Handle zero-length test reader reads

Copilot · web-flow · commit c94b152f81cd · 2026-07-07T06:15:11.000Z
diff --git a/pkg/utils/utilio/io_test.go b/pkg/utils/utilio/io_test.go
@@ -426,6 +426,9 @@ type blockingReader struct {
 }
 
 func (r *blockingReader) Read(p []byte) (int, error) {
+	if len(p) == 0 {
+		return 0, nil
+	}
 	if !r.sent {
 		r.sent = true
 		p[0] = 'x'

Original file line number	Diff line number	Diff line change
`@@ -426,6 +426,9 @@ type blockingReader struct {`
`426`	`426`	`}`
`427`	`427`
`428`	`428`	`func (r *blockingReader) Read(p []byte) (int, error) {`
	`429`	`+ if len(p) == 0 {`
	`430`	`+ return 0, nil`
	`431`	`+ }`
`429`	`432`	`if !r.sent {`
`430`	`433`	`r.sent = true`
`431`	`434`	`p[0] = 'x'`