public async Task Handle_GivenValidId_ReturnsCommentDTO()
{
// Arrange
var comment = new CommentDTO
{
Id = 1,
AuthorId = 1,
Date = new DateTime(2020, 02, 01),
PostId = 4,
Text = "Comment_One",
};
var query = new GetCommentQuery {
Id = 1
};
// Act
var handler = new GetCommentQuery.GetCommentQueryHandler(Context, Mapper);
var result = await handler.Handle(query, CancellationToken.None);
// Assert
result.ShouldBeOfType <CommentDTO>();
result.ShouldNotBeNull();
result.Id.ShouldBe(comment.Id);
result.AuthorId.ShouldBe(comment.AuthorId);
result.Date.ShouldBe(comment.Date);
result.PostId.ShouldBe(comment.PostId);
result.Text.ShouldBe(comment.Text);
}
public async Task Handle_GivenInvalidId_ReturnsNull()
{
// Arrange
var query = new GetCommentQuery {
Id = 99
};
// Act
var handler = new GetCommentQuery.GetCommentQueryHandler(Context, Mapper);
var result = await handler.Handle(query, CancellationToken.None);
// Assert
result.ShouldBeNull();
}