public Task <NutrientsListViewModel> ListAll()
{
var query = new ListNutrients(ExpressionTemplates.AllExpression <Nutrient>());
var handlerTask = this.listNutrientsHandler.HandleQueryAsync(query);
return(handlerTask
.ContinueWith(antecedent => new NutrientsListViewModel(antecedent.Result)));
}
public async Task HandleQueryAsync_WithValidArgs_ReturnsListOfNutrients()
{
// Arrange
var allExpression = ExpressionTemplates.AllExpression <Nutrient>();
var query = new ListNutrients(allExpression);
const int nutrientsCount = 3;
var nutrients = GetFakeNutrients(nutrientsCount);
A.CallTo(() => this.repository.FindAsync(allExpression))
.Returns(Task.FromResult(nutrients));
// Act
var result = await this.sut.HandleQueryAsync(query);
// Assert
result.Should().NotBeNull();
result.Should().NotBeEmpty();
A.CallTo(() => this.repository.FindAsync(allExpression))
.MustHaveHappenedOnceExactly();
}