Sync and re-implement rna-transcription

exercises/practice/rna-transcription/.meta/config.json

@@ -3,6 +3,7 @@
     "liarokapisv"
   ],
   "contributors": [
+    "keiravillekode",
     "ktosiek",
     "NobbZ",
     "yurrriq"
@@ -20,5 +21,5 @@
   },
   "blurb": "Given a DNA strand, return its RNA Complement Transcription.",
   "source": "Hyperphysics",
-  "source_url": "http://hyperphysics.phy-astr.gsu.edu/hbase/Organic/transcription.html"
+  "source_url": "https://web.archive.org/web/20220408112140/http://hyperphysics.phy-astr.gsu.edu/hbase/Organic/transcription.html"
 }

exercises/practice/rna-transcription/example/RnaTranscription.idr

@@ -8,15 +8,7 @@ namespace DnaStrand
   public export
   data DnaStrand = A | C | T | G
 
-export
-implementation Eq DnaStrand where
-  (==) A A = True
-  (==) C C = True
-  (==) T T = True
-  (==) G G = True
-  (==) _ _ = False
-
-namespace RnaStrand 
+namespace RnaStrand
   public export
   data RnaStrand = A | C | G | U
 
@@ -27,7 +19,14 @@ implementation Eq RnaStrand where
   (==) G G = True
   (==) U U = True
   (==) _ _ = False
-
+
+export
+implementation Show RnaStrand where
+  show A = "A"
+  show C = "C"
+  show G = "G"
+  show U = "U"
+
 export
 toRna : Vect n DnaStrand -> Vect n RnaStrand
 toRna [] = []

exercises/practice/rna-transcription/src/RnaTranscription.idr

@@ -8,14 +8,18 @@ namespace DnaStrand
   public export
   data DnaStrand = Foo
 
-namespace RnaStrand 
+namespace RnaStrand
   public export
   data RnaStrand = Bar
 
 export
 implementation Eq RnaStrand where
   (==) x y = ?RnaStrandEqRhs
 
+export
+implementation Show RnaStrand where
+  show x = ?RnaStrandShowRhs
+
 export
 toRna : Vect n DnaStrand -> Vect n RnaStrand
 toRna = ?toRna_rhs

exercises/practice/rna-transcription/test/src/Main.idr

@@ -1,29 +1,26 @@
 module Main
 
-import Data.Vect
-import RnaTranscription 
 import System
+import Tester
+import Tester.Runner
 
-assertCase : Eq b => (a -> b) -> (String, a, b) -> IO ()
-assertCase fn (desc,given,expected) = do
-  putStrLn desc
-  if fn given == expected 
-     then putStrLn "  Test Passed"
-     else do
-       putStrLn "  Test Failed"
-       exitFailure
-
+import RnaTranscription
+import Data.Vect
 
-testCases : List (n : Nat ** (String, Vect n DnaStrand, Vect n RnaStrand))
-testCases = [(_ ** ("Empty RNA sequence",                    [],                        [])),
-             (_ ** ("RNA complement of cytosine is guanine", [C],                       [G])),
-             (_ ** ("RNA complement of guanine is cytosine", [G],                       [C])),
-             (_ ** ("RNA complement of thymine is adenine",  [T],                       [A])),
-             (_ ** ("RNA complement of adenine is uracil",   [A],                       [U])),
-             (_ ** ("RNA complement",                        [A,C,G,T,G,G,T,C,T,T,A,A], [U,G,C,A,C,C,A,G,A,A,U,U]))]
+tests : List Test
+tests =
+  [ test "Empty RNA sequence"                    (assertEq (toRna []) (the (Vect 0 RnaStrand) []))
+  , test "RNA complement of cytosine is guanine" (assertEq (toRna [C]) [G])
+  , test "RNA complement of guanine is cytosine" (assertEq (toRna [G]) [C])
+  , test "RNA complement of thymine is adenine"  (assertEq (toRna [T]) [A])
+  , test "RNA complement of adenine is uracil"   (assertEq (toRna [A]) [U])
+  , test "RNA complement"                        (assertEq (toRna [A, C, G, T, G, G, T, C, T, T, A, A]) [U, G, C, A, C, C, A, G, A, A, U, U])
+  ]
 
+export
 main : IO ()
-main = traverse_ testCase' testCases
-  where testCase' : (n : Nat ** (String, Vect n DnaStrand, Vect n RnaStrand)) -> IO ()
-        testCase' (x ** pf) = assertCase toRna pf
-
+main = do
+  success <- runTests tests
+  if success
+     then putStrLn "All tests passed"
+     else exitFailure

exercises/practice/rna-transcription/test/test.ipkg

@@ -1,5 +1,6 @@
 package rna-transcription-test
 depends = rna-transcription
+  , tester
 main = Main
 executable = "rna-transcription-test"
 sourcedir = "src"

generators/exercises/rna_transcription.py

@@ -0,0 +1,15 @@
+
+def header():
+    return "import Data.Vect\n"
+
+def generate_test(case):
+    def to_vect(proteins):
+        return str(list(proteins)).replace("'", "")
+
+    property = case["property"]
+    expected = to_vect(case["expected"])
+    if expected == "[]":
+         expected = "(the (Vect 0 RnaStrand) [])"
+    dna = to_vect(case["input"]["dna"])
+
+    return f'assertEq ({property} {dna}) {expected}'