[nrf fromtree] tests: drivers: spi: spi_loopback: Add NULL spi_buf_set test

nordic-pikr · nordicjm · commit 8530ba16acf9 · 2025-07-22T14:23:22.000+01:00
Add the test_spi_null_tx_rx_buf_set Signed-off-by: Piotr Krzyzanowski <piotr.krzyzanowski@nordicsemi.no> (cherry picked from commit c67db3f)
diff --git a/tests/drivers/spi/spi_loopback/src/spi.c b/tests/drivers/spi/spi_loopback/src/spi.c
@@ -572,6 +572,13 @@ ZTEST(spi_loopback, test_spi_null_rx_buf_set)
 	spi_loopback_transceive(spec, &tx, NULL);
 }
 
+ZTEST(spi_loopback, test_spi_null_tx_rx_buf_set)
+{
+	struct spi_dt_spec *spec = loopback_specs[spec_idx];
+
+	spi_loopback_transceive(spec, NULL, NULL);
+}
+
 ZTEST(spi_loopback, test_nop_nil_bufs)
 {
 	struct spi_dt_spec *spec = loopback_specs[spec_idx];

Original file line number	Diff line number	Diff line change
`@@ -572,6 +572,13 @@ ZTEST(spi_loopback, test_spi_null_rx_buf_set)`
`572`	`572`	`spi_loopback_transceive(spec, &tx, NULL);`
`573`	`573`	`}`
`574`	`574`
	`575`	`+ZTEST(spi_loopback, test_spi_null_tx_rx_buf_set)`
	`576`	`+{`
	`577`	`+ struct spi_dt_spec *spec = loopback_specs[spec_idx];`
	`578`	`+`
	`579`	`+ spi_loopback_transceive(spec, NULL, NULL);`
	`580`	`+}`
	`581`	`+`
`575`	`582`	`ZTEST(spi_loopback, test_nop_nil_bufs)`
`576`	`583`	`{`
`577`	`584`	`struct spi_dt_spec *spec = loopback_specs[spec_idx];`