[PATCH v2 7/8] opcservices/tests: Add more tests for MovePrevious().

[Nikolay Sivov]

From: Nikolay Sivov

Signed-off-by: Nikolay Sivov 
---
 dlls/opcservices/tests/opcservices.c | 21 +++++++++++++++++++++
 include/opcbase.idl                  |  1 +
 2 files changed, 22 insertions(+)

diff --git a/dlls/opcservices/tests/opcservices.c b/dlls/opcservices/tests/opcservices.c
index 3359fc9c4dc..94f977f8228 100644
--- a/dlls/opcservices/tests/opcservices.c
+++ b/dlls/opcservices/tests/opcservices.c
@@ -672,6 +672,13 @@ static void test_part_enumerator(void)
     hr = IOpcPartEnumerator_MoveNext(partenum, NULL);
     ok(hr == E_POINTER, "Unexpected hr %#lx.\n", hr);

+    ret = 123;
+    hr = IOpcPartEnumerator_MovePrevious(partenum, &ret);
+    todo_wine
+    ok(hr == OPC_E_ENUM_CANNOT_MOVE_PREVIOUS, "Unexpected hr %#lx.\n", hr);
+    todo_wine
+    ok(ret == 123, "Unexpected result %d.\n", ret);
+
     ret = TRUE;
     hr = IOpcPartEnumerator_MoveNext(partenum, &ret);
     ok(hr == S_OK, "Failed to move, hr %#lx.\n", hr);
@@ -687,6 +694,13 @@ static void test_part_enumerator(void)
     ok(hr == S_OK, "Failed to move, hr %#lx.\n", hr);
     ok(!ret, "Unexpected result %d.\n", ret);

+    ret = 123;
+    hr = IOpcPartEnumerator_MovePrevious(partenum, &ret);
+    todo_wine
+    ok(hr == OPC_E_ENUM_CANNOT_MOVE_PREVIOUS, "Unexpected hr %#lx.\n", hr);
+    todo_wine
+    ok(ret == 123, "Unexpected result %d.\n", ret);
+
     hr = IOpcFactory_CreatePartUri(factory, L"/uri", &part_uri);
     ok(hr == S_OK, "Failed to create part uri, hr %#lx.\n", hr);

@@ -772,6 +786,13 @@ static void test_part_enumerator(void)
     hr = IOpcPartEnumerator_GetCurrent(partenum, &part2);
     ok(hr == OPC_E_ENUM_INVALID_POSITION, "Unexpected hr %#lx.\n", hr);

+    ret = 123;
+    hr = IOpcPartEnumerator_MovePrevious(partenum, &ret);
+    todo_wine
+    ok(hr == OPC_E_ENUM_CANNOT_MOVE_PREVIOUS, "Unexpected hr %#lx.\n", hr);
+    todo_wine
+    ok(ret == 123, "Unexpected result %d.\n", ret);
+
     hr = IOpcPartEnumerator_Clone(partenum, &partenum2);
     ok(hr == S_OK, "Clone failed, hr %#lx.\n", hr);

diff --git a/include/opcbase.idl b/include/opcbase.idl
index fcf641481e2..1d4aa253aa5 100644
--- a/include/opcbase.idl
+++ b/include/opcbase.idl
@@ -50,4 +50,5 @@ cpp_quote("#define OPC_E_NO_SUCH_PART MAKE_HRESULT(SEVERITY_ERROR, FACILITY_OPC,
 cpp_quote("#define OPC_E_NO_SUCH_RELATIONSHIP MAKE_HRESULT(SEVERITY_ERROR, FACILITY_OPC, 0x48)")
 cpp_quote("#define OPC_E_ENUM_COLLECTION_CHANGED MAKE_HRESULT(SEVERITY_ERROR, FACILITY_OPC, 0x50)")
 cpp_quote("#define OPC_E_ENUM_CANNOT_MOVE_NEXT MAKE_HRESULT(SEVERITY_ERROR, FACILITY_OPC, 0x51)")
+cpp_quote("#define OPC_E_ENUM_CANNOT_MOVE_PREVIOUS MAKE_HRESULT(SEVERITY_ERROR, FACILITY_OPC, 0x52)")
 cpp_quote("#define OPC_E_ENUM_INVALID_POSITION MAKE_HRESULT(SEVERITY_ERROR, FACILITY_OPC, 0x53)")