[test] remove KarpRabin (spec is moved to string-search)

Also some refactoring (move to Test directory).

test.dhall

 let conf = ./spago.dhall
 
-in conf // {
-  sources = conf.sources # [ "test/**/*.purs" ],
-  dependencies = conf.dependencies # [ "spec"
-                                     , "spec-discovery"
-                                     , "spec-quickcheck" ]
-}
+in      conf
+    //  { sources = conf.sources # [ "test/**/*.purs" ]
+        , dependencies =
+            conf.dependencies # [ "spec", "spec-discovery", "spec-quickcheck" ]
+        }

test/Gargantext/Utils/KarpRabin/Spec.purs

-module Gargantext.Utils.KarpRabin.Spec where
-
-import Prelude
-import Data.Array (index)
-import Data.Foldable (all)
-import Data.Maybe (Maybe(..), isJust)
-import Data.String (drop, stripPrefix, Pattern(..))
-import Data.Tuple (Tuple(..))
-import Gargantext.Utils.KarpRabin (indicesOfAny)
--- import Test.QuickCheck ((===), (/==), (<?>), Result(..))
-import Test.Spec (Spec, describe, it)
-import Test.Spec.Assertions (shouldEqual)
-import Test.Spec.QuickCheck (quickCheck')
-
-validIndices :: Array String -> String -> Boolean
-validIndices pats input = all validIndex (indicesOfAny pats input)
-  where
-    validIndex (Tuple i ps) = all validPat ps
-      where
-        input' = drop i input
-        validPat p =
-          case index pats p of
-            Just pat -> isJust (stripPrefix (Pattern pat) input')
-                        -- <?> (show input' <> " should start with " <> show pat)
-            Nothing  -> false -- Failed "out of bounds pattern"
-
-spec :: Spec Unit
-spec =
-  describe "KarpRabin" do
-    it "works on a single pattern matching two times" do
-      let pats   = ["ab"]
-      let input  = "abcbab"
-      let output = [Tuple 0 [0], Tuple 4 [0]]
-      indicesOfAny pats input `shouldEqual` output
-
-    it "works on a many unmatching patterns" do
-      let pats   = ["abd","e","bac","abcbabe"]
-      let input  = "abcbab"
-      let output = []
-      indicesOfAny pats input `shouldEqual` output
-
-    it "works on a simple case" do
-      let pats   = ["ab","cb","bc","bca"]
-      let input  = "abcbab"
-      let output = [Tuple 0 [0]
-                   ,Tuple 1 [2]
-                   ,Tuple 2 [1]
-                   ,Tuple 4 [0]
-                   ]
-      indicesOfAny pats input `shouldEqual` output
-
-    it "works with overlaps" do
-      let pats   = ["aba"]
-      let input  = "ababa"
-      let output = [Tuple 0 [0]
-                   ,Tuple 2 [0]
-                   ]
-      indicesOfAny pats input `shouldEqual` output
-
-    it "returns valid indices" do
-      validIndices ["a","ab","ba","abc","aba","abab","abcde"]
-                   "ababarbabacbbababcaccacabbababa"
-          `shouldEqual` true
-
-    it "returns valid indices 2000 random samples" do
-      quickCheck' 2000 validIndices

test/Gargantext/Components/NgramsTable/Spec.purs → test/Test/Gargantext/Components/NgramsTable/Spec.purs

-module Gargantext.Components.NgramsTable.Spec where
+module Test.Gargantext.Components.NgramsTable.Spec where
 
 import Prelude
 import Data.List as L
 import Data.Maybe (Maybe(..))
 import Data.Map as Map
 import Data.Set as Set
-import Data.Tuple (Tuple(..))
+import Data.Tuple (Tuple(..), fst)
 import Test.Spec (Spec, describe, it)
 -- import Test.Spec.Assertions (shouldEqual)
 -- import Test.Spec.QuickCheck (quickCheck')
 
 import Test.Utils (shouldEqualArray)
 
-import Gargantext.Core.NgramsTable.Functions (highlightNgrams, normNgram)
+import Gargantext.Core.NgramsTable.Functions (highlightNgrams, normNgram, computeCache)
 import Gargantext.Core.NgramsTable.Types (HighlightElement, NgramsElement(..), NgramsRepoElement(..), NgramsTable(..), NgramsTerm)
 import Gargantext.Types (CTabNgramType(..), TermList(..))
 
@@ -61,13 +61,15 @@ spec = do
   describe "NgramsTable.highlightNgrams" do
     it "works on a simple example" do
       let ngramType = CTabSources
-      let table = NgramsTable
-                   { ngrams_repo_elements: Map.fromFoldable [ tnre "which"     StopTerm ngramType
+      let tnres = [ tnre "which"     StopTerm ngramType
                   , tnre "stops"     StopTerm ngramType
                   , tnre "candidate" CandidateTerm ngramType
                   ]
+      let table = NgramsTable
+                   { ngrams_repo_elements: Map.fromFoldable tnres
                    , ngrams_scores: Map.fromFoldable [] }
           input = "this is a graph about a biography which stops at every candidate"
+          cache = computeCache table $ Set.fromFoldable $ fst <$> tnres
           output = [ highlightNil " this is a graph about a biography "
                    , highlightSingleton " which" ngramType StopTerm
                    , highlightNil " "
@@ -76,17 +78,19 @@ spec = do
                    , highlightSingleton " candidate" ngramType CandidateTerm
                    , highlightNil " "
                    ]
-      highlightNgrams CTabTerms table input `shouldEqualArray` output
+      highlightNgrams cache CTabTerms table input `shouldEqualArray` output
 
     it "works when pattern overlaps" do
       let ngramType = CTabSources
-      let table = NgramsTable
-                    { ngrams_repo_elements: Map.fromFoldable [ tnre "is"     StopTerm ngramType
+      let tnres = [ tnre "is"     StopTerm ngramType
                   , tnre "a"      StopTerm ngramType
                   , tnre "of"     StopTerm ngramType
                   ]
+      let table = NgramsTable
+                    { ngrams_repo_elements: Map.fromFoldable tnres
                     , ngrams_scores: Map.fromFoldable [] }
           input = "This is a new state of the"
+          cache = computeCache table $ Set.fromFoldable $ fst <$> tnres
           output = [ highlightNil " This "
                    , highlightSingleton " is" ngramType StopTerm
                    , highlightNil " "
@@ -95,33 +99,37 @@ spec = do
                    , highlightSingleton " of" ngramType StopTerm
                    , highlightNil " the "
                    ]
-      highlightNgrams CTabTerms table input `shouldEqualArray` output
+      highlightNgrams cache CTabTerms table input `shouldEqualArray` output
 
     it "works when pattern overlaps 2" do
       let ngramType = CTabSources
-      let table = NgramsTable
-                    { ngrams_repo_elements: Map.fromFoldable [ tnre "from"   CandidateTerm ngramType
+      let tnres = [ tnre "from"   CandidateTerm ngramType
                   , tnre "i"      StopTerm ngramType
                   , tnre "images" CandidateTerm ngramType
                   ]
+      let table = NgramsTable
+                    { ngrams_repo_elements: Map.fromFoldable tnres
                     , ngrams_scores: Map.fromFoldable [] }
           input = "This is from space images"
+          cache = computeCache table $ Set.fromFoldable $ fst <$> tnres
           output = [ highlightNil " This is "
                    , highlightSingleton " from" ngramType CandidateTerm
                    , highlightNil " space "
                    , highlightSingleton " images" ngramType CandidateTerm
                    , highlightNil " "
                    ]
-      highlightNgrams CTabTerms table input `shouldEqualArray` output
+      highlightNgrams cache CTabTerms table input `shouldEqualArray` output
 
     it "works when pattern overlaps 3" do
       let ngramType = CTabSources
-      let table = NgramsTable
-                    { ngrams_repo_elements: Map.fromFoldable [ tnre "something"             CandidateTerm ngramType
+      let tnres = [ tnre "something"             CandidateTerm ngramType
                   , tnre "something different"   MapTerm ngramType
                   ]
+      let table = NgramsTable
+                    { ngrams_repo_elements: Map.fromFoldable tnres
                     , ngrams_scores: Map.fromFoldable [] }
           input = "and now for something different"
+          cache = computeCache table $ Set.fromFoldable $ fst <$> tnres
           output = [ highlightNil " and now for "
                    , Tuple " something" $ L.fromFoldable [
                          highlightTuple "something different" ngramType MapTerm
@@ -130,16 +138,18 @@ spec = do
                    , Tuple " different" $ L.singleton $ highlightTuple "something different" ngramType MapTerm
                    , highlightNil " "
                    ]
-      highlightNgrams CTabTerms table input `shouldEqualArray` output
+      highlightNgrams cache CTabTerms table input `shouldEqualArray` output
 
     it "works with punctuation" do
       let ngramType = CTabSources
+      let tnres = [ tnre "graph" CandidateTerm ngramType ]
       let table = NgramsTable
-                    { ngrams_repo_elements: Map.fromFoldable [ tnre "graph" CandidateTerm ngramType ]
+                    { ngrams_repo_elements: Map.fromFoldable tnres
                     , ngrams_scores: Map.fromFoldable [] }
           input = "before graph, after"
+          cache = computeCache table $ Set.fromFoldable $ fst <$> tnres
           output = [ highlightNil " before "
                    , highlightSingleton " graph" ngramType CandidateTerm
                    , highlightNil ", after "
                    ]
-      highlightNgrams CTabTerms table input `shouldEqualArray` output
+      highlightNgrams cache CTabTerms table input `shouldEqualArray` output

test/Gargantext/Data/Spec.purs → test/Test/Gargantext/Data/Spec.purs

-module Gargantext.Data.Spec where
+module Test.Gargantext.Data.Spec where
 
 import Prelude
 import Data.Array (index)

test/Gargantext/Utils/Spec.purs → test/Test/Gargantext/Utils/Spec.purs

-module Gargantext.Utils.Spec where
+module Test.Gargantext.Utils.Spec where
 
 import Data.Argonaut as Argonaut
 import Data.Argonaut.Decode.Error (JsonDecodeError)