start larger tests

test/risc/mains/test_adds.rb

@@ -0,0 +1,50 @@
+require_relative '../helper'
+
+module Mains
+  class TestLargerWhile < MiniTest::Test
+    include Risc::Ticker
+    def setup;end
+
+    def test_ruby_adds
+      run_input <<HERE
+        a = 0
+        b = 20
+        while( a < b )
+          a = a + 1
+          b = b - 1
+        end
+        return a
+HERE
+      assert_equal Parfait::Integer , get_return.class
+      assert_equal 10 , get_return.value
+    end
+    def pest_ruby_subs
+      run_input <<HERE
+        b = 10
+        while( b > 0 )
+          b = b - 1
+        end
+        return b
+HERE
+      assert_equal Parfait::Integer , get_return.class
+      assert_equal 0 , get_return.value
+    end
+    def test_ruby_adds_fibo
+      run_input <<HERE
+        n=12
+        a = 0
+        b = 1
+        i = 1
+        while( i < n )
+          result = a + b
+          a = b
+          b = result
+          i = i + 1
+        end
+      	return result
+HERE
+      assert_equal Parfait::Integer , get_return.class
+      assert_equal 144 , get_return.value
+    end
+  end
+end