rename debug terminals to mock terminals.

src/Graphics/Vty/Debug.hs

@@ -32,11 +32,9 @@ is_set_attr expected_attr (SpanSetAttr in_attr)
     | in_attr == expected_attr = True
 is_set_attr _attr _event = False
 
-data DebugWindow = DebugWindow Int Int
+data MockWindow = MockWindow Int Int
     deriving (Show, Eq)
 
-region_for_window :: DebugWindow -> DisplayRegion
+region_for_window :: MockWindow -> DisplayRegion
-region_for_window (DebugWindow w h) = DisplayRegion w h
+region_for_window (MockWindow w h) = DisplayRegion w h
-
-type TestWindow = DebugWindow
 

src/Graphics/Vty/Inline.hs

@@ -33,7 +33,7 @@ module Graphics.Vty.Inline ( module Graphics.Vty.Inline
 
 import Graphics.Vty.Attributes
 import Graphics.Vty.DisplayAttributes
-import Graphics.Vty.Terminal.Generic
+import Graphics.Vty.Terminal.Interface
 
 import Control.Applicative
 import Control.Monad.State.Strict

src/Graphics/Vty/Terminal.hs

@@ -1,13 +1,13 @@
---  | Generic Terminal interface.
+--  | Terminal IO device.
 --
---  Defines the common interface supported by all terminals.
+--  Access to the current terminal or a specific terminal device.
 --
 --  See also:
 --
 --  1. Graphics.Vty.Terminal: This instantiates an abtract interface to the terminal interface based
 --  on the TERM and COLORTERM environment variables. 
 --  
---  2. Graphics.Vty.Terminal.Generic: Defines the generic interface all terminals need to implement.
+--  2. Graphics.Vty.Terminal.Interface: Defines the generic interface all terminals need to implement.
 --
 --  3. Graphics.Vty.Terminal.TerminfoBased: Defines a terminal instance that uses terminfo for all
 --  control strings.  No attempt is made to change the character set to UTF-8 for these terminals.
@@ -30,7 +30,7 @@ module Graphics.Vty.Terminal ( module Graphics.Vty.Terminal
 
 
 import Graphics.Vty.DisplayRegion
-import Graphics.Vty.Terminal.Generic
+import Graphics.Vty.Terminal.Interface
 import Graphics.Vty.Terminal.MacOSX as MacOSX
 import Graphics.Vty.Terminal.XTermColor as XTermColor
 import Graphics.Vty.Terminal.TerminfoBased as TerminfoBased
@@ -42,7 +42,10 @@ import Control.Monad.Trans
 
 import Data.List ( isPrefixOf )
 
+import GHC.IO.Handle
+
 import System.Environment
+import System.IO
 
 -- | Returns a TerminalHandle (an abstract Terminal instance) for the current terminal.
 --
@@ -84,23 +87,24 @@ import System.Environment
 terminal_handle :: ( Applicative m, MonadIO m ) => m TerminalHandle
 terminal_handle = do
     term_type <- liftIO $ getEnv "TERM"
+    out_handle <- liftIO $ hDuplicate stdout
     t <- if "xterm" `isPrefixOf` term_type
         then do
             maybe_terminal_app <- get_env "TERM_PROGRAM"
             case maybe_terminal_app of
                 Nothing 
-                    -> XTermColor.terminal_instance term_type >>= new_terminal_handle
+                    -> XTermColor.terminal_instance term_type out_handle >>= new_terminal_handle
                 Just v | v == "Apple_Terminal" || v == "iTerm.app" 
                     -> do
                         maybe_xterm <- get_env "XTERM_VERSION"
                         case maybe_xterm of
-                            Nothing -> MacOSX.terminal_instance v >>= new_terminal_handle
+                            Nothing -> MacOSX.terminal_instance v out_handle >>= new_terminal_handle
-                            Just _  -> XTermColor.terminal_instance term_type >>= new_terminal_handle
+                            Just _  -> XTermColor.terminal_instance term_type out_handle >>= new_terminal_handle
                 -- Assume any other terminal that sets TERM_PROGRAM to not be an OS X terminal.app
                 -- like terminal?
-                _   -> XTermColor.terminal_instance term_type >>= new_terminal_handle
+                _   -> XTermColor.terminal_instance term_type out_handle >>= new_terminal_handle
         -- Not an xterm-like terminal. try for generic terminfo.
-        else TerminfoBased.terminal_instance term_type >>= new_terminal_handle
+        else TerminfoBased.terminal_instance term_type out_handle >>= new_terminal_handle
     return t
     where
         get_env var = do

src/Graphics/Vty/Terminal/Interface.hs

@@ -1,11 +1,11 @@
--- Copyright 2009-2011 Corey O'Connor
+-- Copyright Corey O'Connor
 {-# LANGUAGE BangPatterns #-}
 {-# LANGUAGE RankNTypes #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 {-# LANGUAGE ExistentialQuantification #-}
 {-# LANGUAGE GADTs #-}
 {-# LANGUAGE FlexibleContexts #-}
-module Graphics.Vty.Terminal.Generic ( module Graphics.Vty.Terminal.Generic
+module Graphics.Vty.Terminal.Interface ( module Graphics.Vty.Terminal.Interface
                                        , OutputBuffer
                                        )
     where

src/Graphics/Vty/Terminal/MacOSX.hs

@@ -14,7 +14,7 @@ module Graphics.Vty.Terminal.MacOSX ( terminal_instance
                                     )
     where
 
-import Graphics.Vty.Terminal.Generic
+import Graphics.Vty.Terminal.Interface
 import qualified Graphics.Vty.Terminal.TerminfoBased as TerminfoBased
 
 import Control.Applicative
@@ -32,11 +32,11 @@ data Term = Term
 -- "xterm-256color" is used.
 --
 -- This effects the terminfo lookup.
-terminal_instance :: ( Applicative m, MonadIO m ) => String -> m Term
+terminal_instance :: ( Applicative m, MonadIO m ) => String -> Handle -> m Term
-terminal_instance v = do
+terminal_instance v out_handle = do
     let base_term "iTerm.app" = "xterm-256color"
         base_term _ = "xterm"
-    t <- TerminfoBased.terminal_instance (base_term v) >>= new_terminal_handle
+    t <- TerminfoBased.terminal_instance (base_term v) out_handle >>= new_terminal_handle
     return $ Term t v
 
 flushed_put :: MonadIO m => String -> m ()

src/Graphics/Vty/Terminal/Mock.hs

@@ -1,15 +1,15 @@
--- Copyright 2009-2010 Corey O'Connor
+-- Copyright Corey O'Connor
 {-# LANGUAGE FlexibleInstances #-}
 {-# LANGUAGE TypeFamilies #-}
-module Graphics.Vty.Terminal.Debug ( DebugTerminal(..)
+module Graphics.Vty.Terminal.Mock ( MockTerminal(..)
-                                   , DebugDisplay(..)
+                                  , MockDisplay(..)
                                   , terminal_instance
                                   , dehandle
                                   )
     where
 
 import Graphics.Vty.DisplayRegion
-import Graphics.Vty.Terminal.Generic
+import Graphics.Vty.Terminal.Interface
 
 import Control.Applicative
 import Control.Monad.Trans
@@ -27,12 +27,12 @@ import System.IO
 
 import Unsafe.Coerce
 
--- | The debug display terminal produces a string representation of the requested picture.  There is
+-- | The mock display terminal produces a string representation of the requested picture.  There is
 -- *not* an isomorphism between the string representation and the picture.  The string
 -- representation is a simplification of the picture that is only useful in debugging VTY without
 -- considering terminal specific issues.
 --
--- The debug implementation is useful in manually determining if the sequence of terminal operations
+-- The mock implementation is useful in manually determining if the sequence of terminal operations
 -- matches the expected sequence. So requirement of the produced representation is simplicity in
 -- parsing the text representation and determining how the picture was mapped to terminal
 -- operations.
@@ -42,42 +42,42 @@ import Unsafe.Coerce
 -- class there exists a monoid that defines it's algebra. The string representation is a sequence of
 -- identifiers where each identifier is the name of an operation in the algebra.
 
-data DebugTerminal = DebugTerminal
+data MockTerminal = MockTerminal
-    { debug_terminal_last_output :: IORef (UTF8.UTF8 BS.ByteString)
+    { mock_terminal_last_output :: IORef (UTF8.UTF8 BS.ByteString)
-    , debug_terminal_bounds :: DisplayRegion
+    , mock_terminal_bounds :: DisplayRegion
     } 
 
-instance Terminal DebugTerminal where
+instance Terminal MockTerminal where
-    terminal_ID _t = "debug_terminal"
+    terminal_ID _t = "mock_terminal"
     release_terminal _t = return ()
     reserve_display _t = return ()
     release_display _t = return ()
-    display_bounds t = return $ debug_terminal_bounds t
+    display_bounds t = return $ mock_terminal_bounds t
-    display_terminal_instance _t r c = return $ c (DebugDisplay r)
+    display_terminal_instance _t r c = return $ c (MockDisplay r)
     output_byte_buffer t out_buffer buffer_size 
         =   liftIO $ do
             putStrLn $ "output_byte_buffer ?? " ++ show buffer_size
             peekArray (fromEnum buffer_size) out_buffer 
             >>= return . UTF8.fromRep . BSCore.pack
-            >>= writeIORef (debug_terminal_last_output t)
+            >>= writeIORef (mock_terminal_last_output t)
 
     output_handle _t = return stdout
 
-data DebugDisplay = DebugDisplay
+data MockDisplay = MockDisplay
-    { debug_display_bounds :: DisplayRegion
+    { mock_display_bounds :: DisplayRegion
     } 
 
 terminal_instance :: ( Applicative m, MonadIO m ) => DisplayRegion -> m TerminalHandle
 terminal_instance r = do
     output_ref <- liftIO $ newIORef undefined
-    new_terminal_handle $ DebugTerminal output_ref r
+    new_terminal_handle $ MockTerminal output_ref r
 
-dehandle :: TerminalHandle -> DebugTerminal
+dehandle :: TerminalHandle -> MockTerminal
 dehandle (TerminalHandle t _) = unsafeCoerce t
 
-instance DisplayTerminal DebugDisplay where
+instance DisplayTerminal MockDisplay where
     -- | Provide the current bounds of the output terminal.
-    context_region d = debug_display_bounds d
+    context_region d = mock_display_bounds d
 
     -- | Assume 16 colors
     context_color_count _d = 16

src/Graphics/Vty/Terminal/TerminfoBased.hs

@@ -12,7 +12,7 @@ import Data.Terminfo.Eval
 
 import Graphics.Vty.Attributes
 import Graphics.Vty.DisplayAttributes
-import Graphics.Vty.Terminal.Generic
+import Graphics.Vty.Terminal.Interface
 import Graphics.Vty.DisplayRegion
 
 import Control.Applicative 
@@ -21,7 +21,6 @@ import Control.Monad.Trans
 
 import Data.Bits ( (.&.) )
 import Data.Maybe ( isJust, isNothing, fromJust )
-import Data.Word
 
 import Foreign.C.Types ( CLong(..) )
 
@@ -73,8 +72,8 @@ marshall_cap_to_terminal t cap_selector cap_params = do
  - todo: Some display attributes like underline and bold have independent string capabilities that
  - should be used instead of the generic "sgr" string capability.
  -}
-terminal_instance :: ( Applicative m, MonadIO m ) => String -> m Term
+terminal_instance :: ( Applicative m, MonadIO m ) => String -> Handle -> m Term
-terminal_instance in_ID = do
+terminal_instance in_ID the_handle = do
     ti <- liftIO $ Terminfo.setupTerm in_ID
     let require_cap str 
             = case Terminfo.getCapability ti (Terminfo.tiGetStr str) of
@@ -92,7 +91,6 @@ terminal_instance in_ID = do
                     case parse_result of
                         Left e -> fail $ show e
                         Right cap -> return $ Just cap
-    the_handle <- liftIO $ hDuplicate stdout
     pure Term
         <*> pure in_ID
         <*> pure ti
@@ -245,6 +243,9 @@ instance DisplayTerminal DisplayContext where
     -- the case then the back and fore colors always need to be set if not default.
     --
     -- This equation implements the above logic.
+    --
+    -- \todo This assumes that fewer state changes, followed by fewer bytes, is what to optimize. I
+    -- haven't measured this or even examined terminal implementations. *shrug*
     serialize_set_attr d prev_attr req_attr diffs out_ptr = do
         case (fore_color_diff diffs == ColorToDefault) || (back_color_diff diffs == ColorToDefault) of
             -- The only way to reset either color, portably, to the default is to use either the set

src/Graphics/Vty/Terminal/XTermColor.hs

@@ -8,7 +8,7 @@ module Graphics.Vty.Terminal.XTermColor ( terminal_instance
                                         )
     where
 
-import Graphics.Vty.Terminal.Generic
+import Graphics.Vty.Terminal.Interface
 import qualified Graphics.Vty.Terminal.TerminfoBased as TerminfoBased
 
 import Control.Applicative
@@ -29,13 +29,13 @@ data XTermColor = XTermColor
     }
 
 -- | Initialize the display to UTF-8. 
-terminal_instance :: ( Applicative m, MonadIO m ) => String -> m XTermColor
+terminal_instance :: ( Applicative m, MonadIO m ) => String -> Handle -> m XTermColor
-terminal_instance variant = do
+terminal_instance variant out_handle = do
     -- If the terminal variant is xterm-color use xterm instead since, more often than not,
     -- xterm-color is broken.
     let variant' = if variant == "xterm-color" then "xterm" else variant
     flushed_put set_utf8_char_set
-    t <- TerminfoBased.terminal_instance variant' >>= new_terminal_handle
+    t <- TerminfoBased.terminal_instance variant' out_handle >>= new_terminal_handle
     return $ XTermColor variant' t
 
 -- | Output immediately followed by a flush.

test/Verify.hs

@@ -10,6 +10,7 @@
 module Verify ( module Verify
               , module Control.DeepSeq
               , module Test.QuickCheck
+              , module Test.QuickCheck.Modifiers
               , succeeded
               , failed
               , result
@@ -26,6 +27,7 @@ import qualified Distribution.TestSuite as TS
 
 import Test.QuickCheck hiding ( Result(..) )
 import qualified Test.QuickCheck as QC
+import Test.QuickCheck.Modifiers
 import Test.QuickCheck.Property hiding ( Result(..) )
 import qualified Test.QuickCheck.Property as Prop
 import Test.QuickCheck.Monadic ( monadicIO ) 

test/Verify/Graphics/Vty/DisplayRegion.hs

@@ -1,7 +1,7 @@
 {-# LANGUAGE ScopedTypeVariables #-}
 module Verify.Graphics.Vty.DisplayRegion ( module Verify.Graphics.Vty.DisplayRegion
                                          , module Graphics.Vty.DisplayRegion
-                                         , DebugWindow(..)
+                                         , MockWindow(..)
                                          )
     where
 
@@ -10,17 +10,17 @@ import Graphics.Vty.DisplayRegion
 
 import Verify
 
-data EmptyWindow = EmptyWindow DebugWindow
+data EmptyWindow = EmptyWindow MockWindow
 
 instance Arbitrary EmptyWindow where
-    arbitrary = return $ EmptyWindow (DebugWindow (0 :: Int) (0 :: Int))
+    arbitrary = return $ EmptyWindow (MockWindow (0 :: Int) (0 :: Int))
 
 instance Show EmptyWindow where
     show (EmptyWindow _) = "EmptyWindow"
 
-instance Arbitrary DebugWindow where
+instance Arbitrary MockWindow where
     arbitrary = do
         w <- choose (1,1024)
         h <- choose (1,1024)
-        return $ DebugWindow w h
+        return $ MockWindow w h
 

test/Verify/Graphics/Vty/Picture.hs

@@ -15,7 +15,7 @@ import Verify
 
 data DefaultPic = DefaultPic 
     { default_pic :: Picture
-    , default_win :: DebugWindow 
+    , default_win :: MockWindow 
     , default_construct_log :: ImageConstructLog
     }
 
@@ -26,14 +26,14 @@ instance Show DefaultPic where
 instance Arbitrary DefaultPic where
     arbitrary = do
         DefaultImage image image_construct_events <- arbitrary
-        let win = DebugWindow (image_width image) (image_height image)
+        let win = MockWindow (image_width image) (image_height image)
         return $ DefaultPic (pic_for_image image) 
                             win 
                             image_construct_events
 
 data PicWithBGAttr = PicWithBGAttr 
     { with_attr_pic :: Picture
-    , with_attr_win :: DebugWindow
+    , with_attr_win :: MockWindow
     , with_attr_construct_log :: ImageConstructLog
     , with_attr_specified_attr :: Attr
     } deriving ( Show )
@@ -41,7 +41,7 @@ data PicWithBGAttr = PicWithBGAttr
 instance Arbitrary PicWithBGAttr where
     arbitrary = do
         DefaultImage image image_construct_events <- arbitrary
-        let win = DebugWindow (image_width image) (image_height image)
+        let win = MockWindow (image_width image) (image_height image)
         attr <- arbitrary
         return $ PicWithBGAttr (pic_for_image image) 
                                win 

test/VerifySpanOps.hs

@@ -40,14 +40,14 @@ horiz_span_image_and_zero_window_1 (SingleRowSingleAttrImage { row_image = i })
 horiz_span_image_and_equal_window_0 :: SingleRowSingleAttrImage -> Result
 horiz_span_image_and_equal_window_0 (SingleRowSingleAttrImage { row_image = i, expected_columns = c }) =
     let p = pic_for_image i
-        w = DebugWindow c 1
+        w = MockWindow c 1
         spans = spans_for_pic p (region_for_window w)
     in verify_all_spans_have_width i spans c
 
 horiz_span_image_and_equal_window_1 :: SingleRowSingleAttrImage -> Bool
 horiz_span_image_and_equal_window_1 (SingleRowSingleAttrImage { row_image = i, expected_columns = c }) =
     let p = pic_for_image i
-        w = DebugWindow c 1
+        w = MockWindow c 1
         spans = spans_for_pic p (region_for_window w)
     in span_ops_effected_rows spans == 1
 
@@ -55,14 +55,14 @@ horiz_span_image_and_lesser_window_0 :: SingleRowSingleAttrImage -> Result
 horiz_span_image_and_lesser_window_0 (SingleRowSingleAttrImage { row_image = i, expected_columns = c }) =
     let p = pic_for_image i
         lesser_width = c `div` 2
-        w = DebugWindow lesser_width 1
+        w = MockWindow lesser_width 1
         spans = spans_for_pic p (region_for_window w)
     in verify_all_spans_have_width i spans lesser_width
 
 single_attr_single_span_stack_cropped_0 :: SingleAttrSingleSpanStack -> Result
 single_attr_single_span_stack_cropped_0 stack =
     let p = pic_for_image (stack_image stack)
-        w = DebugWindow (stack_width stack `div` 2) (stack_height stack)
+        w = MockWindow (stack_width stack `div` 2) (stack_height stack)
         spans = spans_for_pic p (region_for_window w)
     in verify_all_spans_have_width (stack_image stack) spans (stack_width stack `div` 2)
 
@@ -70,7 +70,7 @@ single_attr_single_span_stack_cropped_1 :: SingleAttrSingleSpanStack -> Bool
 single_attr_single_span_stack_cropped_1 stack =
     let p = pic_for_image (stack_image stack)
         expected_row_count = stack_height stack `div` 2
-        w = DebugWindow (stack_width stack) expected_row_count
+        w = MockWindow (stack_width stack) expected_row_count
         spans = spans_for_pic p (region_for_window w)
         actual_row_count = span_ops_effected_rows spans
     in expected_row_count == actual_row_count
@@ -78,14 +78,14 @@ single_attr_single_span_stack_cropped_1 stack =
 single_attr_single_span_stack_cropped_2 :: SingleAttrSingleSpanStack -> SingleAttrSingleSpanStack -> Result
 single_attr_single_span_stack_cropped_2 stack_0 stack_1 =
     let p = pic_for_image (stack_image stack_0 <|> stack_image stack_1)
-        w = DebugWindow (stack_width stack_0) (image_height (pic_image p))
+        w = MockWindow (stack_width stack_0) (image_height (pic_image p))
         spans = spans_for_pic p (region_for_window w)
     in verify_all_spans_have_width (pic_image p) spans (stack_width stack_0)
 
 single_attr_single_span_stack_cropped_3 :: SingleAttrSingleSpanStack -> SingleAttrSingleSpanStack -> Bool
 single_attr_single_span_stack_cropped_3 stack_0 stack_1 =
     let p = pic_for_image (stack_image stack_0 <|> stack_image stack_1)
-        w = DebugWindow (image_width (pic_image p))  expected_row_count
+        w = MockWindow (image_width (pic_image p))  expected_row_count
         spans = spans_for_pic p (region_for_window w)
         expected_row_count = image_height (pic_image p) `div` 2
         actual_row_count = span_ops_effected_rows spans
@@ -94,7 +94,7 @@ single_attr_single_span_stack_cropped_3 stack_0 stack_1 =
 single_attr_single_span_stack_cropped_4 :: SingleAttrSingleSpanStack -> SingleAttrSingleSpanStack -> Result
 single_attr_single_span_stack_cropped_4 stack_0 stack_1 =
     let p = pic_for_image (stack_image stack_0 <-> stack_image stack_1)
-        w = DebugWindow expected_width (image_height (pic_image p))
+        w = MockWindow expected_width (image_height (pic_image p))
         spans = spans_for_pic p (region_for_window w)
         expected_width = image_width (pic_image p) `div` 2
     in verify_all_spans_have_width (pic_image p) spans expected_width
@@ -102,7 +102,7 @@ single_attr_single_span_stack_cropped_4 stack_0 stack_1 =
 single_attr_single_span_stack_cropped_5 :: SingleAttrSingleSpanStack -> SingleAttrSingleSpanStack -> Bool
 single_attr_single_span_stack_cropped_5 stack_0 stack_1 =
     let p = pic_for_image (stack_image stack_0 <-> stack_image stack_1)
-        w = DebugWindow (image_width (pic_image p)) (stack_height stack_0)
+        w = MockWindow (image_width (pic_image p)) (stack_height stack_0)
         spans = spans_for_pic p (region_for_window w)
         expected_row_count = stack_height stack_0
         actual_row_count = span_ops_effected_rows spans
@@ -113,12 +113,12 @@ horiz_span_image_and_greater_window_0 (SingleRowSingleAttrImage { row_image = i,
     let p = pic_for_image i
         -- SingleRowSingleAttrImage always has width >= 1
         greater_width = c * 2
-        w = DebugWindow greater_width 1
+        w = MockWindow greater_width 1
         spans = spans_for_pic p (region_for_window w)
     in verify_all_spans_have_width i spans greater_width
 
-arb_image_is_cropped :: DefaultImage -> DebugWindow -> Bool
+arb_image_is_cropped :: DefaultImage -> MockWindow -> Bool
-arb_image_is_cropped (DefaultImage image _) win@(DebugWindow w h) =
+arb_image_is_cropped (DefaultImage image _) win@(MockWindow w h) =
     let pic = pic_for_image image
         spans = spans_for_pic pic (region_for_window win)
     in ( span_ops_effected_rows spans == h ) && ( all_spans_have_width spans w )
@@ -144,7 +144,7 @@ first_span_op_sets_attr DefaultPic { default_pic = pic, default_win = win } =
 single_attr_single_span_stack_op_coverage ::  SingleAttrSingleSpanStack -> Result
 single_attr_single_span_stack_op_coverage stack =
     let p = pic_for_image (stack_image stack)
-        w = DebugWindow (stack_width stack) (stack_height stack)
+        w = MockWindow (stack_width stack) (stack_height stack)
         spans = spans_for_pic p (region_for_window w)
     in verify_all_spans_have_width (stack_image stack) spans (stack_width stack)
 

test/VerifyTerminal.hs

@@ -1,12 +1,12 @@
 {-# LANGUAGE ScopedTypeVariables #-}
-module VerifyMockTerminal where
+module VerifyTerminal where
 
 import Verify.Graphics.Vty.DisplayRegion
 import Verify.Graphics.Vty.Picture
 import Verify.Graphics.Vty.Image
 import Verify.Graphics.Vty.Span
 import Graphics.Vty.Terminal
-import Graphics.Vty.Terminal.Debug
+import Graphics.Vty.Terminal.Mock
 
 import Graphics.Vty.Debug
 
@@ -26,23 +26,23 @@ unit_image_unit_bounds (UnitImage _ i) = liftIOResult $ do
     output_picture d pic
     return succeeded
 
-unit_image_arb_bounds :: UnitImage -> DebugWindow -> Property
+unit_image_arb_bounds :: UnitImage -> MockWindow -> Property
-unit_image_arb_bounds (UnitImage _ i) (DebugWindow w h) = liftIOResult $ do
+unit_image_arb_bounds (UnitImage _ i) (MockWindow w h) = liftIOResult $ do
     t <- terminal_instance (DisplayRegion w h)
     d <- display_bounds t >>= display_context t
     let pic = pic_for_image i
     output_picture d pic
     return succeeded
 
-single_T_row :: DebugWindow -> Property
+single_T_row :: MockWindow -> Property
-single_T_row (DebugWindow w h) = liftIOResult $ do
+single_T_row (MockWindow w h) = liftIOResult $ do
     t <- terminal_instance (DisplayRegion w h)
     d <- display_bounds t >>= display_context t
     -- create an image that contains just the character T repeated for a single row
     let i = horiz_cat $ replicate (fromEnum w) (char def_attr 'T')
         pic = (pic_for_image i) { pic_background = Background 'B' def_attr }
     output_picture d pic
-    out_bytes <- readIORef (debug_terminal_last_output $ dehandle t) >>= return . UTF8.toRep
+    out_bytes <- readIORef (mock_terminal_last_output $ dehandle t) >>= return . UTF8.toRep
     -- The UTF8 string that represents the output bytes a single line containing the T string:
     let expected = "HD" ++ "MA" ++ replicate (fromEnum w) 'T'
     -- Followed by h - 1 lines of a change to the background attribute and then the background
@@ -53,15 +53,15 @@ single_T_row (DebugWindow w h) = liftIOResult $ do
         then return $ failed { reason = "\n" ++ show out_bytes ++ "\n\n" ++ show expected_bytes }
         else return succeeded
     
-many_T_rows :: DebugWindow -> Property
+many_T_rows :: MockWindow -> Property
-many_T_rows (DebugWindow w h) = liftIOResult $ do
+many_T_rows (MockWindow w h) = liftIOResult $ do
     t <- terminal_instance (DisplayRegion w h)
     d <- display_bounds t >>= display_context t
     -- create an image that contains the character 'T' repeated for all the rows
     let i = vert_cat $ replicate (fromEnum h) $ horiz_cat $ replicate (fromEnum w) (char def_attr 'T')
         pic = (pic_for_image i) { pic_background = Background 'B' def_attr }
     output_picture d pic
-    out_bytes <- readIORef (debug_terminal_last_output $ dehandle t) >>= return . UTF8.toRep
+    out_bytes <- readIORef (mock_terminal_last_output $ dehandle t) >>= return . UTF8.toRep
     -- The UTF8 string that represents the output bytes is h repeats of a move, 'M', followed by an
     -- attribute change. 'A', followed by w 'T's
     let expected = "HD" ++ concat (replicate (fromEnum h) $ "MA" ++ replicate (fromEnum w) 'T')
@@ -70,15 +70,15 @@ many_T_rows (DebugWindow w h) = liftIOResult $ do
         then return $ failed { reason = "\n" ++ show out_bytes ++ "\n\n" ++ show expected_bytes }
         else return succeeded
 
-many_T_rows_cropped_width :: DebugWindow -> Property
+many_T_rows_cropped_width :: MockWindow -> Property
-many_T_rows_cropped_width (DebugWindow w h) = liftIOResult $ do
+many_T_rows_cropped_width (MockWindow w h) = liftIOResult $ do
     t <- terminal_instance (DisplayRegion w h)
     d <- display_bounds t >>= display_context t
     -- create an image that contains the character 'T' repeated for all the rows
     let i = vert_cat $ replicate (fromEnum h) $ horiz_cat $ replicate (fromEnum w * 2) (char def_attr 'T')
         pic = (pic_for_image i) { pic_background = Background 'B' def_attr }
     output_picture d pic
-    out_bytes <- readIORef (debug_terminal_last_output $ dehandle t) >>= return . UTF8.toRep
+    out_bytes <- readIORef (mock_terminal_last_output $ dehandle t) >>= return . UTF8.toRep
     -- The UTF8 string that represents the output bytes is h repeats of a move, 'M', followed by an
     -- attribute change. 'A', followed by w 'T's
     let expected = "HD" ++ concat (replicate (fromEnum h) $ "MA" ++ replicate (fromEnum w) 'T')
@@ -87,15 +87,15 @@ many_T_rows_cropped_width (DebugWindow w h) = liftIOResult $ do
         then return $ failed { reason = "\n" ++ show out_bytes ++ "\n\n" ++ show expected_bytes }
         else return succeeded
 
-many_T_rows_cropped_height :: DebugWindow -> Property
+many_T_rows_cropped_height :: MockWindow -> Property
-many_T_rows_cropped_height (DebugWindow w h) = liftIOResult $ do
+many_T_rows_cropped_height (MockWindow w h) = liftIOResult $ do
     t <- terminal_instance (DisplayRegion w h)
     d <- display_bounds t >>= display_context t
     -- create an image that contains the character 'T' repeated for all the rows
     let i = vert_cat $ replicate (fromEnum h * 2) $ horiz_cat $ replicate (fromEnum w) (char def_attr 'T')
         pic = (pic_for_image i) { pic_background = Background 'B' def_attr }
     output_picture d pic
-    out_bytes <- readIORef (debug_terminal_last_output $ dehandle t) >>= return . UTF8.toRep
+    out_bytes <- readIORef (mock_terminal_last_output $ dehandle t) >>= return . UTF8.toRep
     -- The UTF8 string that represents the output bytes is h repeats of a move, 'M', followed by an
     -- attribute change. 'A', followed by w count 'T's
     let expected = "HD" ++ concat (replicate (fromEnum h) $ "MA" ++ replicate (fromEnum w) 'T')

vty.cabal

@@ -74,8 +74,8 @@ library
                        Graphics.Vty.Image.Internal
                        Graphics.Vty.PictureToSpans
                        Graphics.Vty.Span
-                       Graphics.Vty.Terminal.Debug
+                       Graphics.Vty.Terminal.Mock
-                       Graphics.Vty.Terminal.Generic
+                       Graphics.Vty.Terminal.Interface
                        Graphics.Vty.Terminal.MacOSX
                        Graphics.Vty.Terminal.XTermColor
                        Graphics.Vty.Terminal.TerminfoBased
@@ -119,14 +119,14 @@ test-suite verify-attribute-ops
                        vector >= 0.7
   
 
-test-suite verify-using-mock-terminal
+test-suite verify-terminal
   default-language:    Haskell2010
 
   type:                detailed-0.9
 
   hs-source-dirs:      test
 
-  test-module:         VerifyMockTerminal
+  test-module:         VerifyTerminal
 
   other-modules:       Verify
                        Verify.Graphics.Vty.Attributes