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io.c: write a newline together

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* io.c (rb_io_puts): write a newline together at once for each
  argument.  based on the patch by rohitpaulk (Rohit Kuruvilla) at
  [ruby-core:83508].  [Feature #14042]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60417 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2017-10-25 05:44:38 +00:00
parent 50a99a7679
commit 635d0822cd
3 changed files with 32 additions and 10 deletions
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9
spec/ruby/core/io/puts_spec.rb
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@ -43,18 +43,16 @@ describe "IO#puts" do
object.should_receive(:method_missing).with(:to_ary)
object.should_receive(:to_s).and_return("#<Object:0x...>")
@io.should_receive(:write).with("#<Object:0x...>")
@io.should_receive(:write).with("\n")
@io.puts(object).should == nil
ScratchPad.recorded.should == "#<Object:0x...>\n"
end
it "calls :to_ary before writing non-string objects" do
object = mock('hola')
object.should_receive(:to_ary).and_return(["hola"])
@io.should_receive(:write).with("hola")
@io.should_receive(:write).with("\n")
@io.puts(object).should == nil
ScratchPad.recorded.should == "hola\n"
end
it "calls :to_s before writing non-string objects that don't respond to :to_ary" do
@ -69,9 +67,8 @@ describe "IO#puts" do
object = mock('hola')
object.should_receive(:to_s).and_return(false)
@io.should_receive(:write).with(object.inspect.split(" ")[0] + ">")
@io.should_receive(:write).with("\n")
@io.puts(object).should == nil
ScratchPad.recorded.should == object.inspect.split(" ")[0] + ">\n"
end
it "writes each arg if given several" do