route/vendor/google.golang.org/grpc/service_config_test.go

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2018-01-03 19:19:49 +00:00
/*
*
* Copyright 2017 gRPC authors.
*
* 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 grpc
import (
"fmt"
"math"
"reflect"
"testing"
"time"
)
func TestParseLoadBalancer(t *testing.T) {
testcases := []struct {
scjs string
wantSC ServiceConfig
wantErr bool
}{
{
`{
"loadBalancingPolicy": "round_robin",
"methodConfig": [
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"waitForReady": true
}
]
}`,
ServiceConfig{
LB: newString("round_robin"),
Methods: map[string]MethodConfig{
"/foo/Bar": {
WaitForReady: newBool(true),
},
},
},
false,
},
{
`{
"loadBalancingPolicy": 1,
"methodConfig": [
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"waitForReady": false
}
]
}`,
ServiceConfig{},
true,
},
}
for _, c := range testcases {
sc, err := parseServiceConfig(c.scjs)
if c.wantErr != (err != nil) || !reflect.DeepEqual(sc, c.wantSC) {
t.Fatalf("parseServiceConfig(%s) = %+v, %v, want %+v, %v", c.scjs, sc, err, c.wantSC, c.wantErr)
}
}
}
func TestParseWaitForReady(t *testing.T) {
testcases := []struct {
scjs string
wantSC ServiceConfig
wantErr bool
}{
{
`{
"methodConfig": [
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"waitForReady": true
}
]
}`,
ServiceConfig{
Methods: map[string]MethodConfig{
"/foo/Bar": {
WaitForReady: newBool(true),
},
},
},
false,
},
{
`{
"methodConfig": [
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"waitForReady": false
}
]
}`,
ServiceConfig{
Methods: map[string]MethodConfig{
"/foo/Bar": {
WaitForReady: newBool(false),
},
},
},
false,
},
{
`{
"methodConfig": [
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"waitForReady": fall
},
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"waitForReady": true
}
]
}`,
ServiceConfig{},
true,
},
}
for _, c := range testcases {
sc, err := parseServiceConfig(c.scjs)
if c.wantErr != (err != nil) || !reflect.DeepEqual(sc, c.wantSC) {
t.Fatalf("parseServiceConfig(%s) = %+v, %v, want %+v, %v", c.scjs, sc, err, c.wantSC, c.wantErr)
}
}
}
func TestPraseTimeOut(t *testing.T) {
testcases := []struct {
scjs string
wantSC ServiceConfig
wantErr bool
}{
{
`{
"methodConfig": [
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"timeout": "1s"
}
]
}`,
ServiceConfig{
Methods: map[string]MethodConfig{
"/foo/Bar": {
Timeout: newDuration(time.Second),
},
},
},
false,
},
{
`{
"methodConfig": [
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"timeout": "3c"
}
]
}`,
ServiceConfig{},
true,
},
{
`{
"methodConfig": [
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"timeout": "3c"
},
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"timeout": "1s"
}
]
}`,
ServiceConfig{},
true,
},
}
for _, c := range testcases {
sc, err := parseServiceConfig(c.scjs)
if c.wantErr != (err != nil) || !reflect.DeepEqual(sc, c.wantSC) {
t.Fatalf("parseServiceConfig(%s) = %+v, %v, want %+v, %v", c.scjs, sc, err, c.wantSC, c.wantErr)
}
}
}
func TestPraseMsgSize(t *testing.T) {
testcases := []struct {
scjs string
wantSC ServiceConfig
wantErr bool
}{
{
`{
"methodConfig": [
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"maxRequestMessageBytes": 1024,
"maxResponseMessageBytes": 2048
}
]
}`,
ServiceConfig{
Methods: map[string]MethodConfig{
"/foo/Bar": {
MaxReqSize: newInt(1024),
MaxRespSize: newInt(2048),
},
},
},
false,
},
{
`{
"methodConfig": [
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"maxRequestMessageBytes": "1024",
"maxResponseMessageBytes": "2048"
},
{
"name": [
{
"service": "foo",
"method": "Bar"
}
],
"maxRequestMessageBytes": 1024,
"maxResponseMessageBytes": 2048
}
]
}`,
ServiceConfig{},
true,
},
}
for _, c := range testcases {
sc, err := parseServiceConfig(c.scjs)
if c.wantErr != (err != nil) || !reflect.DeepEqual(sc, c.wantSC) {
t.Fatalf("parseServiceConfig(%s) = %+v, %v, want %+v, %v", c.scjs, sc, err, c.wantSC, c.wantErr)
}
}
}
func TestParseDuration(t *testing.T) {
testCases := []struct {
s *string
want *time.Duration
err bool
}{
{s: nil, want: nil},
{s: newString("1s"), want: newDuration(time.Second)},
{s: newString("-1s"), want: newDuration(-time.Second)},
{s: newString("1.1s"), want: newDuration(1100 * time.Millisecond)},
{s: newString("1.s"), want: newDuration(time.Second)},
{s: newString("1.0s"), want: newDuration(time.Second)},
{s: newString(".002s"), want: newDuration(2 * time.Millisecond)},
{s: newString(".002000s"), want: newDuration(2 * time.Millisecond)},
{s: newString("0.003s"), want: newDuration(3 * time.Millisecond)},
{s: newString("0.000004s"), want: newDuration(4 * time.Microsecond)},
{s: newString("5000.000000009s"), want: newDuration(5000*time.Second + 9*time.Nanosecond)},
{s: newString("4999.999999999s"), want: newDuration(5000*time.Second - time.Nanosecond)},
{s: newString("1"), err: true},
{s: newString("s"), err: true},
{s: newString(".s"), err: true},
{s: newString("1 s"), err: true},
{s: newString(" 1s"), err: true},
{s: newString("1ms"), err: true},
{s: newString("1.1.1s"), err: true},
{s: newString("Xs"), err: true},
{s: newString("as"), err: true},
{s: newString(".0000000001s"), err: true},
{s: newString(fmt.Sprint(math.MaxInt32) + "s"), want: newDuration(math.MaxInt32 * time.Second)},
{s: newString(fmt.Sprint(int64(math.MaxInt32)+1) + "s"), err: true},
}
for _, tc := range testCases {
got, err := parseDuration(tc.s)
if tc.err != (err != nil) ||
(got == nil) != (tc.want == nil) ||
(got != nil && *got != *tc.want) {
wantErr := "<nil>"
if tc.err {
wantErr = "<non-nil error>"
}
s := "<nil>"
if tc.s != nil {
s = `&"` + *tc.s + `"`
}
t.Errorf("parseDuration(%v) = %v, %v; want %v, %v", s, got, err, tc.want, wantErr)
}
}
}
func newBool(b bool) *bool {
return &b
}
func newDuration(b time.Duration) *time.Duration {
return &b
}
func newString(b string) *string {
return &b
}