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Diffstat (limited to 'testsuite/tests/javascript/js-callback05.hs')
| -rw-r--r-- | testsuite/tests/javascript/js-callback05.hs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/testsuite/tests/javascript/js-callback05.hs b/testsuite/tests/javascript/js-callback05.hs new file mode 100644 index 0000000000..075b151b5c --- /dev/null +++ b/testsuite/tests/javascript/js-callback05.hs @@ -0,0 +1,19 @@ +import GHC.JS.Prim +import GHC.JS.Foreign.Callback +import System.IO + +foreign import javascript "((f) => { f(); })" + js_apply0_ :: Callback (IO ()) -> IO () + +main :: IO () +main = do + log <- syncCallback ThrowWouldBlock (putStrLn "test" >> hFlush stdout) + js_apply0_ log + js_apply0_ log + + log <- syncCallback ThrowWouldBlock (putStrLn "test1" >> hFlush stdout) + log <- syncCallback ThrowWouldBlock (putStrLn "test2" >> hFlush stdout) + log <- syncCallback ThrowWouldBlock (putStrLn "test3" >> hFlush stdout) + js_apply0_ log1 + js_apply0_ log2 + js_apply0_ log3 |