public void MergeEmptyChild()
{
ManagedNameValueCollection parent = new ManagedNameValueCollection();
parent.Add("one", "one");
parent.Add("two", "two");
ManagedNameValueCollection child = new ManagedNameValueCollection();
child.MergeEnabled = true;
NameValueCollection mergedMap = (NameValueCollection)child.Merge(parent);
Assert.AreEqual(2, mergedMap.Count);
}
public void MergeSunnyDay()
{
ManagedNameValueCollection parent = new ManagedNameValueCollection();
parent.Add("one", "one");
parent.Add("two", "two");
ManagedNameValueCollection child = new ManagedNameValueCollection();
child.Add("three", "three");
child.MergeEnabled = true;
NameValueCollection mergedList = (NameValueCollection)child.Merge(parent);
Assert.AreEqual(3, mergedList.Count);
}
public void MergeChildValueOverrideTheParents()
{
ManagedNameValueCollection parent = new ManagedNameValueCollection();
parent.Add("one", "one");
parent.Add("two", "two");
ManagedNameValueCollection child = new ManagedNameValueCollection();
child.Add("one", "fork");
child.MergeEnabled = true;
NameValueCollection mergedMap = (NameValueCollection)child.Merge(parent);
Assert.AreEqual(2, mergedMap.Count);
Assert.AreEqual("fork", mergedMap["one"]);
}
public void MergeWithNonCompatibleParentType()
{
ManagedNameValueCollection child = new ManagedNameValueCollection();
child.MergeEnabled = true;
Assert.Throws<InvalidOperationException>(() => child.Merge("hello"));
}
public void MergeNotAllowedWhenMergeNotEnabled()
{
ManagedNameValueCollection child = new ManagedNameValueCollection();
Assert.Throws<InvalidOperationException>(() => child.Merge(null), "Not allowed to merge when the 'MergeEnabled' property is set to 'false'");
}
public void MergeWithNullParent()
{
ManagedNameValueCollection child = new ManagedNameValueCollection();
child.MergeEnabled = true;
Assert.AreSame(child, child.Merge(null));
}
public void MergeWithNonCompatibleParentType()
{
ManagedNameValueCollection child = new ManagedNameValueCollection();
child.MergeEnabled = true;
child.Merge("hello");
}
public void MergeNotAllowedWhenMergeNotEnabled()
{
ManagedNameValueCollection child = new ManagedNameValueCollection();
child.Merge(null);
}