104 lines
2.4 KiB
Ruby
104 lines
2.4 KiB
Ruby
require 'test_helper'
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require 'zip/ioextras'
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class AbstractInputStreamTest < MiniTest::Unit::TestCase
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# AbstractInputStream subclass that provides a read method
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TEST_LINES = ["Hello world#{$/}",
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"this is the second line#{$/}",
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"this is the last line"]
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TEST_STRING = TEST_LINES.join
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class TestAbstractInputStream
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include ::Zip::IOExtras::AbstractInputStream
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def initialize(aString)
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super()
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@contents = aString
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@readPointer = 0
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end
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def sysread(charsToRead, buf = nil)
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retVal=@contents[@readPointer, charsToRead]
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@readPointer+=charsToRead
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return retVal
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end
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def produce_input
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sysread(100)
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end
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def input_finished?
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@contents[@readPointer] == nil
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end
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end
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def setup
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@io = TestAbstractInputStream.new(TEST_STRING)
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end
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def test_gets
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assert_equal(TEST_LINES[0], @io.gets)
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assert_equal(1, @io.lineno)
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assert_equal(TEST_LINES[0].length, @io.pos)
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assert_equal(TEST_LINES[1], @io.gets)
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assert_equal(2, @io.lineno)
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assert_equal(TEST_LINES[2], @io.gets)
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assert_equal(3, @io.lineno)
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assert_equal(nil, @io.gets)
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assert_equal(4, @io.lineno)
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end
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def test_getsMultiCharSeperator
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assert_equal("Hell", @io.gets("ll"))
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assert_equal("o world#{$/}this is the second l", @io.gets("d l"))
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end
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LONG_LINES = [
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'x'*48 + "\r\n",
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'y'*49 + "\r\n",
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'rest',
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]
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def test_getsMulitCharSeperator_split
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io = TestAbstractInputStream.new(LONG_LINES.join)
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assert_equal(LONG_LINES[0], io.gets("\r\n"))
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assert_equal(LONG_LINES[1], io.gets("\r\n"))
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assert_equal(LONG_LINES[2], io.gets("\r\n"))
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end
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def test_getsWithSepAndIndex
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io = TestAbstractInputStream.new(LONG_LINES.join)
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assert_equal('x', io.gets("\r\n", 1))
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assert_equal('x'*47 + "\r", io.gets("\r\n", 48))
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assert_equal("\n", io.gets(nil, 1))
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assert_equal('yy', io.gets(nil, 2))
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end
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def test_getsWithIndex
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assert_equal(TEST_LINES[0], @io.gets(100))
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assert_equal('this', @io.gets(4))
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end
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def test_each_line
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lineNumber=0
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@io.each_line {
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|line|
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assert_equal(TEST_LINES[lineNumber], line)
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lineNumber+=1
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}
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end
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def test_readlines
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assert_equal(TEST_LINES, @io.readlines)
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end
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def test_readline
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test_gets
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begin
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@io.readline
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fail "EOFError expected"
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rescue EOFError
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end
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end
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end
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