linkerd2/controller/api/public/test_helper.go

128 lines
4.1 KiB
Go

package public
import (
"context"
"io"
"sync"
"time"
"github.com/prometheus/client_golang/api/prometheus/v1"
"github.com/prometheus/common/model"
common "github.com/runconduit/conduit/controller/gen/common"
healthcheckPb "github.com/runconduit/conduit/controller/gen/common/healthcheck"
pb "github.com/runconduit/conduit/controller/gen/public"
"google.golang.org/grpc"
)
//
// Conduit Public API client
//
type MockConduitApiClient struct {
ErrorToReturn error
VersionInfoToReturn *pb.VersionInfo
ListPodsResponseToReturn *pb.ListPodsResponse
StatSummaryResponseToReturn *pb.StatSummaryResponse
SelfCheckResponseToReturn *healthcheckPb.SelfCheckResponse
Api_TapClientToReturn pb.Api_TapClient
Api_TapByResourceClientToReturn pb.Api_TapByResourceClient
}
func (c *MockConduitApiClient) StatSummary(ctx context.Context, in *pb.StatSummaryRequest, opts ...grpc.CallOption) (*pb.StatSummaryResponse, error) {
return c.StatSummaryResponseToReturn, c.ErrorToReturn
}
func (c *MockConduitApiClient) Version(ctx context.Context, in *pb.Empty, opts ...grpc.CallOption) (*pb.VersionInfo, error) {
return c.VersionInfoToReturn, c.ErrorToReturn
}
func (c *MockConduitApiClient) ListPods(ctx context.Context, in *pb.Empty, opts ...grpc.CallOption) (*pb.ListPodsResponse, error) {
return c.ListPodsResponseToReturn, c.ErrorToReturn
}
func (c *MockConduitApiClient) Tap(ctx context.Context, in *pb.TapRequest, opts ...grpc.CallOption) (pb.Api_TapClient, error) {
return c.Api_TapClientToReturn, c.ErrorToReturn
}
func (c *MockConduitApiClient) TapByResource(ctx context.Context, in *pb.TapByResourceRequest, opts ...grpc.CallOption) (pb.Api_TapByResourceClient, error) {
return c.Api_TapByResourceClientToReturn, c.ErrorToReturn
}
func (c *MockConduitApiClient) SelfCheck(ctx context.Context, in *healthcheckPb.SelfCheckRequest, _ ...grpc.CallOption) (*healthcheckPb.SelfCheckResponse, error) {
return c.SelfCheckResponseToReturn, c.ErrorToReturn
}
type MockApi_TapClient struct {
TapEventsToReturn []common.TapEvent
ErrorsToReturn []error
grpc.ClientStream
}
func (a *MockApi_TapClient) Recv() (*common.TapEvent, error) {
var eventPopped common.TapEvent
var errorPopped error
if len(a.TapEventsToReturn) == 0 && len(a.ErrorsToReturn) == 0 {
return nil, io.EOF
}
if len(a.TapEventsToReturn) != 0 {
eventPopped, a.TapEventsToReturn = a.TapEventsToReturn[0], a.TapEventsToReturn[1:]
}
if len(a.ErrorsToReturn) != 0 {
errorPopped, a.ErrorsToReturn = a.ErrorsToReturn[0], a.ErrorsToReturn[1:]
}
return &eventPopped, errorPopped
}
type MockApi_TapByResourceClient struct {
TapEventsToReturn []common.TapEvent
ErrorsToReturn []error
grpc.ClientStream
}
func (a *MockApi_TapByResourceClient) Recv() (*common.TapEvent, error) {
var eventPopped common.TapEvent
var errorPopped error
if len(a.TapEventsToReturn) == 0 && len(a.ErrorsToReturn) == 0 {
return nil, io.EOF
}
if len(a.TapEventsToReturn) != 0 {
eventPopped, a.TapEventsToReturn = a.TapEventsToReturn[0], a.TapEventsToReturn[1:]
}
if len(a.ErrorsToReturn) != 0 {
errorPopped, a.ErrorsToReturn = a.ErrorsToReturn[0], a.ErrorsToReturn[1:]
}
return &eventPopped, errorPopped
}
//
// Prometheus client
//
type MockProm struct {
Res model.Value
QueriesExecuted []string // expose the queries our Mock Prometheus receives, to test query generation
rwLock sync.Mutex
}
// satisfies v1.API
func (m *MockProm) Query(ctx context.Context, query string, ts time.Time) (model.Value, error) {
m.rwLock.Lock()
defer m.rwLock.Unlock()
m.QueriesExecuted = append(m.QueriesExecuted, query)
return m.Res, nil
}
func (m *MockProm) QueryRange(ctx context.Context, query string, r v1.Range) (model.Value, error) {
m.rwLock.Lock()
defer m.rwLock.Unlock()
m.QueriesExecuted = append(m.QueriesExecuted, query)
return m.Res, nil
}
func (m *MockProm) LabelValues(ctx context.Context, label string) (model.LabelValues, error) {
return nil, nil
}
func (m *MockProm) Series(ctx context.Context, matches []string, startTime time.Time, endTime time.Time) ([]model.LabelSet, error) {
return nil, nil
}