Function runTransformGate

encoding_json_fuzz_test.go:409–428

============================================================================= Gate F: Compact / Indent / HTMLEscape must never panic ============================================================================= runTransformGate asserts that the json transform functions (Compact, Indent, HTMLEscape)

(t *testing.T, data []byte)

//   - HTMLEscape does NOT validate (it only scans for <, >, &, U+2028,
//     U+2029); it must still never panic on adversarial bytes.
func runTransformGate(t *testing.T, data []byte) {
	t.Helper()

	encodingJSONNoPanic(t, "Compact", data, func() {
		var dst bytes.Buffer
		// Error is expected on invalid JSON; panic is the only failure.
		_ = json.Compact(&dst, data)
	})

	encodingJSONNoPanic(t, "Indent", data, func() {
		var dst bytes.Buffer
		_ = json.Indent(&dst, data, "", "  ")
	})

	encodingJSONNoPanic(t, "HTMLEscape", data, func() {
		var dst bytes.Buffer
		// HTMLEscape returns no error; it must simply not panic.
		json.HTMLEscape(&dst, data)
	})
}

// =============================================================================
// Gate H: Streaming Compact/Indent performance on deeply-nested input