public void TestHistoryQueue()
{
RapidFindReplaceControlViewModel model = new RapidFindReplaceControlViewModel();
model.QueryHistoryCapacity = 5;
Assert.AreEqual(0, model.QueryHistory.Count);
model.AddQueryToHistory("t1");
Assert.AreEqual(1, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[]{"t1"}));
model.AddQueryToHistory("t2");
Assert.AreEqual(2, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t2", "t1" }));
model.AddQueryToHistory("t3");
Assert.AreEqual(3, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t3", "t2", "t1" }));
model.AddQueryToHistory("t4");
Assert.AreEqual(4, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t4", "t3", "t2", "t1" }));
model.AddQueryToHistory("t5");
Assert.AreEqual(5, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t5", "t4", "t3", "t2", "t1" }));
model.AddQueryToHistory("t6");
Assert.AreEqual(5, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t6", "t5", "t4", "t3", "t2" }));
model.QueryHistoryCapacity = 3;
Assert.AreEqual(3, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t6", "t5", "t4" }));
model.AddQueryToHistory("t7");
Assert.AreEqual(3, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t7", "t6", "t5" }));
model.QueryHistoryCapacity = 6;
Assert.AreEqual(3, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t7", "t6", "t5" }));
model.AddQueryToHistory("t8");
Assert.AreEqual(4, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t8", "t7", "t6", "t5" }));
model.AddQueryToHistory("t9");
Assert.AreEqual(5, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t9", "t8", "t7", "t6", "t5" }));
model.AddQueryToHistory("t10");
Assert.AreEqual(6, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t10", "t9", "t8", "t7", "t6", "t5" }));
model.AddQueryToHistory("t11");
Assert.AreEqual(6, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { "t11", "t10", "t9", "t8", "t7", "t6" }));
model.QueryHistoryCapacity = 0;
Assert.AreEqual(0, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { }));
model.AddQueryToHistory("t11");
Assert.AreEqual(0, model.QueryHistory.Count);
Assert.IsTrue(CheckContents(model.QueryHistory.GetEnumerator(), new string[] { }));
}