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28 lines
565 B
Ruby
28 lines
565 B
Ruby
# frozen_string_literal: false
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# $Id$
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#
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# scanf for Ruby
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#
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# Ad hoc tests of IO#scanf (needs to be expanded)
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require 'test/unit'
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require 'scanf'
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class TestScanfIO < Test::Unit::TestCase
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def test_io
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File.open(File.join(File.dirname(__FILE__), "data.txt"), "r") do |fh|
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assert_equal(0, fh.pos)
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assert_equal(["this", "is"], fh.scanf("%s%s"))
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assert_equal([33, "little"], fh.scanf("%da fun%s"))
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end
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end
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def test_pipe_scanf
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IO.pipe do |r, w|
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w.write('a')
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w.close
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assert_equal([], r.scanf('a'))
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end
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end
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end
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