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fix(module: select): OnDataSourceChange called when expected (#1419)

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* fix(module:select): OnDataSourceChange called when expected

* test(module:select): add missing scenari
This commit is contained in:
Andrzej Bakun 2021-04-27 04:45:02 +02:00 committed by GitHub
parent 555fdb9a43
commit 883b7c6e11
3 changed files with 106 additions and 1 deletions
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4
components/select/Select.razor.cs
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@ -228,10 +228,12 @@ namespace AntDesign
SelectedOptionItems.Clear();
Value = default;
var sameObject = object.ReferenceEquals(_datasource, value);
_datasource = value;
OnDataSourceChanged?.Invoke();
if (!sameObject)
OnDataSourceChanged?.Invoke();
return;
}

102
tests/AntDesign.Tests/Select/Actions/Select.OnDataSourceChangeTests.razor Normal file
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@ -0,0 +1,102 @@
@inherits AntDesignTestBase
@code {
record Person(int Id, string Name);
List<Person> _persons = new List<Person>
{
new Person(1, "John"),
new Person(2, "Lucy"),
new Person(3, "Jack"),
new Person(4, "Emily"),
};
[Fact]
public async Task Action_fired_when_datasource_changed()
{
//Arrange
JSInterop.Setup<AntDesign.JsInterop.DomRect>(JSInteropConstants.GetBoundingClientRect, _ => true)
.SetResult(new AntDesign.JsInterop.DomRect());
bool handlerCalled = false;
Action OnDataSourceChangedHandler = () => handlerCalled = true;
var cut = Render<AntDesign.Select<int, Person>>(
@<AntDesign.Select DataSource="@_persons"
LabelName="@nameof(Person.Name)"
ValueName="@nameof(Person.Id)"
Value="0"
OnDataSourceChanged="OnDataSourceChangedHandler">
</AntDesign.Select>);
//Act
cut.SetParametersAndRender(parameters => parameters.Add(p => p.DataSource, new List<Person>()));
//Assert
handlerCalled.Should().BeTrue();
}
[Fact]
public async Task Action_not_fired_when_datasource_item_added()
{
//Arrange
JSInterop.Setup<AntDesign.JsInterop.DomRect>(JSInteropConstants.GetBoundingClientRect, _ => true)
.SetResult(new AntDesign.JsInterop.DomRect());
bool handlerCalled = false;
Action OnDataSourceChangedHandler = () => handlerCalled = true;
var cut = Render<AntDesign.Select<int, Person>>(
@<AntDesign.Select DataSource="@_persons"
LabelName="@nameof(Person.Name)"
ValueName="@nameof(Person.Id)"
Value="0"
OnDataSourceChanged="OnDataSourceChangedHandler">
</AntDesign.Select>);
//Act
_persons.Add(new Person(5, "Fank"));
cut.SetParametersAndRender(parameters => parameters.Add(p => p.DataSource, _persons));
//Assert
handlerCalled.Should().BeFalse();
}
[Fact]
public async Task Action_not_fired_when_datasource_item_removed()
{
//Arrange
JSInterop.Setup<AntDesign.JsInterop.DomRect>(JSInteropConstants.GetBoundingClientRect, _ => true)
.SetResult(new AntDesign.JsInterop.DomRect());
bool handlerCalled = false;
Action OnDataSourceChangedHandler = () => handlerCalled = true;
_persons = new List<Person> { _persons[0] };
var cut = Render<AntDesign.Select<int, Person>>(
@<AntDesign.Select DataSource="@_persons"
LabelName="@nameof(Person.Name)"
ValueName="@nameof(Person.Id)"
Value="0"
OnDataSourceChanged="OnDataSourceChangedHandler">
</AntDesign.Select>);
//Act
_persons.RemoveAt(0);
cut.SetParametersAndRender(parameters => parameters.Add(p => p.DataSource, _persons));
//Assert
handlerCalled.Should().BeFalse();
}
[Fact]
public async Task Action_not_fired_when_datasource_cleared()
{
//Arrange
JSInterop.Setup<AntDesign.JsInterop.DomRect>(JSInteropConstants.GetBoundingClientRect, _ => true)
.SetResult(new AntDesign.JsInterop.DomRect());
bool handlerCalled = false;
Action OnDataSourceChangedHandler = () => handlerCalled = true;
var cut = Render<AntDesign.Select<int, Person>>(
@<AntDesign.Select DataSource="@_persons"
LabelName="@nameof(Person.Name)"
ValueName="@nameof(Person.Id)"
Value="0"
OnDataSourceChanged="OnDataSourceChangedHandler">
</AntDesign.Select>);
//Act
_persons.Clear();
cut.SetParametersAndRender(parameters => parameters.Add(p => p.DataSource, _persons));
//Assert
handlerCalled.Should().BeFalse();
}
}

1
tests/AntDesign.Tests/_Imports.razor
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@ -8,4 +8,5 @@
@using Xunit
@using Moq
@using AntDesign
@using AntDesign.JsInterop
@using FluentAssertions