[chore] move opaque confmap test (open-telemetry#10358)

This removes the dependency on confmap for tests in configopaque

---------

Signed-off-by: Alex Boten <[email protected]>

config/configopaque/go.mod

@@ -4,25 +4,14 @@ go 1.21.0
 
 require (
 	github.com/stretchr/testify v1.9.0
-	go.opentelemetry.io/collector/confmap v0.102.1
 	go.uber.org/goleak v1.3.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/go-viper/mapstructure/v2 v2.0.0-alpha.1 // indirect
-	github.com/knadh/koanf/maps v0.1.1 // indirect
-	github.com/knadh/koanf/providers/confmap v0.1.0 // indirect
-	github.com/knadh/koanf/v2 v2.1.1 // indirect
 	github.com/kr/pretty v0.3.1 // indirect
-	github.com/mitchellh/copystructure v1.2.0 // indirect
-	github.com/mitchellh/reflectwalk v1.0.2 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rogpeppe/go-internal v1.10.0 // indirect
-	go.uber.org/multierr v1.11.0 // indirect
-	go.uber.org/zap v1.27.0 // indirect
 	gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c // indirect
 )
-
-replace go.opentelemetry.io/collector/confmap => ../../confmap

config/configopaque/opaque_test.go

@@ -11,8 +11,6 @@ import (
 
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-
-	"go.opentelemetry.io/collector/confmap"
 )
 
 var _ encoding.TextMarshaler = String("")
@@ -48,13 +46,6 @@ func TestStringJSON(t *testing.T) {
 	assert.Equal(t, `{"opaque":"[REDACTED]","plain":"plain"}`, string(bytes))
 }
 
-func TestConfMapMarshalConfigOpaque(t *testing.T) {
-	conf := confmap.New()
-	assert.NoError(t, conf.Marshal(example))
-	assert.Equal(t, "[REDACTED]", conf.Get("opaque"))
-	assert.Equal(t, "plain", conf.Get("plain"))
-}
-
 func TestStringFmt(t *testing.T) {
 	examples := []String{"opaque", "s", "veryveryveryveryveryveryveryveryveryverylong"}
 	verbs := []string{"%s", "%q", "%v", "%#v", "%+v", "%x"}

config/configtls/go.mod

@@ -17,5 +17,3 @@ require (
 )
 
 replace go.opentelemetry.io/collector/config/configopaque => ../configopaque
-
-replace go.opentelemetry.io/collector/confmap => ../../confmap

internal/e2e/go.mod

@@ -8,8 +8,10 @@ require (
 	go.opentelemetry.io/collector/component v0.102.1
 	go.opentelemetry.io/collector/config/configgrpc v0.102.1
 	go.opentelemetry.io/collector/config/confighttp v0.102.1
+	go.opentelemetry.io/collector/config/configopaque v1.9.0
 	go.opentelemetry.io/collector/config/configretry v0.102.1
 	go.opentelemetry.io/collector/config/configtls v0.102.1
+	go.opentelemetry.io/collector/confmap v0.102.1
 	go.opentelemetry.io/collector/consumer v0.102.1
 	go.opentelemetry.io/collector/exporter v0.102.1
 	go.opentelemetry.io/collector/exporter/otlpexporter v0.102.0
@@ -55,10 +57,8 @@ require (
 	go.opentelemetry.io/collector/config/configauth v0.102.1 // indirect
 	go.opentelemetry.io/collector/config/configcompression v1.9.0 // indirect
 	go.opentelemetry.io/collector/config/confignet v0.102.1 // indirect
-	go.opentelemetry.io/collector/config/configopaque v1.9.0 // indirect
 	go.opentelemetry.io/collector/config/configtelemetry v0.102.1 // indirect
 	go.opentelemetry.io/collector/config/internal v0.102.1 // indirect
-	go.opentelemetry.io/collector/confmap v0.102.1 // indirect
 	go.opentelemetry.io/collector/extension v0.102.1 // indirect
 	go.opentelemetry.io/collector/extension/auth v0.102.1 // indirect
 	go.opentelemetry.io/collector/featuregate v1.9.0 // indirect

internal/e2e/opaque_test.go

@@ -0,0 +1,30 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package e2e
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"go.opentelemetry.io/collector/config/configopaque"
+	"go.opentelemetry.io/collector/confmap"
+)
+
+type TestStruct struct {
+	Opaque configopaque.String `json:"opaque" yaml:"opaque"`
+	Plain  string              `json:"plain" yaml:"plain"`
+}
+
+var example = TestStruct{
+	Opaque: "opaque",
+	Plain:  "plain",
+}
+
+func TestConfMapMarshalConfigOpaque(t *testing.T) {
+	conf := confmap.New()
+	assert.NoError(t, conf.Marshal(example))
+	assert.Equal(t, "[REDACTED]", conf.Get("opaque"))
+	assert.Equal(t, "plain", conf.Get("plain"))
+}