From e79d57c17f3dadd064e7a2582fad0a0e122de6e1 Mon Sep 17 00:00:00 2001
From: oleg dashevskii <be9@be9.ru>
Date: Fri, 1 Feb 2008 21:03:08 +0600
Subject: [PATCH] Heredocs and more stuff added to string_spec.

---
 spec/ruby/1.8/language/string_spec.rb |  114 ++++++++++++++++++++++++--------
 1 files changed, 85 insertions(+), 29 deletions(-)

diff --git a/spec/ruby/1.8/language/string_spec.rb b/spec/ruby/1.8/language/string_spec.rb
index f12a2b5..27fdb12 100644
--- a/spec/ruby/1.8/language/string_spec.rb
+++ b/spec/ruby/1.8/language/string_spec.rb
@@ -2,46 +2,40 @@ require File.dirname(__FILE__) + '/../spec_helper'
 
 # Thanks http://www.zenspider.com/Languages/Ruby/QuickRef.html
 
-# TODO : HEREDOC
-# <<identifier   - interpolated, goes until identifier
-# <<"identifier" - same thing
-# <<'identifier' - no interpolation
-# <<-identifier  - you can indent the identifier by using "-" in front
-#
-describe "Ruby character strings in various ways" do
+describe "Ruby character strings" do
 
   before(:each) do
     @ip = 'xxx' # used for interpolation
   end
 
-  it "with no interpolation" do
+  it "don't get interpolated when put in single quotes" do
     '#{@ip}'.should == '#{@ip}'
   end
 
-  it 'interpolation is used with #{}' do
+  it 'get interpolated with #{} when put in double quotes' do
     "#{@ip}".should == 'xxx'
   end
 
-  it "instance variables can also be interpolated just with the # character" do
+  it "interpolate instance variables just with the # character" do
     "#@ip".should == 'xxx'
   end
 
-  it "globales variables can also be interpolated just with the # character" do
+  it "interpolate global variables just with the # character" do
     $ip = 'xxx'
     "#$ip".should == 'xxx'
   end
 
-  it "class variables can also be interpolated just with the # character" do
+  it "interpolate class variables just with the # character" do
     @@ip = 'xxx'
     "#@@ip".should == 'xxx'
   end
 
-  it "simple # interpolation allow _ as part of a variable name" do
+  it "allow underscore as part of a variable name in a simple interpolation" do
     @my_ip = 'xxx'
     "#@my_ip".should == 'xxx'
   end
 
-  it "characters [.(=?!# ends a simple # interpolation" do
+  it "have characters [.(=?!# end simple # interpolation" do
     "#@ip[".should == 'xxx['
     "#@ip.".should == 'xxx.'
     "#@ip(".should == 'xxx('
@@ -51,27 +45,44 @@ describe "Ruby character strings in various ways" do
     "#@ip#@ip".should == 'xxxxxx'
   end
 
-  # NOTE : What chars are allowed to delimit a string ?
-  it "using percent and different characters to delimit a string" do
-    %(hey hey).should == "hey hey"
-    %[hey hey].should == "hey hey"
-    %{hey hey}.should == "hey hey"
-    %@hey hey@.should == "hey hey"
-    %!hey hey!.should == "hey hey"
+  it "allow using non-alnum characters as string delimiters" do
+    %(hey #{@ip}).should == "hey xxx"
+    %[hey #{@ip}].should == "hey xxx"
+    %{hey #{@ip}}.should == "hey xxx"
+    %<hey #{@ip}>.should == "hey xxx"
+    %!hey #{@ip}!.should == "hey xxx"
+    %@hey #{@ip}@.should == "hey xxx"
     %#hey hey#.should == "hey hey"
-    %|hey hey|.should == "hey hey"
-    %<hey hey>.should == "hey hey"
-    %_hey hey_.should == "hey hey"
-    %.hey hey..should == "hey hey"
-    %/hey hey/.should == "hey hey"
+    %%hey #{@ip}%.should == "hey xxx"
+    %^hey #{@ip}^.should == "hey xxx"
+    %&hey #{@ip}&.should == "hey xxx"
+    %*hey #{@ip}*.should == "hey xxx"
+    %-hey #{@ip}-.should == "hey xxx"
+    %_hey #{@ip}_.should == "hey xxx"
+    %=hey #{@ip}=.should == "hey xxx"
+    %+hey #{@ip}+.should == "hey xxx"
+    %~hey #{@ip}~.should == "hey xxx"
+    %:hey #{@ip}:.should == "hey xxx"
+    %;hey #{@ip};.should == "hey xxx"
+    %"hey #{@ip}".should == "hey xxx"
+    %|hey #{@ip}|.should == "hey xxx"
+    %?hey #{@ip}?.should == "hey xxx"
+    %/hey #{@ip}/.should == "hey xxx"
+    %,hey #{@ip},.should == "hey xxx"
+    %.hey #{@ip}..should == "hey xxx"
+    
+    # surprised? huh
+    %'hey #{@ip}'.should == "hey xxx"
+    %\hey #{@ip}\.should == "hey xxx"
+    %`hey #{@ip}`.should == "hey xxx"
+    %$hey #{@ip}$.should == "hey xxx"
   end
 
-  it "using percent with 'q' should stop interpolation" do
+  it "using percent with 'q', stopping interpolation" do
     %q(#{@ip}).should == '#{@ip}'
   end
 
-  # NOTE : I'm not sure why this is needed. IMHO it's redundant with %().
-  it "using percent with 'Q' should force interpolation" do
+  it "using percent with 'Q' to interpolate" do
     %Q(#{@ip}).should == 'xxx'
   end
 
@@ -87,4 +98,49 @@ describe "Ruby character strings in various ways" do
     '\t\n\r\f\b\a\e =b\030'.should == "\\t\\n\\r\\f\\b\\a\\e =b\\030"
   end
 
+  it "allow HEREDOC with <<identifier, interpolated" do
+    s = <<HERE
+foo bar#{@ip}
+HERE
+    s.should == "foo barxxx\n"
+  end
+  
+  it 'allow HEREDOC with <<"identifier", interpolated' do
+    s = <<"HERE"
+foo bar#{@ip}
+HERE
+    s.should == "foo barxxx\n"
+  end
+
+  it "allow HEREDOC with <<'identifier', no interpolation" do
+    s = <<'HERE'
+foo bar#{@ip}
+HERE
+    s.should == 'foo bar#{@ip}' + "\n"
+  end
+  
+  it "allow HEREDOC with <<-identifier, allowing to indent identifier, interpolated" do
+    s = <<-HERE
+    foo bar#{@ip}
+    HERE
+
+    s.should == "    foo barxxx\n"
+  end
+  
+  it 'allow HEREDOC with <<-"identifier", allowing to indent identifier, interpolated' do
+    s = <<-"HERE"
+    foo bar#{@ip}
+    HERE
+
+    s.should == "    foo barxxx\n"
+  end
+  
+  it "allow HEREDOC with <<-'identifier', allowing to indent identifier, no interpolation" do
+    s = <<-'HERE'
+    foo bar#{@ip}
+    HERE
+
+    s.should == '    foo bar#{@ip}' + "\n"
+  end
+
 end
-- 
1.5.3.8