sdk/ruby/test/test_keep_manifest.rb

   1 require "minitest/autorun"
   2 require "arvados/keep"
   3
   4 def random_block(size=nil)
   5   sprintf("%032x+%d", rand(16 ** 32), size || rand(64 * 1024 * 1024))
   6 end
   7
   8 class ManifestTest < Minitest::Test
   9   SIMPLEST_MANIFEST = ". #{random_block(9)} 0:9:simple.txt\n"
  10   MULTIBLOCK_FILE_MANIFEST =
  11     [". #{random_block(8)} 0:4:repfile 4:4:uniqfile",
  12      "./s1 #{random_block(6)} 0:3:repfile 3:3:uniqfile",
  13      ". #{random_block(8)} 0:7:uniqfile2 7:1:repfile\n"].join("\n")
  14   MULTILEVEL_MANIFEST =
  15     [". #{random_block(9)} 0:3:file1 3:3:file2 6:3:file3\n",
  16      "./dir1 #{random_block(9)} 0:3:file1 3:3:file2 6:3:file3\n",
  17      "./dir1/subdir #{random_block(9)} 0:3:file1 3:3:file2 6:3:file3\n",
  18      "./dir2 #{random_block(9)} 0:3:file1 3:3:file2 6:3:file3\n"].join("")
  19
  20   def check_stream(stream, exp_name, exp_blocks, exp_files)
  21     assert_equal(exp_name, stream.first)
  22     assert_equal(exp_blocks, stream[1].map(&:to_s))
  23     assert_equal(exp_files, stream.last)
  24   end
  25
  26   def test_simple_each_line_array
  27     manifest = Keep::Manifest.new(SIMPLEST_MANIFEST)
  28     stream_name, block_s, file = SIMPLEST_MANIFEST.strip.split
  29     stream_a = manifest.each_line.to_a
  30     assert_equal(1, stream_a.size, "wrong number of streams")
  31     check_stream(stream_a.first, stream_name, [block_s], [file])
  32   end
  33
  34   def test_simple_each_line_block
  35     manifest = Keep::Manifest.new(SIMPLEST_MANIFEST)
  36     result = []
  37     manifest.each_line do |stream, blocks, files|
  38       result << files
  39     end
  40     assert_equal([[SIMPLEST_MANIFEST.split.last]], result,
  41                  "wrong result from each_line block")
  42   end
  43
  44   def test_multilevel_each_line
  45     manifest = Keep::Manifest.new(MULTILEVEL_MANIFEST)
  46     seen = []
  47     manifest.each_line do |stream, blocks, files|
  48       refute(seen.include?(stream),
  49              "each_line already yielded stream #{stream}")
  50       seen << stream
  51       assert_equal(3, files.size, "wrong file count for stream #{stream}")
  52     end
  53     assert_equal(4, seen.size, "wrong number of streams")
  54   end
  55
  56   def test_empty_each_line
  57     assert_empty(Keep::Manifest.new("").each_line.to_a)
  58   end
  59
  60   def test_empty_line_within_manifest
  61     block_s = random_block
  62     manifest = Keep::Manifest.
  63       new([". #{block_s} 0:1:file1 1:2:file2\n",
  64            "\n",
  65            ". #{block_s} 3:3:file3 6:4:file4\n"].join(""))
  66     streams = manifest.each_line.to_a
  67     assert_equal(2, streams.size)
  68     check_stream(streams[0], ".", [block_s], ["0:1:file1", "1:2:file2"])
  69     check_stream(streams[1], ".", [block_s], ["3:3:file3", "6:4:file4"])
  70   end
  71
  72   def test_backslash_escape_parsing
  73     m_text = "./dir\\040name #{random_block} 0:0:file\\\\name\\011\\here.txt\n"
  74     manifest = Keep::Manifest.new(m_text)
  75     streams = manifest.each_line.to_a
  76     assert_equal(1, streams.size, "wrong number of streams with whitespace")
  77     assert_equal("./dir name", streams.first.first,
  78                  "wrong stream name with whitespace")
  79     assert_equal(["0:0:file\\name\t\\here.txt"], streams.first.last,
  80                  "wrong filename(s) with whitespace")
  81   end
  82
  83   def test_simple_files
  84     manifest = Keep::Manifest.new(SIMPLEST_MANIFEST)
  85     assert_equal([[".", "simple.txt", 9]], manifest.files)
  86   end
  87
  88   def test_multilevel_files
  89     manifest = Keep::Manifest.new(MULTILEVEL_MANIFEST)
  90     seen = Hash.new { |this, key| this[key] = [] }
  91     manifest.files.each do |stream, basename, size|
  92       refute(seen[stream].include?(basename),
  93              "each_file repeated #{stream}/#{basename}")
  94       seen[stream] << basename
  95       assert_equal(3, size, "wrong size for #{stream}/#{basename}")
  96     end
  97     seen.each_pair do |stream, basenames|
  98       assert_equal(%w(file1 file2 file3), basenames.sort,
  99                    "wrong file list for #{stream}")
 100     end
 101   end
 102
 103   def test_files_with_colons_in_names
 104     manifest = Keep::Manifest.new(". #{random_block(9)} 0:9:file:test.txt\n")
 105     assert_equal([[".", "file:test.txt", 9]], manifest.files)
 106   end
 107
 108   def test_files_spanning_multiple_blocks
 109     manifest = Keep::Manifest.new(MULTIBLOCK_FILE_MANIFEST)
 110     assert_equal([[".", "repfile", 5],
 111                   [".", "uniqfile", 4],
 112                   [".", "uniqfile2", 7],
 113                   ["./s1", "repfile", 3],
 114                   ["./s1", "uniqfile", 3]],
 115                  manifest.files.sort)
 116   end
 117
 118   def test_minimum_file_count_simple
 119     manifest = Keep::Manifest.new(SIMPLEST_MANIFEST)
 120     assert(manifest.minimum_file_count?(1), "real minimum file count false")
 121     refute(manifest.minimum_file_count?(2), "fake minimum file count true")
 122   end
 123
 124   def test_minimum_file_count_multiblock
 125     manifest = Keep::Manifest.new(MULTIBLOCK_FILE_MANIFEST)
 126     assert(manifest.minimum_file_count?(2), "low minimum file count false")
 127     assert(manifest.minimum_file_count?(5), "real minimum file count false")
 128     refute(manifest.minimum_file_count?(6), "fake minimum file count true")
 129   end
 130
 131   def test_exact_file_count_simple
 132     manifest = Keep::Manifest.new(SIMPLEST_MANIFEST)
 133     assert(manifest.exact_file_count?(1), "exact file count false")
 134     refute(manifest.exact_file_count?(0), "-1 file count true")
 135     refute(manifest.exact_file_count?(2), "+1 file count true")
 136   end
 137
 138   def test_exact_file_count_multiblock
 139     manifest = Keep::Manifest.new(MULTIBLOCK_FILE_MANIFEST)
 140     assert(manifest.exact_file_count?(5), "exact file count false")
 141     refute(manifest.exact_file_count?(4), "-1 file count true")
 142     refute(manifest.exact_file_count?(6), "+1 file count true")
 143   end
 144
 145   def test_has_file
 146     manifest = Keep::Manifest.new(MULTIBLOCK_FILE_MANIFEST)
 147     assert(manifest.has_file?("./repfile"), "one-arg repfile not found")
 148     assert(manifest.has_file?(".", "repfile"), "two-arg repfile not found")
 149     assert(manifest.has_file?("./s1/repfile"), "one-arg s1/repfile not found")
 150     assert(manifest.has_file?("./s1", "repfile"), "two-arg s1/repfile not found")
 151     refute(manifest.has_file?("./s1/uniqfile2"), "one-arg missing file found")
 152     refute(manifest.has_file?("./s1", "uniqfile2"), "two-arg missing file found")
 153     refute(manifest.has_file?("./s2/repfile"), "one-arg missing stream found")
 154     refute(manifest.has_file?("./s2", "repfile"), "two-arg missing stream found")
 155   end
 156 end