move interpreter tests to register

to shadow the interpreter move / the lib structure

test/register/interpreter/test_puts.rb

@@ -0,0 +1,67 @@
+require_relative "helper"
+
+class TestPuts < MiniTest::Test
+  include Ticker
+
+  def setup
+      @string_input = <<HERE
+class Object
+  int main()
+    "Hello again".putstring()
+  end
+end
+HERE
+    super
+  end
+
+  def test_chain
+    #show_ticks # get output of what is
+    check_chain ["Branch","Label","LoadConstant","GetSlot","SetSlot",
+     "LoadConstant","SetSlot","FunctionCall","Label","GetSlot",
+     "LoadConstant","SetSlot","LoadConstant","SetSlot","LoadConstant",
+     "SetSlot","LoadConstant","SetSlot","RegisterTransfer","FunctionCall",
+     "Label","GetSlot","GetSlot","RegisterTransfer","Syscall",
+     "RegisterTransfer","RegisterTransfer","SetSlot","Label","FunctionReturn",
+     "RegisterTransfer","GetSlot","GetSlot","Label","FunctionReturn",
+     "RegisterTransfer","Syscall","NilClass"]
+  end
+
+  def test_branch
+    was = @interpreter.instruction
+    assert_equal Register::Branch , ticks(1).class
+    assert was != @interpreter.instruction
+    assert @interpreter.instruction , "should have gone to next instruction"
+  end
+  def test_load
+    assert_equal Register::LoadConstant ,  ticks(3).class
+    assert_equal Parfait::Space , @interpreter.get_register(:r2).class
+    assert_equal :r2,  @interpreter.instruction.array.symbol
+  end
+  def test_get
+    assert_equal Register::GetSlot , ticks(4).class
+    assert @interpreter.get_register( :r1 )
+    assert Integer , @interpreter.get_register( :r1 ).class
+  end
+  def test_call
+    assert_equal Register::FunctionCall ,  ticks(8).class
+  end
+
+  def test_putstring
+    done = ticks(25)
+    assert_equal Register::Syscall ,  done.class
+    assert_equal "Hello again" , @interpreter.stdout
+  end
+
+  def test_return
+    done = ticks(30)
+    assert_equal Register::FunctionReturn ,  done.class
+    assert Register::Label , @interpreter.instruction.class
+    assert @interpreter.instruction.is_a?(Register::Instruction) , "not instruction #{@interpreter.instruction}"
+  end
+
+  def test_exit
+    done = ticks(42)
+    assert_equal NilClass ,  done.class
+    assert_equal "Hello again" , @interpreter.stdout
+  end
+end