Make sure tests that change Zip defaults reset properly.

test/case_sensitivity_test.rb

@@ -7,7 +7,7 @@ class ZipCaseSensitivityTest < MiniTest::Test
                ['test/data/file2.txt', 'testFILE.rb']]
 
   def teardown
-    ::Zip.case_insensitive_match = false
+    ::Zip.reset!
   end
 
   # Ensure that everything functions normally when +case_insensitive_match = false+

test/deflater_test.rb

@@ -8,6 +8,10 @@ class DeflaterTest < MiniTest::Test
   DEFAULT_COMP_FILE = 'test/data/generated/compressiontest_default_compression.bin'
   NO_COMP_FILE = 'test/data/generated/compressiontest_no_compression.bin'
 
+  def teardown
+    Zip.reset!
+  end
+
   def test_output_operator
     txt = load_file('test/data/file2.txt')
     deflate(txt, DEFLATER_TEST_FILE)

test/encryption_test.rb

@@ -5,12 +5,11 @@ class EncryptionTest < MiniTest::Test
   INPUT_FILE1 = 'test/data/file1.txt'
 
   def setup
-    @default_compression = Zip.default_compression
     Zip.default_compression = ::Zlib::DEFAULT_COMPRESSION
   end
 
   def teardown
-    Zip.default_compression = @default_compression
+    Zip.reset!
   end
 
   def test_encrypt

test/entry_test.rb

@@ -3,6 +3,10 @@ require 'test_helper'
 class ZipEntryTest < MiniTest::Test
   include ZipEntryData
 
+  def teardown
+    ::Zip.reset!
+  end
+
   def test_constructor_and_getters
     entry = ::Zip::Entry.new(
       TEST_ZIPFILE, TEST_NAME,

test/local_entry_test.rb

@@ -5,7 +5,7 @@ class ZipLocalEntryTest < MiniTest::Test
   LEH_FILE = 'test/data/generated/localEntryHeader.bin'
 
   def teardown
-    ::Zip.write_zip64_support = false
+    ::Zip.reset!
   end
 
   def test_read_local_entry_header_of_first_test_zip_entry

test/unicode_file_names_and_comments_test.rb

@@ -3,6 +3,10 @@ require 'test_helper'
 class ZipUnicodeFileNamesAndComments < MiniTest::Test
   FILENAME = File.join(File.dirname(__FILE__), 'test1.zip')
 
+  def teardown
+    ::Zip.reset!
+  end
+
   def test_unicode_file_name
     file_entrys = ['текстовыйфайл.txt', 'Résumé.txt', '슬레이어스휘.txt']
     directory_entrys = ['папка/текстовыйфайл.txt', 'Résumé/Résumé.txt', '슬레이어스휘/슬레이어스휘.txt']