16 lines
354 B
Ruby
16 lines
354 B
Ruby
require 'test/unit'
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require 'stringio'
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class TestStringIO < Test::Unit::TestCase
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def test_empty_file
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f = StringIO.new("")
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assert_equal("", f.read(0))
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assert_equal("", f.read)
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assert_equal(nil, f.read(0))
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f = StringIO.new("")
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assert_equal(nil, f.read(1))
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assert_equal(nil, f.read)
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assert_equal(nil, f.read(1))
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end
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end
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