1 files changed, 8 insertions, 40 deletions
diff --git a/spec/ruby/core/array/pack/shared/string.rb b/spec/ruby/core/array/pack/shared/string.rb
index cedb0886e2..805f78b53b 100644
--- a/spec/ruby/core/array/pack/shared/string.rb
+++ b/spec/ruby/core/array/pack/shared/string.rb
@@ -1,4 +1,4 @@
-# -*- encoding: binary -*-
+# encoding: binary
 describe :array_pack_string, shared: true do
   it "adds count bytes of a String to the output" do
     ["abc"].pack(pack_format(2)).should == "ab"
@@ -17,11 +17,11 @@ describe :array_pack_string, shared: true do
   end
 
   it "raises an ArgumentError when the Array is empty" do
-    lambda { [].pack(pack_format) }.should raise_error(ArgumentError)
+    -> { [].pack(pack_format) }.should raise_error(ArgumentError)
   end
 
   it "raises an ArgumentError when the Array has too few elements" do
-    lambda { ["a"].pack(pack_format(nil, 2)) }.should raise_error(ArgumentError)
+    -> { ["a"].pack(pack_format(nil, 2)) }.should raise_error(ArgumentError)
   end
 
   it "calls #to_str to convert the element to a String" do
@@ -33,48 +33,16 @@ describe :array_pack_string, shared: true do
 
   it "raises a TypeError when the object does not respond to #to_str" do
     obj = mock("not a string")
-    lambda { [obj].pack(pack_format) }.should raise_error(TypeError)
-  end
-
-  it "returns a tainted string when a pack argument is tainted" do
-    ["abcd".taint, 0x20].pack(pack_format("3C")).tainted?.should be_true
-  end
-
-  it "does not return a tainted string when the array is tainted" do
-    ["abcd", 0x20].taint.pack(pack_format("3C")).tainted?.should be_false
-  end
-
-  it "returns a tainted string when the format is tainted" do
-    ["abcd", 0x20].pack(pack_format("3C").taint).tainted?.should be_true
-  end
-
-  it "returns a tainted string when an empty format is tainted" do
-    ["abcd", 0x20].pack("".taint).tainted?.should be_true
-  end
-
-  it "returns a untrusted string when the format is untrusted" do
-    ["abcd", 0x20].pack(pack_format("3C").untrust).untrusted?.should be_true
-  end
-
-  it "returns a untrusted string when the empty format is untrusted" do
-    ["abcd", 0x20].pack("".untrust).untrusted?.should be_true
-  end
-
-  it "returns a untrusted string when a pack argument is untrusted" do
-    ["abcd".untrust, 0x20].pack(pack_format("3C")).untrusted?.should be_true
-  end
-
-  it "returns a trusted string when the array is untrusted" do
-    ["abcd", 0x20].untrust.pack(pack_format("3C")).untrusted?.should be_false
+    -> { [obj].pack(pack_format) }.should raise_error(TypeError)
   end
 
   it "returns a string in encoding of common to the concatenated results" do
     f = pack_format("*")
-    [ [["\u{3042 3044 3046 3048}", 0x2000B].pack(f+"U"),       Encoding::ASCII_8BIT],
-      [["abcde\xd1", "\xFF\xFe\x81\x82"].pack(f+"u"),          Encoding::ASCII_8BIT],
-      [["a".force_encoding("ascii"), "\xFF\xFe\x81\x82"].pack(f+"u"), Encoding::ASCII_8BIT],
+    [ [["\u{3042 3044 3046 3048}", 0x2000B].pack(f+"U"),       Encoding::BINARY],
+      [["abcde\xd1", "\xFF\xFe\x81\x82"].pack(f+"u"),          Encoding::BINARY],
+      [["a".dup.force_encoding("ascii"), "\xFF\xFe\x81\x82"].pack(f+"u"), Encoding::BINARY],
       # under discussion [ruby-dev:37294]
-      [["\u{3042 3044 3046 3048}", 1].pack(f+"N"),             Encoding::ASCII_8BIT]
+      [["\u{3042 3044 3046 3048}", 1].pack(f+"N"),             Encoding::BINARY]
     ].should be_computed_by(:encoding)
   end
 end