Seed from go-template-repo, renamed to simplexcalc

The template's files at a77fd30, without its history or LICENSE, after
script/rename simplexcalc.

Model: opus-5-5

internal/telemetry/testing_test.go

@@ -0,0 +1,43 @@
+package telemetry_test
+
+import (
+	"errors"
+	"io"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+
+	"sneak.berlin/go/simplexcalc/internal/globals"
+	"sneak.berlin/go/simplexcalc/internal/logger"
+)
+
+// scrapeReq is a request to /metrics carrying the test's context.
+func scrapeReq(t *testing.T) *http.Request {
+	t.Helper()
+
+	return httptest.NewRequestWithContext(t.Context(), http.MethodGet, "/metrics", nil)
+}
+
+// errTest is a stand-in error for the capture paths.
+var errTest = errors.New("test error")
+
+// The metrics credentials used across these tests.
+const (
+	user = "scraper"
+	pass = "hunter2"
+)
+
+func testGlobals() *globals.Globals {
+	return &globals.Globals{Appname: "simplexcalc", Version: "test", Buildarch: "amd64"}
+}
+
+func testLogger(t *testing.T) *logger.Logger {
+	t.Helper()
+
+	log, err := logger.New(nil, logger.Params{Globals: testGlobals(), Output: io.Discard})
+	if err != nil {
+		t.Fatalf("building logger: %v", err)
+	}
+
+	return log
+}