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33 lines
1.8 KiB
Ruby
33 lines
1.8 KiB
Ruby
require 'abstract_unit'
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require 'active_support/core_ext/object/blank'
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class GzipTest < ActiveSupport::TestCase
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def test_compress_should_decompress_to_the_same_value
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assert_equal "Hello World", ActiveSupport::Gzip.decompress(ActiveSupport::Gzip.compress("Hello World"))
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assert_equal "Hello World", ActiveSupport::Gzip.decompress(ActiveSupport::Gzip.compress("Hello World", Zlib::NO_COMPRESSION))
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assert_equal "Hello World", ActiveSupport::Gzip.decompress(ActiveSupport::Gzip.compress("Hello World", Zlib::BEST_SPEED))
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assert_equal "Hello World", ActiveSupport::Gzip.decompress(ActiveSupport::Gzip.compress("Hello World", Zlib::BEST_COMPRESSION))
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assert_equal "Hello World", ActiveSupport::Gzip.decompress(ActiveSupport::Gzip.compress("Hello World", nil, Zlib::FILTERED))
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assert_equal "Hello World", ActiveSupport::Gzip.decompress(ActiveSupport::Gzip.compress("Hello World", nil, Zlib::HUFFMAN_ONLY))
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assert_equal "Hello World", ActiveSupport::Gzip.decompress(ActiveSupport::Gzip.compress("Hello World", nil, nil))
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end
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def test_compress_should_return_a_binary_string
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compressed = ActiveSupport::Gzip.compress('')
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assert_equal Encoding.find('binary'), compressed.encoding
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assert !compressed.blank?, "a compressed blank string should not be blank"
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end
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def test_compress_should_return_gzipped_string_by_compression_level
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source_string = "Hello World"*100
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gzipped_by_speed = ActiveSupport::Gzip.compress(source_string, Zlib::BEST_SPEED)
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assert_equal 1, Zlib::GzipReader.new(StringIO.new(gzipped_by_speed)).level
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gzipped_by_best_compression = ActiveSupport::Gzip.compress(source_string, Zlib::BEST_COMPRESSION)
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assert_equal 9, Zlib::GzipReader.new(StringIO.new(gzipped_by_best_compression)).level
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assert_equal true, (gzipped_by_best_compression.bytesize < gzipped_by_speed.bytesize)
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end
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end
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