/// <summary>Return capacity as percentage of total memory</summary>
private static void TestCapacity(long maxMemory, double percent)
{
int capacity = LightWeightGSet.ComputeCapacity(maxMemory, percent, "map");
LightWeightGSet.Log.Info("Validating - total memory " + maxMemory + " percent " +
percent + " returned capacity " + capacity);
// Returned capacity is zero or power of two
Assert.True(IsPowerOfTwo(capacity));
// Ensure the capacity returned is the nearest to the asked perecentage
int capacityPercent = GetPercent(maxMemory, capacity);
if (capacityPercent == percent)
{
return;
}
else
{
if (capacityPercent > percent)
{
Assert.True(GetPercent(maxMemory, capacity * 2) > percent);
}
else
{
Assert.True(GetPercent(maxMemory, capacity / 2) < percent);
}
}
}
private static GSet <TestGSet.IntElement, TestGSet.IntElement> CreateGSet(TestGSet.IntElement
[] data)
{
GSet <TestGSet.IntElement, TestGSet.IntElement> gset = new LightWeightGSet <TestGSet.IntElement
, TestGSet.IntElement>(8);
for (int i = 1; i < data.Length; i++)
{
gset.Put(data[i]);
}
return(gset);
}
public virtual void TestRemoveAllViaIterator()
{
AList <int> list = GetRandomList(100, 123);
LightWeightGSet <TestLightWeightGSet.TestElement, TestLightWeightGSet.TestElement>
set = new LightWeightGSet <TestLightWeightGSet.TestElement, TestLightWeightGSet.TestElement
>(16);
foreach (int i in list)
{
set.Put(new TestLightWeightGSet.TestElement(i));
}
for (IEnumerator <TestLightWeightGSet.TestElement> iter = set.GetEnumerator(); iter
.HasNext();)
{
iter.Next();
iter.Remove();
}
Assert.Equal(0, set.Size());
}
public virtual void TestRemoveSomeViaIterator()
{
AList <int> list = GetRandomList(100, 123);
LightWeightGSet <TestLightWeightGSet.TestElement, TestLightWeightGSet.TestElement>
set = new LightWeightGSet <TestLightWeightGSet.TestElement, TestLightWeightGSet.TestElement
>(16);
foreach (int i in list)
{
set.Put(new TestLightWeightGSet.TestElement(i));
}
long sum = 0;
for (IEnumerator <TestLightWeightGSet.TestElement> iter = set.GetEnumerator(); iter
.HasNext();)
{
sum += iter.Next().GetVal();
}
long mode = sum / set.Size();
Log.Info("Removing all elements above " + mode);
for (IEnumerator <TestLightWeightGSet.TestElement> iter_1 = set.GetEnumerator(); iter_1
.HasNext();)
{
int item = iter_1.Next().GetVal();
if (item > mode)
{
iter_1.Remove();
}
}
for (IEnumerator <TestLightWeightGSet.TestElement> iter_2 = set.GetEnumerator(); iter_2
.HasNext();)
{
Assert.True(iter_2.Next().GetVal() <= mode);
}
}
/// <summary>
/// Test for
/// <see cref="LightWeightGSet{K, E}.ComputeCapacity(double, string)"/>
/// with invalid negative max memory
/// </summary>
public virtual void TestComputeCapacityInvalidMemory()
{
LightWeightGSet.ComputeCapacity(-1, 50.0, "testMap");
}
/// <summary>
/// Test for
/// <see cref="LightWeightGSet{K, E}.ComputeCapacity(double, string)"/>
/// with invalid percent greater than 100.
/// </summary>
public virtual void TestComputeCapacityInvalidPercent()
{
LightWeightGSet.ComputeCapacity(1024, 101.0, "testMap");
}
/// <summary>
/// Test for
/// <see cref="LightWeightGSet{K, E}.ComputeCapacity(double, string)"/>
/// with invalid percent less than 0.
/// </summary>
public virtual void TestComputeCapacityNegativePercent()
{
LightWeightGSet.ComputeCapacity(1024, -1.0, "testMap");
}
public virtual void TestExceptionCases()
{
{
//test contains
LightWeightGSet <int, int> gset = new LightWeightGSet <int, int>(16);
try
{
//test contains with a null element
gset.Contains(null);
NUnit.Framework.Assert.Fail();
}
catch (ArgumentNullException e)
{
LightWeightGSet.Log.Info("GOOD: getting " + e, e);
}
}
{
//test get
LightWeightGSet <int, int> gset = new LightWeightGSet <int, int>(16);
try
{
//test get with a null element
gset.Get(null);
NUnit.Framework.Assert.Fail();
}
catch (ArgumentNullException e)
{
LightWeightGSet.Log.Info("GOOD: getting " + e, e);
}
}
{
//test put
LightWeightGSet <int, int> gset = new LightWeightGSet <int, int>(16);
try
{
//test put with a null element
gset.Put(null);
NUnit.Framework.Assert.Fail();
}
catch (ArgumentNullException e)
{
LightWeightGSet.Log.Info("GOOD: getting " + e, e);
}
try
{
//test putting an element which is not implementing LinkedElement
gset.Put(1);
NUnit.Framework.Assert.Fail();
}
catch (ArgumentException e)
{
LightWeightGSet.Log.Info("GOOD: getting " + e, e);
}
}
{
//test iterator
TestGSet.IntElement[] data = new TestGSet.IntElement[5];
for (int i = 0; i < data.Length; i++)
{
data[i] = new TestGSet.IntElement(i, i);
}
for (int v = 1; v < data.Length - 1; v++)
{
{
//test remove while iterating
GSet <TestGSet.IntElement, TestGSet.IntElement> gset = CreateGSet(data);
foreach (TestGSet.IntElement i_1 in gset)
{
if (i_1.value == v)
{
//okay because data[0] is not in gset
gset.Remove(data[0]);
}
}
try
{
//exception because data[1] is in gset
foreach (TestGSet.IntElement i_2 in gset)
{
if (i_2.value == v)
{
gset.Remove(data[1]);
}
}
NUnit.Framework.Assert.Fail();
}
catch (ConcurrentModificationException e)
{
LightWeightGSet.Log.Info("GOOD: getting " + e, e);
}
}
{
//test put new element while iterating
GSet <TestGSet.IntElement, TestGSet.IntElement> gset = CreateGSet(data);
try
{
foreach (TestGSet.IntElement i_1 in gset)
{
if (i_1.value == v)
{
gset.Put(data[0]);
}
}
NUnit.Framework.Assert.Fail();
}
catch (ConcurrentModificationException e)
{
LightWeightGSet.Log.Info("GOOD: getting " + e, e);
}
}
{
//test put existing element while iterating
GSet <TestGSet.IntElement, TestGSet.IntElement> gset = CreateGSet(data);
try
{
foreach (TestGSet.IntElement i_1 in gset)
{
if (i_1.value == v)
{
gset.Put(data[3]);
}
}
NUnit.Framework.Assert.Fail();
}
catch (ConcurrentModificationException e)
{
LightWeightGSet.Log.Info("GOOD: getting " + e, e);
}
}
}
}
}
internal SetIterator(LightWeightGSet <K, E> _enclosing)
{
this._enclosing = _enclosing;
}
