public void EnumeratorOnlyReturnsItemsOfCorrectType()
{
var items = new object[] { 1, "string" };
using (var comCleanupEnumerator = new ComCleanupEnumerator <string>(items.GetEnumerator(), o => {}))
{
comCleanupEnumerator.MoveNext();
Assert.Equal("string", comCleanupEnumerator.Current);
Assert.Equal(false, comCleanupEnumerator.MoveNext());
}
}
public void EnumeratorOnlyReturnsItemsOfCorrectType()
{
var items = new object[] { 1, "string" };
using (var comCleanupEnumerator = new ComCleanupEnumerator<string>(items.GetEnumerator(), o => {}))
{
comCleanupEnumerator.MoveNext();
Assert.Equal("string", comCleanupEnumerator.Current);
Assert.Equal(false, comCleanupEnumerator.MoveNext());
}
}
public void EnumeratorCallsCleanupOnSingleElement()
{
var cleanupCalled = false;
var enumerable = new[] { "string" };
using (var comCleanupEnumerator = new ComCleanupEnumerator <string>(enumerable.GetEnumerator(), o => cleanupCalled = true))
{
//Move to first item, then move next will return false because no more elements
comCleanupEnumerator.MoveNext();
comCleanupEnumerator.MoveNext();
}
Assert.True(cleanupCalled);
}
public void EnumeratorCallsCleanupOnSingleElement()
{
var cleanupCalled = false;
var enumerable = new[] { "string" };
using (var comCleanupEnumerator = new ComCleanupEnumerator<string>(enumerable.GetEnumerator(), o => cleanupCalled = true))
{
//Move to first item, then move next will return false because no more elements
comCleanupEnumerator.MoveNext();
comCleanupEnumerator.MoveNext();
}
Assert.True(cleanupCalled);
}
public void EnumeratorCallsCleanupIfDisposeCalledBeforeMoveNextReturnsFalse()
{
var cleanupCalled = false;
var enumerable = new[] { "string" };
using (var comCleanupEnumerator = new ComCleanupEnumerator <string>(enumerable.GetEnumerator(), o => cleanupCalled = true))
{
//MoveNext will return true, leaving the current value not cleaned up yet.
comCleanupEnumerator.MoveNext();
}
Assert.True(cleanupCalled);
}
public void EnumeratorCallsCleanupIfDisposeCalledBeforeMoveNextReturnsFalse()
{
var cleanupCalled = false;
var enumerable = new[] { "string" };
using (var comCleanupEnumerator = new ComCleanupEnumerator<string>(enumerable.GetEnumerator(), o => cleanupCalled = true))
{
//MoveNext will return true, leaving the current value not cleaned up yet.
comCleanupEnumerator.MoveNext();
}
Assert.True(cleanupCalled);
}