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require 'test_helper'
class ZipFileExtractTest < MiniTest::Test
include CommonZipFileFixture
EXTRACTED_FILENAME = 'test/data/generated/extEntry'
ENTRY_TO_EXTRACT, *REMAINING_ENTRIES = TEST_ZIP.entry_names.reverse
def setup
super
::File.delete(EXTRACTED_FILENAME) if ::File.exist?(EXTRACTED_FILENAME)
end
def test_extract
::Zip::File.open(TEST_ZIP.zip_name) do |zf|
zf.extract(ENTRY_TO_EXTRACT, EXTRACTED_FILENAME)
assert(File.exist?(EXTRACTED_FILENAME))
AssertEntry.assert_contents(EXTRACTED_FILENAME,
zf.get_input_stream(ENTRY_TO_EXTRACT) { |is| is.read })
::File.unlink(EXTRACTED_FILENAME)
entry = zf.get_entry(ENTRY_TO_EXTRACT)
entry.extract(EXTRACTED_FILENAME)
assert(File.exist?(EXTRACTED_FILENAME))
AssertEntry.assert_contents(EXTRACTED_FILENAME,
entry.get_input_stream { |is| is.read })
end
end
def test_extract_exists
writtenText = 'written text'
::File.open(EXTRACTED_FILENAME, 'w') { |f| f.write(writtenText) }
assert_raises(::Zip::DestinationFileExistsError) do
::Zip::File.open(TEST_ZIP.zip_name) do |zf|
zf.extract(zf.entries.first, EXTRACTED_FILENAME)
end
end
File.open(EXTRACTED_FILENAME, 'r') do |f|
assert_equal(writtenText, f.read)
end
end
def test_extract_exists_overwrite
writtenText = 'written text'
::File.open(EXTRACTED_FILENAME, 'w') { |f| f.write(writtenText) }
gotCalledCorrectly = false
::Zip::File.open(TEST_ZIP.zip_name) do |zf|
zf.extract(zf.entries.first, EXTRACTED_FILENAME) do |entry, extractLoc|
gotCalledCorrectly = zf.entries.first == entry &&
extractLoc == EXTRACTED_FILENAME
true
end
end
assert(gotCalledCorrectly)
::File.open(EXTRACTED_FILENAME, 'r') do |f|
assert(writtenText != f.read)
end
end
def test_extract_non_entry
zf = ::Zip::File.new(TEST_ZIP.zip_name)
assert_raises(Errno::ENOENT) { zf.extract('nonExistingEntry', 'nonExistingEntry') }
ensure
zf.close if zf
end
def test_extract_non_entry_2
outFile = 'outfile'
assert_raises(Errno::ENOENT) do
zf = ::Zip::File.new(TEST_ZIP.zip_name)
nonEntry = 'hotdog-diddelidoo'
assert(!zf.entries.include?(nonEntry))
zf.extract(nonEntry, outFile)
zf.close
end
assert(!File.exist?(outFile))
end
end
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