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author | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-03-28 14:22:29 +0000 |
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committer | eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2019-03-28 14:22:29 +0000 |
commit | a28aa80c739a1d169649a4da833ef48cfb3465b3 (patch) | |
tree | c2f6bb79c268bd60116b54319ea96f01bb7dda79 /spec/ruby/language/alias_spec.rb | |
parent | 0f64776745ef31e626dec0d42b7fb2a5988397ec (diff) |
Update to ruby/spec@e81b3cd
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67361 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'spec/ruby/language/alias_spec.rb')
-rw-r--r-- | spec/ruby/language/alias_spec.rb | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/spec/ruby/language/alias_spec.rb b/spec/ruby/language/alias_spec.rb index 306c2776b4..a7f34146d1 100644 --- a/spec/ruby/language/alias_spec.rb +++ b/spec/ruby/language/alias_spec.rb @@ -244,3 +244,15 @@ describe "The alias keyword" do } end end + +describe "The alias keyword" do + it "can create a new global variable, synonym of the original" do + code = '$a = 1; alias $b $a; p [$a, $b]; $b = 2; p [$a, $b]' + ruby_exe(code).should == "[1, 1]\n[2, 2]\n" + end + + it "can override an existing global variable and make them synonyms" do + code = '$a = 1; $b = 2; alias $b $a; p [$a, $b]; $b = 3; p [$a, $b]' + ruby_exe(code).should == "[1, 1]\n[3, 3]\n" + end +end |