diff options
| author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
|---|---|---|
| committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-09-20 20:18:52 +0000 |
| commit | 1d15d5f08032acf1b7bceacbb450d617ff6e0931 (patch) | |
| tree | a3785a79899302bc149e4a6e72f624ac27dc1f10 /spec/ruby/library/stringio/printf_spec.rb | |
| parent | 75bfc6440d595bf339007f4fb280fd4d743e89c1 (diff) | |
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/library/stringio/printf_spec.rb')
| -rw-r--r-- | spec/ruby/library/stringio/printf_spec.rb | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/spec/ruby/library/stringio/printf_spec.rb b/spec/ruby/library/stringio/printf_spec.rb new file mode 100644 index 0000000000..5f811547bc --- /dev/null +++ b/spec/ruby/library/stringio/printf_spec.rb @@ -0,0 +1,61 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) + +describe "StringIO#printf" do + before :each do + @io = StringIO.new('example') + end + + it "returns nil" do + @io.printf("%d %04x", 123, 123).should be_nil + end + + it "pads self with \\000 when the current position is after the end" do + @io.pos = 10 + @io.printf("%d", 123) + @io.string.should == "example\000\000\000123" + end + + it "performs format conversion" do + @io.printf("%d %04x", 123, 123) + @io.string.should == "123 007b" + end + + it "updates the current position" do + @io.printf("%d %04x", 123, 123) + @io.pos.should eql(8) + + @io.printf("%d %04x", 123, 123) + @io.pos.should eql(16) + end +end + +describe "StringIO#printf when in append mode" do + before :each do + @io = StringIO.new("example", "a") + end + + it "appends the passed argument to the end of self" do + @io.printf("%d %04x", 123, 123) + @io.string.should == "example123 007b" + + @io.printf("%d %04x", 123, 123) + @io.string.should == "example123 007b123 007b" + end + + it "correctly updates self's position" do + @io.printf("%d %04x", 123, 123) + @io.pos.should eql(15) + end +end + +describe "StringIO#printf when self is not writable" do + it "raises an IOError" do + io = StringIO.new("test", "r") + lambda { io.printf("test") }.should raise_error(IOError) + + io = StringIO.new("test") + io.close_write + lambda { io.printf("test") }.should raise_error(IOError) + end +end |