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Contents
# _____ _
# |_ _|__ ___| |_
# | |/ _ \/ __| __|
# | | __/\__ \ |
# |_|\___||___/\__|
#
# for facets/file/write.rb
# TODO Needs a file mock.
require 'facets/file/write.rb'
require 'test/unit'
require 'tempfile'
class TC_FileWrite < Test::Unit::TestCase
def setup
tmp_dir = Dir::tmpdir # ENV["TMP"] || ENV["TEMP"] || "/tmp"
raise "Can't find temporary directory" unless File.directory?(tmp_dir)
@path = File.join(tmp_dir, "ruby_io_test")
end
# Test File.write
def test_file_write
data_in = "Test data\n"
nbytes = File.write(@path, data_in)
data_out = File.read(@path) # This is standard class method.
assert_equal(data_in, data_out)
assert_equal(data_out.size, nbytes)
end
# Test File.writelines
def test_file_writelines
data_in = %w[one two three four five]
File.writelines(@path, data_in)
data_out = File.readlines(@path) # This is standard class method.
assert_equal(data_in, data_out.map { |l| l.chomp })
end
end
# TODO This isn't right, and I'm concerned about acidentally writing a real file.
# class TestFileWrite < Test::Unit::TestCase
#
# class MockFile < ::File
# def open( fname, mode, &blk )
# blk.call(self)
# end
# def ead( fname=nil )
# @mrock_content.clone
# end
# def write( str )
# @mock_content = str
# end
# def <<( str )
# (@mock_content ||="") << str
# end
# end
#
# File = MockFile.new
#
# def test_create
# f = "not a real file"
# t = 'This is a test'
# File.create( f, t )
# s = File.read( f )
# assert_equal( t, s )
# end
#
# def test_rewrite
# f = "not a real file"
# t = 'This is a test'
# File.write( t )
# File.rewrite(f) { |s| s.reverse! }
# s = File.read(f)
# assert_equal( t.reverse, s )
# end
#
# end
Version data entries
7 entries across 7 versions & 1 rubygems