public void TestModification()
{
var col = new IgniteSessionStateItemCollection();
// Populate and check.
col["key"] = "val";
col["1"] = 1;
Assert.AreEqual("val", col["key"]);
Assert.AreEqual(1, col["1"]);
Assert.AreEqual(2, col.Count);
Assert.IsTrue(col.Dirty);
CollectionAssert.AreEquivalent(new[] {"key", "1"}, col);
CollectionAssert.AreEquivalent(new[] {"key", "1"}, col.Keys);
// Modify using index.
col[0] = "val1";
col[1] = 2;
Assert.AreEqual("val1", col["key"]);
Assert.AreEqual(2, col["1"]);
// Modify using key.
col["1"] = 3;
col["key"] = "val2";
Assert.AreEqual("val2", col["key"]);
Assert.AreEqual(3, col["1"]);
// CopyTo.
var keys = new string[5];
col.CopyTo(keys, 2);
Assert.AreEqual(new[] {null, null, "key", "1", null}, keys);
// Remove.
col["2"] = 2;
col["3"] = 3;
col.Remove("invalid");
Assert.AreEqual(4, col.Count);
col.Remove("1");
Assert.AreEqual(new[] { "key", "2", "3" }, col.OfType<string>());
Assert.AreEqual(null, col["1"]);
Assert.AreEqual("val2", col["key"]);
Assert.AreEqual("val2", col[0]);
Assert.AreEqual(2, col["2"]);
Assert.AreEqual(2, col[1]);
Assert.AreEqual(3, col["3"]);
Assert.AreEqual(3, col[2]);
// RemoveAt.
col.RemoveAt(0);
Assert.AreEqual(new[] { "2", "3" }, col.OfType<string>());
// Clear.
Assert.AreEqual(2, col.Count);
col.Clear();
Assert.AreEqual(0, col.Count);
// Set dirty.
var col1 = new IgniteSessionStateItemCollection {Dirty = true};
Assert.IsTrue(col1.Dirty);
}
