public void Ensure()
{
var dict = new Dictionary<string, int>();
dict.Ensure("a", 1);
Assert.AreEqual("([a,1])", dict.Print());
dict.Ensure("a", 2);
Assert.AreEqual("([a,2])", dict.Print());
}
public void Assoc_IsImmutable()
{
var dict = new Dictionary<string, int>();
dict.Add("a", 1);
var other = dict.Assoc("b", 2);
Assert.AreEqual("([a,1])", dict.Print(),
"Calling Assoc should not change the original dictionary");
}
public void SetVal()
{
var dict = new Dictionary<int, string>();
dict.Add(1, "1");
dict.SetVal(2, "2");
Assert.AreEqual("([1,1],[2,2])", dict.Print());
dict.SetVal(1, "3");
Assert.AreEqual("([1,3],[2,2])", dict.Print());
}
public void Print()
{
var d = new Dictionary<string, object>();
d.Ensure("foo", 1);
d.Ensure("bar", true);
// Note - Print should alphabetize the keys
Assert.AreEqual("([bar,True],[foo,1])", d.Print());
}
public void Print()
{
var list = new Dictionary<string, object>[]
{
new Dictionary<string, object> { { "name", "George" }, { "size", 34 } },
new Dictionary<string, object> { { "name", "Alice" }, { "size", 29 } },
new Dictionary<string, object> { { "name", "Dan" }, { "size", 30 } },
};
Assert.AreEqual(
"(([name,George],[size,34]),([name,Alice],[size,29]),([name,Dan],[size,30]))",
list.Print());
}
public void For()
{
var idx = new Dictionary<char, int?>();
idx.Add('a', null);
idx.Add('b', null);
idx.Add('c', null);
"abc".For((i, c) => idx[c] = i);
Assert.AreEqual("([a,0],[b,1],[c,2])", idx.Print());
}
