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Diffstat (limited to 'spec/ruby/core/enumerable/shared/inject.rb')
| -rw-r--r-- | spec/ruby/core/enumerable/shared/inject.rb | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/spec/ruby/core/enumerable/shared/inject.rb b/spec/ruby/core/enumerable/shared/inject.rb deleted file mode 100644 index 92f220efa4..0000000000 --- a/spec/ruby/core/enumerable/shared/inject.rb +++ /dev/null @@ -1,144 +0,0 @@ -require_relative '../../array/shared/iterable_and_tolerating_size_increasing' - -describe :enumerable_inject, shared: true do - it "with argument takes a block with an accumulator (with argument as initial value) and the current element. Value of block becomes new accumulator" do - a = [] - EnumerableSpecs::Numerous.new.send(@method, 0) { |memo, i| a << [memo, i]; i } - a.should == [[0, 2], [2, 5], [5, 3], [3, 6], [6, 1], [1, 4]] - EnumerableSpecs::EachDefiner.new(true, true, true).send(@method, nil) {|result, i| i && result}.should == nil - end - - it "produces an array of the accumulator and the argument when given a block with a *arg" do - a = [] - [1,2].send(@method, 0) {|*args| a << args; args[0] + args[1]} - a.should == [[0, 1], [1, 2]] - end - - it "can take two argument" do - EnumerableSpecs::Numerous.new(1, 2, 3).send(@method, 10, :-).should == 4 - EnumerableSpecs::Numerous.new(1, 2, 3).send(@method, 10, "-").should == 4 - - [1, 2, 3].send(@method, 10, :-).should == 4 - [1, 2, 3].send(@method, 10, "-").should == 4 - end - - it "converts non-Symbol method name argument to String with #to_str if two arguments" do - name = Object.new - def name.to_str; "-"; end - - EnumerableSpecs::Numerous.new(1, 2, 3).send(@method, 10, name).should == 4 - [1, 2, 3].send(@method, 10, name).should == 4 - end - - it "raises TypeError when the second argument is not Symbol or String and it cannot be converted to String if two arguments" do - -> { EnumerableSpecs::Numerous.new(1, 2, 3).send(@method, 10, Object.new) }.should raise_error(TypeError, /is not a symbol nor a string/) - -> { [1, 2, 3].send(@method, 10, Object.new) }.should raise_error(TypeError, /is not a symbol nor a string/) - end - - it "ignores the block if two arguments" do - -> { - EnumerableSpecs::Numerous.new(1, 2, 3).send(@method, 10, :-) { raise "we never get here"}.should == 4 - }.should complain(/#{__FILE__}:#{__LINE__-1}: warning: given block not used/, verbose: true) - - -> { - [1, 2, 3].send(@method, 10, :-) { raise "we never get here"}.should == 4 - }.should complain(/#{__FILE__}:#{__LINE__-1}: warning: given block not used/, verbose: true) - end - - it "does not warn when given a Symbol with $VERBOSE true" do - -> { - [1, 2].send(@method, 0, :+) - [1, 2].send(@method, :+) - EnumerableSpecs::Numerous.new(1, 2).send(@method, 0, :+) - EnumerableSpecs::Numerous.new(1, 2).send(@method, :+) - }.should_not complain(verbose: true) - end - - it "can take a symbol argument" do - EnumerableSpecs::Numerous.new(10, 1, 2, 3).send(@method, :-).should == 4 - [10, 1, 2, 3].send(@method, :-).should == 4 - end - - it "can take a String argument" do - EnumerableSpecs::Numerous.new(10, 1, 2, 3).send(@method, "-").should == 4 - [10, 1, 2, 3].send(@method, "-").should == 4 - end - - it "converts non-Symbol method name argument to String with #to_str" do - name = Object.new - def name.to_str; "-"; end - - EnumerableSpecs::Numerous.new(10, 1, 2, 3).send(@method, name).should == 4 - [10, 1, 2, 3].send(@method, name).should == 4 - end - - it "raises TypeError when passed not Symbol or String method name argument and it cannot be converted to String" do - -> { EnumerableSpecs::Numerous.new(10, 1, 2, 3).send(@method, Object.new) }.should raise_error(TypeError, /is not a symbol nor a string/) - -> { [10, 1, 2, 3].send(@method, Object.new) }.should raise_error(TypeError, /is not a symbol nor a string/) - end - - it "without argument takes a block with an accumulator (with first element as initial value) and the current element. Value of block becomes new accumulator" do - a = [] - EnumerableSpecs::Numerous.new.send(@method) { |memo, i| a << [memo, i]; i } - a.should == [[2, 5], [5, 3], [3, 6], [6, 1], [1, 4]] - end - - it "gathers whole arrays as elements when each yields multiple" do - multi = EnumerableSpecs::YieldsMulti.new - multi.send(@method, []) {|acc, e| acc << e }.should == [[1, 2], [3, 4, 5], [6, 7, 8, 9]] - end - - it "with inject arguments(legacy rubycon)" do - # with inject argument - EnumerableSpecs::EachDefiner.new().send(@method, 1) {|acc,x| 999 }.should == 1 - EnumerableSpecs::EachDefiner.new(2).send(@method, 1) {|acc,x| 999 }.should == 999 - EnumerableSpecs::EachDefiner.new(2).send(@method, 1) {|acc,x| acc }.should == 1 - EnumerableSpecs::EachDefiner.new(2).send(@method, 1) {|acc,x| x }.should == 2 - - EnumerableSpecs::EachDefiner.new(1,2,3,4).send(@method, 100) {|acc,x| acc + x }.should == 110 - EnumerableSpecs::EachDefiner.new(1,2,3,4).send(@method, 100) {|acc,x| acc * x }.should == 2400 - - EnumerableSpecs::EachDefiner.new('a','b','c').send(@method, "z") {|result, i| i+result}.should == "cbaz" - end - - it "without inject arguments(legacy rubycon)" do - # no inject argument - EnumerableSpecs::EachDefiner.new(2).send(@method) {|acc,x| 999 } .should == 2 - EnumerableSpecs::EachDefiner.new(2).send(@method) {|acc,x| acc }.should == 2 - EnumerableSpecs::EachDefiner.new(2).send(@method) {|acc,x| x }.should == 2 - - EnumerableSpecs::EachDefiner.new(1,2,3,4).send(@method) {|acc,x| acc + x }.should == 10 - EnumerableSpecs::EachDefiner.new(1,2,3,4).send(@method) {|acc,x| acc * x }.should == 24 - - EnumerableSpecs::EachDefiner.new('a','b','c').send(@method) {|result, i| i+result}.should == "cba" - EnumerableSpecs::EachDefiner.new(3, 4, 5).send(@method) {|result, i| result*i}.should == 60 - EnumerableSpecs::EachDefiner.new([1], 2, 'a','b').send(@method){|r,i| r<<i}.should == [1, 2, 'a', 'b'] - end - - it "returns nil when fails(legacy rubycon)" do - EnumerableSpecs::EachDefiner.new().send(@method) {|acc,x| 999 }.should == nil - end - - it "tolerates increasing a collection size during iterating Array" do - array = [:a, :b, :c] - ScratchPad.record [] - i = 0 - - array.send(@method, nil) do |_, e| - ScratchPad << e - array << i if i < 100 - i += 1 - end - - actual = ScratchPad.recorded - expected = [:a, :b, :c] + (0..99).to_a - actual.sort_by(&:to_s).should == expected.sort_by(&:to_s) - end - - ruby_bug '#18635', ''...'3.2' do - it "raises an ArgumentError when no parameters or block is given" do - -> { [1,2].send(@method) }.should raise_error(ArgumentError) - -> { {one: 1, two: 2}.send(@method) }.should raise_error(ArgumentError) - end - end -end |
