130 lines
3.8 KiB
Ruby
130 lines
3.8 KiB
Ruby
require 'test/test_helper'
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include Mongo
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class GridTest < Test::Unit::TestCase
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context "Tests:" do
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setup do
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@db ||= Connection.new(ENV['MONGO_RUBY_DRIVER_HOST'] || 'localhost',
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ENV['MONGO_RUBY_DRIVER_PORT'] || Connection::DEFAULT_PORT).db('ruby-mongo-test')
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@files = @db.collection('test-fs.files')
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@chunks = @db.collection('test-fs.chunks')
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end
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teardown do
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@files.remove
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@chunks.remove
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end
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context "A basic grid-stored file" do
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setup do
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@data = "GRIDDATA" * 50000
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@grid = Grid.new(@db, 'test-fs')
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@id = @grid.put(@data, 'sample', :metadata => {'app' => 'photos'})
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end
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should "retrieve the stored data" do
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data = @grid.get(@id).data
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assert_equal @data, data
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end
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should "store the filename" do
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file = @grid.get(@id)
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assert_equal 'sample', file.filename
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end
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should "store any relevant metadata" do
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file = @grid.get(@id)
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assert_equal 'photos', file.metadata['app']
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end
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should "delete the file and any chunks" do
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@grid.delete(@id)
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assert_raise GridError do
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@grid.get(@id)
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end
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assert_equal nil, @db['test-fs']['chunks'].find_one({:files_id => @id})
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end
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end
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context "Filename not required" do
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setup do
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@data = "GRIDDATA" * 50000
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@grid = Grid.new(@db, 'test-fs')
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@metadata = {'app' => 'photos'}
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end
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should "store the file without a filename" do
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id = @grid.put(@data, 'sample', :metadata => @metadata)
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file = @grid.get(id)
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assert_equal 'sample', file.filename
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assert_equal @metadata, file.metadata
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end
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should "store without a filename" do
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id = @grid.put(@data, :metadata => @metadata)
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file = @grid.get(id)
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assert_nil file.filename
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assert_equal @metadata, file.metadata
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end
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should "store with filename and metadata" do
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id = @grid.put(@data, :filename => 'sample', :metadata => @metadata)
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file = @grid.get(id)
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assert_equal 'sample', file.filename
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assert_equal @metadata, file.metadata
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end
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end
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context "Storing data with a length of zero" do
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setup do
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@grid = Grid.new(@db, 'test-fs')
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@id = @grid.put('', 'sample', :metadata => {'app' => 'photos'})
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end
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should "return the zero length" do
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data = @grid.get(@id)
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assert_equal 0, data.read.length
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end
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end
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context "Streaming: " do || {}
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setup do
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def read_and_write_stream(filename, read_length, opts={})
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io = File.open(File.join(File.dirname(__FILE__), 'data', filename), 'r')
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id = @grid.put(io, filename + read_length.to_s, opts)
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file = @grid.get(id)
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io.rewind
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data = io.read
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if data.respond_to?(:force_encoding)
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data.force_encoding(:binary)
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end
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read_data = ""
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while(chunk = file.read(read_length))
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read_data << chunk
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end
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assert_equal data.length, read_data.length
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assert_equal data, read_data, "Unequal!"
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end
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@grid = Grid.new(@db, 'test-fs')
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end
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should "put and get a small io object with a small chunk size" do
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read_and_write_stream('small_data.txt', 1, :chunk_size => 2)
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end
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should "put and get a small io object" do
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read_and_write_stream('small_data.txt', 1)
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end
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should "put and get a large io object when reading smaller than the chunk size" do
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read_and_write_stream('sample_file.pdf', 256 * 1024)
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end
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should "put and get a large io object when reading larger than the chunk size" do
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read_and_write_stream('sample_file.pdf', 300 * 1024)
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end
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end
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end
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end
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