public async Task QueryAsync_WhenCalledAndCountryCollectionWasNotReturnedFromContactRepository_AssertApplyLogicForPrincipalWasNotCalledOnCountryHelper()
{
QueryHandler sut = CreateSut(false);
await sut.QueryAsync(new EmptyQuery());
_countryHelperMock.Verify(m => m.ApplyLogicForPrincipal(It.IsAny <IEnumerable <ICountry> >()), Times.Never);
}
public async Task QueryAsync_WhenCalled_AssertGetCountriesAsyncWasCalledOnContactRepository()
{
QueryHandler sut = CreateSut();
await sut.QueryAsync(new EmptyQuery());
_contactRepositoryMock.Verify(m => m.GetCountriesAsync(), Times.Once);
}
public void QueryAsync_WhenQueryIsNull_ThrowsArgumentNullException()
{
QueryHandler sut = CreateSut();
ArgumentNullException result = Assert.ThrowsAsync <ArgumentNullException>(async() => await sut.QueryAsync(null));
Assert.That(result.ParamName, Is.EqualTo("query"));
}
public async Task QueryAsync_WhenCalledAndCountryCollectionWasReturnedFromContactRepository_ReturnsCountryCollectionFromCountryHelper()
{
IEnumerable <ICountry> countryCollection = _fixture.CreateMany <ICountry>(_random.Next(5, 10)).ToList();
QueryHandler sut = CreateSut(countryCollection: countryCollection);
IEnumerable <ICountry> result = await sut.QueryAsync(new EmptyQuery());
Assert.That(result, Is.EqualTo(countryCollection));
}
public async Task QueryAsync_WhenCalledAndCountryCollectionWasReturnedFromContactRepository_AssertApplyLogicForPrincipalWasCalledOnCountryHelperWithCountryCollectionFromContactRepository()
{
IEnumerable <ICountry> countryCollection = _fixture.CreateMany <ICountry>(_random.Next(5, 10)).ToList();
QueryHandler sut = CreateSut(countryCollection: countryCollection);
await sut.QueryAsync(new EmptyQuery());
_countryHelperMock.Verify(m => m.ApplyLogicForPrincipal(It.Is <IEnumerable <ICountry> >(value => Equals(value, countryCollection))), Times.Once);
}
public async Task QueryAsync_WhenCalledAndCountryCollectionWasNotReturnedFromContactRepository_ReturnsEmptyCountryCollection()
{
QueryHandler sut = CreateSut(false);
IList <ICountry> result = (await sut.QueryAsync(new EmptyQuery())).ToList();
Assert.That(result, Is.Not.Null);
Assert.That(result, Is.Empty);
}