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-rw-r--r--spec/ruby/core/hash/dig_spec.rb106
1 files changed, 52 insertions, 54 deletions
diff --git a/spec/ruby/core/hash/dig_spec.rb b/spec/ruby/core/hash/dig_spec.rb
index 91639f4213..dcba049ac4 100644
--- a/spec/ruby/core/hash/dig_spec.rb
+++ b/spec/ruby/core/hash/dig_spec.rb
@@ -1,68 +1,66 @@
require_relative '../../spec_helper'
-ruby_version_is '2.3' do
- describe "Hash#dig" do
+describe "Hash#dig" do
- it "returns #[] with one arg" do
- h = { 0 => false, a: 1 }
- h.dig(:a).should == 1
- h.dig(0).should be_false
- h.dig(1).should be_nil
- end
+ it "returns #[] with one arg" do
+ h = { 0 => false, a: 1 }
+ h.dig(:a).should == 1
+ h.dig(0).should be_false
+ h.dig(1).should be_nil
+ end
- it "returns the nested value specified by the sequence of keys" do
- h = { foo: { bar: { baz: 1 } } }
- h.dig(:foo, :bar, :baz).should == 1
- h.dig(:foo, :bar, :nope).should be_nil
- h.dig(:foo, :baz).should be_nil
- h.dig(:bar, :baz, :foo).should be_nil
- end
+ it "returns the nested value specified by the sequence of keys" do
+ h = { foo: { bar: { baz: 1 } } }
+ h.dig(:foo, :bar, :baz).should == 1
+ h.dig(:foo, :bar, :nope).should be_nil
+ h.dig(:foo, :baz).should be_nil
+ h.dig(:bar, :baz, :foo).should be_nil
+ end
- it "returns the nested value specified if the sequence includes an index" do
- h = { foo: [1, 2, 3] }
- h.dig(:foo, 2).should == 3
- end
+ it "returns the nested value specified if the sequence includes an index" do
+ h = { foo: [1, 2, 3] }
+ h.dig(:foo, 2).should == 3
+ end
- it "returns nil if any intermediate step is nil" do
- h = { foo: { bar: { baz: 1 } } }
- h.dig(:foo, :zot, :xyz).should == nil
- end
+ it "returns nil if any intermediate step is nil" do
+ h = { foo: { bar: { baz: 1 } } }
+ h.dig(:foo, :zot, :xyz).should == nil
+ end
- it "raises an ArgumentError if no arguments provided" do
- lambda { { the: 'borg' }.dig() }.should raise_error(ArgumentError)
- end
+ it "raises an ArgumentError if no arguments provided" do
+ lambda { { the: 'borg' }.dig() }.should raise_error(ArgumentError)
+ end
- it "handles type-mixed deep digging" do
- h = {}
- h[:foo] = [ { bar: [ 1 ] }, [ obj = Object.new, 'str' ] ]
- def obj.dig(*args); [ 42 ] end
+ it "handles type-mixed deep digging" do
+ h = {}
+ h[:foo] = [ { bar: [ 1 ] }, [ obj = Object.new, 'str' ] ]
+ def obj.dig(*args); [ 42 ] end
- h.dig(:foo, 0, :bar).should == [ 1 ]
- h.dig(:foo, 0, :bar, 0).should == 1
- h.dig(:foo, 1, 1).should == 'str'
- # MRI does not recurse values returned from `obj.dig`
- h.dig(:foo, 1, 0, 0).should == [ 42 ]
- h.dig(:foo, 1, 0, 0, 10).should == [ 42 ]
- end
+ h.dig(:foo, 0, :bar).should == [ 1 ]
+ h.dig(:foo, 0, :bar, 0).should == 1
+ h.dig(:foo, 1, 1).should == 'str'
+ # MRI does not recurse values returned from `obj.dig`
+ h.dig(:foo, 1, 0, 0).should == [ 42 ]
+ h.dig(:foo, 1, 0, 0, 10).should == [ 42 ]
+ end
- it "raises TypeError if an intermediate element does not respond to #dig" do
- h = {}
- h[:foo] = [ { bar: [ 1 ] }, [ nil, 'str' ] ]
- lambda { h.dig(:foo, 0, :bar, 0, 0) }.should raise_error(TypeError)
- lambda { h.dig(:foo, 1, 1, 0) }.should raise_error(TypeError)
- end
+ it "raises TypeError if an intermediate element does not respond to #dig" do
+ h = {}
+ h[:foo] = [ { bar: [ 1 ] }, [ nil, 'str' ] ]
+ lambda { h.dig(:foo, 0, :bar, 0, 0) }.should raise_error(TypeError)
+ lambda { h.dig(:foo, 1, 1, 0) }.should raise_error(TypeError)
+ end
- it "calls #dig on the result of #[] with the remaining arguments" do
- h = { foo: { bar: { baz: 42 } } }
- h[:foo].should_receive(:dig).with(:bar, :baz).and_return(42)
- h.dig(:foo, :bar, :baz).should == 42
- end
+ it "calls #dig on the result of #[] with the remaining arguments" do
+ h = { foo: { bar: { baz: 42 } } }
+ h[:foo].should_receive(:dig).with(:bar, :baz).and_return(42)
+ h.dig(:foo, :bar, :baz).should == 42
+ end
- it "respects Hash's default" do
- default = {bar: 42}
- h = Hash.new(default)
- h.dig(:foo).should equal default
- h.dig(:foo, :bar).should == 42
- end
+ it "respects Hash's default" do
+ default = {bar: 42}
+ h = Hash.new(default)
+ h.dig(:foo).should equal default
+ h.dig(:foo, :bar).should == 42
end
end