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defmodule Test.Unit.AstWalkerTest do
use ExUnit.Case
import EarmarkParser.Ast.Renderer.AstWalker, only: [walk: 2, walk: 3]
describe "walk a list" do
test "empty" do
assert walk([], & &1) == []
end
test "one element" do
str = "do not use a palindrome here"
assert walk([str], &String.reverse/1) == [String.reverse(str)]
end
end
describe "walk a map" do
test "empty" do
assert walk(%{}, & &1) == %{}
end
test "one element" do
str = "do not use a palindrome here"
assert walk(%{str: str}, &String.reverse/1, true) == %{str: String.reverse(str)}
end
end
describe "walk a tuple" do
test "empty" do
assert walk({}, & &1) == {}
end
test "one element" do
str = "do not use a palindrome here"
assert walk({str}, &String.reverse/1, true) == {String.reverse(str)}
end
end
end
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