diff --git a/spec/qiniu/image_spec.rb b/spec/qiniu/image_spec.rb
index 986c9c0..b6d054a 100755
--- a/spec/qiniu/image_spec.rb
+++ b/spec/qiniu/image_spec.rb
@@ -11,14 +11,18 @@ module Qiniu
 
       before :all do
 
-        @bucket = 'RubySdkTest' + (Time.now.to_i+rand(1000)).to_s
-        @key = "image_logo_for_test.png"
+        ### 复用RubySDK-Test-Storage空间
+        @bucket = 'RubySDK-Test-Storage'
+        @bucket = make_unique_bucket(@bucket)
 
+        ### 尝试创建空间
         result = Qiniu.mkbucket(@bucket)
         puts result.inspect
-        result.should be_true
 
-        local_file = File.expand_path('../' + @key, __FILE__)
+        pic_fname = "image_logo_for_test.png"
+        @key = make_unique_key_in_bucket(pic_fname)
+
+        local_file = File.expand_path('../' + pic_fname, __FILE__)
 
         upopts = {
             :scope => @bucket,
@@ -53,9 +57,7 @@ module Qiniu
       end
 
       after :all do
-        result = Qiniu.drop(@bucket)
-        puts result.inspect
-        result.should_not be_false
+        ### 不删除Bucket以备下次使用
       end
 
       context ".info" do
diff --git a/spec/qiniu/management_spec.rb b/spec/qiniu/management_spec.rb
index 383c2c8..34ab775 100755
--- a/spec/qiniu/management_spec.rb
+++ b/spec/qiniu/management_spec.rb
@@ -11,21 +11,24 @@ module Qiniu
     describe Storage do
 
       before :all do
-        @bucket = 'RubySdkTest' + (Time.now.to_i+rand(1000)).to_s
-        @key = Digest::SHA1.hexdigest((Time.now.to_i+rand(100)).to_s)
-        @key2 = @key + rand(100).to_s
+        @bucket = 'RubySDK-Test-Management'
+        @bucket = make_unique_bucket(@bucket)
 
-        code, data = Storage.mkbucket(@bucket)
-        puts [code, data].inspect
-        code.should == 200
+        ### 尝试创建Bucket
+        result = Qiniu.mkbucket(@bucket)
+        puts result.inspect
+
+        @key = Digest::SHA1.hexdigest((Time.now.to_i+rand(100)).to_s)
+        @key = make_unique_key_in_bucket(@key)
+
+        @key2 = @key + rand(100).to_s
       end
 
       after :all do
-        code, data = Storage.drop(@bucket)
-        puts [code, data].inspect
-        code.should == 200
+        ### 不删除Bucket以备下次使用
       end
 
+      ### 准备数据
       context ".put_file" do
         it "should works" do
           code, data = Storage.put_file(__FILE__, @bucket, @key, 'application/x-ruby', 'customMeta', true)
@@ -34,6 +37,7 @@ module Qiniu
         end
       end
 
+      ### 列举Bucket
       context ".buckets" do
         it "should works" do
           code, data = Storage.buckets
@@ -52,7 +56,7 @@ module Qiniu
 
       context ".get" do
         it "should works" do
-          code, data = Storage.get(@bucket, @key, "rs_spec.rb", 1)
+          code, data = Storage.get(@bucket, @key)
           code.should == 200
           puts data.inspect
         end
@@ -88,10 +92,6 @@ module Qiniu
           code.should == 200
           puts data.inspect
 
-          #code2, data2 = Qiniu.stat(@bucket, @key2)
-          #code2.should == 200
-          #puts data2.inspect
-
           code, data = Storage.delete @bucket, @key2
           code.should == 200
           puts data.inspect
@@ -104,34 +104,12 @@ module Qiniu
           code.should == 200
           puts data.inspect
 
-          #code2, data2 = Qiniu.stat(@bucket, @key2)
-          #code2.should == 200
-          #puts data2.inspect
-
           code3, data3 = Storage.batch_move @bucket, @key2, @bucket, @key
           code3.should == 200
           puts data3.inspect
         end
       end
 
-=begin
-      context ".publish" do
-        it "should works" do
-          code, data = Qiniu.publish(@domain, @bucket)
-          code.should == 200
-          puts data.inspect
-        end
-      end
-
-      context ".unpublish" do
-        it "should works" do
-          code, data = Qiniu.unpublish(@domain)
-          code.should == 200
-          puts data.inspect
-        end
-      end
-=end
-
       context ".move" do
         it "should works" do
           code, data = Storage.move(@bucket, @key, @bucket, @key2)
@@ -154,9 +132,9 @@ module Qiniu
           code.should == 200
           puts data.inspect
 
-          #code2, data2 = Qiniu.stat(@bucket, @key2)
-          #code2.should == 200
-          #puts data2.inspect
+          code, data = Storage.delete(@bucket, @key2)
+          code.should == 200
+          puts data.inspect
         end
       end
 
@@ -168,14 +146,6 @@ module Qiniu
         end
       end
 
-      context ".drop" do
-        it "should works" do
-          code, data = Storage.drop(@bucket)
-          code.should == 200
-          puts data.inspect
-        end
-      end
-
     end
   end # module Storage
 end # module Qiniu
diff --git a/spec/qiniu/misc_spec.rb b/spec/qiniu/misc_spec.rb
index f9fa2c5..c49f818 100755
--- a/spec/qiniu/misc_spec.rb
+++ b/spec/qiniu/misc_spec.rb
@@ -10,16 +10,16 @@ module Qiniu
     describe Misc do
 
       before :all do
-        @bucket = 'RubySdkTest' + (Time.now.to_i+rand(1000)).to_s
+        ### 复用RubySDK-Test-Management空间
+        @bucket = 'RubySDK-Test-Management'
+        @bucket = make_unique_bucket(@bucket)
+
         result = Qiniu.mkbucket(@bucket)
         puts result.inspect
-        result.should_not be_false
       end
 
       after :all do
-        result = Qiniu.drop(@bucket)
-        puts result.inspect
-        result.should_not be_false
+        ### 不删除Bucket以备下次使用
       end
 
       context ".set_protected" do
diff --git a/spec/qiniu/qiniu_spec.rb b/spec/qiniu/qiniu_spec.rb
index 0c266b6..86a014e 100755
--- a/spec/qiniu/qiniu_spec.rb
+++ b/spec/qiniu/qiniu_spec.rb
@@ -9,19 +9,21 @@ module Qiniu
   describe Qiniu do
 
     before :all do
-      @bucket = 'RubySdkTest' + (Time.now.to_i+rand(1000)).to_s
+      @bucket = 'RubySDK-Test'
+      @bucket = make_unique_bucket(@bucket)
+
+      @test_image_bucket = @bucket
+
+      ### 尝试创建Bucket
+      result = Qiniu.mkbucket(@bucket)
+      puts result.inspect
+
       @key = Digest::SHA1.hexdigest Time.now.to_s
+      @key = make_unique_key_in_bucket(@key)
+
       @key2 = @key + rand(100).to_s
       #@domain = @bucket + '.dn.qbox.me'
 
-      result = Qiniu.mkbucket(@bucket)
-      result.should_not be_false
-
-      @test_image_bucket = 'RubySdkTest' + (Time.now.to_i+rand(1000)).to_s
-      result2 = Qiniu.mkbucket(@test_image_bucket)
-      puts result2.inspect
-      result2.should be_true
-
       @test_image_key = 'image_logo_for_test.png'
       local_file = File.expand_path('./' + @test_image_key, File.dirname(__FILE__))
       puts local_file.inspect
@@ -32,16 +34,7 @@ module Qiniu
     end
 
     after :all do
-      #result = Qiniu.unpublish(@domain)
-      #result.should_not be_false
-
-      result1 = Qiniu.drop(@bucket)
-      puts result1.inspect
-      result1.should_not be_false
-
-      result2 = Qiniu.drop(@test_image_bucket)
-      puts result2.inspect
-      result2.should_not be_false
+      ### 不删除Bucket以备下次使用
     end
 
     context ".put_file" do
@@ -180,7 +173,7 @@ module Qiniu
 
     context ".get" do
       it "should works" do
-        result = Qiniu.get(@bucket, @key, "rs_spec.rb", 10)
+        result = Qiniu.get(@bucket, @key, "qiniu_spec.rb", 10)
         result.should_not be_false
         result.should_not be_empty
         puts result.inspect
@@ -232,24 +225,6 @@ module Qiniu
       end
     end
 
-=begin
-    context ".publish" do
-      it "should works" do
-        result = Qiniu.publish(@domain, @bucket)
-        result.should_not be_false
-      end
-    end
-=end
-
-=begin
-    context ".unpublish" do
-      it "should works" do
-        result = Qiniu.unpublish(@domain)
-        result.should_not be_false
-      end
-    end
-=end
-
 =begin
     context ".batch_copy" do
       it "should works" do
@@ -293,8 +268,8 @@ module Qiniu
         result = Qiniu.copy(@bucket, @key, @bucket, @key2)
         result.should_not be_false
 
-        #result2 = Qiniu.stat(@bucket, @key2)
-        #result2.should_not be_false
+        result3 = Qiniu.delete(@bucket, @key2)
+        result3.should_not be_false
       end
     end
 
@@ -305,13 +280,6 @@ module Qiniu
       end
     end
 
-    context ".drop" do
-      it "should works" do
-        result = Qiniu.drop(@bucket)
-        result.should_not be_false
-      end
-    end
-
     context ".image_info" do
       it "should works" do
         data = Qiniu.get(@test_image_bucket, @test_image_key)
@@ -325,19 +293,6 @@ module Qiniu
       end
     end
 
-=begin
-    context ".image_exif" do
-      it "should works" do
-        data = Qiniu.get(@test_image_bucket, @test_image_key)
-        data.should_not be_false
-        data.should_not be_empty
-        puts data.inspect
-        result = Qiniu.image_exif(data["url"])
-        puts result.inspect
-      end
-    end
-=end
-
     context ".image_mogrify_save_as" do
       it "should works" do
         data = Qiniu.get(@test_image_bucket, @test_image_key)
diff --git a/spec/qiniu/upload_spec.rb b/spec/qiniu/upload_spec.rb
index 4739c31..895d54a 100755
--- a/spec/qiniu/upload_spec.rb
+++ b/spec/qiniu/upload_spec.rb
@@ -10,41 +10,48 @@ module Qiniu
     describe Storage do
 
       before :all do
-        @bucket = 'RubySdkTest' + (Time.now.to_i+rand(1000)).to_s
-        @key = Digest::SHA1.hexdigest((Time.now.to_i+rand(100)).to_s)
-
-        @localfile1 = "bigfile.txt"
-        File.open(@localfile1, "w"){|f| 5242888.times{ f.write(rand(9).to_s) }}
-        @key1 = Digest::SHA1.hexdigest(@localfile1+Time.now.to_s)
-
-        @localfile2 = "bigfile2.txt"
-        File.open(@localfile2, "w"){|f| (1 << 22).times{ f.write(rand(9).to_s) }}
-        @key2 = Digest::SHA1.hexdigest(@localfile2+Time.now.to_s)
-
-        @localfile3 = "bigfile3.txt"
-        File.open(@localfile3, "w"){|f| (1 << 23).times{ f.write(rand(9).to_s) }}
-        @key3 = Digest::SHA1.hexdigest(@localfile3+Time.now.to_s)
-
-        @localfile4 = "smallfile.txt"
-        File.open(@localfile4, "w"){|f| (1 << 20).times{ f.write(rand(9).to_s) }}
-        @key4 = Digest::SHA1.hexdigest(@localfile4+Time.now.to_s)
+        @bucket = 'RubySDK-Test-Storage'
+        @bucket = make_unique_bucket(@bucket)
 
+        ### 尝试创建Bucket
         result = Qiniu.mkbucket(@bucket)
         puts result.inspect
-        result.should be_true
+
+        @key = Digest::SHA1.hexdigest((Time.now.to_i+rand(100)).to_s)
+        @key = make_unique_key_in_bucket(@key)
+
+        @localfile_5m = "5M.txt"
+        File.open(@localfile_5m, "w"){|f| 5242888.times{ f.write(rand(9).to_s) }}
+        @key_5m = Digest::SHA1.hexdigest(@localfile_5m+Time.now.to_s)
+        @key_5m = make_unique_key_in_bucket(@key_5m)
+
+        @localfile_4m = "4M.txt"
+        File.open(@localfile_4m, "w"){|f| (1 << 22).times{ f.write(rand(9).to_s) }}
+        @key_4m = Digest::SHA1.hexdigest(@localfile_4m+Time.now.to_s)
+        @key_4m = make_unique_key_in_bucket(@key_4m)
+
+        @localfile_8m = "8M.txt"
+        File.open(@localfile_8m, "w"){|f| (1 << 23).times{ f.write(rand(9).to_s) }}
+        @key_8m = Digest::SHA1.hexdigest(@localfile_8m+Time.now.to_s)
+        @key_8m = make_unique_key_in_bucket(@key_8m)
+
+        @localfile_1m = "1M.txt"
+        File.open(@localfile_1m, "w"){|f| (1 << 20).times{ f.write(rand(9).to_s) }}
+        @key_1m = Digest::SHA1.hexdigest(@localfile_1m+Time.now.to_s)
+        @key_1m = make_unique_key_in_bucket(@key_1m)
       end
 
       after :all do
-        File.unlink(@localfile1) if File.exists?(@localfile1)
-        File.unlink(@localfile2) if File.exists?(@localfile2)
-        File.unlink(@localfile3) if File.exists?(@localfile3)
-        File.unlink(@localfile4) if File.exists?(@localfile4)
+        ### 清除本地临时文件
+        File.unlink(@localfile_5m) if File.exists?(@localfile_5m)
+        File.unlink(@localfile_4m) if File.exists?(@localfile_4m)
+        File.unlink(@localfile_8m) if File.exists?(@localfile_8m)
+        File.unlink(@localfile_1m) if File.exists?(@localfile_1m)
 
-        result = Qiniu.drop(@bucket)
-        puts result.inspect
-        result.should_not be_false
+        ### 不删除Bucket以备下次使用
       end
 
+      ### 测试单文件直传
       context ".put_file" do
         it "should works" do
           code, data = Qiniu::Storage.put_file(__FILE__, @bucket, @key, 'application/x-ruby', 'customMeta', true)
@@ -53,6 +60,22 @@ module Qiniu
         end
       end
 
+      context ".stat" do
+        it "should exists" do
+          code, data = Qiniu::Storage.stat(@bucket, @key)
+          puts data.inspect
+          code.should == 200
+        end
+      end
+
+      context ".delete" do
+        it "should works" do
+          code, data = Qiniu::Storage.delete(@bucket, @key)
+          puts data.inspect
+          code.should == 200
+        end
+      end
+
       context ".upload_with_token" do
         it "should works" do
           upopts = {:scope => @bucket, :expires_in => 3600, :customer => "why404@gmail.com"}
@@ -63,6 +86,22 @@ module Qiniu
         end
       end
 
+      context ".stat" do
+        it "should exists" do
+          code, data = Qiniu::Storage.stat(@bucket, @key)
+          puts data.inspect
+          code.should == 200
+        end
+      end
+
+      context ".delete" do
+        it "should works" do
+          code, data = Qiniu::Storage.delete(@bucket, @key)
+          puts data.inspect
+          code.should == 200
+        end
+      end
+
       context ".upload_with_token_2" do
         it "should works" do
           upopts = {:scope => @bucket, :expires_in => 3600, :endUser => "why404@gmail.com"}
@@ -75,19 +114,9 @@ module Qiniu
         end
       end # .upload_with_token_2
 
-      context ".resumable_upload_with_token" do
-        it "should works" do
-          upopts = {:scope => @bucket, :expires_in => 3600, :customer => "why404@gmail.com"}
-          uptoken = Qiniu.generate_upload_token(upopts)
-          code, data = Qiniu::Storage.resumable_upload_with_token(uptoken, @localfile1, @bucket, @key1)
-          puts data.inspect
-          (code/100).should == 2
-        end
-      end
-
       context ".stat" do
         it "should exists" do
-          code, data = Qiniu::Storage.stat(@bucket, @key1)
+          code, data = Qiniu::Storage.stat(@bucket, @key)
           puts data.inspect
           code.should == 200
         end
@@ -95,7 +124,34 @@ module Qiniu
 
       context ".delete" do
         it "should works" do
-          code, data = Qiniu::Storage.delete(@bucket, @key1)
+          code, data = Qiniu::Storage.delete(@bucket, @key)
+          puts data.inspect
+          code.should == 200
+        end
+      end
+
+      ### 测试断点续上传
+      context ".resumable_upload_with_token" do
+        it "should works" do
+          upopts = {:scope => @bucket, :expires_in => 3600, :customer => "why404@gmail.com"}
+          uptoken = Qiniu.generate_upload_token(upopts)
+          code, data = Qiniu::Storage.resumable_upload_with_token(uptoken, @localfile_5m, @bucket, @key_5m)
+          puts data.inspect
+          (code/100).should == 2
+        end
+      end
+
+      context ".stat" do
+        it "should exists" do
+          code, data = Qiniu::Storage.stat(@bucket, @key_5m)
+          puts data.inspect
+          code.should == 200
+        end
+      end
+
+      context ".delete" do
+        it "should works" do
+          code, data = Qiniu::Storage.delete(@bucket, @key_5m)
           puts data.inspect
           code.should == 200
         end
@@ -105,7 +161,7 @@ module Qiniu
         it "should works" do
           upopts = {:scope => @bucket, :expires_in => 3600, :customer => "why404@gmail.com"}
           uptoken = Qiniu.generate_upload_token(upopts)
-          code, data = Qiniu::Storage.resumable_upload_with_token(uptoken, @localfile2, @bucket, @key2)
+          code, data = Qiniu::Storage.resumable_upload_with_token(uptoken, @localfile_4m, @bucket, @key_4m)
           puts data.inspect
           (code/100).should == 2
         end
@@ -113,7 +169,7 @@ module Qiniu
 
       context ".stat" do
         it "should exists" do
-          code, data = Qiniu::Storage.stat(@bucket, @key2)
+          code, data = Qiniu::Storage.stat(@bucket, @key_4m)
           puts data.inspect
           code.should == 200
         end
@@ -121,7 +177,7 @@ module Qiniu
 
       context ".delete" do
         it "should works" do
-          code, data = Qiniu::Storage.delete(@bucket, @key2)
+          code, data = Qiniu::Storage.delete(@bucket, @key_4m)
           puts data.inspect
           code.should == 200
         end
@@ -131,7 +187,7 @@ module Qiniu
         it "should works" do
           upopts = {:scope => @bucket, :expires_in => 3600, :customer => "why404@gmail.com"}
           uptoken = Qiniu.generate_upload_token(upopts)
-          code, data = Qiniu::Storage.resumable_upload_with_token(uptoken, @localfile3, @bucket, @key3)
+          code, data = Qiniu::Storage.resumable_upload_with_token(uptoken, @localfile_8m, @bucket, @key_8m)
           puts data.inspect
           (code/100).should == 2
         end
@@ -139,7 +195,7 @@ module Qiniu
 
       context ".stat" do
         it "should exists" do
-          code, data = Qiniu::Storage.stat(@bucket, @key3)
+          code, data = Qiniu::Storage.stat(@bucket, @key_8m)
           puts data.inspect
           code.should == 200
         end
@@ -147,7 +203,7 @@ module Qiniu
 
       context ".delete" do
         it "should works" do
-          code, data = Qiniu::Storage.delete(@bucket, @key3)
+          code, data = Qiniu::Storage.delete(@bucket, @key_8m)
           puts data.inspect
           code.should == 200
         end
@@ -157,7 +213,7 @@ module Qiniu
         it "should works" do
           upopts = {:scope => @bucket, :expires_in => 3600, :customer => "why404@gmail.com"}
           uptoken = Qiniu.generate_upload_token(upopts)
-          code, data = Qiniu::Storage.resumable_upload_with_token(uptoken, @localfile4, @bucket, @key4)
+          code, data = Qiniu::Storage.resumable_upload_with_token(uptoken, @localfile_1m, @bucket, @key_1m)
           puts data.inspect
           (code/100).should == 2
         end
@@ -165,7 +221,7 @@ module Qiniu
 
       context ".stat" do
         it "should exists" do
-          code, data = Qiniu::Storage.stat(@bucket, @key4)
+          code, data = Qiniu::Storage.stat(@bucket, @key_1m)
           puts data.inspect
           code.should == 200
         end
@@ -173,7 +229,7 @@ module Qiniu
 
       context ".delete" do
         it "should works" do
-          code, data = Qiniu::Storage.delete(@bucket, @key4)
+          code, data = Qiniu::Storage.delete(@bucket, @key_1m)
           puts data.inspect
           code.should == 200
         end
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index e695e04..b5ec3ee 100755
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -9,3 +9,11 @@ RSpec.configure do |config|
     Qiniu.establish_connection! :access_key => ENV["QINIU_ACCESS_KEY"], :secret_key => ENV["QINIU_SECRET_KEY"]
   end
 end
+
+def make_unique_bucket (bucket)
+    bucket + "-" + ENV["QINIU_ACCESS_KEY"][0, 8]
+end # make_unique_bucket
+
+def make_unique_key_in_bucket (key)
+    "#{RUBY_VERSION}-p#{RUBY_PATCHLEVEL}-" + key
+end # make_unique_key_in_bucket