Use existing schema URLs in tests (#6924)

The 1.2.0 schema URL isn't avaibable (anymore?). So link checks are
failing.
This upgrades the schema URLs to 1.21.0.

See
https://cloud-native.slack.com/archives/C02UN96HZH6/p1750664367346769

---------

Co-authored-by: Robert Pająk <[email protected]>

Author: dmathieu

bridge/opentracing/provider_test.go

@@ -66,15 +66,15 @@ func TestTracerProvider(t *testing.T) {
 				return provider.Tracer(bazbar)
 			},
 			func() trace.Tracer {
-				return provider.Tracer(foobar, trace.WithSchemaURL("https://opentelemetry.io/schemas/1.2.0"))
+				return provider.Tracer(foobar, trace.WithSchemaURL("http://opentelemetry.io/schemas/1.21.0"))
 			},
 			func() trace.Tracer {
 				return provider.Tracer(foobar, trace.WithInstrumentationAttributes(attribute.String("foo", "bar")))
 			},
 			func() trace.Tracer {
 				return provider.Tracer(
 					foobar,
-					trace.WithSchemaURL("https://opentelemetry.io/schemas/1.2.0"),
+					trace.WithSchemaURL("https://opentelemetry.io/schemas/1.21.0"),
 					trace.WithInstrumentationAttributes(attribute.String("foo", "bar")),
 				)
 			},

sdk/resource/resource_test.go

@@ -155,22 +155,22 @@ func TestMerge(t *testing.T) {
 		},
 		{
 			name:      "Merge with first resource with schema",
-			a:         resource.NewWithAttributes("https://opentelemetry.io/schemas/1.4.0", kv41),
+			a:         resource.NewWithAttributes("https://opentelemetry.io/schemas/1.21.0", kv41),
 			b:         resource.NewSchemaless(kv42),
 			want:      []attribute.KeyValue{kv42},
-			schemaURL: "https://opentelemetry.io/schemas/1.4.0",
+			schemaURL: "https://opentelemetry.io/schemas/1.21.0",
 		},
 		{
 			name:      "Merge with second resource with schema",
 			a:         resource.NewSchemaless(kv41),
-			b:         resource.NewWithAttributes("https://opentelemetry.io/schemas/1.4.0", kv42),
+			b:         resource.NewWithAttributes("https://opentelemetry.io/schemas/1.21.0", kv42),
 			want:      []attribute.KeyValue{kv42},
-			schemaURL: "https://opentelemetry.io/schemas/1.4.0",
+			schemaURL: "https://opentelemetry.io/schemas/1.21.0",
 		},
 		{
 			name:  "Merge with different schemas",
-			a:     resource.NewWithAttributes("https://opentelemetry.io/schemas/1.4.0", kv41),
-			b:     resource.NewWithAttributes("https://opentelemetry.io/schemas/1.3.0", kv42),
+			a:     resource.NewWithAttributes("https://opentelemetry.io/schemas/1.21.0", kv41),
+			b:     resource.NewWithAttributes("https://opentelemetry.io/schemas/1.20.0", kv42),
 			want:  []attribute.KeyValue{kv42},
 			isErr: true,
 		},
@@ -378,21 +378,25 @@ func TestNew(t *testing.T) {
 			envars: "",
 			options: []resource.Option{
 				resource.WithAttributes(attribute.String("A", "B")),
-				resource.WithSchemaURL("https://opentelemetry.io/schemas/1.0.0"),
+				resource.WithSchemaURL("https://opentelemetry.io/schemas/1.21.0"),
 			},
 			resourceValues: map[string]string{
 				"A": "B",
 			},
-			schemaURL: "https://opentelemetry.io/schemas/1.0.0",
+			schemaURL: "https://opentelemetry.io/schemas/1.21.0",
 		},
 		{
 			name:   "With conflicting schema urls",
 			envars: "",
 			options: []resource.Option{
 				resource.WithDetectors(
-					resource.StringDetector("https://opentelemetry.io/schemas/1.0.0", semconv.HostNameKey, os.Hostname),
+					resource.StringDetector(
+						"https://opentelemetry.io/schemas/1.20.0",
+						semconv.HostNameKey,
+						os.Hostname,
+					),
 				),
-				resource.WithSchemaURL("https://opentelemetry.io/schemas/1.1.0"),
+				resource.WithSchemaURL("https://opentelemetry.io/schemas/1.21.0"),
 			},
 			resourceValues: map[string]string{
 				string(semconv.HostNameKey): func() (hostname string) {
@@ -408,14 +412,18 @@ func TestNew(t *testing.T) {
 			envars: "",
 			options: []resource.Option{
 				resource.WithDetectors(
-					resource.StringDetector("https://opentelemetry.io/schemas/1.0.0", semconv.HostNameKey, os.Hostname),
 					resource.StringDetector(
-						"https://opentelemetry.io/schemas/1.1.0",
+						"https://opentelemetry.io/schemas/1.19.0",
+						semconv.HostNameKey,
+						os.Hostname,
+					),
+					resource.StringDetector(
+						"https://opentelemetry.io/schemas/1.20.0",
 						semconv.HostNameKey,
 						func() (string, error) { return "", errors.New("fail") },
 					),
 				),
-				resource.WithSchemaURL("https://opentelemetry.io/schemas/1.2.0"),
+				resource.WithSchemaURL("https://opentelemetry.io/schemas/1.21.0"),
 			},
 			resourceValues: map[string]string{
 				string(semconv.HostNameKey): func() (hostname string) {
@@ -791,7 +799,7 @@ type fakeDetector struct{}
 func (f fakeDetector) Detect(_ context.Context) (*resource.Resource, error) {
 	// A bit pedantic, but resource.NewWithAttributes returns an empty Resource when
 	// no attributes specified. We want to make sure that this is concurrent-safe.
-	return resource.NewWithAttributes("https://opentelemetry.io/schemas/1.3.0"), nil
+	return resource.NewWithAttributes("https://opentelemetry.io/schemas/1.21.0"), nil
 }
 
 var _ resource.Detector = &fakeDetector{}

sdk/trace/provider_test.go

@@ -191,7 +191,7 @@ func TestFailedProcessorShutdownInUnregister(t *testing.T) {
 
 func TestSchemaURL(t *testing.T) {
 	stp := NewTracerProvider()
-	schemaURL := "https://opentelemetry.io/schemas/1.2.0"
+	schemaURL := "https://opentelemetry.io/schemas/1.21.0"
 	tracerIface := stp.Tracer("tracername", trace.WithSchemaURL(schemaURL))
 
 	// Verify that the SchemaURL of the constructed Tracer is correctly populated.

sdk/trace/trace_test.go

@@ -1515,7 +1515,7 @@ func TestWithInstrumentationVersionAndSchema(t *testing.T) {
 	_, span := tp.Tracer(
 		"WithInstrumentationVersion",
 		trace.WithInstrumentationVersion("v0.1.0"),
-		trace.WithSchemaURL("https://opentelemetry.io/schemas/1.2.0"),
+		trace.WithSchemaURL("https://opentelemetry.io/schemas/1.21.0"),
 	).Start(ctx, "span0")
 	got, err := endSpan(te, span)
 	if err != nil {
@@ -1533,7 +1533,7 @@ func TestWithInstrumentationVersionAndSchema(t *testing.T) {
 		instrumentationScope: instrumentation.Scope{
 			Name:      "WithInstrumentationVersion",
 			Version:   "v0.1.0",
-			SchemaURL: "https://opentelemetry.io/schemas/1.2.0",
+			SchemaURL: "https://opentelemetry.io/schemas/1.21.0",
 		},
 	}
 	if diff := cmpDiff(got, want); diff != "" {

trace/config_test.go

@@ -212,7 +212,7 @@ func TestEndSpanConfig(t *testing.T) {
 func TestTracerConfig(t *testing.T) {
 	v1 := "semver:0.0.1"
 	v2 := "semver:1.0.0"
-	schemaURL := "https://opentelemetry.io/schemas/1.2.0"
+	schemaURL := "https://opentelemetry.io/schemas/1.21.0"
 	attrs := attribute.NewSet(
 		attribute.String("user", "alice"),
 		attribute.Bool("admin", true),