Move spec/rubyspec to spec/ruby for consistency

* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

spec/ruby/core/signal/list_spec.rb

@@ -0,0 +1,64 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "Signal.list" do
+  RUBY_SIGNALS = %w{
+    EXIT
+    HUP
+    INT
+    QUIT
+    ILL
+    TRAP
+    IOT
+    ABRT
+    EMT
+    FPE
+    KILL
+    BUS
+    SEGV
+    SYS
+    PIPE
+    ALRM
+    TERM
+    URG
+    STOP
+    TSTP
+    CONT
+    CHLD
+    CLD
+    TTIN
+    TTOU
+    IO
+    XCPU
+    XFSZ
+    VTALRM
+    PROF
+    WINCH
+    USR1
+    USR2
+    LOST
+    MSG
+    PWR
+    POLL
+    DANGER
+    MIGRATE
+    PRE
+    GRANT
+    RETRACT
+    SOUND
+    INFO
+  }
+
+  it "doesn't contain other signals than the known list" do
+    (Signal.list.keys - RUBY_SIGNALS).should == []
+  end
+
+  if Signal.list["CHLD"]
+    it "redefines CLD with CHLD if defined" do
+      Signal.list["CLD"].should == Signal.list["CHLD"]
+    end
+  end
+
+  it "includes the EXIT key with a value of zero" do
+    Signal.list["EXIT"].should == 0
+  end
+end

spec/ruby/core/signal/signame_spec.rb

@@ -0,0 +1,23 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "Signal.signame" do
+  it "takes a signal name with a well known signal number" do
+    Signal.signame(0).should == "EXIT"
+  end
+
+  ruby_version_is "2.0"..."2.3" do
+    it "raises an ArgumentError if the argument is an invalid signal number" do
+      lambda { Signal.signame(-1) }.should raise_error(ArgumentError)
+    end
+  end
+
+  ruby_version_is "2.3" do
+    it "returns nil if the argument is an invalid signal number" do
+      Signal.signame(-1).should == nil
+    end
+  end
+
+  it "raises a TypeError when the passed argument can't be coerced to Integer" do
+    lambda { Signal.signame("hello") }.should raise_error(TypeError)
+  end
+end

spec/ruby/core/signal/trap_spec.rb

@@ -0,0 +1,135 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+
+platform_is_not :windows do
+  describe "Signal.trap" do
+    before :each do
+      ScratchPad.clear
+
+      @proc = lambda { ScratchPad.record :proc_trap }
+      @saved_trap = Signal.trap(:HUP, @proc)
+    end
+
+    after :each do
+      Signal.trap(:HUP, @saved_trap) if @saved_trap
+    end
+
+    it "returns the previous handler" do
+      Signal.trap(:HUP, @saved_trap).should equal(@proc)
+    end
+
+    it "accepts a block in place of a proc/command argument" do
+      done = false
+
+      Signal.trap(:HUP) do
+        ScratchPad.record :block_trap
+        done = true
+      end
+
+      Process.kill :HUP, Process.pid
+      Thread.pass until done
+
+      ScratchPad.recorded.should == :block_trap
+    end
+
+    it "is possible to create a new Thread when the handler runs" do
+      done = false
+
+      Signal.trap(:HUP) do
+        thr = Thread.new { }
+        thr.join
+        ScratchPad.record(thr.group == Thread.main.group)
+
+        done = true
+      end
+
+      Process.kill :HUP, Process.pid
+      Thread.pass until done
+
+      ScratchPad.recorded.should be_true
+    end
+
+    it "ignores the signal when passed nil" do
+      Signal.trap :HUP, nil
+      Signal.trap(:HUP, @saved_trap).should be_nil
+    end
+
+    it "accepts 'DEFAULT' as a symbol in place of a proc" do
+      Signal.trap :HUP, :DEFAULT
+      Signal.trap(:HUP, :DEFAULT).should == "DEFAULT"
+    end
+
+    it "accepts 'SIG_DFL' as a symbol in place of a proc" do
+      Signal.trap :HUP, :SIG_DFL
+      Signal.trap(:HUP, :SIG_DFL).should == "DEFAULT"
+    end
+
+    it "accepts 'SIG_IGN' as a symbol in place of a proc" do
+      Signal.trap :HUP, :SIG_IGN
+      Signal.trap(:HUP, :SIG_IGN).should == "IGNORE"
+    end
+
+    it "accepts 'IGNORE' as a symbol in place of a proc" do
+      Signal.trap :HUP, :IGNORE
+      Signal.trap(:HUP, :IGNORE).should == "IGNORE"
+    end
+
+    it "accepts long names as Strings" do
+      Signal.trap "SIGHUP", @proc
+      Signal.trap("SIGHUP", @saved_trap).should equal(@proc)
+    end
+
+    it "acceps short names as Strings" do
+      Signal.trap "HUP", @proc
+      Signal.trap("HUP", @saved_trap).should equal(@proc)
+    end
+
+    it "accepts long names as Symbols" do
+      Signal.trap :SIGHUP, @proc
+      Signal.trap(:SIGHUP, @saved_trap).should equal(@proc)
+    end
+
+    it "accepts short names as Symbols" do
+      Signal.trap :HUP, @proc
+      Signal.trap(:HUP, @saved_trap).should equal(@proc)
+    end
+
+    it "accepts 'SIG_DFL' in place of a proc" do
+      Signal.trap :HUP, "SIG_DFL"
+      Signal.trap(:HUP, @saved_trap).should == "DEFAULT"
+    end
+
+    it "accepts 'DEFAULT' in place of a proc" do
+      Signal.trap :HUP, "DEFAULT"
+      Signal.trap(:HUP, @saved_trap).should == "DEFAULT"
+    end
+
+    it "accepts 'SIG_IGN' in place of a proc" do
+      Signal.trap :HUP, "SIG_IGN"
+      Signal.trap(:HUP, "SIG_IGN").should == "IGNORE"
+    end
+
+    it "accepts 'IGNORE' in place of a proc" do
+      Signal.trap :HUP, "IGNORE"
+      Signal.trap(:HUP, "IGNORE").should == "IGNORE"
+    end
+  end
+end
+
+describe "Signal.trap" do
+  describe "the special EXIT signal code" do
+    it "accepts the EXIT code" do
+      code = "trap(:EXIT, proc { print 1 })"
+      ruby_exe(code).should == "1"
+    end
+
+    it "runs the proc before at_exit handlers" do
+      code = "at_exit {print 1}; trap(:EXIT, proc {print 2}); at_exit {print 3}"
+      ruby_exe(code).should == "231"
+    end
+
+    it "can unset the handler" do
+      code = "trap(:EXIT, proc { print 1 }); trap(:EXIT, 'DEFAULT')"
+      ruby_exe(code).should == ""
+    end
+  end
+end