moves the function call tests to new model

test/parser/test_function_call.rb

@@ -0,0 +1,32 @@
+require_relative "helper"
+
+class TestFunctionCall < MiniTest::Test
+  # include the magic (setup and parse -> test method translation), see there
+  include ParserHelper
+    
+  def test_single_argument
+    @string_input = 'foo(42)'
+    @parse_output = {:function_call => {:name => 'foo'},
+             :argument_list    => [{:argument => {:integer => '42'} }] }
+    @transform_output = Parser::FuncallExpression.new 'foo', [Parser::IntegerExpression.new(42)]
+  end
+
+  def test_function_call_multi
+    @string_input = 'baz(42, foo)'
+    @parse_output = {:function_call => {:name => 'baz' },
+                     :argument_list    => [{:argument => {:integer => '42'}},
+                                           {:argument => {:name => 'foo'}}]}
+    @transform_output = Parser::FuncallExpression.new 'baz', 
+                           [Parser::IntegerExpression.new(42), Parser::NameExpression.new("foo") ]
+    @parser = @parser.function_call
+  end
+
+  def test_function_call_string
+    @string_input    = 'puts( "hello")'
+    @parse_output = {:function_call => {:name => 'puts' },
+                      :argument_list    => [{:argument => {:string => 'hello'}}]}
+    @transform_output = Parser::FuncallExpression.new "puts", [Parser::StringExpression.new("hello")]
+    @parser = @parser.function_call
+  end
+
+end