git.iko.soy/vty
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vty/test/VerifyUsingMockTerminal.hs
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1module VerifyUsingMockTerminal where
3import Verify.Graphics.Vty.DisplayRegion
4import Verify.Graphics.Vty.Picture
5import Verify.Graphics.Vty.Image
6import Verify.Graphics.Vty.Span
7import Verify.Graphics.Vty.Terminal
8import Graphics.Vty.Terminal
9import Graphics.Vty.Terminal.Mock
11import Graphics.Vty.Debug
13import Verify
15import qualified Data.ByteString as BS
16import Data.IORef
17import qualified Data.String.UTF8 as UTF8
19import System.IO
21unit_image_unit_bounds :: UnitImage -> Property
22unit_image_unit_bounds (UnitImage _ i) = liftIOResult $ do
23 (_,t) <- mock_terminal (DisplayRegion 1 1)
24 dc <- display_bounds t >>= display_context t
25 let pic = pic_for_image i
26 output_picture dc pic
27 return succeeded
29unit_image_arb_bounds :: UnitImage -> MockWindow -> Property
30unit_image_arb_bounds (UnitImage _ i) (MockWindow w h) = liftIOResult $ do
31 (_,t) <- mock_terminal (DisplayRegion w h)
32 dc <- display_bounds t >>= display_context t
33 let pic = pic_for_image i
34 output_picture dc pic
35 return succeeded
37single_T_row :: MockWindow -> Property
38single_T_row (MockWindow w h) = liftIOResult $ do
39 (mock_data,t) <- mock_terminal (DisplayRegion w h)
40 dc <- display_bounds t >>= display_context t
41 -- create an image that contains just the character T repeated for a single row
42 let i = horiz_cat $ replicate (fromEnum w) (char def_attr 'T')
43 pic = (pic_for_image i) { pic_background = Background 'B' def_attr }
44 output_picture dc pic
45 -- The mock output string that represents the output bytes a single line containing the T
46 -- string: Followed by h - 1 lines of a change to the background attribute and then the
47 -- background character
48 let expected = "HD" ++ "MA" ++ replicate (fromEnum w) 'T'
49 ++ concat (replicate (fromEnum h - 1) $ "MA" ++ replicate (fromEnum w) 'B')
50 compare_mock_output mock_data expected
52many_T_rows :: MockWindow -> Property
53many_T_rows (MockWindow w h) = liftIOResult $ do
54 (mock_data, t) <- mock_terminal (DisplayRegion w h)
55 dc <- display_bounds t >>= display_context t
56 -- create an image that contains the character 'T' repeated for all the rows
57 let i = vert_cat $ replicate (fromEnum h) $ horiz_cat $ replicate (fromEnum w) (char def_attr 'T')
58 pic = (pic_for_image i) { pic_background = Background 'B' def_attr }
59 output_picture dc pic
60 -- The UTF8 string that represents the output bytes is h repeats of a move, 'M', followed by an
61 -- attribute change. 'A', followed by w 'T's
62 let expected = "HD" ++ concat (replicate (fromEnum h) $ "MA" ++ replicate (fromEnum w) 'T')
63 compare_mock_output mock_data expected
65many_T_rows_cropped_width :: MockWindow -> Property
66many_T_rows_cropped_width (MockWindow w h) = liftIOResult $ do
67 (mock_data,t) <- mock_terminal (DisplayRegion w h)
68 dc <- display_bounds t >>= display_context t
69 -- create an image that contains the character 'T' repeated for all the rows
70 let i = vert_cat $ replicate (fromEnum h) $ horiz_cat $ replicate (fromEnum w * 2) (char def_attr 'T')
71 pic = (pic_for_image i) { pic_background = Background 'B' def_attr }
72 output_picture dc pic
73 -- The UTF8 string that represents the output bytes is h repeats of a move, 'M', followed by an
74 -- attribute change. 'A', followed by w 'T's
75 let expected = "HD" ++ concat (replicate (fromEnum h) $ "MA" ++ replicate (fromEnum w) 'T')
76 compare_mock_output mock_data expected
78many_T_rows_cropped_height :: MockWindow -> Property
79many_T_rows_cropped_height (MockWindow w h) = liftIOResult $ do
80 (mock_data,t) <- mock_terminal (DisplayRegion w h)
81 dc <- display_bounds t >>= display_context t
82 -- create an image that contains the character 'T' repeated for all the rows
83 let i = vert_cat $ replicate (fromEnum h * 2) $ horiz_cat $ replicate (fromEnum w) (char def_attr 'T')
84 pic = (pic_for_image i) { pic_background = Background 'B' def_attr }
85 output_picture dc pic
86 -- The UTF8 string that represents the output bytes is h repeats of a move, 'M', followed by an
87 -- attribute change. 'A', followed by w count 'T's
88 let expected = "HD" ++ concat (replicate (fromEnum h) $ "MA" ++ replicate (fromEnum w) 'T')
89 compare_mock_output mock_data expected
91tests :: IO [Test]
92tests = return [ verify "unit_image_unit_bounds" unit_image_unit_bounds
93 , verify "unit_image_arb_bounds" unit_image_arb_bounds
94 , verify "single_T_row" single_T_row
95 , verify "many_T_rows" many_T_rows
96 , verify "many_T_rows_cropped_width" many_T_rows_cropped_width
97 , verify "many_T_rows_cropped_height" many_T_rows_cropped_height
98 ]