1 files changed, 26 insertions, 4 deletions
diff --git a/spec/ruby/core/hash/compact_spec.rb b/spec/ruby/core/hash/compact_spec.rb
index 2989afc8b7..de83dabed3 100644
--- a/spec/ruby/core/hash/compact_spec.rb
+++ b/spec/ruby/core/hash/compact_spec.rb
@@ -10,7 +10,7 @@ describe "Hash#compact" do
 
   it "returns new object that rejects pair has nil value" do
     ret = @hash.compact
-    ret.should_not equal(@hash)
+    ret.should_not.equal?(@hash)
     ret.should == @compact
   end
 
@@ -18,6 +18,28 @@ describe "Hash#compact" do
     @hash.compact
     @hash.should == @initial_pairs
   end
+
+  it "retains the default value" do
+    hash = Hash.new(1)
+    hash.compact.default.should == 1
+    hash[:a] = 1
+    hash.compact.default.should == 1
+  end
+
+  it "retains the default_proc" do
+    pr = proc { |h, k| h[k] = [] }
+    hash = Hash.new(&pr)
+    hash.compact.default_proc.should == pr
+    hash[:a] = 1
+    hash.compact.default_proc.should == pr
+  end
+
+  it "retains compare_by_identity flag" do
+    hash = {}.compare_by_identity
+    hash.compact.compare_by_identity?.should == true
+    hash[:a] = 1
+    hash.compact.compare_by_identity?.should == true
+  end
 end
 
 describe "Hash#compact!" do
@@ -28,7 +50,7 @@ describe "Hash#compact!" do
   end
 
   it "returns self" do
-    @hash.compact!.should equal(@hash)
+    @hash.compact!.should.equal?(@hash)
   end
 
   it "rejects own pair has nil value" do
@@ -42,7 +64,7 @@ describe "Hash#compact!" do
     end
 
     it "returns nil" do
-      @hash.compact!.should be_nil
+      @hash.compact!.should == nil
     end
   end
 
@@ -52,7 +74,7 @@ describe "Hash#compact!" do
     end
 
     it "keeps pairs and raises a FrozenError" do
-      ->{ @hash.compact! }.should raise_error(FrozenError)
+      ->{ @hash.compact! }.should.raise(FrozenError)
       @hash.should == @initial_pairs
     end
   end