public void MacroProcessor_Basic2()
{
var macros = new MacroProcessor();
macros.Add("var1", "HELLO");
macros.Add("var2", "WORLD");
Assert.AreEqual("HELLO", macros["var1"]);
Assert.AreEqual("HELLO", macros["VAR1"]);
Assert.IsNull(macros["VAR3"]);
Assert.AreEqual("HELLO", macros.Expand("$(var1)"));
Assert.AreEqual("WORLD", macros.Expand("$(var2)"));
Assert.AreEqual("HELLO WORLD", macros.Expand("$(var1) $(var2)"));
Assert.AreEqual("prefix HELLO suffix", macros.Expand("prefix $(var1) suffix"));
Assert.AreEqual("HELLO WORLD", macros.Expand("$(VAR1) $(VAR2)"));
macros.Clear();
Assert.AreEqual("$(var1)", macros.Expand("$(var1)"));
macros["VAR3"] = "TEST";
Assert.AreEqual("TEST", macros["var3"]);
Assert.AreEqual("TEST", macros["VAR3"]);
Assert.AreEqual("TEST", macros.Expand("$(var3)"));
Assert.AreEqual("TEST", macros.Expand("$(VAR3)"));
}