Make serd_node_from_string tolerate NULL.

git-svn-id: http://svn.drobilla.net/serd/trunk@332 490d8e77-9747-427b-9fa3-0b8f29cee8a0

2 files changed, 9 insertions, 0 deletions

diff --git a/src/node.c b/src/node.c
index 4191dfe4..1644b6fc 100644
--- a/src/node.c
+++ b/src/node.c
@@ -26,6 +26,10 @@ SERD_API
 SerdNode
 serd_node_from_string(SerdType type, const uint8_t* buf)
 {
+	if (!buf) {
+		return SERD_NODE_NULL;
+	}
+
 	uint32_t     flags       = 0;
 	size_t       buf_n_bytes = 0;
 	const size_t buf_n_chars = serd_strlen(buf, &buf_n_bytes, &flags);
diff --git a/tests/serd_test.c b/tests/serd_test.c
index 11f32ed8..50e761a5 100644
--- a/tests/serd_test.c
+++ b/tests/serd_test.c
@@ -372,6 +372,11 @@ main()
 		        node.buf, node.n_bytes, node.n_chars, node.flags, node.type);
 	}
 
+	node = serd_node_from_string(SERD_URI, NULL);
+	if (!serd_node_equals(&node, &SERD_NODE_NULL)) {
+		return failure("Creating node from NULL string failed\n");
+	}
+
 	// Test serd_node_new_uri_from_string
 
 	SerdURI base_uri;