public void GetVariableNames_CollectionIsReadOnly()
{
var compiler = new EquationCompiler("a+b+c");
Assert.IsTrue(compiler.GetVariableNames().IsReadOnly);
}
public void GetVariableNames()
{
var compiler = new EquationCompiler("a+b+c");
CollectionAssert.AreEquivalent(new string[] { "a", "b", "c" }, compiler.GetVariableNames());
}