public async Task HandlingDeleteTagCommand_ShouldDeleteTagFromScope()
{
// Arrange
Assert.AreEqual(1, _project.Tags.Count);
// Act
await _dut.Handle(_command, default);
// Assert
Assert.AreEqual(0, _project.Tags.Count);
}
public void ShouldNotCallHandleIfTagNotExist()
{
dbSetTag.Setup(x => x.FindAsync(id)).Returns(null);
context.Setup(x => x.Tags).Returns(dbSetTag.Object);
DeleteTagCommandHandler deleteTagCommandHandler = new DeleteTagCommandHandler(context.Object, stringLocalizer.Object);
DeleteTagCommand deleteTagCommand = new DeleteTagCommand(id);
Func <Task> act = async() => await deleteTagCommandHandler.Handle(deleteTagCommand, new CancellationToken());
act.Should().Throw <NotFoundException>();
}
public void ShouldNotCallHandleIfNotSavedChanges()
{
dbSetTag.Setup(x => x.FindAsync(id)).Returns(new ValueTask <Tag>(Task.FromResult(new Tag {
Id = id
})));
context.Setup(x => x.Tags).Returns(dbSetTag.Object);
context.Setup(x => x.SaveChangesAsync(It.IsAny <CancellationToken>())).Returns(Task.FromResult(0));
DeleteTagCommandHandler deleteTagCommandHandler = new DeleteTagCommandHandler(context.Object, stringLocalizer.Object);
DeleteTagCommand deleteTagCommand = new DeleteTagCommand(id);
Func <Task> act = async() => await deleteTagCommandHandler.Handle(deleteTagCommand, new CancellationToken());
act.Should().Throw <RestException>();
}
public async Task ShouldCallHandle()
{
dbSetTag.Setup(x => x.FindAsync(id)).Returns(new ValueTask <Tag>(Task.FromResult(new Tag {
Id = id
})));
context.Setup(x => x.Tags).Returns(dbSetTag.Object);
context.Setup(x => x.SaveChangesAsync(It.IsAny <CancellationToken>())).Returns(Task.FromResult(1));
DeleteTagCommandHandler deleteTagCommandHandler = new DeleteTagCommandHandler(context.Object, stringLocalizer.Object);
DeleteTagCommand deleteTagCommand = new DeleteTagCommand(id);
var result = await deleteTagCommandHandler.Handle(deleteTagCommand, new CancellationToken());
result.Should().Be(Unit.Value);
}
public async Task GivenInvalidRequest_ShouldThrowNotFoundException()
{
// Arrange
var sut = new DeleteTagCommandHandler(_context);
var tagId = 10;
// Act (Assert)
var ex = await Assert.ThrowsAsync <NotFoundException>(() => sut.Handle(new DeleteTagCommand
{
Id = tagId
},
CancellationToken.None));
// Assert
Assert.IsType <NotFoundException>(ex);
}
public void GivenValidRequest_ShouldSuccessfullyDeleteTag()
{
// Arrange
var sut = new DeleteTagCommandHandler(_context);
var entity = new Tag("Test Tag 1");
_context.Tags.Add(entity);
_context.SaveChanges();
// Act
var result = sut.Handle(new DeleteTagCommand {
Id = entity.Id
}, CancellationToken.None);
var tag = _context.Tags.FirstOrDefault(i => i.Id == entity.Id);
// Assert
Assert.IsType <Unit>(result.Result);
Assert.Null(tag);
}