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defmodule MfmParser.ReaderTest do
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use ExUnit.Case
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alias MfmParser.Reader
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test "it can peek at the next character" do
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assert Reader.peek("chocolatine") == "c"
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end
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test "it step to the next character" do
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assert Reader.next("chocolatine") == {"c", "hocolatine"}
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end
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test "it returns eof" do
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assert Reader.peek("") == :eof
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assert Reader.next("") == :eof
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end
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end
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