Fresh start

1 files changed, 89 insertions, 0 deletions

diff --git a/jni/ruby/test/rubygems/test_gem_package_tar_reader.rb b/jni/ruby/test/rubygems/test_gem_package_tar_reader.rb
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index 0000000..aa45417
--- /dev/null
+++ b/jni/ruby/test/rubygems/test_gem_package_tar_reader.rb
@@ -0,0 +1,89 @@
+require 'rubygems/package/tar_test_case'
+require 'rubygems/package'
+
+class TestGemPackageTarReader < Gem::Package::TarTestCase
+
+  def test_each_entry
+    tar = tar_dir_header "foo", "bar", 0, Time.now
+    tar << tar_file_header("bar", "baz", 0, 0, Time.now)
+
+    io = TempIO.new tar
+
+    entries = 0
+
+    Gem::Package::TarReader.new io do |tar_reader|
+      tar_reader.each_entry do |entry|
+        assert_kind_of Gem::Package::TarReader::Entry, entry
+
+        entries += 1
+      end
+    end
+
+    assert_equal 2, entries
+  ensure
+    io.close!
+  end
+
+  def test_rewind
+    content = ('a'..'z').to_a.join(" ")
+
+    str =
+      tar_file_header("lib/foo", "", 010644, content.size, Time.now) +
+        content + "\0" * (512 - content.size)
+    str << "\0" * 1024
+
+    io = TempIO.new(str)
+
+    Gem::Package::TarReader.new(io) do |tar_reader|
+      3.times do
+        tar_reader.rewind
+        i = 0
+        tar_reader.each_entry do |entry|
+          assert_equal(content, entry.read)
+          i += 1
+        end
+        assert_equal(1, i)
+      end
+    end
+  ensure
+    io.close!
+  end
+
+  def test_seek
+    tar = tar_dir_header "foo", "bar", 0, Time.now
+    tar << tar_file_header("bar", "baz", 0, 0, Time.now)
+
+    io = TempIO.new tar
+
+    Gem::Package::TarReader.new io do |tar_reader|
+      tar_reader.seek 'baz/bar' do |entry|
+        assert_kind_of Gem::Package::TarReader::Entry, entry
+
+        assert_equal 'baz/bar', entry.full_name
+      end
+
+      assert_equal 0, io.pos
+    end
+  ensure
+    io.close!
+  end
+
+  def test_seek_missing
+    tar = tar_dir_header "foo", "bar", 0, Time.now
+    tar << tar_file_header("bar", "baz", 0, 0, Time.now)
+
+    io = TempIO.new tar
+
+    Gem::Package::TarReader.new io do |tar_reader|
+      tar_reader.seek 'nonexistent' do |entry|
+        flunk 'entry missing but entry-found block was run'
+      end
+
+      assert_equal 0, io.pos
+    end
+  ensure
+    io.close!
+  end
+
+end
+