24 lines
501 B
Elixir
24 lines
501 B
Elixir
defmodule Atoms do
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@moduledoc false
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use Koans
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@intro "Atoms"
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koan "Atoms are constants where their name is their own value" do
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adam = :human
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assert adam == :human
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end
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koan "It is surprising to find out that booleans are atoms" do
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assert is_atom(true) == true
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assert is_boolean(false) == true
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assert true == true
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assert false == false
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end
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koan "Like booleans, the nil value is also an atom" do
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assert is_atom(nil) == true
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assert nil == nil
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end
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end
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