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diagnostics_internal_test.go
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diagnostics_internal_test.go
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// Copyright 2017 Pilosa Corp.
//
// 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 pilosa
import (
"encoding/json"
"net/http"
"net/http/httptest"
"reflect"
"runtime"
"strings"
"testing"
)
func TestDiagnosticsClient(t *testing.T) {
// Mock server.
server := httptest.NewServer(nil)
// Create a new client.
d := newDiagnosticsCollector(server.URL)
d.Set("gg", 10)
d.Set("ss", "ss")
data, err := d.encode()
if err != nil {
t.Fatal(err)
}
// Test the recorded metrics, note that some types are skipped.
var eq bool
output1 := []byte(`{"gg":10,"ss":"ss"}`)
if eq, err = compareJSON(data, output1); err != nil {
t.Fatal(err)
}
if !eq {
t.Fatalf("unexpected diagnostics: %+v", string(data))
}
// Test the metrics after a flush.
d.Flush()
data, err = d.encode()
if err != nil {
t.Fatal(err)
}
output2 := []byte(`{"gg":10,"ss":"ss","Uptime":0}`)
if eq, err = compareJSON(data, output2); err != nil {
t.Fatal(err)
}
if !eq {
t.Fatalf("unexpected diagnostics after flush: %+v", string(data))
}
}
func TestDiagnosticsVersion_Parse(t *testing.T) {
version := "0.1.1"
vs := versionSegments(version)
output := []int{0, 1, 1}
if !reflect.DeepEqual(vs, output) {
t.Fatalf("unexpected version: %+v", vs)
}
}
func TestDiagnosticsVersion_Compare(t *testing.T) {
d := newDiagnosticsCollector("localhost:10101")
version := "v0.1.1"
d.SetVersion(version)
err := d.compareVersion("v1.7.0")
if !strings.Contains(err.Error(), "A newer version") {
t.Fatalf("Expected a newer version is available, actual error: %s", err)
}
err = d.compareVersion("1.7.0")
if !strings.Contains(err.Error(), "A newer version") {
t.Fatalf("Expected a newer version is available, actual error: %s", err)
}
err = d.compareVersion("0.7.0")
if !strings.Contains(err.Error(), "The latest Minor release is") {
t.Fatalf("Expected Minor Version Missmatch, actual error: %s", err)
}
err = d.compareVersion("0.1.2")
if !strings.Contains(err.Error(), "There is a new patch release of Pilosa") {
t.Fatalf("Expected Patch Version Missmatch, actual error: %s", err)
}
err = d.compareVersion("0.1.1")
if err != nil {
t.Fatalf("Versions should match")
}
d.SetVersion("v1.7.0")
err = d.compareVersion("0.7.2")
if err != nil {
t.Fatalf("Local version is greater")
}
}
func TestDiagnosticsVersion_Check(t *testing.T) {
// Mock server.
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
json.NewEncoder(w).Encode(versionResponse{
Version: "1.1.1",
})
}))
// Create a new client.
d := newDiagnosticsCollector("localhost:10101")
version := "0.1.1"
d.SetVersion(version)
d.VersionURL = server.URL
d.CheckVersion()
}
func compareJSON(a, b []byte) (bool, error) {
var j1, j2 interface{}
if err := json.Unmarshal(a, &j1); err != nil {
return false, err
}
if err := json.Unmarshal(b, &j2); err != nil {
return false, err
}
return reflect.DeepEqual(j1, j2), nil
}
func BenchmarkDiagnostics(b *testing.B) {
// Mock server.
server := httptest.NewServer(nil)
// Create a new client.
d := newDiagnosticsCollector(server.URL)
prev := runtime.GOMAXPROCS(4)
defer runtime.GOMAXPROCS(prev)
b.ResetTimer()
b.RunParallel(func(pb *testing.PB) {
for pb.Next() {
d.Set("cc", 1)
d.Set("gg", "test")
}
})
}