diff options
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/comparable/lt_spec.rb | |
parent | ed7d803500de38186c74bce94d233e85ef51e503 (diff) |
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/comparable/lt_spec.rb')
-rw-r--r-- | spec/rubyspec/core/comparable/lt_spec.rb | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/spec/rubyspec/core/comparable/lt_spec.rb b/spec/rubyspec/core/comparable/lt_spec.rb new file mode 100644 index 0000000000..e9e76360b9 --- /dev/null +++ b/spec/rubyspec/core/comparable/lt_spec.rb @@ -0,0 +1,43 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) + +describe "Comparable#<" do + it "calls #<=> on self with other and returns true if #<=> returns any Integer less than 0" do + a = ComparableSpecs::Weird.new(0) + b = ComparableSpecs::Weird.new(20) + + a.should_receive(:<=>).any_number_of_times.and_return(-1) + (a < b).should == true + + a.should_receive(:<=>).any_number_of_times.and_return(-0.1) + (a < b).should == true + + a.should_receive(:<=>).any_number_of_times.and_return(-10000000) + (a < b).should == true + end + + it "returns false if calling #<=> on self returns 0 or any Integer greater than 0" do + a = ComparableSpecs::Weird.new(0) + b = ComparableSpecs::Weird.new(10) + + a.should_receive(:<=>).any_number_of_times.and_return(0) + (a < b).should == false + + a.should_receive(:<=>).any_number_of_times.and_return(0.0) + (a < b).should == false + + a.should_receive(:<=>).any_number_of_times.and_return(1.0) + (a < b).should == false + + a.should_receive(:<=>).any_number_of_times.and_return(10000000) + (a < b).should == false + end + + it "raises an ArgumentError if calling #<=> on self returns nil" do + a = ComparableSpecs::Weird.new(0) + b = ComparableSpecs::Weird.new(20) + + a.should_receive(:<=>).any_number_of_times.and_return(nil) + lambda { (a < b) }.should raise_error(ArgumentError) + end +end |