tests: drivers: watchdog: Support requiring PM for pause test

Some devices require PM to go to sufficiently deep sleep modes
for the watchdog to get paused using WDT_OPT_PAUSE_IN_SLEEP.

Signed-off-by: Aksel Skauge Mellbye <[email protected]>

Author: asmellby

tests/drivers/watchdog/wdt_error_cases/src/main.c

@@ -37,6 +37,7 @@
 #define WDT_OPT_PAUSE_HALTED_BY_DBG_SUPPORTED     BIT(6)
 #define WDT_FEED_CAN_STALL                        BIT(7)
 #define WDT_WINDOW_MIN_SUPPORTED                  BIT(8)
+#define WDT_OPT_PAUSE_IN_SLEEP_REQUIRES_PM        BIT(9)
 
 /* Common for all targets: */
 #define DEFAULT_WINDOW_MAX (500U)
@@ -436,6 +437,11 @@ ZTEST(wdt_coverage, test_06b_wdt_setup_WDT_OPT_PAUSE_IN_SLEEP_functional)
 		ztest_test_skip();
 	}
 
+	if ((WDT_TEST_FLAGS & WDT_OPT_PAUSE_IN_SLEEP_REQUIRES_PM) && !IS_ENABLED(CONFIG_PM)) {
+		/* Skip this test because WDT_OPT_PAUSE_IN_SLEEP can't be tested without PM. */
+		ztest_test_skip();
+	}
+
 	/* When test fails, watchdog sets m_test_06b_value to TEST_06B_TAG in WDT callback
 	 * wdt_test_06b_cb. Then, target is reset. Check value of m_test_06b_value to prevent reset
 	 * loop on this test.