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author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-05-07 12:04:49 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-05-07 12:04:49 +0000 |
commit | 95e8c48dd3348503a8c7db5d0498894a1b676395 (patch) | |
tree | 9eef7f720314ebaff56845a74e203770e62284e4 /spec/rubyspec/core/kernel/printf_spec.rb | |
parent | ed7d803500de38186c74bce94d233e85ef51e503 (diff) | |
download | ruby-95e8c48dd3348503a8c7db5d0498894a1b676395.tar.gz |
Add in-tree mspec and ruby/spec
* For easier modifications of ruby/spec by MRI developers.
* .gitignore: track changes under spec.
* spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec.
These files can therefore be updated like any other file in MRI.
Instructions are provided in spec/README.
[Feature #13156] [ruby-core:79246]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'spec/rubyspec/core/kernel/printf_spec.rb')
-rw-r--r-- | spec/rubyspec/core/kernel/printf_spec.rb | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/spec/rubyspec/core/kernel/printf_spec.rb b/spec/rubyspec/core/kernel/printf_spec.rb new file mode 100644 index 0000000000..b4c68fa449 --- /dev/null +++ b/spec/rubyspec/core/kernel/printf_spec.rb @@ -0,0 +1,34 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) + +describe "Kernel#printf" do + it "is a private method" do + Kernel.should have_private_instance_method(:printf) + end +end + +describe "Kernel.printf" do + + before :each do + @stdout = $stdout + @name = tmp("kernel_puts.txt") + $stdout = new_io @name + end + + after :each do + $stdout.close + $stdout = @stdout + rm_r @name + end + + it "writes to stdout when a string is the first argument" do + $stdout.should_receive(:write).with("string") + Kernel.printf("%s", "string") + end + + it "calls write on the first argument when it is not a string" do + object = mock('io') + object.should_receive(:write).with("string") + Kernel.printf(object, "%s", "string") + end +end |