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author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-12-29 00:22:52 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-12-29 00:22:52 +0000 |
commit | 2076c2c3c401d9ab9324468818bbc46d4e4b870a (patch) | |
tree | 1697bf7d3f434e49cafd8a8c1579f2d065a7de56 /spec/ruby/core/array/union_spec.rb | |
parent | 548defb608847973e78462a38c8418f90dce9911 (diff) | |
download | ruby-2076c2c3c401d9ab9324468818bbc46d4e4b870a.tar.gz |
Update to ruby/spec@944ea57
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66622 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'spec/ruby/core/array/union_spec.rb')
-rw-r--r-- | spec/ruby/core/array/union_spec.rb | 87 |
1 files changed, 16 insertions, 71 deletions
diff --git a/spec/ruby/core/array/union_spec.rb b/spec/ruby/core/array/union_spec.rb index 0e177715e5..1dca47696d 100644 --- a/spec/ruby/core/array/union_spec.rb +++ b/spec/ruby/core/array/union_spec.rb @@ -1,82 +1,27 @@ require_relative '../../spec_helper' require_relative 'fixtures/classes' +require_relative 'shared/union' describe "Array#|" do - it "returns an array of elements that appear in either array (union)" do - ([] | []).should == [] - ([1, 2] | []).should == [1, 2] - ([] | [1, 2]).should == [1, 2] - ([ 1, 2, 3, 4 ] | [ 3, 4, 5 ]).should == [1, 2, 3, 4, 5] - end - - it "creates an array with no duplicates" do - ([ 1, 2, 3, 1, 4, 5 ] | [ 1, 3, 4, 5, 3, 6 ]).should == [1, 2, 3, 4, 5, 6] - end - - it "creates an array with elements in order they are first encountered" do - ([ 1, 2, 3, 1 ] | [ 1, 3, 4, 5 ]).should == [1, 2, 3, 4, 5] - end - - it "properly handles recursive arrays" do - empty = ArraySpecs.empty_recursive_array - (empty | empty).should == empty + it_behaves_like :array_binary_union, :| +end - array = ArraySpecs.recursive_array - (array | []).should == [1, 'two', 3.0, array] - ([] | array).should == [1, 'two', 3.0, array] - (array | array).should == [1, 'two', 3.0, array] - (array | empty).should == [1, 'two', 3.0, array, empty] - end +ruby_version_is "2.6" do + describe "Array#union" do + it_behaves_like :array_binary_union, :union - it "tries to convert the passed argument to an Array using #to_ary" do - obj = mock('[1,2,3]') - obj.should_receive(:to_ary).and_return([1, 2, 3]) - ([0] | obj).should == ([0] | [1, 2, 3]) - end - - # MRI follows hashing semantics here, so doesn't actually call eql?/hash for Fixnum/Symbol - it "acts as if using an intermediate hash to collect values" do - not_supported_on :opal do - ([5.0, 4.0] | [5, 4]).should == [5.0, 4.0, 5, 4] + it "returns unique elements when given no argument" do + x = [1, 2, 3, 2] + x.union.should == [1, 2, 3] end - str = "x" - ([str] | [str.dup]).should == [str] - - obj1 = mock('1') - obj2 = mock('2') - obj1.stub!(:hash).and_return(0) - obj2.stub!(:hash).and_return(0) - obj2.should_receive(:eql?).at_least(1).and_return(true) - - ([obj1] | [obj2]).should == [obj1] - ([obj1, obj1, obj2, obj2] | [obj2]).should == [obj1] - - obj1 = mock('3') - obj2 = mock('4') - obj1.stub!(:hash).and_return(0) - obj2.stub!(:hash).and_return(0) - obj2.should_receive(:eql?).at_least(1).and_return(false) - - ([obj1] | [obj2]).should == [obj1, obj2] - ([obj1, obj1, obj2, obj2] | [obj2]).should == [obj1, obj2] - end - - it "does not return subclass instances for Array subclasses" do - (ArraySpecs::MyArray[1, 2, 3] | []).should be_an_instance_of(Array) - (ArraySpecs::MyArray[1, 2, 3] | ArraySpecs::MyArray[1, 2, 3]).should be_an_instance_of(Array) - ([] | ArraySpecs::MyArray[1, 2, 3]).should be_an_instance_of(Array) - end - - it "does not call to_ary on array subclasses" do - ([1, 2] | ArraySpecs::ToAryArray[5, 6]).should == [1, 2, 5, 6] - end - - it "properly handles an identical item even when its #eql? isn't reflexive" do - x = mock('x') - x.stub!(:hash).and_return(42) - x.stub!(:eql?).and_return(false) # Stubbed for clarity and latitude in implementation; not actually sent by MRI. + it "does not return subclass instances for Array subclasses" do + ArraySpecs::MyArray[1, 2, 3].union.should be_an_instance_of(Array) + end - ([x] | [x]).should == [x] + it "accepts multiple arguments" do + x = [1, 2, 3] + x.union(x, x, x, x, [3, 4], x).should == [1, 2, 3, 4] + end end end |