otelmongo: Use a mock deployment for testing against a MongoDB server

.github/workflows/ci.yml

@@ -137,47 +137,3 @@ jobs:
           echo ${{ needs.compatibility-test.result }}
           test ${{ needs.compatibility-test.result }} == "success"
 
-  integration:
-    strategy:
-      matrix:
-        target: [test-mongo-driver]
-    runs-on: ubuntu-latest
-    steps:
-    - name: Checkout Repo
-      uses: actions/checkout@v4
-    - name: Install Go
-      uses: actions/setup-go@v5
-      with:
-        go-version: ${{ env.DEFAULT_GO_VERSION }}
-        check-latest: true
-        cache-dependency-path: "**/go.sum"
-    - name: Run coverage tests ${{ matrix.target }}
-      env:
-        INTEGRATION: ${{ matrix.target }}
-      run: |
-        make ${{ matrix.target }}
-        mkdir -p $TEST_RESULTS
-        find . -name 'coverage.html' > "${TEST_RESULTS}/coverage.lst"
-        tar -n -cf - -T "${TEST_RESULTS}/coverage.lst" | tar -C "${TEST_RESULTS}" -xvf -
-    - name: Upload coverage report
-      uses: codecov/[email protected]
-      if: hashFiles('coverage.out') != ''
-      with:
-        file: ./coverage.out
-        fail_ci_if_error: true
-        verbose: true
-        token: ${{ secrets.CODECOV_TOKEN }}
-    - name: Store coverage test output
-      uses: actions/upload-artifact@v4
-      with:
-          name: opentelemetry-go-contrib-integration-test-output
-          path: ${{ env.TEST_RESULTS }}
-
-  test-integration:
-    runs-on: ubuntu-latest
-    needs: [integration]
-    steps:
-      - name: Test if integration workflow passed
-        run: |
-          echo ${{ needs.integration.result }}
-          test ${{ needs.integration.result }} == "success"

CHANGELOG.md

@@ -39,6 +39,7 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 
 - Improve performance of `go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc` with the usage of `WithAttributeSet()` instead of `WithAttribute()`. (#5664) 
 - Improve performance of `go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp` with the usage of `WithAttributeSet()` instead of `WithAttribute()`. (#5664) 
+- Copy [opmsg_deployment.go](https://github.com/mongodb/mongo-go-driver/blob/d46f29c34e9ff3968a5c00dcdea8fb41a20a2b2f/mongo/integration/mtest/opmsg_deployment.go) from the mongo-go-driver mtest package to create a mock client for testing otelmongo. Remove all helpers specific to running the `test-mongo-driver` integration test. (#39)
 
 ## [1.27.0/0.52.0/0.21.0/0.7.0/0.2.0] - 2024-05-21
 

Makefile

@@ -263,23 +263,6 @@ test-coverage/%:
 		&& $$CMD ./... \
 		&& $(GO) tool cover -html=coverage.out -o coverage.html;
 
-.PHONY: test-mongo-driver
-test-mongo-driver:
-	@if ./tools/should_build.sh mongo-driver; then \
-	  set -e; \
-	  docker run --name mongo-integ --rm -p 27017:27017 -d mongo; \
-	  CMD=mongo IMG_NAME=mongo-integ ./tools/wait.sh; \
-	  (cd instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo/test && \
-	    $(GO) test \
-		  -covermode=$(COVERAGE_MODE) \
-		  -coverprofile=$(COVERAGE_PROFILE) \
-		  -coverpkg=go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo/...  \
-		  ./... \
-	    && $(GO) tool cover -html=$(COVERAGE_PROFILE) -o coverage.html); \
-	  cp ./instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo/test/coverage.out ./; \
-	  docker stop mongo-integ; \
-	fi
-
 # Releasing
 
 .PHONY: gorelease
@@ -351,4 +334,4 @@ genjsonschema: genjsonschema-cleanup $(GOJSONSCHEMA)
 
 .PHONY: codespell
 codespell: $(CODESPELL)
-	@$(DOCKERPY) $(CODESPELL)
+	@$(DOCKERPY) $(CODESPELL)

instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo/test/go.mod

@@ -6,7 +6,6 @@ go 1.21
 require (
 	github.com/stretchr/testify v1.9.0
 	go.mongodb.org/mongo-driver v1.15.0
-	go.opentelemetry.io/contrib v1.27.0
 	go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo v0.52.0
 	go.opentelemetry.io/otel v1.27.0
 	go.opentelemetry.io/otel/sdk v1.27.0

instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo/test/mongo_test.go

@@ -5,7 +5,6 @@ package test
 
 import (
 	"context"
-	"os"
 	"testing"
 	"time"
 
@@ -15,19 +14,13 @@ import (
 	"go.mongodb.org/mongo-driver/mongo/options"
 
 	"go.opentelemetry.io/contrib/instrumentation/go.mongodb.org/mongo-driver/mongo/otelmongo" // nolint:staticcheck  // deprecated.
-	"go.opentelemetry.io/contrib/internal/util"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/codes"
 	sdktrace "go.opentelemetry.io/otel/sdk/trace"
 	"go.opentelemetry.io/otel/sdk/trace/tracetest"
 	"go.opentelemetry.io/otel/trace"
 )
 
-func TestMain(m *testing.M) {
-	util.IntegrationShouldRun("test-mongo-driver")
-	os.Exit(m.Run())
-}
-
 type validator func(sdktrace.ReadOnlySpan) bool
 
 func TestDBCrudOperation(t *testing.T) {
@@ -49,6 +42,7 @@ func TestDBCrudOperation(t *testing.T) {
 	tt := []struct {
 		title          string
 		operation      func(context.Context, *mongo.Database) (interface{}, error)
+		mockResponses  []bson.D
 		excludeCommand bool
 		validators     []validator
 	}{
@@ -57,6 +51,7 @@ func TestDBCrudOperation(t *testing.T) {
 			operation: func(ctx context.Context, db *mongo.Database) (interface{}, error) {
 				return db.Collection("test-collection").InsertOne(ctx, bson.D{{Key: "test-item", Value: "test-value"}})
 			},
+			mockResponses:  []bson.D{{{Key: "ok", Value: 1}}},
 			excludeCommand: false,
 			validators: append(commonValidators, func(s sdktrace.ReadOnlySpan) bool {
 				for _, attr := range s.Attributes() {
@@ -72,6 +67,7 @@ func TestDBCrudOperation(t *testing.T) {
 			operation: func(ctx context.Context, db *mongo.Database) (interface{}, error) {
 				return db.Collection("test-collection").InsertOne(ctx, bson.D{{Key: "test-item", Value: "test-value"}})
 			},
+			mockResponses:  []bson.D{{{Key: "ok", Value: 1}}},
 			excludeCommand: true,
 			validators: append(commonValidators, func(s sdktrace.ReadOnlySpan) bool {
 				for _, attr := range s.Attributes() {
@@ -105,12 +101,27 @@ func TestDBCrudOperation(t *testing.T) {
 				otelmongo.WithTracerProvider(provider),
 				otelmongo.WithCommandAttributeDisabled(tc.excludeCommand),
 			)
+
 			opts.ApplyURI(addr)
+
+			mock := newMockDeployment()
+
+			// nolint:staticcheck
+			//
+			// Deployment is not part of the stable API guaruntee of the
+			// mongo-go-driver and is therefore marked as deprecated.
+			//
+			// See jira.mongodb.org/browse/GODRIVER-3241 for a long-term solution.
+			opts.Deployment = mock
+
 			client, err := mongo.Connect(ctx, opts)
 			if err != nil {
 				t.Fatal(err)
 			}
 
+			mock.addResponses(tc.mockResponses...)
+			t.Cleanup(mock.clearResponses)
+
 			_, err = tc.operation(ctx, client.Database("test-database"))
 			if err != nil {
 				t.Error(err)
@@ -131,7 +142,7 @@ func TestDBCrudOperation(t *testing.T) {
 			assert.Equal(t, trace.SpanKindClient, s.SpanKind())
 			attrs := s.Attributes()
 			assert.Contains(t, attrs, attribute.String("db.system", "mongodb"))
-			assert.Contains(t, attrs, attribute.String("net.peer.name", "localhost"))
+			assert.Contains(t, attrs, attribute.String("net.peer.name", "<mock_connection>"))
 			assert.Contains(t, attrs, attribute.Int64("net.peer.port", int64(27017)))
 			assert.Contains(t, attrs, attribute.String("net.transport", "ip_tcp"))
 			assert.Contains(t, attrs, attribute.String("db.name", "test-database"))
@@ -144,15 +155,17 @@ func TestDBCrudOperation(t *testing.T) {
 
 func TestDBCollectionAttribute(t *testing.T) {
 	tt := []struct {
-		title      string
-		operation  func(context.Context, *mongo.Database) (interface{}, error)
-		validators []validator
+		title         string
+		operation     func(context.Context, *mongo.Database) (interface{}, error)
+		mockResponses []bson.D
+		validators    []validator
 	}{
 		{
 			title: "delete",
 			operation: func(ctx context.Context, db *mongo.Database) (interface{}, error) {
 				return db.Collection("test-collection").DeleteOne(ctx, bson.D{{Key: "test-item"}})
 			},
+			mockResponses: []bson.D{{{Key: "ok", Value: 1}}},
 			validators: []validator{
 				func(s sdktrace.ReadOnlySpan) bool {
 					return assert.Equal(t, "test-collection.delete", s.Name())
@@ -173,6 +186,12 @@ func TestDBCollectionAttribute(t *testing.T) {
 			operation: func(ctx context.Context, db *mongo.Database) (interface{}, error) {
 				return db.ListCollectionNames(ctx, bson.D{})
 			},
+			mockResponses: []bson.D{
+				{
+					{Key: "ok", Value: 1},
+					{Key: "cursor", Value: bson.D{{Key: "firstBatch", Value: bson.A{}}}},
+				},
+			},
 			validators: []validator{
 				func(s sdktrace.ReadOnlySpan) bool {
 					return assert.Equal(t, "listCollections", s.Name())
@@ -202,12 +221,27 @@ func TestDBCollectionAttribute(t *testing.T) {
 				otelmongo.WithTracerProvider(provider),
 				otelmongo.WithCommandAttributeDisabled(true),
 			)
+
 			opts.ApplyURI(addr)
+
+			mock := newMockDeployment()
+
+			// nolint:staticcheck
+			//
+			// Deployment is not part of the stable API guaruntee of the
+			// mongo-go-driver and is therefore marked as deprecated.
+			//
+			// See jira.mongodb.org/browse/GODRIVER-3241 for a long-term solution.
+			opts.Deployment = mock
+
 			client, err := mongo.Connect(ctx, opts)
 			if err != nil {
 				t.Fatal(err)
 			}
 
+			mock.addResponses(tc.mockResponses...)
+			t.Cleanup(mock.clearResponses)
+
 			_, err = tc.operation(ctx, client.Database("test-database"))
 			if err != nil {
 				t.Error(err)
@@ -228,7 +262,7 @@ func TestDBCollectionAttribute(t *testing.T) {
 			assert.Equal(t, trace.SpanKindClient, s.SpanKind())
 			attrs := s.Attributes()
 			assert.Contains(t, attrs, attribute.String("db.system", "mongodb"))
-			assert.Contains(t, attrs, attribute.String("net.peer.name", "localhost"))
+			assert.Contains(t, attrs, attribute.String("net.peer.name", "<mock_connection>"))
 			assert.Contains(t, attrs, attribute.Int64("net.peer.port", int64(27017)))
 			assert.Contains(t, attrs, attribute.String("net.transport", "ip_tcp"))
 			assert.Contains(t, attrs, attribute.String("db.name", "test-database"))