fixing some existing encoder tests due to change in Yajl for multiple…

… tokens in the same stream. Added initial specs for JSON Gem compatability API

spec/encoding/encoding_spec.rb

@@ -56,9 +56,9 @@
   end
 
   it "should encode with :pretty turned on and a single space indent, to an IO" do
-    output = "{\n \"foo\": {\n  \"name\": \"bar\",\n  \"id\": 1234\n }\n}\n"
+    output = "{\n \"foo\": {\n  \"name\": \"bar\",\n  \"id\": 1234\n }\n}"
     if RUBY_VERSION.include?('1.9') # FIXME
-      output = "{\n \"foo\": {\n  \"id\": 1234,\n  \"name\": \"bar\"\n }\n}\n"
+      output = "{\n \"foo\": {\n  \"id\": 1234,\n  \"name\": \"bar\"\n }\n}"
     end
     obj = {:foo => {:id => 1234, :name => "bar"}}
     io = StringIO.new
@@ -69,9 +69,9 @@
   end
 
   it "should encode with :pretty turned on and a single space indent, and return a String" do
-    output = "{\n \"foo\": {\n  \"name\": \"bar\",\n  \"id\": 1234\n }\n}\n"
+    output = "{\n \"foo\": {\n  \"name\": \"bar\",\n  \"id\": 1234\n }\n}"
     if RUBY_VERSION.include?('1.9') # FIXME
-      output = "{\n \"foo\": {\n  \"id\": 1234,\n  \"name\": \"bar\"\n }\n}\n"
+      output = "{\n \"foo\": {\n  \"id\": 1234,\n  \"name\": \"bar\"\n }\n}"
     end
     obj = {:foo => {:id => 1234, :name => "bar"}}
     encoder = Yajl::Encoder.new(:pretty => true, :indent => ' ')
@@ -80,9 +80,9 @@
   end
 
   it "should encode with :pretty turned on and a tab character indent, to an IO" do
-    output = "{\n\t\"foo\": {\n\t\t\"name\": \"bar\",\n\t\t\"id\": 1234\n\t}\n}\n"
+    output = "{\n\t\"foo\": {\n\t\t\"name\": \"bar\",\n\t\t\"id\": 1234\n\t}\n}"
     if RUBY_VERSION.include?('1.9') # FIXME
-      output = "{\n\t\"foo\": {\n\t\t\"id\": 1234,\n\t\t\"name\": \"bar\"\n\t}\n}\n"
+      output = "{\n\t\"foo\": {\n\t\t\"id\": 1234,\n\t\t\"name\": \"bar\"\n\t}\n}"
     end
     obj = {:foo => {:id => 1234, :name => "bar"}}
     io = StringIO.new
@@ -93,9 +93,9 @@
   end
 
   it "should encode with :pretty turned on and a tab character indent, and return a String" do
-    output = "{\n\t\"foo\": {\n\t\t\"name\": \"bar\",\n\t\t\"id\": 1234\n\t}\n}\n"
+    output = "{\n\t\"foo\": {\n\t\t\"name\": \"bar\",\n\t\t\"id\": 1234\n\t}\n}"
     if RUBY_VERSION.include?('1.9') # FIXME
-      output = "{\n\t\"foo\": {\n\t\t\"id\": 1234,\n\t\t\"name\": \"bar\"\n\t}\n}\n"
+      output = "{\n\t\"foo\": {\n\t\t\"id\": 1234,\n\t\t\"name\": \"bar\"\n\t}\n}"
     end
     obj = {:foo => {:id => 1234, :name => "bar"}}
     encoder = Yajl::Encoder.new(:pretty => true, :indent => "\t")
@@ -104,9 +104,9 @@
   end
 
   it "should encode with it's class method with :pretty and a tab character indent options set, to an IO" do
-    output = "{\n\t\"foo\": {\n\t\t\"name\": \"bar\",\n\t\t\"id\": 1234\n\t}\n}\n"
+    output = "{\n\t\"foo\": {\n\t\t\"name\": \"bar\",\n\t\t\"id\": 1234\n\t}\n}"
     if RUBY_VERSION.include?('1.9') # FIXME
-      output = "{\n\t\"foo\": {\n\t\t\"id\": 1234,\n\t\t\"name\": \"bar\"\n\t}\n}\n"
+      output = "{\n\t\"foo\": {\n\t\t\"id\": 1234,\n\t\t\"name\": \"bar\"\n\t}\n}"
     end
     obj = {:foo => {:id => 1234, :name => "bar"}}
     io = StringIO.new
@@ -116,19 +116,19 @@
   end
 
   it "should encode with it's class method with :pretty and a tab character indent options set, and return a String" do
-    output = "{\n\t\"foo\": {\n\t\t\"name\": \"bar\",\n\t\t\"id\": 1234\n\t}\n}\n"
+    output = "{\n\t\"foo\": {\n\t\t\"name\": \"bar\",\n\t\t\"id\": 1234\n\t}\n}"
     if RUBY_VERSION.include?('1.9') # FIXME
-      output = "{\n\t\"foo\": {\n\t\t\"id\": 1234,\n\t\t\"name\": \"bar\"\n\t}\n}\n"
+      output = "{\n\t\"foo\": {\n\t\t\"id\": 1234,\n\t\t\"name\": \"bar\"\n\t}\n}"
     end
     obj = {:foo => {:id => 1234, :name => "bar"}}
     output = Yajl::Encoder.encode(obj, :pretty => true, :indent => "\t")
     output.should == output
   end
 
   it "should encode with it's class method with :pretty and a tab character indent options set, to a block" do
-    output = "{\n\t\"foo\": {\n\t\t\"name\": \"bar\",\n\t\t\"id\": 1234\n\t}\n}\n"
+    output = "{\n\t\"foo\": {\n\t\t\"name\": \"bar\",\n\t\t\"id\": 1234\n\t}\n}"
     if RUBY_VERSION.include?('1.9') # FIXME
-      output = "{\n\t\"foo\": {\n\t\t\"id\": 1234,\n\t\t\"name\": \"bar\"\n\t}\n}\n"
+      output = "{\n\t\"foo\": {\n\t\t\"id\": 1234,\n\t\t\"name\": \"bar\"\n\t}\n}"
     end
     obj = {:foo => {:id => 1234, :name => "bar"}}
     output = ''
@@ -147,9 +147,9 @@
       encoder.encode(obj, io)
     end
     io.rewind
-    output = "{\"baz\":1234,\"foo\":\"bar\"}\n{\"baz\":1234,\"foo\":\"bar\"}\n{\"baz\":1234,\"foo\":\"bar\"}\n{\"baz\":1234,\"foo\":\"bar\"}\n{\"baz\":1234,\"foo\":\"bar\"}\n"
+    output = "{\"baz\":1234,\"foo\":\"bar\"}{\"baz\":1234,\"foo\":\"bar\"}{\"baz\":1234,\"foo\":\"bar\"}{\"baz\":1234,\"foo\":\"bar\"}{\"baz\":1234,\"foo\":\"bar\"}"
     if RUBY_VERSION.include?('1.9') # FIXME
-      output = "{\"foo\":\"bar\",\"baz\":1234}\n{\"foo\":\"bar\",\"baz\":1234}\n{\"foo\":\"bar\",\"baz\":1234}\n{\"foo\":\"bar\",\"baz\":1234}\n{\"foo\":\"bar\",\"baz\":1234}\n"
+      output = "{\"foo\":\"bar\",\"baz\":1234}{\"foo\":\"bar\",\"baz\":1234}{\"foo\":\"bar\",\"baz\":1234}{\"foo\":\"bar\",\"baz\":1234}{\"foo\":\"bar\",\"baz\":1234}"
     end
     io.read.should == output
   end

spec/encoding/json_gem_compatability.rb

@@ -0,0 +1,47 @@
+# encoding: UTF-8
+require File.expand_path(File.dirname(__FILE__) + '/../spec_helper.rb')
+
+class Dummy; end
+
+describe "JSON Gem compatability API" do
+  it "shoud not mixin #to_json on base objects until Yajl::Encoder.enable_json_gem_compatability has been called" do
+    d = Dummy.new
+
+    d.respond_to?(:to_json).should_not be_true
+    "".respond_to?(:to_json).should_not be_true
+    1.respond_to?(:to_json).should_not be_true
+    "1.5".to_f.respond_to?(:to_json).should_not be_true
+    [].respond_to?(:to_json).should_not be_true
+    {:foo => "bar"}.respond_to?(:to_json).should_not be_true
+    true.respond_to?(:to_json).should_not be_true
+    false.respond_to?(:to_json).should_not be_true
+    nil.respond_to?(:to_json).should_not be_true
+  end
+
+  it "should mixin #to_json on base objects after Yajl::Encoder.enable_json_gem_compatability has been called" do
+    Yajl::Encoder.enable_json_gem_compatability
+    d = Dummy.new
+
+    d.respond_to?(:to_json).should be_true
+    "".respond_to?(:to_json).should be_true
+    1.respond_to?(:to_json).should be_true
+    "1.5".to_f.respond_to?(:to_json).should be_true
+    [].respond_to?(:to_json).should be_true
+    {:foo => "bar"}.respond_to?(:to_json).should be_true
+    true.respond_to?(:to_json).should be_true
+    false.respond_to?(:to_json).should be_true
+    nil.respond_to?(:to_json).should be_true
+  end
+
+  it "should require yajl/json_gem to enable the compatability API" do
+    require 'yajl/json_gem'
+
+    defined?(JSON).should be_true
+
+    JSON.respond_to?(:parse).should be_true
+    JSON.respond_to?(:generate).should be_true
+    JSON.respond_to?(:pretty_generate).should be_true
+    JSON.respond_to?(:load).should be_true
+    JSON.respond_to?(:dump).should be_true
+  end
+end