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msxml3: Fix value of 'fetched' in IEnumVARIANT::Next() for IXMLDOMSelection. 

It must be the number of elements returned in 'var', as specified here:
https://docs.microsoft.com/en-us/windows/win32/api/oaidl/nf-oaidl-ienumvariant-next

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=40430
Signed-off-by: Alexandre Abgrall <aabgrall98@gmail.com>
Signed-off-by: Gijs Vermeulen <gijsvrm@gmail.com>
Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Abgrall 2020-09-13 14:18:17 +02:00 committed by Alexandre Julliard
parent ee54c594e9
commit 72f42516b2
2 changed files with 90 additions and 16 deletions
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2
dlls/msxml3/selection.c
View File

@ -519,7 +519,7 @@ static HRESULT WINAPI enumvariant_Next(
ret_count++; ret_count++;
} }
if (fetched) (*fetched)++; if (fetched) *fetched = ret_count;
/* we need to advance one step more for some reason */ /* we need to advance one step more for some reason */
if (ret_count) if (ret_count)

104
dlls/msxml3/tests/domdoc.c
View File

@ -9976,9 +9976,9 @@ static void test_selection(void)
IXMLDOMNode *node; IXMLDOMNode *node;
IDispatch *disp; IDispatch *disp;
VARIANT_BOOL b; VARIANT_BOOL b;
VARIANT v[3];
HRESULT hr; HRESULT hr;
DISPID did; DISPID did;
VARIANT v;
BSTR name; BSTR name;
ULONG ret; ULONG ret;
LONG len; LONG len;
@ -10148,33 +10148,32 @@ static void test_selection(void)
EXPECT_HR(hr, S_OK); EXPECT_HR(hr, S_OK);
/* no-op if zero count */ /* no-op if zero count */
V_VT(&v) = VT_I2; V_VT(&v[0]) = VT_I2;
hr = IEnumVARIANT_Next(enum1, 0, &v, NULL); hr = IEnumVARIANT_Next(enum1, 0, &v[0], NULL);
EXPECT_HR(hr, S_OK); EXPECT_HR(hr, S_OK);
ok(V_VT(&v) == VT_I2, "got var type %d\n", V_VT(&v)); ok(V_VT(&v[0]) == VT_I2, "got var type %d\n", V_VT(&v[0]));
/* positive count, null array pointer */ /* positive count, null array pointer */
hr = IEnumVARIANT_Next(enum1, 1, NULL, NULL); hr = IEnumVARIANT_Next(enum1, 1, NULL, NULL);
EXPECT_HR(hr, E_INVALIDARG); EXPECT_HR(hr, E_INVALIDARG);
ret = 1;
hr = IEnumVARIANT_Next(enum1, 1, NULL, &ret); hr = IEnumVARIANT_Next(enum1, 1, NULL, &ret);
EXPECT_HR(hr, E_INVALIDARG); EXPECT_HR(hr, E_INVALIDARG);
ok(ret == 0, "got %d\n", ret); ok(ret == 0, "got %d\n", ret);
V_VT(&v) = VT_I2; V_VT(&v[0]) = VT_I2;
hr = IEnumVARIANT_Next(enum1, 1, &v, NULL); hr = IEnumVARIANT_Next(enum1, 1, &v[0], NULL);
EXPECT_HR(hr, S_OK); EXPECT_HR(hr, S_OK);
ok(V_VT(&v) == VT_DISPATCH, "got var type %d\n", V_VT(&v)); ok(V_VT(&v[0]) == VT_DISPATCH, "got var type %d\n", V_VT(&v[0]));
hr = IDispatch_QueryInterface(V_DISPATCH(&v), &IID_IXMLDOMNode, (void**)&node); hr = IDispatch_QueryInterface(V_DISPATCH(&v[0]), &IID_IXMLDOMNode, (void**)&node);
EXPECT_HR(hr, S_OK); EXPECT_HR(hr, S_OK);
hr = IXMLDOMNode_get_nodeName(node, &name); hr = IXMLDOMNode_get_nodeName(node, &name);
EXPECT_HR(hr, S_OK); EXPECT_HR(hr, S_OK);
ok(!lstrcmpW(name, L"a"), "got node name %s\n", wine_dbgstr_w(name)); ok(!lstrcmpW(name, L"a"), "got node name %s\n", wine_dbgstr_w(name));
SysFreeString(name); SysFreeString(name);
IXMLDOMNode_Release(node); IXMLDOMNode_Release(node);
VariantClear(&v); VariantClear(&v[0]);
/* list cursor is updated */ /* list cursor is updated */
hr = IXMLDOMSelection_nextNode(selection, &node); hr = IXMLDOMSelection_nextNode(selection, &node);
@ -10185,18 +10184,18 @@ static void test_selection(void)
IXMLDOMNode_Release(node); IXMLDOMNode_Release(node);
SysFreeString(name); SysFreeString(name);
V_VT(&v) = VT_I2; V_VT(&v[0]) = VT_I2;
hr = IEnumVARIANT_Next(enum1, 1, &v, NULL); hr = IEnumVARIANT_Next(enum1, 1, &v[0], NULL);
EXPECT_HR(hr, S_OK); EXPECT_HR(hr, S_OK);
ok(V_VT(&v) == VT_DISPATCH, "got var type %d\n", V_VT(&v)); ok(V_VT(&v[0]) == VT_DISPATCH, "got var type %d\n", V_VT(&v[0]));
hr = IDispatch_QueryInterface(V_DISPATCH(&v), &IID_IXMLDOMNode, (void**)&node); hr = IDispatch_QueryInterface(V_DISPATCH(&v[0]), &IID_IXMLDOMNode, (void**)&node);
EXPECT_HR(hr, S_OK); EXPECT_HR(hr, S_OK);
hr = IXMLDOMNode_get_nodeName(node, &name); hr = IXMLDOMNode_get_nodeName(node, &name);
EXPECT_HR(hr, S_OK); EXPECT_HR(hr, S_OK);
ok(!lstrcmpW(name, L"b"), "got node name %s\n", wine_dbgstr_w(name)); ok(!lstrcmpW(name, L"b"), "got node name %s\n", wine_dbgstr_w(name));
SysFreeString(name); SysFreeString(name);
IXMLDOMNode_Release(node); IXMLDOMNode_Release(node);
VariantClear(&v); VariantClear(&v[0]);
IEnumVARIANT_Release(enum1); IEnumVARIANT_Release(enum1);
hr = IXMLDOMSelection_nextNode(selection, &node); hr = IXMLDOMSelection_nextNode(selection, &node);
@ -10207,6 +10206,81 @@ static void test_selection(void)
IXMLDOMNode_Release(node); IXMLDOMNode_Release(node);
SysFreeString(name); SysFreeString(name);
/* getting multiple elements */
enum1 = NULL;
hr = IXMLDOMSelection_get__newEnum(selection, (IUnknown**)&enum1);
EXPECT_HR(hr, S_OK);
ok(enum1 != NULL, "got %p\n", enum1);
V_VT(&v[1]) = VT_EMPTY;
V_VT(&v[0]) = VT_EMPTY;
hr = IEnumVARIANT_Next(enum1, 2, v, &ret);
EXPECT_HR(hr, S_OK);
ok(ret == 2, "got %d, expected 2\n", ret);
ok(V_VT(&v[0]) == VT_DISPATCH, "got var type %d\n", V_VT(&v[0]));
ok(V_VT(&v[1]) == VT_DISPATCH, "got var type %d\n", V_VT(&v[1]));
hr = IDispatch_QueryInterface(V_DISPATCH(&v[0]), &IID_IXMLDOMNode, (void**)&node);
EXPECT_HR(hr, S_OK);
hr = IXMLDOMNode_get_nodeName(node, &name);
EXPECT_HR(hr, S_OK);
ok(!lstrcmpW(name, L"a"), "got node name %s\n", wine_dbgstr_w(name));
SysFreeString(name);
IXMLDOMNode_Release(node);
hr = IDispatch_QueryInterface(V_DISPATCH(&v[1]), &IID_IXMLDOMNode, (void**)&node);
EXPECT_HR(hr, S_OK);
hr = IXMLDOMNode_get_nodeName(node, &name);
ok(!lstrcmpW(name, L"b"), "got node name %s\n", wine_dbgstr_w(name));
SysFreeString(name);
IXMLDOMNode_Release(node);
VariantClear(&v[1]);
VariantClear(&v[0]);
/* IEnumVARIANT_Next makes the IXMLDOMSelection cursor advance one step more */
hr = IXMLDOMSelection_nextNode(selection, &node);
EXPECT_HR(hr, S_OK);
hr = IXMLDOMNode_get_nodeName(node, &name);
EXPECT_HR(hr, S_OK);
ok(!lstrcmpW(name, L"d"), "got node name %s\n", wine_dbgstr_w(name));
SysFreeString(name);
IXMLDOMNode_Release(node);
/* The IEnumVARIANT cursor is still at position '2', */
/* therefore attempting to fetch 4 elements yields 'c' and 'd' */
V_VT(&v[2]) = VT_NULL;
V_VT(&v[1]) = VT_EMPTY;
V_VT(&v[0]) = VT_EMPTY;
hr = IEnumVARIANT_Next(enum1, 4, v, &ret);
EXPECT_HR(hr, S_FALSE);
ok(ret == 2, "got %d, expected 2\n", ret);
ok(V_VT(&v[0]) == VT_DISPATCH, "got var type %d\n", V_VT(&v[0]));
hr = IDispatch_QueryInterface(V_DISPATCH(&v[0]), &IID_IXMLDOMNode, (void**)&node);
EXPECT_HR(hr, S_OK);
hr = IXMLDOMNode_get_nodeName(node, &name);
EXPECT_HR(hr, S_OK);
ok(!lstrcmpW(name, L"c"), "got node name %s\n", wine_dbgstr_w(name));
SysFreeString(name);
IXMLDOMNode_Release(node);
ok(V_VT(&v[1]) == VT_DISPATCH, "got var type %d\n", V_VT(&v[1]));
hr = IDispatch_QueryInterface(V_DISPATCH(&v[1]), &IID_IXMLDOMNode, (void**)&node);
EXPECT_HR(hr, S_OK);
hr = IXMLDOMNode_get_nodeName(node, &name);
EXPECT_HR(hr, S_OK);
ok(!lstrcmpW(name, L"d"), "got node name %s\n", wine_dbgstr_w(name));
SysFreeString(name);
IXMLDOMNode_Release(node);
ok(V_VT(&v[2]) == VT_EMPTY, "got var type %d, expected %d (VT_EMPTY)\n", V_VT(&v[2]), VT_EMPTY);
VariantClear(&v[1]);
VariantClear(&v[0]);
IEnumVARIANT_Release(enum1);
IXMLDOMSelection_Release(selection); IXMLDOMSelection_Release(selection);
IXMLDOMNodeList_Release(list); IXMLDOMNodeList_Release(list);
IXMLDOMDocument_Release(doc); IXMLDOMDocument_Release(doc);