public async Task GetDiscountAsync__An_unexpected_internal_error_occurred__Should_throw_Exception()
{
_discountDbServiceMock.Setup(x => x.GetAsync(It.IsAny <string>())).ThrowsAsync(new Exception());
var controller = new DiscountsController(_discountDbServiceMock.Object, _logger, _mapperMock.Object);
Func <Task> result = async() => await controller.GetDiscountAsync("1");
await result.Should().ThrowExactlyAsync <Exception>();
}
public async Task GetDiscountAsync__Argument_id_is_null_or_empty__Should_return_400BadRequest_response([Values(null, "")] string id)
{
_discountDbServiceMock.Setup(x => x.GetAsync(id)).ThrowsAsync(new ArgumentException());
var controller = new DiscountsController(_discountDbServiceMock.Object, _logger, _mapperMock.Object);
var result = await controller.GetDiscountAsync(id);
(result as ObjectResult).StatusCode.Should().Be(400);
((result as ObjectResult).Value as ResponseWrapper).Error.Should().NotBeNull();
}
public async Task GetDiscountAsync__Element_not_found__Should_return_404NotFound_response_with_error()
{
_discountDbServiceMock.Setup(x => x.GetAsync(It.IsNotNull <string>())).ThrowsAsync(new InvalidOperationException());
var controller = new DiscountsController(_discountDbServiceMock.Object, _logger, _mapperMock.Object);
var result = await controller.GetDiscountAsync("1");
(result as ObjectResult).StatusCode.Should().Be(404);
((result as ObjectResult).Value as ResponseWrapper).Error.Should().NotBeNull();
}
public async Task GetDiscountAsync__An_internal_error_reffered_to_the_database_occurred__Should_throw_InternalDbServiceException()
{
// Example of these errors: database does not exist, table does not exist etc.
_discountDbServiceMock.Setup(x => x.GetAsync(It.IsAny <string>())).ThrowsAsync(new InternalDbServiceException());
var controller = new DiscountsController(_discountDbServiceMock.Object, _logger, _mapperMock.Object);
Func <Task> result = async() => await controller.GetDiscountAsync("1");
await result.Should().ThrowExactlyAsync <InternalDbServiceException>();
}
public async Task GetDiscountAsync__Data_retrieve_succeeded__Should_return_200Ok_response_with_data()
{
string id = "15891fb0-faec-43c6-9e83-04a4a17c3660";
_discountDbServiceMock.Setup(x => x.GetAsync(It.IsNotNull <string>())).ReturnsAsync(_validDiscount);
_mapperMock.Setup(x => x.Map <DiscountDto>(It.IsNotNull <Discount>())).Returns(new DiscountDto {
Id = id, Description = "new mapped discount"
});
var controller = new DiscountsController(_discountDbServiceMock.Object, _logger, _mapperMock.Object);
var result = await controller.GetDiscountAsync(id);
(result as ObjectResult).StatusCode.Should().Be(200);
((result as ObjectResult).Value as ResponseWrapper).Data.Should().NotBeNull();
}