public void RecentlyUsedLookupTest()
{
string value;
MruCache <int, string> mruCache = new MruCache <int, string>(100);
for (int i = 0; i < 200; ++i)
{
mruCache.TryAddValue(i, i.ToString());
for (int j = 0; j < i; j += 10)
{
Assert.True(mruCache.TryGetValue(j, out value));
Assert.Equal(j.ToString(), value);
}
}
for (int j = 0; j < 100; j += 10)
{
Assert.True(mruCache.TryGetValue(j, out value));
Assert.Equal(j.ToString(), value);
}
for (int i = 170; i < 200; ++i)
{
Assert.True(mruCache.TryGetValue(i, out value));
Assert.Equal(i.ToString(), value);
}
}
public void RaiseCallStateChanged(Call call)
{
CallStateChangedEventArgs ea;
if (_eaCache.TryGetValue(new ValueWrapper <int>(call.Id), out ea))
{
ea.InviteState = call.InviteState;
ea.MediaState = call.MediaState;
CallStateChanged(this, ea);
}
}
public void Clear_removes_all_entries()
{
var cache = new MruCache <int, string>(capacity: 3);
cache.Add(1, "one");
cache.Add(2, "two");
cache.Add(3, "three");
cache.Clear();
Assert.False(cache.TryGetValue(1, out _));
Assert.False(cache.TryGetValue(2, out _));
Assert.False(cache.TryGetValue(3, out _));
}
public static Func <object[], TResult> GetFunc <TResult>
(
CodeActivityMetadata metadata
, ConstructorInfo constructorInfo
, MruCache <ConstructorInfo, Func <object[], TResult> > cache
, ReaderWriterLockSlim locker
)
{
Func <object[], TResult> func = null;
if (constructorInfo != null)
{
locker.EnterWriteLock();
try
{
cache.TryGetValue(constructorInfo, out func);
}
finally
{
locker.ExitWriteLock();
}
}
if (func == null)
{
func = GetFunc <TResult>(metadata, constructorInfo);
if (constructorInfo != null)
{
locker.EnterWriteLock();
try
{
//MruCache has on ContainsKey(), so we use TryGetValue()
Func <object[], TResult> result = null;
if (!cache.TryGetValue(constructorInfo, out result))
{
cache.Add(constructorInfo, func);
}
else
{
func = result;
}
}
finally
{
locker.ExitWriteLock();
}
}
}
return(func);
}
public void TryRemove_removes_existing_entries()
{
var cache = new MruCache <int, string>(capacity: 3);
cache.Add(1, "one");
cache.Add(2, "two");
cache.Add(3, "three");
Assert.True(cache.TryRemove(1, out var removed));
Assert.AreEqual("one", removed);
Assert.False(cache.TryGetValue(1, out _));
Assert.True(cache.TryGetValue(2, out _));
Assert.True(cache.TryGetValue(3, out _));
}
private void AppendEnumAsString(StringBuilder sb, Enum value)
{
if (!_enumCache.TryGetValue(value, out var textValue))
{
textValue = value.ToString();
_enumCache.TryAddValue(value, textValue);
}
sb.Append(textValue);
}
public void SimpleCacheAddAndLookupTest()
{
MruCache <int, string> mruCache = new MruCache <int, string>(100);
for (int i = 0; i < 100; ++i)
{
mruCache.TryAddValue(i, i.ToString());
}
string value;
for (int i = 0; i < 100; ++i)
{
Assert.True(mruCache.TryGetValue(i, out value));
Assert.Equal(i.ToString(), value);
}
Assert.False(mruCache.TryGetValue(101, out value));
}
public void OverflowCacheAndLookupTest()
{
MruCache <int, string> mruCache = new MruCache <int, string>(100);
for (int i = 0; i < 200; ++i)
{
mruCache.TryAddValue(i, i.ToString());
}
string value;
Assert.False(mruCache.TryGetValue(0, out value));
Assert.False(mruCache.TryGetValue(90, out value));
for (int i = 120; i < 200; ++i)
{
Assert.True(mruCache.TryGetValue(i, out value));
Assert.Equal(i.ToString(), value);
}
}
private string EnumAsString(Enum value)
{
string textValue;
if (!_enumCache.TryGetValue(value, out textValue))
{
textValue = Convert.ToString(value, CultureInfo.InvariantCulture);
_enumCache.TryAddValue(value, textValue);
}
return(textValue);
}
public void OverflowFreshCacheAndLookupTest()
{
string value;
MruCache <int, string> mruCache = new MruCache <int, string>(100);
for (int i = 0; i < 200; ++i)
{
mruCache.TryAddValue(i, i.ToString());
Assert.True(mruCache.TryGetValue(i, out value)); // No longer a virgin
Assert.Equal(i.ToString(), value);
}
for (int j = 0; j < 2; ++j)
{
for (int i = 110; i < 200; ++i)
{
if (!mruCache.TryGetValue(i, out value))
{
mruCache.TryAddValue(i, i.ToString());
Assert.True(mruCache.TryGetValue(i, out value));
}
}
}
for (int i = 300; i < 310; ++i)
{
mruCache.TryAddValue(i, i.ToString());
}
int cacheCount = 0;
for (int i = 110; i < 200; ++i)
{
if (mruCache.TryGetValue(i, out value))
{
++cacheCount;
}
}
Assert.True(cacheCount > 60); // See that old cache was not killed
}
public void RaiseCallStateChanged(ICallInternal call)
{
CallStateChangedEventArgs ea;
if (_eaCache.TryGetValue(new ValueWrapper <int>(call.Id), out ea))
{
ea.InviteState = call.InviteState;
ea.MediaState = call.MediaState;
//try
//{
// if (_syncContext != null)
// _syncContext.Post(s => CallStateChanged(this, ea), null);
// else
// CallStateChanged(this, ea);
//}
//catch (InvalidOperationException)
//{
CallStateChanged(this, ea);
//}
}
}
/// <summary>
/// Get properties, cached for a type
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
private KeyValuePair <PropertyInfo[], ReflectionHelpers.LateBoundMethod[]> GetProps(object value)
{
var type = value.GetType();
KeyValuePair <PropertyInfo[], ReflectionHelpers.LateBoundMethod[]> props;
if (_propsCache.TryGetValue(type, out props))
{
if (props.Key.Length != 0 && props.Value.Length == 0)
{
var lateBoundMethods = new ReflectionHelpers.LateBoundMethod[props.Key.Length];
for (int i = 0; i < props.Key.Length; i++)
{
lateBoundMethods[i] = ReflectionHelpers.CreateLateBoundMethod(props.Key[i].GetGetMethod());
}
props = new KeyValuePair <PropertyInfo[], ReflectionHelpers.LateBoundMethod[]>(props.Key, lateBoundMethods);
_propsCache.TryAddValue(type, props);
}
return(props);
}
PropertyInfo[] properties = null;
try
{
properties = type.GetProperties(PublicProperties);
}
catch (Exception ex)
{
InternalLogger.Warn(ex, "Failed to get JSON properties for type: {0}", type);
}
finally
{
if (properties == null)
{
properties = ArrayHelper.Empty <PropertyInfo>();
}
}
// Skip Index-Item-Properties (Ex. public string this[int Index])
foreach (var prop in properties)
{
if (!prop.CanRead || prop.GetIndexParameters().Length != 0 || prop.GetGetMethod() == null)
{
properties = properties.Where(p => p.CanRead && p.GetIndexParameters().Length == 0 && p.GetGetMethod() != null).ToArray();
break;
}
}
props = new KeyValuePair <PropertyInfo[], ReflectionHelpers.LateBoundMethod[]>(properties, ArrayHelper.Empty <ReflectionHelpers.LateBoundMethod>());
_propsCache.TryAddValue(type, props);
return(props);
}
public void when_TryGetValue_called_with_nonexistent_key__should_return_false()
{
var mruCache = new MruCache<ValueWrapper<int>, object>(12);
object added = new object();
var key = new ValueWrapper<int>(0);
mruCache.Add(key, added);
object res;
Assert.IsFalse(mruCache.TryGetValue(new ValueWrapper<int>(1), out res));
Assert.IsNull(res);
}
public void when_TryGetValue_called_with_existing_key__should_return_what_it_was_provided()
{
var mruCache = new MruCache<ValueWrapper<int>, object>(12);
object added = new object();
var key = new ValueWrapper<int>(0);
mruCache.Add(key, added);
object res;
Assert.IsTrue(mruCache.TryGetValue(new ValueWrapper<int>(0), out res));
Assert.AreEqual(added, res);
}
internal static Func <object, object[], object> GetFunc(CodeActivityMetadata metadata, MethodInfo methodInfo,
MruCache <MethodInfo, Func <object, object[], object> > cache, ReaderWriterLockSlim locker, bool valueTypeReference = false)
{
Func <object, object[], object> func = null;
locker.EnterWriteLock();
try
{
cache.TryGetValue(methodInfo, out func);
}
finally
{
locker.ExitWriteLock();
}
if (func == null)
{
func = GetFunc(metadata, methodInfo, valueTypeReference);
locker.EnterWriteLock();
try
{
//MruCache has on ContainsKey(), so we use TryGetValue()
Func <object, object[], object> result = null;
if (!cache.TryGetValue(methodInfo, out result))
{
cache.Add(methodInfo, func);
}
else
{
func = result;
}
}
finally
{
locker.ExitWriteLock();
}
}
return(func);
}
public void OverflowVersionCacheAndLookupTest()
{
string value;
MruCache <int, string> mruCache = new MruCache <int, string>(100);
for (int i = 0; i < 200; ++i)
{
mruCache.TryAddValue(i, i.ToString());
Assert.True(mruCache.TryGetValue(i, out value)); // No longer a virgin
Assert.Equal(i.ToString(), value);
}
for (int i = 0; i < 90; ++i)
{
Assert.False(mruCache.TryGetValue(i, out value));
}
for (int i = 140; i < 200; ++i)
{
Assert.True(mruCache.TryGetValue(i, out value));
Assert.Equal(i.ToString(), value);
}
}
public void when_TryGetValue_called_with_nonexistent_key__should_return_false()
{
var mruCache = new MruCache <ValueWrapper <int>, object>(12);
object added = new object();
var key = new ValueWrapper <int>(0);
mruCache.Add(key, added);
object res;
Assert.IsFalse(mruCache.TryGetValue(new ValueWrapper <int>(1), out res));
Assert.IsNull(res);
}
public void when_TryGetValue_called_with_existing_key__should_return_what_it_was_provided()
{
var mruCache = new MruCache <ValueWrapper <int>, object>(12);
object added = new object();
var key = new ValueWrapper <int>(0);
mruCache.Add(key, added);
object res;
Assert.IsTrue(mruCache.TryGetValue(new ValueWrapper <int>(0), out res));
Assert.AreEqual(added, res);
}
/// <summary>
/// Get properties, cached for a type
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
private KeyValuePair <PropertyInfo[], ReflectionHelpers.LateBoundMethod[]> GetProps(object value)
{
var type = value.GetType();
KeyValuePair <PropertyInfo[], ReflectionHelpers.LateBoundMethod[]> props;
if (_propsCache.TryGetValue(type, out props))
{
if (props.Key.Length != 0 && props.Value.Length == 0)
{
var lateBoundMethods = new ReflectionHelpers.LateBoundMethod[props.Key.Length];
for (int i = 0; i < props.Key.Length; i++)
{
lateBoundMethods[i] = ReflectionHelpers.CreateLateBoundMethod(props.Key[i].GetGetMethod());
}
props = new KeyValuePair <PropertyInfo[], ReflectionHelpers.LateBoundMethod[]>(props.Key, lateBoundMethods);
_propsCache.TryAddValue(type, props);
}
return(props);
}
PropertyInfo[] properties = null;
try
{
properties = type.GetProperties(PublicProperties);
}
catch (Exception ex)
{
Common.InternalLogger.Warn(ex, "Failed to get JSON properties for type: {0}", type);
}
finally
{
if (properties == null)
{
properties = ArrayHelper.Empty <PropertyInfo>();
}
}
props = new KeyValuePair <PropertyInfo[], ReflectionHelpers.LateBoundMethod[]>(properties, ArrayHelper.Empty <ReflectionHelpers.LateBoundMethod>());
_propsCache.TryAddValue(type, props);
return(props);
}
public void TryGetValue_renews_lifespan_of_entry()
{
var cache = new MruCache <int, string>(capacity: 3);
cache.Add(1, "one");
cache.Add(2, "two");
cache.Add(3, "three");
Assert.True(cache.TryGetValue(3, out _));
Assert.True(cache.TryGetValue(2, out _));
Assert.True(cache.TryGetValue(1, out _));
cache.Add(4, "four");
Assert.True(cache.TryGetValue(1, out _));
Assert.True(cache.TryGetValue(2, out _));
Assert.False(cache.TryGetValue(3, out _));
Assert.True(cache.TryGetValue(4, out _));
}
public void Add_expires_last_used_entry_when_at_capacity()
{
var cache = new MruCache <int, string>(capacity: 3);
cache.Add(1, "one");
cache.Add(2, "two");
cache.Add(3, "three");
Assert.True(cache.TryGetValue(1, out _));
Assert.True(cache.TryGetValue(2, out _));
Assert.True(cache.TryGetValue(3, out _));
cache.Add(4, "four");
Assert.False(cache.TryGetValue(1, out _));
Assert.True(cache.TryGetValue(2, out _));
Assert.True(cache.TryGetValue(3, out _));
Assert.True(cache.TryGetValue(4, out _));
}
