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error_handler_test.go
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// Copyright © 2019 The Things Network Foundation, The Things Industries B.V.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package web
import (
"io/ioutil"
"net/http"
"net/http/httptest"
"testing"
echo "github.com/labstack/echo/v4"
"github.com/smartystreets/assertions"
"go.thethings.network/lorawan-stack/v3/pkg/errors"
"go.thethings.network/lorawan-stack/v3/pkg/util/test/assertions/should"
)
func TestErrorHandler(t *testing.T) {
a := assertions.New(t)
e := echo.New()
e.HTTPErrorHandler = errorHandler
e.GET("/error", func(c echo.Context) error {
return errors.New("This handler throws an error")
})
e.GET("/httperror", func(c echo.Context) error {
return echo.NewHTTPError(http.StatusNotImplemented, "Not implemented")
})
{
req := httptest.NewRequest(echo.GET, "/error", nil)
rec := httptest.NewRecorder()
e.ServeHTTP(rec, req)
resp := rec.Result()
body, _ := ioutil.ReadAll(resp.Body)
a.So(string(body), should.ContainSubstring, "This handler throws an error")
}
{
req := httptest.NewRequest(echo.GET, "/httperror", nil)
rec := httptest.NewRecorder()
e.ServeHTTP(rec, req)
resp := rec.Result()
body, _ := ioutil.ReadAll(resp.Body)
a.So(resp.StatusCode, should.Equal, http.StatusNotImplemented)
a.So(string(body), should.ContainSubstring, "Not Implemented")
}
{
req := httptest.NewRequest(echo.GET, "/not_found", nil)
rec := httptest.NewRecorder()
e.ServeHTTP(rec, req)
resp := rec.Result()
body, _ := ioutil.ReadAll(resp.Body)
a.So(resp.StatusCode, should.Equal, http.StatusNotFound)
a.So(string(body), should.ContainSubstring, "route `/not_found` not found")
}
}