From 3e39369707f0d41b098c872edf1b4ee6dfefa2ca Mon Sep 17 00:00:00 2001
From: Tyler Yahn <codingalias@gmail.com>
Date: Fri, 25 Oct 2024 07:50:02 -0700
Subject: [PATCH] Add TestNewSpanType

---
 internal/global/trace_test.go | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/internal/global/trace_test.go b/internal/global/trace_test.go
index 0eb34e3a3f64..80f3cbb89484 100644
--- a/internal/global/trace_test.go
+++ b/internal/global/trace_test.go
@@ -11,6 +11,7 @@ import (
 
 	"github.com/stretchr/testify/assert"
 
+	"go.opentelemetry.io/auto/sdk"
 	"go.opentelemetry.io/otel/trace"
 	"go.opentelemetry.io/otel/trace/embedded"
 	"go.opentelemetry.io/otel/trace/noop"
@@ -271,3 +272,19 @@ func TestTracerIdentity(t *testing.T) {
 		}
 	}
 }
+
+func TestNewSpanType(t *testing.T) {
+	tracer := new(tracer)
+	ctx := context.Background()
+	_, got := tracer.newSpan(ctx, autoInstEnabled, "", nil)
+	assert.IsType(t, nonRecordingSpan{}, got, "default span type")
+
+	orig := *autoInstEnabled
+	*autoInstEnabled = true
+	t.Cleanup(func() { *autoInstEnabled = orig })
+
+	_, got = tracer.newSpan(ctx, autoInstEnabled, "", nil)
+	autoTracer := sdk.GetTracerProvider().Tracer("")
+	_, span := autoTracer.Start(ctx, "")
+	assert.IsType(t, span, got, "auto span type")
+}