package main

import (
	"encoding/json"
	"io/ioutil"
	"net/http"
	"net/http/httptest"
	"reflect"
	"strings"
	"testing"

	"github.com/thrasher-/gocryptotrader/config"
)

func loadConfig(t *testing.T) *config.Config {
	cfg := config.GetConfig()
	err := cfg.LoadConfig(strings.Replace(config.ConfigTestFile, "..", ".", 1))
	if err != nil {
		t.Error("Test failed. GetCurrencyConfig LoadConfig error", err)
	}
	return cfg
}

func makeHTTPGetRequest(t *testing.T, url string, response interface{}) *http.Response {
	req := httptest.NewRequest("GET", "http://localhost:9050/config/all", nil)
	w := httptest.NewRecorder()

	err := RESTfulJSONResponse(w, req, response)
	if err != nil {
		t.Error("Test failed. Failed to make response.", err)
	}
	return w.Result()
}

// TestConfigAllJsonResponse test if config/all restful json response is valid
func TestConfigAllJsonResponse(t *testing.T) {
	cfg := loadConfig(t)
	resp := makeHTTPGetRequest(t, "http://localhost:9050/config/all", cfg)
	body, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		t.Error("Test failed. Body not readable", err)
	}
	var responseConfig config.Config
	jsonErr := json.Unmarshal(body, &responseConfig)
	if jsonErr != nil {
		t.Error("Test failed. Response not parseable as json", err)
	}

	if reflect.DeepEqual(responseConfig, cfg) {
		t.Error("Test failed. Json not equal to config")
	}
}