[PATCH 6/8] test: dm: Add test for ofnode options phandle helper

[Christian Marangi <ansuelsmth@gmail.com>]

Add test for ofnode options phandle helper and add new property in the
sandbox test dts.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
---
 arch/sandbox/dts/test.dts |  1 +
 test/dm/ofnode.c          | 11 +++++++++++
 2 files changed, 12 insertions(+)

diff --git a/arch/sandbox/dts/test.dts b/arch/sandbox/dts/test.dts
index b8a46463158..1ffa64a43e2 100644
--- a/arch/sandbox/dts/test.dts
+++ b/arch/sandbox/dts/test.dts
@@ -106,6 +106,7 @@
 			testing-bool;
 			testing-int = <123>;
 			testing-str = "testing";
+			testing-phandle = <&phandle_node_1>;
 		};
 	};
 
diff --git a/test/dm/ofnode.c b/test/dm/ofnode.c
index c05de1c54ca..0c9d856b97a 100644
--- a/test/dm/ofnode.c
+++ b/test/dm/ofnode.c
@@ -697,6 +697,10 @@ static int dm_test_ofnode_options(struct unit_test_state *uts)
 {
 	u64 bootscr_address, bootscr_offset;
 	u64 bootscr_flash_offset, bootscr_flash_size;
+	ofnode node, phandle_node, target;
+
+	node = ofnode_path("/options/u-boot");
+	ut_assert(ofnode_valid(node));
 
 	ut_assert(!ofnode_options_read_bool("missing"));
 	ut_assert(ofnode_options_read_bool("testing-bool"));
@@ -707,6 +711,13 @@ static int dm_test_ofnode_options(struct unit_test_state *uts)
 	ut_assertnull(ofnode_options_read_str("missing"));
 	ut_asserteq_str("testing", ofnode_options_read_str("testing-str"));
 
+	ut_asserteq(-EINVAL, ofnode_options_get_by_phandle("missing", &phandle_node));
+
+	target = ofnode_path("/phandle-node-1");
+	ut_assert(ofnode_valid(target));
+	ut_assertok(ofnode_options_get_by_phandle("testing-phandle", &phandle_node));
+	ut_assert(ofnode_equal(target, phandle_node));
+
 	ut_assertok(ofnode_read_bootscript_address(&bootscr_address,
 						   &bootscr_offset));
 	ut_asserteq_64(0, bootscr_address);
-- 
2.45.2