public async Task GetCategoriesPreviewRepositoryHitCountTest()
{
// Arrange
var hitCount = 0;
_repositoryMock.GetCategoriesPreviewFunc = () =>
{
hitCount++;
return(new List <CategoryPreviewContract>
{
new CategoryPreviewContract()
});
};
// Act
for (var i = 0; i < 5; i++)
{
await _cachedRepository.GetCategoriesPreview(10);
}
// Verify that we hit the repository only once.
Assert.AreEqual(1, hitCount);
await Task.Delay(_memoryCacheService.ExpirationTimeSpan + TimeSpan.FromSeconds(1));
// Act
for (var i = 0; i < 5; i++)
{
await _cachedRepository.GetCategoriesPreview(10);
}
// Verify that we hit the repository twice.
Assert.AreEqual(2, hitCount);
}