finished the first draft of the parser test

test/fixtures/each.js

@@ -0,0 +1,30 @@
+(function(){
+  _.each = function(obj, iterator, context) {
+    var index = 0;
+    try {
+      if (obj.forEach) {
+        return obj.forEach(iterator, context);
+      }
+      if (_.isArray(obj) || _.isArguments(obj)) {
+        var a = obj;
+        var d = [];
+        for (var b=0, c=a.length; b<c; b++) {
+          var item = a[b];
+          var i = b;
+          d[b] = iterator.call(context, item, i, obj);
+        }
+        return d;
+      }
+      var e = _.keys(obj);
+      for (var f=0, g=e.length; f<g; f++) {
+        var key = e[f];
+        iterator.call(context, obj[key], key, obj);
+      }
+    } catch (e) {
+      if (e !== breaker) {
+        throw e;
+      }
+    }
+    return obj;
+  };
+})();

test/unit/test_parser.rb

@@ -36,15 +36,22 @@ class ParserTest < Test::Unit::TestCase
     assert body.operator == '*'
   end
 
-  # def test_lexing_if_statement
-  #   code = "clap_your_hands() if happy"
-  #   assert @lex.tokenize(code) == [[:IDENTIFIER, "clap_your_hands"], ["(", "("],
-  #     [")", ")"], [:IF, "if"], [:IDENTIFIER, "happy"]]
-  # end
-  #
-  # def test_lexing
-  #   tokens = @lex.tokenize(File.read('test/fixtures/each.cs'))
-  #   assert tokens.inspect == File.read('test/fixtures/each.tokens')
-  # end
+  def test_lexing_if_statement
+    the_if = @par.parse("clap_your_hands() if happy").expressions.first
+    assert the_if.is_a? IfNode
+    assert the_if.condition.literal == 'happy'
+    assert the_if.body.is_a? CallNode
+    assert the_if.body.variable.literal == 'clap_your_hands'
+  end
+
+  def test_parsing
+    nodes = @par.parse(File.read('test/fixtures/each.cs'))
+    assign = nodes.expressions.first
+    assert assign.is_a? AssignNode
+    assert assign.variable.literal == '_'
+    assert assign.value.is_a? CodeNode
+    assert assign.value.params == ['obj', 'iterator', 'context']
+    assert nodes.compile == File.read('test/fixtures/each.js')
+  end
 
 end