80 lines
1.9 KiB
Go
80 lines
1.9 KiB
Go
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// Copyright 2017 The Prometheus Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.package remote
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package remote
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import (
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"fmt"
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"net/http"
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"net/http/httptest"
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"net/url"
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"reflect"
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"strings"
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"testing"
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"time"
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"github.com/prometheus/common/model"
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"github.com/prometheus/prometheus/config"
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)
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var longErrMessage = strings.Repeat("error message", maxErrMsgLen)
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func TestStoreHTTPErrorHandling(t *testing.T) {
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tests := []struct {
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code int
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err error
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}{
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{
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code: 200,
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err: nil,
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},
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{
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code: 300,
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err: fmt.Errorf("server returned HTTP status 300 Multiple Choices: " + longErrMessage[:maxErrMsgLen]),
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},
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{
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code: 404,
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err: fmt.Errorf("server returned HTTP status 404 Not Found: " + longErrMessage[:maxErrMsgLen]),
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},
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{
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code: 500,
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err: recoverableError{fmt.Errorf("server returned HTTP status 500 Internal Server Error: " + longErrMessage[:maxErrMsgLen])},
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},
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}
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for i, test := range tests {
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server := httptest.NewServer(
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http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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http.Error(w, longErrMessage, test.code)
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}),
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)
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serverURL, err := url.Parse(server.URL)
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if err != nil {
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panic(err)
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}
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c, err := NewClient(0, &clientConfig{
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url: &config.URL{serverURL},
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timeout: model.Duration(time.Second),
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})
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err = c.Store(nil)
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if !reflect.DeepEqual(err, test.err) {
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t.Errorf("%d. Unexpected error; want %v, got %v", i, test.err, err)
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}
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server.Close()
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}
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}
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