Nikolay Sivov : mf/tests: Add some tests for node list management.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: a34279daeecf054e6863ab4cb5eed70010e76904
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=a34279daeecf054e6863ab4cb5eed70010e76904

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Mon Apr 13 19:05:56 2020 +0300

mf/tests: Add some tests for node list management.

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/mf/tests/mf.c | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)

diff --git a/dlls/mf/tests/mf.c b/dlls/mf/tests/mf.c
index 6c44e4728e..dd6c935b8c 100644
--- a/dlls/mf/tests/mf.c
+++ b/dlls/mf/tests/mf.c
@@ -735,6 +735,68 @@ static void test_topology(void)
     IMFTopologyNode_Release(node2);
     IMFTopologyNode_Release(node);
 
+    /* Add one node, connect to another that hasn't been added. */
+    hr = IMFTopology_Clear(topology);
+    ok(hr == S_OK, "Failed to clear topology, hr %#x.\n", hr);
+
+    hr = MFCreateTopologyNode(MF_TOPOLOGY_SOURCESTREAM_NODE, &node);
+    ok(hr == S_OK, "Failed to create topology node, hr %#x.\n", hr);
+
+    hr = MFCreateTopologyNode(MF_TOPOLOGY_OUTPUT_NODE, &node2);
+    ok(hr == S_OK, "Failed to create topology node, hr %#x.\n", hr);
+
+    hr = IMFTopology_AddNode(topology, node);
+    ok(hr == S_OK, "Failed to add a node, hr %#x.\n", hr);
+
+    hr = IMFTopology_GetNodeCount(topology, &node_count);
+    ok(hr == S_OK, "Failed to get node count, hr %#x.\n", hr);
+    ok(node_count == 1, "Unexpected node count.\n");
+
+    hr = IMFTopologyNode_ConnectOutput(node, 0, node2, 0);
+    ok(hr == S_OK, "Failed to connect nodes, hr %#x.\n", hr);
+
+    hr = IMFTopology_GetNodeCount(topology, &node_count);
+    ok(hr == S_OK, "Failed to get node count, hr %#x.\n", hr);
+    ok(node_count == 1, "Unexpected node count.\n");
+
+    IMFTopologyNode_Release(node);
+    IMFTopologyNode_Release(node2);
+
+    /* Add same node to different topologies. */
+    hr = IMFTopology_Clear(topology);
+    ok(hr == S_OK, "Failed to clear topology, hr %#x.\n", hr);
+
+    hr = MFCreateTopology(&topology2);
+    ok(hr == S_OK, "Failed to create topology, hr %#x.\n", hr);
+
+    hr = MFCreateTopologyNode(MF_TOPOLOGY_SOURCESTREAM_NODE, &node);
+    ok(hr == S_OK, "Failed to create topology node, hr %#x.\n", hr);
+
+    hr = IMFTopology_AddNode(topology, node);
+    ok(hr == S_OK, "Failed to add a node, hr %#x.\n", hr);
+    EXPECT_REF(node, 2);
+
+    hr = IMFTopology_GetNodeCount(topology, &node_count);
+    ok(hr == S_OK, "Failed to get node count, hr %#x.\n", hr);
+    ok(node_count == 1, "Unexpected node count.\n");
+
+    hr = IMFTopology_GetNodeCount(topology2, &node_count);
+    ok(hr == S_OK, "Failed to get node count, hr %#x.\n", hr);
+    ok(node_count == 0, "Unexpected node count.\n");
+
+    hr = IMFTopology_AddNode(topology2, node);
+    ok(hr == S_OK, "Failed to add a node, hr %#x.\n", hr);
+    EXPECT_REF(node, 3);
+
+    hr = IMFTopology_GetNodeCount(topology, &node_count);
+    ok(hr == S_OK, "Failed to get node count, hr %#x.\n", hr);
+    ok(node_count == 1, "Unexpected node count.\n");
+
+    hr = IMFTopology_GetNodeCount(topology2, &node_count);
+    ok(hr == S_OK, "Failed to get node count, hr %#x.\n", hr);
+    ok(node_count == 1, "Unexpected node count.\n");
+
+    IMFTopology_Release(topology2);
     IMFTopology_Release(topology);
 }