Idris2/tests/base/system_file001/ReadFilePage.idr
2021-06-28 13:48:37 +01:00

45 lines
1.6 KiB
Idris

import System.File
import Data.String
putLines : List String -> IO ()
putLines = putStrLn . fastAppend
total
totalChecks : IO ()
totalChecks =
do Right (False, l1) <- readFilePage 0 (limit 0) "test.txt"
| Right (True, _) => putStrLn "Failed EOF check"
| Left err => putStrLn $ show err
putStrLn $ "empty: " ++ (show l1)
Right (False, l2) <- readFilePage 0 (limit 1) "test.txt"
| Right (True, _) => putStrLn "Failed EOF check"
| Left err => putStrLn $ show err
putLines l2
Right (False, l3) <- readFilePage 1 (limit 2) "test.txt"
| Right (True, _) => putStrLn "Failed EOF check"
| Left err => putStrLn $ show err
putLines l3
Right (True, l4) <- readFilePage 0 (limit 100) "test.txt"
| Right (False, _) => putStrLn "Failed EOF check"
| Left err => putStrLn $ show err
putLines l4
partial
main : IO ()
main = do totalChecks
Right (True, l5) <- readFilePage 0 forever "test.txt"
| Right (False, _) => putStrLn "Failed EOF check"
| Left err => putStrLn $ show err
putLines l5
Right (True, l6) <- readFilePage 2 forever "test.txt"
| Right (False, _) => putStrLn "Failed EOF check"
| Left err => putStrLn $ show err
putLines l6
Right (True, l7) <- readFilePage 100 forever "test.txt"
| Right (False, _) => putStrLn "Failed EOF check"
| Left err => putStrLn $ show err
putStrLn $ "empty: " ++ (show l7)
Right l8 <- readFile "test.txt"
| Left err => putStrLn $ show err
putStrLn l8