adds while statement to vool

test/vool/test_compiler.rb

@@ -7,3 +7,4 @@ require_relative "test_if_statement"
 require_relative "test_method_statement"
 require_relative "test_send_statement"
 require_relative "test_variables"
+require_relative "test_while_statement"

test/vool/test_while_statement.rb

@@ -0,0 +1,39 @@
+require_relative 'helper'
+
+module Vool
+  class TestWhileStatement < MiniTest::Test
+
+    def basic_while
+      "while(10 < 12) ; true ; end"
+    end
+    def test_while_basic
+      lst = Compiler.compile( basic_while )
+      assert_equal WhileStatement , lst.class
+    end
+    def test_while_basic_cond
+      lst = Compiler.compile( basic_while )
+      assert_equal SendStatement , lst.condition.class
+    end
+    def test_while_basic_branches
+      lst = Compiler.compile( basic_while )
+      assert_equal TrueStatement , lst.statements.class
+    end
+
+    def reverse_while
+      "true while(false)"
+    end
+    def test_while_reverse_branches
+      lst = Compiler.compile( reverse_while )
+      assert_equal WhileStatement , lst.class
+    end
+    def test_while_reverse_cond
+      lst = Compiler.compile( reverse_while )
+      assert_equal FalseStatement , lst.condition.class
+    end
+    def test_while_reverse_branches
+      lst = Compiler.compile( reverse_while )
+      assert_equal TrueStatement , lst.statements.class
+    end
+
+  end
+end