diff options
Diffstat (limited to 'spec/ruby/core/array/count_spec.rb')
-rw-r--r-- | spec/ruby/core/array/count_spec.rb | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/spec/ruby/core/array/count_spec.rb b/spec/ruby/core/array/count_spec.rb new file mode 100644 index 0000000000..52314d8579 --- /dev/null +++ b/spec/ruby/core/array/count_spec.rb @@ -0,0 +1,15 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "Array#count" do + it "returns the number of elements" do + [:a, :b, :c].count.should == 3 + end + + it "returns the number of elements that equal the argument" do + [:a, :b, :b, :c].count(:b).should == 2 + end + + it "returns the number of element for which the block evaluates to true" do + [:a, :b, :c].count { |s| s != :b }.should == 2 + end +end |