public void AddEntryViaCacheShouldBeSuccess()
{
//Arrange
int cacheSize = 16;
int nSet = 3;
string key1 = "key1";
string expectedValue1 = "value1";
string key2 = "key2";
string expectedValue2 = "value2";
string key3 = "key3";
string expectedValue3 = "value3";
var algorithm = new MRUAlgorithm <string, string>();
var cache = new Cache <string, string>(cacheSize, nSet, algorithm);
cache.Put(key1, expectedValue1);
cache.Put(key2, expectedValue2);
cache.Put(key3, expectedValue3);
//Actual
var actualValue1 = algorithm.GetValue(key1);
var actualValue2 = algorithm.GetValue(key2);
var actualValue3 = algorithm.GetValue(key3);
//Assert
Assert.AreEqual(expectedValue1, actualValue1);
Assert.AreEqual(expectedValue2, actualValue2);
Assert.AreEqual(expectedValue3, actualValue3);
}
public void TryGetFromNullCacheShouldBeErrorTest()
{
//Arrange
string key = "134";
var algorithm = new MRUAlgorithm <string, string>();
//Actual
//Assert
Assert.Throws <InvalidOperationException>(() => algorithm.GetValue(key));
}
public void AddEntryCasheListShouldBeSuccess()
{
//Arrange
int key = 178;
int expectedValue = 678;
var algorithm = new MRUAlgorithm <int, int>();
algorithm.Add(key, expectedValue);
//Actual
var actualValue = algorithm.GetValue(key);
//Assert
Assert.AreEqual(expectedValue, actualValue);
}
public void TryUpdateAlreadyLastEntryTest()
{
//Arrange
int cacheSize = 10;
int nSet = 5;
string key = "134";
string value = "2221";
var algorithm = new MRUAlgorithm <string, string>();
var cache = new Cache <string, string>(cacheSize, nSet, algorithm);
cache.Put(key, value);
//Actual
//Assert
Assert.DoesNotThrow(() => algorithm.Update(key));
}
public void UpdateEntryViaAlgorithmShouldBeLast()
{
//Arrange
int key1 = 1;
int value1 = 1;
int key2 = 2;
int value2 = 2;
var algorithm = new MRUAlgorithm <int, int>();
algorithm.Add(key1, value1);
algorithm.Add(key2, value2);
algorithm.Update(key1);
//Actual
//Assert
Assert.IsTrue(algorithm.IsKeyValuePairLast(key1));
}
public void TryRemovePairFromAlgorithmShouldBerRemovedFromCacheTest()
{
//Arrange
int cacheSize = 10;
int nSet = 5;
int key = 134;
string value = "2221";
var algorithm = new MRUAlgorithm <int, string>();
var cache = new Cache <int, string>(cacheSize, nSet, algorithm);
cache.Put(key, value);
algorithm.Remove();
//Actual
//Assert
Assert.Throws <InvalidOperationException>(() => cache.Get(key));
Assert.Throws <InvalidOperationException>(() => algorithm.GetValue(key));
}
public void RemoveEntryViaAlgorithmShouldBeSuccess()
{
//Arrange
int cacheSize = 255;
int nSet = 1;
double key = 6.4;
double value = 2.2;
var algorithm = new MRUAlgorithm <double, double>();
var cache = new Cache <double, double>(cacheSize, nSet, algorithm);
cache.Put(key, value);
algorithm.Remove();
//Actual
//Assert
Assert.Throws <InvalidOperationException>(() => algorithm.GetValue(key));
Assert.Throws <InvalidOperationException>(() => cache.Get(key));
}
public void GetEntryViaCacheShouldBeLast()
{
//Arrange
int cacheSize = 256;
int nSet = 5;
string key1 = "1";
string value1 = "1";
string key2 = "2";
string value2 = "2";
var algorithm = new MRUAlgorithm <string, string>();
var cache = new Cache <string, string>(cacheSize, nSet, algorithm);
cache.Put(key1, value1);
cache.Put(key2, value2);
cache.Get(key1);
//Actual
//Assert
Assert.IsTrue(algorithm.IsKeyValuePairLast(key1));
}
