Remove duplication from test setup function

Author: Andrew Farries

install/installer/pkg/components/usage/objects_test.go

@@ -63,32 +63,12 @@ func renderContextWithUsageEnabled(t *testing.T) *common.RenderContext {
 }
 
 func renderContextWithStripeSecretSet(t *testing.T) *common.RenderContext {
-	ctx, err := common.NewRenderContext(config.Config{
-		Domain: "test.domain.everything.awesome.is",
-		Experimental: &experimental.Config{
-			WebApp: &experimental.WebAppConfig{
-				Server: &experimental.ServerConfig{StripeSecret: "some-stripe-secret"},
-				Usage:  &experimental.UsageConfig{Enabled: true},
-			},
-		},
-		Database: config.Database{
-			CloudSQL: &config.DatabaseCloudSQL{
-				ServiceAccount: config.ObjectRef{
-					Name: "gcp-db-creds-service-account-name",
-				},
-			},
-		},
-	}, versions.Manifest{
-		Components: versions.Components{
-			Usage: versions.Versioned{
-				Version: "commit-test-latest",
-			},
-			ServiceWaiter: versions.Versioned{
-				Version: "commit-test-latest",
-			},
-		},
-	}, "test-namespace")
-	require.NoError(t, err)
+	ctx := renderContextWithUsageEnabled(t)
+
+	_ = ctx.WithExperimental(func(cfg *experimental.Config) error {
+		cfg.WebApp.Server = &experimental.ServerConfig{StripeSecret: "some-stripe-secret"}
+		return nil
+	})
 
 	return ctx
 }