131 lines
4.0 KiB
Go
131 lines
4.0 KiB
Go
/*
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Copyright 2017 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 metrics
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import (
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"net/http/httptest"
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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)
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func getTestResponse(start time.Time, activityTimeout, successTimeout time.Duration, checkMonitoring bool) *httptest.ResponseRecorder {
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req := httptest.NewRequest("GET", "/health-check", nil)
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w := httptest.NewRecorder()
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healthCheck := NewHealthCheck(activityTimeout, successTimeout)
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if checkMonitoring {
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healthCheck.StartMonitoring()
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}
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healthCheck.lastActivity = start
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healthCheck.lastSuccessfulRun = start
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healthCheck.ServeHTTP(w, req)
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return w
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}
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func TestOkServeHTTP(t *testing.T) {
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w := getTestResponse(time.Now(), time.Second, time.Second, true)
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assert.Equal(t, 200, w.Code)
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}
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func TestFailTimeoutServeHTTP(t *testing.T) {
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w := getTestResponse(time.Now().Add(time.Second*-2), time.Second, time.Second, true)
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assert.Equal(t, 500, w.Code)
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}
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func TestMonitoringOffAfterTimeout(t *testing.T) {
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w := getTestResponse(time.Now().Add(time.Second*-2), time.Second, time.Second, false)
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assert.Equal(t, 200, w.Code)
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}
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func TestMonitoringOffBeforeTimeout(t *testing.T) {
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w := getTestResponse(time.Now().Add(time.Second*2), time.Second, time.Second, false)
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assert.Equal(t, 200, w.Code)
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}
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func TestUpdateLastActivity(t *testing.T) {
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timeout := time.Second
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start := time.Now().Add(timeout * -2)
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// to make sure it doesn't cause health check failure
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lastSuccess := time.Now().Add(timeout * 10)
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req := httptest.NewRequest("GET", "/health-check", nil)
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healthCheck := NewHealthCheck(timeout, timeout)
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healthCheck.StartMonitoring()
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healthCheck.lastActivity = start
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healthCheck.lastSuccessfulRun = lastSuccess
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w := httptest.NewRecorder()
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healthCheck.ServeHTTP(w, req)
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assert.Equal(t, 500, w.Code)
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w = httptest.NewRecorder()
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healthCheck.UpdateLastActivity(time.Now())
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healthCheck.ServeHTTP(w, req)
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assert.Equal(t, 200, w.Code)
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}
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func TestUpdateActivityAtUpdateLastSuccessfulRun(t *testing.T) {
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timeout := time.Second
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start := time.Now().Add(timeout * -2)
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// to make sure it doesn't cause health check failure
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lastSuccess := time.Now().Add(timeout * 10)
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req := httptest.NewRequest("GET", "/health-check", nil)
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healthCheck := NewHealthCheck(timeout, timeout)
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healthCheck.StartMonitoring()
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healthCheck.lastActivity = start
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healthCheck.lastSuccessfulRun = lastSuccess
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w := httptest.NewRecorder()
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healthCheck.ServeHTTP(w, req)
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assert.Equal(t, 500, w.Code)
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w = httptest.NewRecorder()
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healthCheck.UpdateLastSuccessfulRun(time.Now())
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healthCheck.ServeHTTP(w, req)
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assert.Equal(t, 200, w.Code)
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// verify last successful run from the future wasn't overwritten
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assert.Equal(t, true, healthCheck.lastSuccessfulRun.After(healthCheck.lastActivity))
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}
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func TestUpdateLastSuccessfulRun(t *testing.T) {
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timeout := time.Second
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start := time.Now().Add(timeout * -2)
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// to make sure it doesn't cause health check failure
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lastActivity := time.Now().Add(timeout * 10)
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req := httptest.NewRequest("GET", "/health-check", nil)
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healthCheck := NewHealthCheck(timeout, timeout)
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healthCheck.StartMonitoring()
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healthCheck.lastActivity = lastActivity
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healthCheck.lastSuccessfulRun = start
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w := httptest.NewRecorder()
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healthCheck.ServeHTTP(w, req)
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assert.Equal(t, 500, w.Code)
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w = httptest.NewRecorder()
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healthCheck.UpdateLastSuccessfulRun(time.Now())
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healthCheck.ServeHTTP(w, req)
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assert.Equal(t, 200, w.Code)
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// verify last activity timestamp from the future wasn't overwritten
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assert.Equal(t, true, healthCheck.lastActivity.After(healthCheck.lastSuccessfulRun))
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}
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