public DefaultPolicy(PollyOptions options,
IOptionsMonitor <PollyOptions> configurationChange, ILogger <HttpClient> logger,
IAsyncCacheProvider <string> cacheProvider, IPolicyRegistry <string> policyRegistry)
{
configurationChange.OnChange(ConfigurationChange_ConfigurationChanged);
_options = options;
_logger = logger;
_cacheProvider = cacheProvider.WithSerializer(new HttpResponseCacheSerializer());
_policyRegistry = policyRegistry;
}
public async Task Single_generic_SerializingCacheProvider_should_not_deserialize_on_get_when_item_not_in_cache()
{
bool deserializeInvoked = false;
StubSerializer <object, StubSerialized> stubSerializer = new StubSerializer <object, StubSerialized>(
serialize: o => new StubSerialized(o),
deserialize: s => { deserializeInvoked = true; return(s.Original); }
);
var stubCacheProvider = new StubCacheProvider();
string key = "some key";
stubCacheProvider.TryGet(key).Item1.Should().BeFalse();
AsyncSerializingCacheProvider <StubSerialized> serializingCacheProvider = new AsyncSerializingCacheProvider <StubSerialized>(stubCacheProvider.AsyncFor <StubSerialized>(), stubSerializer);
(bool cacheHit, object fromCache) = await serializingCacheProvider.TryGetAsync(key, CancellationToken.None, false);
cacheHit.Should().BeFalse();
deserializeInvoked.Should().BeFalse();
fromCache.Should().Be(default);
public async Task Single_generic_SerializingCacheProvider_from_extension_syntax_should_deserialize_on_get()
{
bool deserializeInvoked = false;
StubSerializer <object, StubSerialized> stubSerializer = new StubSerializer <object, StubSerialized>(
serialize: o => new StubSerialized(o),
deserialize: s => { deserializeInvoked = true; return(s.Original); }
);
var stubCacheProvider = new StubCacheProvider();
object objectToCache = new object();
string key = "some key";
await stubCacheProvider.PutAsync(key, new StubSerialized(objectToCache), new Ttl(TimeSpan.FromMinutes(1)), CancellationToken.None, false);
AsyncSerializingCacheProvider <StubSerialized> serializingCacheProvider = stubCacheProvider.AsyncFor <StubSerialized>().WithSerializer(stubSerializer);
(bool cacheHit, object fromCache) = await serializingCacheProvider.TryGetAsync(key, CancellationToken.None, false);
cacheHit.Should().BeTrue();
deserializeInvoked.Should().BeTrue();
fromCache.Should().Be(objectToCache);
}
public async Task Single_generic_SerializingCacheProvider_should_serialize_on_put_for_defaultTResult()
{
bool serializeInvoked = false;
StubSerializer <object, StubSerialized> stubSerializer = new StubSerializer <object, StubSerialized>(
serialize: o => { serializeInvoked = true; return(new StubSerialized(o)); },
deserialize: s => s.Original
);
StubCacheProvider stubCacheProvider = new StubCacheProvider();
object objectToCache = default;
string key = "some key";
AsyncSerializingCacheProvider <StubSerialized> serializingCacheProvider = new AsyncSerializingCacheProvider <StubSerialized>(stubCacheProvider.AsyncFor <StubSerialized>(), stubSerializer);
await serializingCacheProvider.PutAsync(key, objectToCache, new Ttl(TimeSpan.FromMinutes(1)), CancellationToken.None, false);
serializeInvoked.Should().BeTrue();
(bool cacheHit, object fromCache) = stubCacheProvider.TryGet(key);
cacheHit.Should().BeTrue();
fromCache.Should().BeOfType <StubSerialized>()
.Which.Original.Should().Be(objectToCache);
}
public async Task Double_generic_SerializingCacheProvider_from_extension_syntax_should_not_deserialize_on_get_when_item_not_in_cache()
{
bool deserializeInvoked = false;
StubSerializer <ResultPrimitive, StubSerialized <ResultPrimitive> > stubTResultSerializer = new StubSerializer <ResultPrimitive, StubSerialized <ResultPrimitive> >(
serialize: o => new StubSerialized <ResultPrimitive>(o),
deserialize: s => { deserializeInvoked = true; return(s.Original); }
);
var stubCacheProvider = new StubCacheProvider();
string key = "some key";
stubCacheProvider.TryGet(key).Item1.Should().BeFalse();
AsyncSerializingCacheProvider <ResultPrimitive, StubSerialized <ResultPrimitive> > serializingCacheProvider =
stubCacheProvider.AsyncFor <StubSerialized <ResultPrimitive> >().WithSerializer(stubTResultSerializer);
(bool cacheHit, ResultPrimitive fromCache) = await serializingCacheProvider.TryGetAsync(key, CancellationToken.None, false);
cacheHit.Should().BeFalse();
deserializeInvoked.Should().BeFalse();
fromCache.Should().Be(default(ResultPrimitive));
}
public async Task Double_generic_SerializingCacheProvider_from_extension_syntax_should_serialize_on_put()
{
bool serializeInvoked = false;
StubSerializer <ResultPrimitive, StubSerialized <ResultPrimitive> > stubTResultSerializer = new StubSerializer <ResultPrimitive, StubSerialized <ResultPrimitive> >(
serialize: o => { serializeInvoked = true; return(new StubSerialized <ResultPrimitive>(o)); },
deserialize: s => s.Original
);
var stubCacheProvider = new StubCacheProvider();
ResultPrimitive objectToCache = ResultPrimitive.Good;
string key = "some key";
AsyncSerializingCacheProvider <ResultPrimitive, StubSerialized <ResultPrimitive> > serializingCacheProvider =
stubCacheProvider.AsyncFor <StubSerialized <ResultPrimitive> >().WithSerializer(stubTResultSerializer);
await serializingCacheProvider.PutAsync(key, objectToCache, new Ttl(TimeSpan.FromMinutes(1)), CancellationToken.None, false);
serializeInvoked.Should().BeTrue();
(bool cacheHit, object fromCache) = await stubCacheProvider.TryGetAsync(key, CancellationToken.None, false);
cacheHit.Should().BeTrue();
fromCache.Should().BeOfType <StubSerialized <ResultPrimitive> >()
.Which.Original.Should().Be(objectToCache);
}
public async Task Double_generic_SerializingCacheProvider_should_deserialize_on_get()
{
bool deserializeInvoked = false;
StubSerializer <ResultPrimitive, StubSerialized <ResultPrimitive> > stubTResultSerializer = new StubSerializer <ResultPrimitive, StubSerialized <ResultPrimitive> >(
serialize: o => new StubSerialized <ResultPrimitive>(o),
deserialize: s => { deserializeInvoked = true; return(s.Original); }
);
var stubCacheProvider = new StubCacheProvider();
ResultPrimitive objectToCache = ResultPrimitive.Good;
string key = "some key";
AsyncSerializingCacheProvider <ResultPrimitive, StubSerialized <ResultPrimitive> > serializingCacheProvider = new AsyncSerializingCacheProvider <ResultPrimitive, StubSerialized <ResultPrimitive> >(stubCacheProvider.AsyncFor <StubSerialized <ResultPrimitive> >(), stubTResultSerializer);
await stubCacheProvider.PutAsync(key, new StubSerialized <ResultPrimitive>(objectToCache), new Ttl(TimeSpan.FromMinutes(1)), CancellationToken.None, false);
(bool cacheHit, object fromCache) = await serializingCacheProvider.TryGetAsync(key, CancellationToken.None, false);
cacheHit.Should().BeTrue();
deserializeInvoked.Should().BeTrue();
fromCache.Should().Be(objectToCache);
}