4 files changed, 11 insertions, 11 deletions
diff --git a/test/plum/hpack/test_context.rb b/test/plum/hpack/test_context.rb
index 4a54e6c..b04aaf2 100644
--- a/test/plum/hpack/test_context.rb
+++ b/test/plum/hpack/test_context.rb
@@ -1,6 +1,6 @@
-require "test_helper"
+require_relative "../../utils"
 
-class HPACKContextTest < Minitest::Test
+class HPACKContextTest < Test::Unit::TestCase
   def test_store
     context = new_context
     context.store("あああ", "いい")
@@ -58,7 +58,7 @@ class HPACKContextTest < Minitest::Test
   def new_context(limit = 1 << 31)
     klass = Class.new {
       include Plum::HPACK::Context
-      public *Plum::HPACK::Context.private_instance_methods
+      public(*Plum::HPACK::Context.private_instance_methods)
     }
     klass.new(limit)
   end
diff --git a/test/plum/hpack/test_decoder.rb b/test/plum/hpack/test_decoder.rb
index 9a500f7..d927f71 100644
--- a/test/plum/hpack/test_decoder.rb
+++ b/test/plum/hpack/test_decoder.rb
@@ -1,6 +1,6 @@
-require "test_helper"
+require_relative "../../utils"
 
-class HPACKDecoderTest < Minitest::Test
+class HPACKDecoderTest < Test::Unit::TestCase
   # C.1.1
   def test_hpack_read_integer_small
     buf = [0b11001010, 0b00001111].pack("C*")
diff --git a/test/plum/hpack/test_encoder.rb b/test/plum/hpack/test_encoder.rb
index a0096ed..b76f2a5 100644
--- a/test/plum/hpack/test_encoder.rb
+++ b/test/plum/hpack/test_encoder.rb
@@ -1,6 +1,6 @@
-require "test_helper"
+require_relative "../../utils"
 
-class HPACKEncoderTest < Minitest::Test
+class HPACKEncoderTest < Test::Unit::TestCase
   # C.1.1
   def test_hpack_encode_integer_small
     result = new_encoder(1 << 31).__send__(:encode_integer, 10, 5, 0b00000000)
@@ -41,10 +41,10 @@ class HPACKEncoderTest < Minitest::Test
   def test_hpack_encode_without_indexing
     encoder = new_encoder(1 << 31, indexing: false)
     headers1 = [["custom-key", "custom-header"]]
-    ret1 = encoder.encode(headers1)
+    encoder.encode(headers1)
     assert_equal([], encoder.dynamic_table)
     headers2 = [[":method", "custom-header"]]
-    ret2 = encoder.encode(headers2)
+    encoder.encode(headers2)
     assert_equal([], encoder.dynamic_table)
   end
 
diff --git a/test/plum/hpack/test_huffman.rb b/test/plum/hpack/test_huffman.rb
index 27c3411..d30f759 100644
--- a/test/plum/hpack/test_huffman.rb
+++ b/test/plum/hpack/test_huffman.rb
@@ -1,6 +1,6 @@
-require "test_helper"
+require_relative "../../utils"
 
-class HPACKHuffmanTest < Minitest::Test
+class HPACKHuffmanTest < Test::Unit::TestCase
   def test_hpack_huffman_encode
     text = "\x10\x60\x2a\x1d\x94\x47\x82\x2c\x3d\x19\xbf\x8e\xd9\x24\xba\xe6\xb4\x1a\xe1\x5c\x39\x0f\x61\xf4\x3b\x08\x62\x54\x15\x0c"
     expected = "\xff\xff\xfe\xdf\xff\xbf\x3f\xff\xff\xf3\xff\xff\xdd\x8b\xff\xf9\xfe\xa0\xff\xff\xff\x5f\xff\xfe\x3f\xff\xfd\x7f\xff\xe5\xff\xcf\xff\xfc\x7f\xff\xe8\xff\xff\xdb\xff\xff\xfe\xdf\xff\xfe\x7f\xff\xc1\xff\xff\xff\xec\x1f\xff\xff\xe7\xfb\xff\xff\xfe\x88\xf7\xff\xff\xff\x97\xff\xff\xf5\x7f"