diff options
Diffstat (limited to 'spec/ruby/core/hash/ruby2_keywords_hash_spec.rb')
-rw-r--r-- | spec/ruby/core/hash/ruby2_keywords_hash_spec.rb | 106 |
1 files changed, 71 insertions, 35 deletions
diff --git a/spec/ruby/core/hash/ruby2_keywords_hash_spec.rb b/spec/ruby/core/hash/ruby2_keywords_hash_spec.rb index 005886a482..7dbb9c0a98 100644 --- a/spec/ruby/core/hash/ruby2_keywords_hash_spec.rb +++ b/spec/ruby/core/hash/ruby2_keywords_hash_spec.rb @@ -1,47 +1,83 @@ require_relative '../../spec_helper' require_relative 'fixtures/classes' -ruby_version_is "2.7" do - describe "Hash.ruby2_keywords_hash?" do - it "returns false if the Hash is not a keywords Hash" do - Hash.ruby2_keywords_hash?({}).should == false - end +describe "Hash.ruby2_keywords_hash?" do + it "returns false if the Hash is not a keywords Hash" do + Hash.ruby2_keywords_hash?({}).should == false + end - it "returns true if the Hash is a keywords Hash marked by Module#ruby2_keywords" do - obj = Class.new { - ruby2_keywords def m(*args) - args.last - end - }.new - Hash.ruby2_keywords_hash?(obj.m(a: 1)).should == true - end + it "returns true if the Hash is a keywords Hash marked by Module#ruby2_keywords" do + obj = Class.new { + ruby2_keywords def m(*args) + args.last + end + }.new + Hash.ruby2_keywords_hash?(obj.m(a: 1)).should == true + end - it "raises TypeError for non-Hash" do - -> { Hash.ruby2_keywords_hash?(nil) }.should raise_error(TypeError) - end + it "raises TypeError for non-Hash" do + -> { Hash.ruby2_keywords_hash?(nil) }.should raise_error(TypeError) end +end - describe "Hash.ruby2_keywords_hash" do - it "returns a copy of a Hash and marks the copy as a keywords Hash" do - h = {a: 1}.freeze - kw = Hash.ruby2_keywords_hash(h) - Hash.ruby2_keywords_hash?(h).should == false - Hash.ruby2_keywords_hash?(kw).should == true - kw.should == h - end +describe "Hash.ruby2_keywords_hash" do + it "returns a copy of a Hash and marks the copy as a keywords Hash" do + h = {a: 1}.freeze + kw = Hash.ruby2_keywords_hash(h) + Hash.ruby2_keywords_hash?(h).should == false + Hash.ruby2_keywords_hash?(kw).should == true + kw.should == h + end - it "returns an instance of the subclass if called on an instance of a subclass of Hash" do - h = HashSpecs::MyHash.new - h[:a] = 1 - kw = Hash.ruby2_keywords_hash(h) - kw.class.should == HashSpecs::MyHash - Hash.ruby2_keywords_hash?(h).should == false - Hash.ruby2_keywords_hash?(kw).should == true - kw.should == h - end + it "returns an instance of the subclass if called on an instance of a subclass of Hash" do + h = HashSpecs::MyHash.new + h[:a] = 1 + kw = Hash.ruby2_keywords_hash(h) + kw.class.should == HashSpecs::MyHash + Hash.ruby2_keywords_hash?(h).should == false + Hash.ruby2_keywords_hash?(kw).should == true + kw.should == h + end + + it "copies instance variables" do + h = {a: 1} + h.instance_variable_set(:@foo, 42) + kw = Hash.ruby2_keywords_hash(h) + kw.instance_variable_get(:@foo).should == 42 + end + + it "copies the hash internals" do + h = {a: 1} + kw = Hash.ruby2_keywords_hash(h) + h[:a] = 2 + kw[:a].should == 1 + end + + it "raises TypeError for non-Hash" do + -> { Hash.ruby2_keywords_hash(nil) }.should raise_error(TypeError) + end + + it "retains the default value" do + hash = Hash.new(1) + Hash.ruby2_keywords_hash(hash).default.should == 1 + hash[:a] = 1 + Hash.ruby2_keywords_hash(hash).default.should == 1 + end + + it "retains the default_proc" do + pr = proc { |h, k| h[k] = [] } + hash = Hash.new(&pr) + Hash.ruby2_keywords_hash(hash).default_proc.should == pr + hash[:a] = 1 + Hash.ruby2_keywords_hash(hash).default_proc.should == pr + end - it "raises TypeError for non-Hash" do - -> { Hash.ruby2_keywords_hash(nil) }.should raise_error(TypeError) + ruby_version_is '3.3' do + it "retains compare_by_identity_flag" do + hash = {}.compare_by_identity + Hash.ruby2_keywords_hash(hash).compare_by_identity?.should == true + hash[:a] = 1 + Hash.ruby2_keywords_hash(hash).compare_by_identity?.should == true end end end |