Add example of local open and complete.

Author: cristianoc

analysis/tests/src/Completion.res

@@ -383,4 +383,11 @@ let _ = x =>
 //                                    ^com
 
 // let _ = `${funRecord.}`
-//                      ^com
+//                      ^com
+
+let _ = _ => {
+  open Js
+  //  []->ma
+  //        ^com
+  ()
+}

analysis/tests/src/expected/Completion.res.txt

@@ -1488,3 +1488,23 @@ Completable: Cpath Value[funRecord].""
     "documentation": null
   }]
 
+Complete tests/src/Completion.res 389:12
+posCursor:[389:12] posNoWhite:[389:11] Found expr:[387:8->392:1]
+posCursor:[389:12] posNoWhite:[389:11] Found expr:[388:2->391:4]
+posCursor:[389:12] posNoWhite:[389:11] Found expr:[389:6->391:4]
+posCursor:[389:12] posNoWhite:[389:11] Found expr:[389:6->389:12]
+Completable: Cpath array->ma
+[{
+    "label": "Js.Array2.mapi",
+    "kind": 12,
+    "tags": [],
+    "detail": "(t<'a>, ('a, int) => 'b) => t<'b>",
+    "documentation": null
+  }, {
+    "label": "Js.Array2.map",
+    "kind": 12,
+    "tags": [],
+    "detail": "(t<'a>, 'a => 'b) => t<'b>",
+    "documentation": null
+  }]
+