public void Index_ReturnsModelCorrectly()
{
// Arrange
List <JobOpportunity> expectedModel = new[] {
new JobOpportunity {
Id = 123
}
}.ToList();
_jobOpportunityRepository.GetLatestJobOpportunity(7)
.Returns(expectedModel);
// Act
var result = (ViewResult)_sut.Index();
// Assert
_jobOpportunityRepository.Received(1).GetLatestJobOpportunity(7);
var viewModel = (List <JobOpportunity>)result.Model;
viewModel.Should().BeSameAs(expectedModel);
}