From aff46289d3eb58c1793a49a353042bb20414b823 Mon Sep 17 00:00:00 2001
From: min-nguyen <minhnguyen1995@googlemail.com>
Date: Mon, 2 Oct 2023 11:46:36 +0100
Subject: [PATCH] Added Effect.Now version

---
 test/Benchmark/ExperimentEffectNow.purs | 88 ++++++++++++-------------
 test/Benchmark/ExperimentJSDate.purs    | 88 ++++++++++++-------------
 test/Main.purs                          |  3 +-
 3 files changed, 87 insertions(+), 92 deletions(-)

diff --git a/test/Benchmark/ExperimentEffectNow.purs b/test/Benchmark/ExperimentEffectNow.purs
index 77415f9ff..4edf698c8 100644
--- a/test/Benchmark/ExperimentEffectNow.purs
+++ b/test/Benchmark/ExperimentEffectNow.purs
@@ -1,6 +1,4 @@
-module Test.Benchmark.ExperimentEffectNow
-
-  where
+module Test.Benchmark.ExperimentEffectNow where
 
 import Prelude
 
@@ -14,7 +12,7 @@ import Effect.Now (nowTime)
 fib :: Int -> Int
 fib 0 = 0
 fib 1 = 1
-fib n = fib (n-1) + fib (n-2)
+fib n = fib (n - 1) + fib (n - 2)
 
 diff' :: Time -> Time -> Milliseconds
 diff' t2 t1 = diff t2 t1 :: Milliseconds
@@ -22,69 +20,69 @@ diff' t2 t1 = diff t2 t1 :: Milliseconds
 -- | Benchmarking Fibonacci, where we let-bind its result
 benchFibLetBind :: Int -> Effect Int
 benchFibLetBind n = do
-  t1 <- nowTime
-  let m = fib n                -- If `m` is not yet used
-  t2 <- nowTime
-  log (show (diff' t2 t1) <> "ms") -- prints 0.0 ms
-  pure m
+   t1 <- nowTime
+   let m = fib n -- If `m` is not yet used
+   t2 <- nowTime
+   log (show (diff' t2 t1) <> "ms") -- prints 0.0 ms
+   pure m
 
 -- | Benchmarking Fibonacci, where we let-bind its result and log it
 benchFibLetBindPrint :: Int -> Effect Int
 benchFibLetBindPrint n = do
-  t1 <- nowTime
-  let m = fib n                 -- If `m` is subsequently printed
-  log (show m)
-  t2 <- nowTime
-  log (show (diff' t2 t1) <> "ms")  -- prints correct ms
-  pure m
+   t1 <- nowTime
+   let m = fib n -- If `m` is subsequently printed
+   log (show m)
+   t2 <- nowTime
+   log (show (diff' t2 t1) <> "ms") -- prints correct ms
+   pure m
 
 -- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`)
 benchFibDoBind :: Int -> Effect Int
 benchFibDoBind n = do
-  t1 <- nowTime
-  m <- pure $ fib n             -- If `fib` is wrapped in `pure`, and the result `m` is not yet used
-  t2 <- nowTime
-  log (show (diff' t2 t1) <> "ms")  -- prints 0.0 ms
-  pure m
+   t1 <- nowTime
+   m <- pure $ fib n -- If `fib` is wrapped in `pure`, and the result `m` is not yet used
+   t2 <- nowTime
+   log (show (diff' t2 t1) <> "ms") -- prints 0.0 ms
+   pure m
 
 -- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`) and log it
 benchFibDoBindPrint :: Int -> Effect Int
 benchFibDoBindPrint n = do
-  t1 <- nowTime
-  m <- pure $ fib n               -- If `fib` is wrapped in `pure`, and the result `m` is subsequently printed
-  log (show m)
-  t2 <- nowTime
-  log (show (diff' t2 t1) <> "ms")   -- prints correct ms
-  pure m
+   t1 <- nowTime
+   m <- pure $ fib n -- If `fib` is wrapped in `pure`, and the result `m` is subsequently printed
+   log (show m)
+   t2 <- nowTime
+   log (show (diff' t2 t1) <> "ms") -- prints correct ms
+   pure m
 
 -- | Fibonacci as an effectful function
 fibm :: Int -> Effect Int
 fibm 0 = pure 0
 fibm 1 = pure 1
 fibm n = do
-  n1 <- fibm (n-1)
-  n2 <- fibm (n-2)
-  pure (n1 + n2)
+   n1 <- fibm (n - 1)
+   n2 <- fibm (n - 2)
+   pure (n1 + n2)
 
 -- | Benchmarking the effectful version of Fibonacci, where we monadically bind its result
 benchFibmBind :: Int -> Effect Int
 benchFibmBind n = do
-  t1 <- nowTime
-  m <- fibm n                    -- If `fib` itself is defined as an effectful computation `fibm`
-  t2 <- nowTime
-  log (show (diff t2 t1 :: Milliseconds) <> "ms")   -- prints correct ms (without needing the result `m` to be used beforehand)
-  pure m
+   t1 <- nowTime
+   m <- fibm n -- If `fib` itself is defined as an effectful computation `fibm`
+   t2 <- nowTime
+   log (show (diff t2 t1 :: Milliseconds) <> "ms") -- prints correct ms (without needing the result `m` to be used beforehand)
+   pure m
 
 benchFibs :: Effect Unit
 benchFibs = do
-  log ("-- | Benchmarking Fibonacci, where we let-bind its result")
-  _ <- benchFibLetBind 40
-  log ("-- | Benchmarking Fibonacci, where we let-bind its result and log it")
-  _ <- benchFibLetBindPrint 40
-  log ("-- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`)")
-  _ <- benchFibDoBind 40
-  log ("-- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`) and log it")
-  _ <- benchFibDoBindPrint 40
-  log ("-- | Benchmarking the effectful version of Fibonacci, where we monadically bind its result")
-  _ <- benchFibmBind 40
-  pure unit
+   log ("-- | Benchmarking Fibonacci, where we let-bind its result")
+   _ <- benchFibLetBind 35
+   log ("-- | Benchmarking Fibonacci, where we let-bind its result and log it")
+   _ <- benchFibLetBindPrint 35
+   log ("-- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`)")
+   _ <- benchFibDoBind 35
+   log ("-- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`) and log it")
+   _ <- benchFibDoBindPrint 35
+   log ("-- | Benchmarking the effectful version of Fibonacci, where we monadically bind its result")
+   _ <- benchFibmBind 35
+   pure unit
diff --git a/test/Benchmark/ExperimentJSDate.purs b/test/Benchmark/ExperimentJSDate.purs
index db7a7c6c3..f34e0d927 100644
--- a/test/Benchmark/ExperimentJSDate.purs
+++ b/test/Benchmark/ExperimentJSDate.purs
@@ -1,6 +1,4 @@
-module Test.Benchmark.JSDate
-
-  where
+module Test.Benchmark.JSDate where
 
 import Prelude
 
@@ -15,74 +13,74 @@ now' = now >>= getMilliseconds
 fib :: Int -> Int
 fib 0 = 0
 fib 1 = 1
-fib n = fib (n-1) + fib (n-2)
+fib n = fib (n - 1) + fib (n - 2)
 
 -- | Benchmarking Fibonacci, where we let-bind its result
 benchFibLetBind :: Int -> Effect Int
 benchFibLetBind n = do
-  t1 <- now'
-  let m = fib n                -- If `m` is not yet used
-  t2 <- now'
-  log (show (t2 - t1) <> "ms") -- prints 0.0 ms
-  pure m
+   t1 <- now'
+   let m = fib n -- If `m` is not yet used
+   t2 <- now'
+   log (show (t2 - t1) <> "ms") -- prints 0.0 ms
+   pure m
 
 -- | Benchmarking Fibonacci, where we let-bind its result and log it
 benchFibLetBindPrint :: Int -> Effect Int
 benchFibLetBindPrint n = do
-  t1 <- now'
-  let m = fib n                 -- If `m` is subsequently printed
-  log (show m)
-  t2 <- now'
-  log (show (t2 - t1) <> "ms")  -- prints correct ms
-  pure m
+   t1 <- now'
+   let m = fib n -- If `m` is subsequently printed
+   log (show m)
+   t2 <- now'
+   log (show (t2 - t1) <> "ms") -- prints correct ms
+   pure m
 
 -- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`)
 benchFibDoBind :: Int -> Effect Int
 benchFibDoBind n = do
-  t1 <- now'
-  m <- pure $ fib n             -- If `fib` is wrapped in `pure`, and the result `m` is not yet used
-  t2 <- now'
-  log (show (t2 - t1) <> "ms")  -- prints 0.0 ms
-  pure m
+   t1 <- now'
+   m <- pure $ fib n -- If `fib` is wrapped in `pure`, and the result `m` is not yet used
+   t2 <- now'
+   log (show (t2 - t1) <> "ms") -- prints 0.0 ms
+   pure m
 
 -- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`) and log it
 benchFibDoBindPrint :: Int -> Effect Int
 benchFibDoBindPrint n = do
-  t1 <- now'
-  m <- pure $ fib n               -- If `fib` is wrapped in `pure`, and the result `m` is subsequently printed
-  log (show m)
-  t2 <- now'
-  log (show (t2 - t1) <> "ms")   -- prints correct ms
-  pure m
+   t1 <- now'
+   m <- pure $ fib n -- If `fib` is wrapped in `pure`, and the result `m` is subsequently printed
+   log (show m)
+   t2 <- now'
+   log (show (t2 - t1) <> "ms") -- prints correct ms
+   pure m
 
 -- | Fibonacci as an effectful function
 fibm :: Int -> Effect Int
 fibm 0 = pure 0
 fibm 1 = pure 1
 fibm n = do
-  n1 <- fibm (n-1)
-  n2 <- fibm (n-2)
-  pure (n1 + n2)
+   n1 <- fibm (n - 1)
+   n2 <- fibm (n - 2)
+   pure (n1 + n2)
 
 -- | Benchmarking the effectful version of Fibonacci, where we monadically bind its result
 benchFibmBind :: Int -> Effect Int
 benchFibmBind n = do
-  t1 <- now'
-  m <- fibm n                    -- If `fib` itself is defined as an effectful computation `fibm`
-  t2 <- now'
-  log (show (t2 - t1) <> "ms")   -- prints correct ms (without needing the result `m` to be used beforehand)
-  pure m
+   t1 <- now'
+   m <- fibm n -- If `fib` itself is defined as an effectful computation `fibm`
+   t2 <- now'
+   log (show (t2 - t1) <> "ms") -- prints correct ms (without needing the result `m` to be used beforehand)
+   pure m
 
 benchFibs :: Effect Unit
 benchFibs = do
-  log ("-- | Benchmarking Fibonacci, where we let-bind its result")
-  _ <- benchFibLetBind 40
-  log ("-- | Benchmarking Fibonacci, where we let-bind its result and log it")
-  _ <- benchFibLetBindPrint 40
-  log ("-- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`)")
-  _ <- benchFibDoBind 40
-  log ("-- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`) and log it")
-  _ <- benchFibDoBindPrint 40
-  log ("-- | Benchmarking the effectful version of Fibonacci, where we monadically bind its result")
-  _ <- benchFibmBind 40
-  pure unit
+   log ("-- | Benchmarking Fibonacci, where we let-bind its result")
+   _ <- benchFibLetBind 40
+   log ("-- | Benchmarking Fibonacci, where we let-bind its result and log it")
+   _ <- benchFibLetBindPrint 40
+   log ("-- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`)")
+   _ <- benchFibDoBind 40
+   log ("-- | Benchmarking Fibonacci, where we monadically bind its result (using `pure`) and log it")
+   _ <- benchFibDoBindPrint 40
+   log ("-- | Benchmarking the effectful version of Fibonacci, where we monadically bind its result")
+   _ <- benchFibmBind 40
+   pure unit
diff --git a/test/Main.purs b/test/Main.purs
index 386ee85aa..c935fea9e 100644
--- a/test/Main.purs
+++ b/test/Main.purs
@@ -22,8 +22,7 @@ import Test.Benchmark.ExperimentEffectNow (benchFibs)
 
 main :: Effect Unit
 main = do
-   benchFibs
-   if false then run tests else pure unit
+   if false then run tests else benchFibs
 
 tests :: Array (String × Aff Unit)
 tests = concat