75 lines
2.5 KiB
Go
75 lines
2.5 KiB
Go
/*
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Copyright 2021 The Kubernetes 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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http://www.apache.org/licenses/LICENSE-2.0
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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.
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*/
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package notfoundhandler
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import (
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"context"
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"io"
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"net/http/httptest"
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"strings"
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"testing"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/serializer"
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)
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func TestNotFoundHandler(t *testing.T) {
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isMuxAndDiscoveryCompleteGlobalValue := true
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isMuxAndDiscoveryCompleteTestFn := func(ctx context.Context) bool { return isMuxAndDiscoveryCompleteGlobalValue }
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serializer := serializer.NewCodecFactory(runtime.NewScheme()).WithoutConversion()
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target := New(serializer, isMuxAndDiscoveryCompleteTestFn)
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// scenario 1: pretend the request has been made after the signal has been ready
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req := httptest.NewRequest("GET", "http://apiserver.com/apis/flowcontrol.apiserver.k8s.io/v1beta1", nil)
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rw := httptest.NewRecorder()
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target.ServeHTTP(rw, req)
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resp := rw.Result()
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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t.Fatal(err)
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}
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bodyStr := strings.TrimSuffix(string(body), "\n")
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if resp.StatusCode != 404 {
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t.Fatalf("unexpected status code %d, expected 503", resp.StatusCode)
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}
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expectedMsg := "404 page not found"
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if bodyStr != expectedMsg {
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t.Fatalf("unexpected response: %v, expected: %v", bodyStr, expectedMsg)
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}
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// scenario 2: pretend the request has been made before the signal has been ready
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isMuxAndDiscoveryCompleteGlobalValue = false
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rw = httptest.NewRecorder()
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target.ServeHTTP(rw, req)
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resp = rw.Result()
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body, err = io.ReadAll(resp.Body)
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if err != nil {
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t.Fatal(err)
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}
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bodyStr = strings.TrimSuffix(string(body), "\n")
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if resp.StatusCode != 503 {
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t.Fatalf("unexpected status code %d, expected 503", resp.StatusCode)
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}
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expectedMsg = `{"kind":"Status","apiVersion":"v1","metadata":{},"status":"Failure","message":"the request has been made before all known HTTP paths have been installed, please try again","reason":"ServiceUnavailable","details":{"retryAfterSeconds":5},"code":503}`
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if bodyStr != expectedMsg {
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t.Fatalf("unexpected response: %v, expected: %v", bodyStr, expectedMsg)
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}
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}
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