diff options
Diffstat (limited to 'spec/ruby/core/env/to_h_spec.rb')
-rw-r--r-- | spec/ruby/core/env/to_h_spec.rb | 100 |
1 files changed, 49 insertions, 51 deletions
diff --git a/spec/ruby/core/env/to_h_spec.rb b/spec/ruby/core/env/to_h_spec.rb index 65cdb59951..3c4a92aa57 100644 --- a/spec/ruby/core/env/to_h_spec.rb +++ b/spec/ruby/core/env/to_h_spec.rb @@ -4,57 +4,55 @@ require_relative 'shared/to_hash' describe "ENV.to_h" do it_behaves_like :env_to_hash, :to_h - ruby_version_is "2.6" do - context "with block" do - before do - @orig_hash = ENV.to_hash - end - - after do - ENV.replace @orig_hash - end - - it "converts [key, value] pairs returned by the block to a hash" do - ENV.replace("a" => "b", "c" => "d") - ENV.to_h { |k, v| [k, v.upcase] }.should == { 'a' => "B", 'c' => "D" } - end - - it "does not require the array elements to be strings" do - ENV.replace("a" => "b", "c" => "d") - ENV.to_h { |k, v| [k.to_sym, v.to_sym] }.should == { :a => :b, :c => :d } - end - - it "raises ArgumentError if block returns longer or shorter array" do - -> do - ENV.to_h { |k, v| [k, v.upcase, 1] } - end.should raise_error(ArgumentError, /element has wrong array length/) - - -> do - ENV.to_h { |k, v| [k] } - end.should raise_error(ArgumentError, /element has wrong array length/) - end - - it "raises TypeError if block returns something other than Array" do - -> do - ENV.to_h { |k, v| "not-array" } - end.should raise_error(TypeError, /wrong element type String/) - end - - it "coerces returned pair to Array with #to_ary" do - x = mock('x') - x.stub!(:to_ary).and_return([:b, 'b']) - - ENV.to_h { |k| x }.should == { :b => 'b' } - end - - it "does not coerce returned pair to Array with #to_a" do - x = mock('x') - x.stub!(:to_a).and_return([:b, 'b']) - - -> do - ENV.to_h { |k| x } - end.should raise_error(TypeError, /wrong element type MockObject/) - end + context "with block" do + before do + @orig_hash = ENV.to_hash + end + + after do + ENV.replace @orig_hash + end + + it "converts [key, value] pairs returned by the block to a hash" do + ENV.replace("a" => "b", "c" => "d") + ENV.to_h { |k, v| [k, v.upcase] }.should == { 'a' => "B", 'c' => "D" } + end + + it "does not require the array elements to be strings" do + ENV.replace("a" => "b", "c" => "d") + ENV.to_h { |k, v| [k.to_sym, v.to_sym] }.should == { :a => :b, :c => :d } + end + + it "raises ArgumentError if block returns longer or shorter array" do + -> do + ENV.to_h { |k, v| [k, v.upcase, 1] } + end.should raise_error(ArgumentError, /element has wrong array length/) + + -> do + ENV.to_h { |k, v| [k] } + end.should raise_error(ArgumentError, /element has wrong array length/) + end + + it "raises TypeError if block returns something other than Array" do + -> do + ENV.to_h { |k, v| "not-array" } + end.should raise_error(TypeError, /wrong element type String/) + end + + it "coerces returned pair to Array with #to_ary" do + x = mock('x') + x.stub!(:to_ary).and_return([:b, 'b']) + + ENV.to_h { |k| x }.should == { :b => 'b' } + end + + it "does not coerce returned pair to Array with #to_a" do + x = mock('x') + x.stub!(:to_a).and_return([:b, 'b']) + + -> do + ENV.to_h { |k| x } + end.should raise_error(TypeError, /wrong element type MockObject/) end end end |