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author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
commit | 1d15d5f08032acf1b7bceacbb450d617ff6e0931 (patch) | |
tree | a3785a79899302bc149e4a6e72f624ac27dc1f10 /spec/ruby/core/signal/trap_spec.rb | |
parent | 75bfc6440d595bf339007f4fb280fd4d743e89c1 (diff) | |
download | ruby-1d15d5f08032acf1b7bceacbb450d617ff6e0931.tar.gz |
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
Diffstat (limited to 'spec/ruby/core/signal/trap_spec.rb')
-rw-r--r-- | spec/ruby/core/signal/trap_spec.rb | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/spec/ruby/core/signal/trap_spec.rb b/spec/ruby/core/signal/trap_spec.rb new file mode 100644 index 0000000000..787de1735c --- /dev/null +++ b/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 |