exchanges: Limit mock test JSON data size by truncating slices and maps (#1968)

* set limiter to first level mock data list and updated unit tests

* address nested slices length limit

* minor fix recording file and update unit tests

* minor updates on unit tests

* re-record mock files and minor fix on the unit tests ti adapt the mock data change

* improve http recording limit value and fix issues with mock data in binance

* added MockDataSliceLimit in request items and resolve minor unit test issues

* resolve missed conflict

* rename mock variables, resolve unit test issues, and other updates

* minor fix to CheckJSON and update unit tests

* minor unit test fix

* further optimization on mock CheckJSON method, unit tests, and re-record poloniex

* common and recording unit tests fix

* minor linter issues fix

* unit tests format fix

* fix miscellaneous error

* unit tests fix and minor docs update

* re-record and reduce mock file size

* indentation fix

* minor assertion test fix

* reverted log.Printf line in live testing

* rename variables

* update NewVCRServer unit test

* replace string comparison with *net.OpError check

* restructur net error test

* exchanges/mock: Remove redundant error assertion message in TestNewVCRServer

---------

Co-authored-by: Adrian Gallagher <adrian.gallagher@thrasher.io>

docs/ADD_NEW_EXCHANGE.md

@@ -252,12 +252,13 @@ func (e *Exchange) SendHTTPRequest(ctx context.Context, path string, result any)
     // This is used to generate the *http.Request, used in conjunction with the
     // generate functionality below. 
     item := &request.Item{  
-        Method:        http.MethodGet,
-        Path:          path,
-        Result:        result,
-        Verbose:       e.Verbose,
-        HTTPDebugging: e.HTTPDebugging,
-        HTTPRecording: e.HTTPRecording,
+        Method:                 http.MethodGet,
+        Path:                   path,
+        Result:                 result,
+        Verbose:                e.Verbose,
+        HTTPDebugging:          e.HTTPDebugging,
+        HTTPRecording:          e.HTTPRecording,
+        HTTPMockDataSliceLimit: e.HTTPMockDataSliceLimit,
     }
 
     // Request function that closes over the above request.Item values, which
@@ -402,13 +403,14 @@ func (e *Exchange) SendAuthHTTPRequest(ctx context.Context, ePath exchange.URL,
         headers["X-MBX-APIKEY"] = creds.Key
         fullPath := common.EncodeURLValues(endpointPath+path, params) + "&signature=" + hex.EncodeToString(hmacSigned)
         return &request.Item{
-            Method:        method,
-            Path:          fullPath,
-            Headers:       headers,
-            Result:        &interim,
-            Verbose:       e.Verbose,
-            HTTPDebugging: e.HTTPDebugging,
-            HTTPRecording: e.HTTPRecording,
+            Method:                 method,
+            Path:                   fullPath,
+            Headers:                headers,
+            Result:                 &interim,
+            Verbose:                e.Verbose,
+            HTTPDebugging:          e.HTTPDebugging,
+            HTTPRecording:          e.HTTPRecording,
+            HTTPMockDataSliceLimit: e.HTTPMockDataSliceLimit,
         }, nil
     }, request.AuthenticatedRequest)
     if err != nil {