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authoreregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-09-20 20:18:52 +0000
committereregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-09-20 20:18:52 +0000
commit1d15d5f08032acf1b7bceacbb450d617ff6e0931 (patch)
treea3785a79899302bc149e4a6e72f624ac27dc1f10 /spec/ruby/language/symbol_spec.rb
parent75bfc6440d595bf339007f4fb280fd4d743e89c1 (diff)
downloadruby-1d15d5f08032acf1b7bceacbb450d617ff6e0931.tar.gz
Move spec/rubyspec to spec/ruby for consistency
* Other ruby implementations use the spec/ruby directory. [Misc #13792] [ruby-core:82287] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'spec/ruby/language/symbol_spec.rb')
-rw-r--r--spec/ruby/language/symbol_spec.rb93
1 files changed, 93 insertions, 0 deletions
diff --git a/spec/ruby/language/symbol_spec.rb b/spec/ruby/language/symbol_spec.rb
new file mode 100644
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--- /dev/null
+++ b/spec/ruby/language/symbol_spec.rb
@@ -0,0 +1,93 @@
+require File.expand_path('../../spec_helper', __FILE__)
+
+describe "A Symbol literal" do
+ it "is a ':' followed by any number of valid characters" do
+ a = :foo
+ a.should be_kind_of(Symbol)
+ a.inspect.should == ':foo'
+ end
+
+ it "is a ':' followed by any valid variable, method, or constant name" do
+ # Add more of these?
+ [ :Foo,
+ :foo,
+ :@foo,
+ :@@foo,
+ :$foo,
+ :_,
+ :~,
+ :- ,
+ :FOO,
+ :_Foo,
+ :&,
+ :_9
+ ].each { |s| s.should be_kind_of(Symbol) }
+ end
+
+ it "is a ':' followed by a single- or double-quoted string that may contain otherwise invalid characters" do
+ [ [:'foo bar', ':"foo bar"'],
+ [:'++', ':"++"'],
+ [:'9', ':"9"'],
+ [:"foo #{1 + 1}", ':"foo 2"'],
+ [:"foo\nbar", ':"foo\nbar"'],
+ ].each { |sym, str|
+ sym.should be_kind_of(Symbol)
+ sym.inspect.should == str
+ }
+ end
+
+ it "may contain '::' in the string" do
+ :'Some::Class'.should be_kind_of(Symbol)
+ end
+
+ it "is converted to a literal, unquoted representation if the symbol contains only valid characters" do
+ a, b, c = :'foo', :'+', :'Foo__9'
+ a.should be_kind_of(Symbol)
+ a.inspect.should == ':foo'
+ b.should be_kind_of(Symbol)
+ b.inspect.should == ':+'
+ c.should be_kind_of(Symbol)
+ c.inspect.should == ':Foo__9'
+ end
+
+ it "can be created by the %s-delimited expression" do
+ a, b = :'foo bar', %s{foo bar}
+ b.should be_kind_of(Symbol)
+ b.inspect.should == ':"foo bar"'
+ b.should == a
+ end
+
+ it "is the same object when created from identical strings" do
+ var = "@@var"
+ [ [:symbol, :symbol],
+ [:'a string', :'a string'],
+ [:"#{var}", :"#{var}"]
+ ].each { |a, b|
+ a.should equal(b)
+ }
+ end
+
+ it "can contain null in the string" do
+ eval(':"\0" ').inspect.should == ':"\\x00"'
+ end
+
+ it "can be an empty string" do
+ c = :''
+ c.should be_kind_of(Symbol)
+ c.inspect.should == ':""'
+ end
+
+ it "can be :!, :!=, or :!~" do
+ %w{'!', '!=', '!~'}.each do |sym|
+ sym.to_sym.to_s.should == sym
+ end
+ end
+
+ it "can be created from list syntax %i{a b c} without interpolation" do
+ %i{a b #{c}}.should == [:a, :b, :"\#{c}"]
+ end
+
+ it "can be created from list syntax %I{a b c} with interpolation" do
+ %I{a b #{"c"}}.should == [:a, :b, :c]
+ end
+end