
viewModel.Description.Should().Be("");
viewModel.Subtitle.Should().Be(BudgetGroupPresentation.DefaultSubtitle);
viewModel.AddItemText.Should().Be(BudgetGroupPresentation.DefaultAddItemText);
viewModel.CustomTitle.Should().Be("");
viewModel.IsTitleVisible.Should().BeTrue("a custom title is not provided");
viewModel.IsCustomTitleVisible.Should().BeFalse("a custom title is not provided");
viewModel.HasSecondaryHeader.Should().BeFalse();
viewModel.HeaderTextWithoutDate.Should().Be(name.ToUpper());
viewModel.HeaderText.Should().Be(viewModel.HeaderTextWithoutDate, "hasDateOnHeader is false");
}
public void BudgetItems_DeleteItemInGroup_ViewModelDeleted()
{
// Create group with budget items
List <BudgetItem> items = new List <BudgetItem>()
{
new BudgetItem("test item 1"),
new BudgetItem("test item 2", BudgetItemType.Debt, 12.34m)
};
var group = new BudgetGroup("Housing", budgetItems: items);
BudgetGroupViewModel viewModel = new BudgetGroupViewModel(group);
// TEST: delete an item from the backing group
var itemDeleted = group.BudgetItems[0];
group.BudgetItems.RemoveAt(0);
viewModel.BudgetItems.Count().Should().Be(1);
viewModel.BudgetItems
.Any(itemViewModel => itemViewModel.BudgetItem == itemDeleted)
.Should().BeFalse();
}
public void Constructor_ModelWithBudgetItems_PresentsGroupAndItems()
{
string name = "test group name";
var items = new List <BudgetItem>
{
new BudgetItem("id1", "group1"),
new BudgetItem("id2", "group2", 12.34m),
};
var group = new BudgetGroup("id3", name, budgetItems: items);
var viewModel = new BudgetGroupViewModel(group);
viewModel.Name.Should().Be(group.Name);
viewModel.NameLower.Should().Be(group.Name.ToLower());
viewModel.TotalAmount.Should().Be(group.TotalAmount.ToCurrencyString());
viewModel.BudgetItems.Count.Should().Be(items.Count);
for (int i = 0; i < items.Count; i++)
{
viewModel.BudgetItems[i].BudgetItem.Should().Be(items[i]);
}
}
public void Constructor_ValidParameters_PresentionSetupCorrectly(string groupName)
{
var group = new BudgetGroup(groupName);
var expectedPresentation = BudgetGroupPresentationBuilder.Build(group);
// TEST: Construct a view model
BudgetGroupViewModel viewModel = new BudgetGroupViewModel(group);
// Confirm properties and items created in view model
viewModel.Name.Should().Be(groupName);
viewModel.BudgetItems.Should().BeEmpty();
viewModel.ColorKey.Should().Be(expectedPresentation.ColorKey);
viewModel.IconSource.Should().Be(expectedPresentation.IconSource);
viewModel.Description.Should().Be(expectedPresentation.Description);
viewModel.Subtitle.Should().Be(expectedPresentation.Subtitle);
viewModel.AddItemText.Should().Be(expectedPresentation.AddItemText);
viewModel.CustomTitle.Should().Be(expectedPresentation.CustomTitle);
viewModel.HasSecondaryHeader.Should().Be(expectedPresentation.HasSecondaryHeader);
viewModel.IsTitleVisible.Should().Be(string.IsNullOrWhiteSpace(expectedPresentation.CustomTitle));
viewModel.IsCustomTitleVisible.Should().Be(!viewModel.IsTitleVisible);
viewModel.HeaderTextWithoutDate.Should().Be(groupName.ToUpper());
viewModel.HeaderText.Should().Be(expectedPresentation.HasDateOnHeader ? viewModel.HeaderTextWithDate : viewModel.HeaderTextWithoutDate);
}
public void Constructor_ModelWithBudgetItems_PresentsGroupAndItems()
{
// Create group with budget items
string name = "Housing";
List <BudgetItem> items = new List <BudgetItem>()
{
new BudgetItem("test item 1"),
new BudgetItem("test item 2", BudgetItemType.Debt, 12.34m)
};
var group = new BudgetGroup(name, budgetItems: items);
// TEST: Construct a view model
BudgetGroupViewModel viewModel = new BudgetGroupViewModel(group);
// Confirm properties and items created in view model
viewModel.Name.Should().Be(group.Name);
viewModel.NameLower.Should().Be(group.Name.ToLower());
viewModel.TotalAmount.Should().Be(group.TotalAmount.ToCurrencyString());
viewModel.BudgetItems.Count.Should().Be(items.Count);
for (int i = 0; i < items.Count; ++i)
{
viewModel.BudgetItems[i].BudgetItem.Should().Be(items[i]);
}
}
public IncomePage(BudgetGroupViewModel budgetGroupViewModel)
{
InitializeComponent();
BindingContext = budgetGroupViewModel;
contentView.ContinueButtonAction = () => Navigation.PushAsync(new BasicExpensesIntroPage(Dependencies.ProfileViewModel.Budget.BasicExpensesDisplayGroup));
}
