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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/io/puts_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/io/puts_spec.rb')
-rw-r--r-- | spec/ruby/core/io/puts_spec.rb | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/spec/ruby/core/io/puts_spec.rb b/spec/ruby/core/io/puts_spec.rb new file mode 100644 index 0000000000..8f2f4f2c81 --- /dev/null +++ b/spec/ruby/core/io/puts_spec.rb @@ -0,0 +1,144 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) + +describe "IO#puts" do + before :each do + @before_separator = $/ + @name = tmp("io_puts.txt") + @io = new_io @name + ScratchPad.record "" + def @io.write(str) + ScratchPad << str + end + end + + after :each do + ScratchPad.clear + @io.close if @io + rm_r @name + $/ = @before_separator + end + + it "writes just a newline when given no args" do + @io.puts.should == nil + ScratchPad.recorded.should == "\n" + end + + it "writes just a newline when given just a newline" do + lambda { $stdout.puts "\n" }.should output_to_fd("\n", STDOUT) + end + + it "writes empty string with a newline when given nil as an arg" do + @io.puts(nil).should == nil + ScratchPad.recorded.should == "\n" + end + + it "writes empty string with a newline when when given nil as multiple args" do + @io.puts(nil, nil).should == nil + ScratchPad.recorded.should == "\n\n" + end + + it "calls :to_ary before writing non-string objects, regardless of it being implemented in the receiver" do + object = mock('hola') + 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 + 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 + end + + it "calls :to_s before writing non-string objects that don't respond to :to_ary" do + object = mock('hola') + object.should_receive(:to_s).and_return("hola") + + @io.puts(object).should == nil + ScratchPad.recorded.should == "hola\n" + end + + it "returns general object info if :to_s does not return a string" 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 + end + + it "writes each arg if given several" do + @io.puts(1, "two", 3).should == nil + ScratchPad.recorded.should == "1\ntwo\n3\n" + end + + it "flattens a nested array before writing it" do + @io.puts([1, 2, [3]]).should == nil + ScratchPad.recorded.should == "1\n2\n3\n" + end + + it "writes nothing for an empty array" do + x = [] + @io.should_not_receive(:write) + @io.puts(x).should == nil + end + + it "writes [...] for a recursive array arg" do + x = [] + x << 2 << x + @io.puts(x).should == nil + ScratchPad.recorded.should == "2\n[...]\n" + end + + it "writes a newline after objects that do not end in newlines" do + @io.puts(5).should == nil + ScratchPad.recorded.should == "5\n" + end + + it "does not write a newline after objects that end in newlines" do + @io.puts("5\n").should == nil + ScratchPad.recorded.should == "5\n" + end + + it "ignores the $/ separator global" do + $/ = ":" + @io.puts(5).should == nil + ScratchPad.recorded.should == "5\n" + end + + it "raises IOError on closed stream" do + lambda { IOSpecs.closed_io.puts("stuff") }.should raise_error(IOError) + end + + with_feature :encoding do + it "writes crlf when IO is opened with newline: :crlf" do + File.open(@name, 'wt', newline: :crlf) do |file| + file.puts + end + File.binread(@name).should == "\r\n" + end + + it "writes cr when IO is opened with newline: :cr" do + File.open(@name, 'wt', newline: :cr) do |file| + file.puts + end + File.binread(@name).should == "\r" + end + + platform_is_not :windows do # https://bugs.ruby-lang.org/issues/12436 + it "writes lf when IO is opened with newline: :lf" do + File.open(@name, 'wt', newline: :lf) do |file| + file.puts + end + File.binread(@name).should == "\n" + end + end + end +end |