go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/resultdb/internal/rpcutil/rpcutil_test.go (about)

     1  // Copyright 2022 The LUCI Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package rpcutil
    16  
    17  import (
    18  	"context"
    19  	"testing"
    20  	"time"
    21  
    22  	"google.golang.org/grpc"
    23  	"google.golang.org/grpc/codes"
    24  	"google.golang.org/grpc/status"
    25  
    26  	"go.chromium.org/luci/common/tsmon"
    27  	tsmonstore "go.chromium.org/luci/common/tsmon/store"
    28  	"go.chromium.org/luci/common/tsmon/target"
    29  	"go.chromium.org/luci/server/auth"
    30  	"go.chromium.org/luci/server/auth/authtest"
    31  
    32  	. "github.com/smartystreets/goconvey/convey"
    33  )
    34  
    35  func TestIdentityKindCountingInterceptor(t *testing.T) {
    36  	ctx, _ := tsmon.WithDummyInMemory(context.Background())
    37  	store := tsmon.Store(ctx)
    38  	interceptor := IdentityKindCountingInterceptor()
    39  	fakeServerInfo := grpc.UnaryServerInfo{FullMethod: "/service/method"}
    40  	fakeHandler := func(_ context.Context, _ any) (any, error) {
    41  		return struct{}{}, status.Error(codes.Internal, "dummy error")
    42  	}
    43  
    44  	Convey(`Increments counter`, t, func() {
    45  		Reset(func() {
    46  			tsmon.GetState(ctx).SetStore(tsmonstore.NewInMemory(&target.Task{}))
    47  			store = tsmon.GetState(ctx).Store()
    48  		})
    49  		Convey(`user`, func() {
    50  			ctx := auth.WithState(ctx, &authtest.FakeState{
    51  				Identity: "user:user@example.com",
    52  			})
    53  			_, _ = interceptor(ctx, nil, &fakeServerInfo, fakeHandler)
    54  			So(store.Get(ctx, IdentityKindCounter, time.Time{}, []any{"service", "method", "user"}), ShouldEqual, 1)
    55  		})
    56  
    57  		Convey(`anonymous`, func() {
    58  			_, _ = interceptor(ctx, nil, &fakeServerInfo, fakeHandler)
    59  			So(store.Get(ctx, IdentityKindCounter, time.Time{}, []any{"service", "method", "user"}), ShouldBeNil)
    60  			So(store.Get(ctx, IdentityKindCounter, time.Time{}, []any{"service", "method", "anonymous"}), ShouldEqual, 1)
    61  		})
    62  	})
    63  }