Add tests for implicit strings.

lib/sass/script/literal.rb

@@ -50,6 +50,10 @@ class Sass::Script::Literal # :nodoc:
     true
   end
 
+  def ==(other)
+    eq(other).to_bool
+  end
+
   def to_i
     raise SyntaxError.new("#{value.dump} is not an integer.")
   end

test/sass/engine_test.rb

@@ -717,13 +717,6 @@ SASS
     assert_raise(Sass::SyntaxError) { render("a\n  b = hsl(1)") }
   end
 
-  def test_inaccessible_functions
-    assert_warning "DEPRECATION WARNING:\nOn line 2, character 12 of 'test_inaccessible_functions_inline.sass'\nImplicit strings have been deprecated and will be removed in version 2.4.\n'to_s' was not quoted. Please add double quotes (e.g. \"to_s\")." do
-      assert_equal("a {\n  b: send(to_s); }\n", render("a\n  b = send(to_s)"))
-    end
-    assert_equal("a {\n  b: public_instance_methods(); }\n", render("a\n  b = public_instance_methods()"))
-  end
-
   private
 
   def render(sass, options = {})
@@ -752,19 +745,4 @@ SASS
   def filename(name, type)
     File.dirname(__FILE__) + "/#{type == 'sass' ? 'templates' : 'results'}/#{name}.#{type}"
   end
-
-  def assert_warning(message)
-    the_real_stderr, $stderr = $stderr, StringIO.new
-    yield
-    assert_equal message.strip, $stderr.string.strip
-  ensure
-    $stderr = the_real_stderr
-  end
-
-  def silence_warnings
-    the_real_stderr, $stderr = $stderr, StringIO.new
-    yield
-  ensure
-    $stderr = the_real_stderr
-  end
 end

test/sass/script_test.rb

@@ -5,8 +5,13 @@ require 'sass/engine'
 class SassScriptTest < Test::Unit::TestCase
   include Sass::Script
 
-  def eval(str, environment = {})
-    Sass::Script.resolve(str, 0, 0, environment)
+  def resolve(str, opts = {}, environment = {})
+    eval(str, opts, environment).to_s
+  end
+
+  def eval(str, opts = {}, environment = {})
+    Sass::Script.parse(str, opts[:line] || 0,
+      opts[:offset] || 0, opts[:filename]).perform(environment)
   end
 
   def test_color_checks_input
@@ -15,14 +20,52 @@ class SassScriptTest < Test::Unit::TestCase
   end
 
   def test_string_escapes
-    assert_equal '"', eval("\"\\\"\"")
-    assert_equal "\\", eval("\"\\\\\"")
-    assert_equal "\\02fa", eval("\"\\02fa\"")
+    assert_equal '"', resolve("\"\\\"\"")
+    assert_equal "\\", resolve("\"\\\\\"")
+    assert_equal "\\02fa", resolve("\"\\02fa\"")
   end
 
   def test_color_names
-    assert_equal "white", eval("white")
-    assert_equal "white", eval("#ffffff")
-    assert_equal "#fffffe", eval("white - #000001")
+    assert_equal "white", resolve("white")
+    assert_equal "white", resolve("#ffffff")
+    assert_equal "#fffffe", resolve("white - #000001")
+  end
+
+  def test_implicit_strings
+    silence_warnings do
+      assert_equal Sass::Script::String.new("foo"), eval("foo")
+      assert_equal Sass::Script::String.new("foo bar"), eval("foo bar")
+      assert_equal Sass::Script::String.new("foo/bar"), eval("foo/bar")
+    end
+  end
+
+  def test_inaccessible_functions
+    assert_warning "DEPRECATION WARNING:\nOn line 2, character 6 of 'test_inaccessible_functions_inline.sass'\nImplicit strings have been deprecated and will be removed in version 2.4.\n'to_s' was not quoted. Please add double quotes (e.g. \"to_s\")." do
+      assert_equal "send(to_s)", resolve("send(to_s)", :line => 2, :filename => 'test_inaccessible_functions_inline.sass')
+    end
+    assert_equal "public_instance_methods()", resolve("public_instance_methods()")
+  end
+
+  def test_ruby_equality
+    assert_equal eval('"foo"'), eval('"foo"')
+    assert_equal eval('1'), eval('1.0')
+    assert_not_equal eval('1'), eval('"1"')
+  end
+
+  private
+
+  def assert_warning(message)
+    the_real_stderr, $stderr = $stderr, StringIO.new
+    yield
+    assert_equal message.strip, $stderr.string.strip
+  ensure
+    $stderr = the_real_stderr
+  end
+
+  def silence_warnings
+    the_real_stderr, $stderr = $stderr, StringIO.new
+    yield
+  ensure
+    $stderr = the_real_stderr
   end
 end