test: add wftest integration tests

Add three integration tests for step.ws_send and step.ws_close step types
using the wftest harness with mock step recorders.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: intel352

go.mod

@@ -3,7 +3,7 @@ module github.com/GoCodeAlone/workflow-plugin-websocket
 go 1.26.1
 
 require (
-	github.com/GoCodeAlone/workflow v0.3.52
+	github.com/GoCodeAlone/workflow v0.3.56
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/websocket v1.5.4-0.20250319132907-e064f32e3674
 )
@@ -25,14 +25,21 @@ require (
 	github.com/GoCodeAlone/go-plugin v0.0.0-20260226212220-6538b7ec8079 // indirect
 	github.com/GoCodeAlone/modular v1.12.3 // indirect
 	github.com/GoCodeAlone/modular/modules/auth v1.14.0 // indirect
+	github.com/GoCodeAlone/modular/modules/cache v1.14.0 // indirect
 	github.com/GoCodeAlone/modular/modules/eventbus/v2 v2.7.0 // indirect
+	github.com/GoCodeAlone/modular/modules/jsonschema v1.14.0 // indirect
+	github.com/GoCodeAlone/modular/modules/reverseproxy/v2 v2.7.0 // indirect
+	github.com/GoCodeAlone/modular/modules/scheduler v1.14.0 // indirect
 	github.com/GoCodeAlone/yaegi v0.17.1 // indirect
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.30.0 // indirect
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/exporter/metric v0.55.0 // indirect
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/internal/resourcemapping v0.55.0 // indirect
 	github.com/IBM/sarama v1.47.0 // indirect
 	github.com/Microsoft/go-winio v0.6.2 // indirect
-	github.com/antithesishq/antithesis-sdk-go v0.6.0 // indirect
+	github.com/RoaringBitmap/roaring v1.9.4 // indirect
+	github.com/Workiva/go-datastructures v1.1.7 // indirect
+	github.com/andybalholm/brotli v1.2.0 // indirect
+	github.com/armon/go-metrics v0.4.1 // indirect
 	github.com/aws/aws-sdk-go-v2 v1.41.4 // indirect
 	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.7.6 // indirect
 	github.com/aws/aws-sdk-go-v2/config v1.32.12 // indirect
@@ -61,15 +68,16 @@ require (
 	github.com/aws/aws-sdk-go-v2/service/sts v1.41.9 // indirect
 	github.com/aws/smithy-go v1.24.2 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/bits-and-blooms/bitset v1.24.4 // indirect
 	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
 	github.com/cenkalti/backoff/v5 v5.0.3 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/cloudevents/sdk-go/v2 v2.16.2 // indirect
 	github.com/cncf/xds/go v0.0.0-20251210132809-ee656c7534f5 // indirect
 	github.com/containerd/errdefs v1.0.0 // indirect
 	github.com/containerd/errdefs/pkg v0.3.0 // indirect
-	github.com/containerd/log v0.1.0 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
+	github.com/deckarep/golang-set/v2 v2.8.0 // indirect
 	github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
 	github.com/digitalocean/godo v1.175.0 // indirect
 	github.com/distribution/reference v0.6.0 // indirect
@@ -83,12 +91,16 @@ require (
 	github.com/envoyproxy/protoc-gen-validate v1.3.0 // indirect
 	github.com/fatih/color v1.18.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
+	github.com/flowchartsman/retry v1.2.0 // indirect
 	github.com/fsnotify/fsnotify v1.9.0 // indirect
+	github.com/fxamacker/cbor/v2 v2.9.0 // indirect
 	github.com/go-jose/go-jose/v4 v4.1.3 // indirect
 	github.com/go-logr/logr v1.4.3 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/gobwas/glob v0.2.3 // indirect
 	github.com/golang-jwt/jwt/v5 v5.3.1 // indirect
 	github.com/golobby/cast v1.3.3 // indirect
+	github.com/google/btree v1.1.3 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/google/pprof v0.0.0-20250403155104-27863c87afa6 // indirect
 	github.com/google/s2a-go v0.1.9 // indirect
@@ -98,14 +110,20 @@ require (
 	github.com/hashicorp/errwrap v1.1.0 // indirect
 	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
 	github.com/hashicorp/go-hclog v1.6.3 // indirect
+	github.com/hashicorp/go-immutable-radix v1.3.1 // indirect
+	github.com/hashicorp/go-metrics v0.5.4 // indirect
+	github.com/hashicorp/go-msgpack/v2 v2.1.5 // indirect
 	github.com/hashicorp/go-multierror v1.1.1 // indirect
 	github.com/hashicorp/go-retryablehttp v0.7.8 // indirect
 	github.com/hashicorp/go-rootcerts v1.0.2 // indirect
 	github.com/hashicorp/go-secure-stdlib/parseutil v0.2.0 // indirect
 	github.com/hashicorp/go-secure-stdlib/strutil v0.1.2 // indirect
 	github.com/hashicorp/go-sockaddr v1.0.7 // indirect
 	github.com/hashicorp/go-uuid v1.0.3 // indirect
+	github.com/hashicorp/golang-lru v1.0.2 // indirect
 	github.com/hashicorp/hcl v1.0.1-vault-7 // indirect
+	github.com/hashicorp/logutils v1.0.0 // indirect
+	github.com/hashicorp/memberlist v0.5.4 // indirect
 	github.com/hashicorp/vault/api v1.22.0 // indirect
 	github.com/hashicorp/yamux v0.1.2 // indirect
 	github.com/itchyny/gojq v0.12.18 // indirect
@@ -121,17 +139,17 @@ require (
 	github.com/jcmturner/rpc/v2 v2.0.3 // indirect
 	github.com/json-iterator/go v1.1.13-0.20220915233716-71ac16282d12 // indirect
 	github.com/klauspost/compress v1.18.4 // indirect
+	github.com/klauspost/cpuid/v2 v2.3.0 // indirect
 	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/miekg/dns v1.1.72 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/mitchellh/go-testing-interface v1.14.1 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/moby/docker-image-spec v1.3.1 // indirect
-	github.com/moby/sys/sequential v0.6.0 // indirect
-	github.com/moby/term v0.5.2 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.3-0.20250322232337-35a7c28c31ee // indirect
-	github.com/morikuni/aec v1.1.0 // indirect
+	github.com/mschoch/smat v0.2.0 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/nats-io/nats-server/v2 v2.12.5 // indirect
 	github.com/nats-io/nats.go v1.49.0 // indirect
@@ -151,13 +169,25 @@ require (
 	github.com/rcrowley/go-metrics v0.0.0-20250401214520-65e299d6c5c9 // indirect
 	github.com/redis/go-redis/v9 v9.18.0 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect
+	github.com/reugn/go-quartz v0.15.2 // indirect
+	github.com/robfig/cron/v3 v3.0.1 // indirect
 	github.com/ryanuber/go-glob v1.0.0 // indirect
-	github.com/sirupsen/logrus v1.9.4 // indirect
+	github.com/santhosh-tekuri/jsonschema/v6 v6.0.1 // indirect
+	github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529 // indirect
 	github.com/spiffe/go-spiffe/v2 v2.6.0 // indirect
-	github.com/stretchr/objx v0.5.3 // indirect
+	github.com/tidwall/btree v1.8.1 // indirect
+	github.com/tidwall/match v1.2.0 // indirect
+	github.com/tidwall/redcon v1.6.2 // indirect
+	github.com/tochemey/goakt/v4 v4.0.0 // indirect
+	github.com/tochemey/olric v0.3.8 // indirect
+	github.com/vmihailenco/msgpack/v5 v5.4.1 // indirect
+	github.com/vmihailenco/tagparser/v2 v2.0.0 // indirect
+	github.com/x448/float16 v0.8.4 // indirect
 	github.com/xdg-go/pbkdf2 v1.0.0 // indirect
 	github.com/xdg-go/scram v1.2.0 // indirect
 	github.com/xdg-go/stringprep v1.0.4 // indirect
+	github.com/zeebo/xxh3 v1.1.0 // indirect
+	go.etcd.io/bbolt v1.4.3 // indirect
 	go.opentelemetry.io/auto/sdk v1.2.1 // indirect
 	go.opentelemetry.io/contrib/detectors/gcp v1.39.0 // indirect
 	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.63.0 // indirect
@@ -176,12 +206,14 @@ require (
 	go.yaml.in/yaml/v2 v2.4.3 // indirect
 	golang.org/x/crypto v0.48.0 // indirect
 	golang.org/x/exp v0.0.0-20260218203240-3dfff04db8fa // indirect
+	golang.org/x/mod v0.33.0 // indirect
 	golang.org/x/net v0.51.0 // indirect
 	golang.org/x/oauth2 v0.36.0 // indirect
 	golang.org/x/sync v0.20.0 // indirect
 	golang.org/x/sys v0.42.0 // indirect
 	golang.org/x/text v0.34.0 // indirect
 	golang.org/x/time v0.15.0 // indirect
+	golang.org/x/tools v0.42.0 // indirect
 	google.golang.org/api v0.271.0 // indirect
 	google.golang.org/genproto v0.0.0-20260128011058-8636f8732409 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20260226221140-a57be14db171 // indirect