msxml3/tests: Add some tests for IVBSAXContentHandler::startElement() and…

dlls/msxml3/tests/saxreader.c

@@ -3824,8 +3824,10 @@ static void test_mxwriter_startendelement_batch2(const struct writer_startendele
 static void test_mxwriter_startendelement(void)
 {
     ISAXContentHandler *content;
+    IVBSAXContentHandler *vb_content;
     IMXWriter *writer;
     VARIANT dest;
+    BSTR bstr_null = NULL, bstr_empty, bstr_a, bstr_b, bstr_ab;
     HRESULT hr;
 
     test_mxwriter_startendelement_batch(writer_startendelement);
@@ -3835,12 +3837,93 @@ static void test_mxwriter_startendelement(void)
             &IID_IMXWriter, (void**)&writer);
     ok(hr == S_OK, "Expected S_OK, got %08x\n", hr);
 
-    hr = IMXWriter_QueryInterface(writer, &IID_ISAXContentHandler, (void**)&content);
+    hr = IMXWriter_put_omitXMLDeclaration(writer, VARIANT_TRUE);
+    ok(hr == S_OK, "got %08x\n", hr);
+
+    hr = IMXWriter_QueryInterface(writer, &IID_IVBSAXContentHandler, (void**)&vb_content);
+    ok(hr == S_OK, "got %08x\n", hr);
+
+    hr = IVBSAXContentHandler_startDocument(vb_content);
+    ok(hr == S_OK, "got %08x\n", hr);
+
+    bstr_empty = SysAllocString(L"");
+    bstr_a = SysAllocString(L"a");
+    bstr_b = SysAllocString(L"b");
+    bstr_ab = SysAllocString(L"a:b");
+
+    hr = IVBSAXContentHandler_startElement(vb_content, &bstr_null, &bstr_empty, &bstr_b, NULL);
+todo_wine
+    ok(hr == E_INVALIDARG, "got %08x\n", hr);
+
+    hr = IVBSAXContentHandler_startElement(vb_content, &bstr_empty, &bstr_b, &bstr_empty, NULL);
+    ok(hr == S_OK, "got %08x\n", hr);
+
+    V_VT(&dest) = VT_EMPTY;
+    hr = IMXWriter_get_output(writer, &dest);
+    ok(hr == S_OK, "got %08x\n", hr);
+    ok(V_VT(&dest) == VT_BSTR, "got %d\n", V_VT(&dest));
+todo_wine
+    ok(!lstrcmpW(L"<>", V_BSTR(&dest)), "got wrong content %s\n", wine_dbgstr_w(V_BSTR(&dest)));
+    VariantClear(&dest);
+
+    hr = IVBSAXContentHandler_startElement(vb_content, &bstr_empty, &bstr_empty, &bstr_b, NULL);
+    ok(hr == S_OK, "got %08x\n", hr);
+
+    V_VT(&dest) = VT_EMPTY;
+    hr = IMXWriter_get_output(writer, &dest);
+    ok(hr == S_OK, "got %08x\n", hr);
+    ok(V_VT(&dest) == VT_BSTR, "got %d\n", V_VT(&dest));
+todo_wine
+    ok(!lstrcmpW(L"<><b>", V_BSTR(&dest)), "got wrong content %s\n", wine_dbgstr_w(V_BSTR(&dest)));
+    VariantClear(&dest);
+
+    hr = IVBSAXContentHandler_endElement(vb_content, &bstr_null, &bstr_null, &bstr_b);
+    ok(hr == E_INVALIDARG, "got %08x\n", hr);
+
+    hr = IVBSAXContentHandler_endElement(vb_content, &bstr_null, &bstr_a, &bstr_b);
+    ok(hr == E_INVALIDARG, "got %08x\n", hr);
+
+    hr = IVBSAXContentHandler_endElement(vb_content, &bstr_a, &bstr_b, &bstr_null);
+    ok(hr == E_INVALIDARG, "got %08x\n", hr);
+
+    hr = IVBSAXContentHandler_endElement(vb_content, &bstr_empty, &bstr_null, &bstr_b);
+    ok(hr == E_INVALIDARG, "got %08x\n", hr);
+
+    hr = IVBSAXContentHandler_endElement(vb_content, &bstr_empty, &bstr_b, &bstr_null);
+    ok(hr == E_INVALIDARG, "got %08x\n", hr);
+
+    hr = IVBSAXContentHandler_endElement(vb_content, &bstr_empty, &bstr_empty, &bstr_b);
     ok(hr == S_OK, "got %08x\n", hr);
 
+    V_VT(&dest) = VT_EMPTY;
+    hr = IMXWriter_get_output(writer, &dest);
+    ok(hr == S_OK, "got %08x\n", hr);
+    ok(V_VT(&dest) == VT_BSTR, "got %d\n", V_VT(&dest));
+todo_wine
+    ok(!lstrcmpW(L"<><b></b>", V_BSTR(&dest)), "got wrong content %s\n", wine_dbgstr_w(V_BSTR(&dest)));
+    VariantClear(&dest);
+
+    SysFreeString(bstr_empty);
+    SysFreeString(bstr_a);
+    SysFreeString(bstr_b);
+    SysFreeString(bstr_ab);
+
+    hr = IVBSAXContentHandler_endDocument(vb_content);
+    ok(hr == S_OK, "got %08x\n", hr);
+
+    IVBSAXContentHandler_Release(vb_content);
+    IMXWriter_Release(writer);
+
+    hr = CoCreateInstance(&CLSID_MXXMLWriter, NULL, CLSCTX_INPROC_SERVER,
+            &IID_IMXWriter, (void**)&writer);
+    ok(hr == S_OK, "Expected S_OK, got %08x\n", hr);
+
     hr = IMXWriter_put_omitXMLDeclaration(writer, VARIANT_TRUE);
     ok(hr == S_OK, "got %08x\n", hr);
 
+    hr = IMXWriter_QueryInterface(writer, &IID_ISAXContentHandler, (void**)&content);
+    ok(hr == S_OK, "got %08x\n", hr);
+
     hr = ISAXContentHandler_startDocument(content);
     ok(hr == S_OK, "got %08x\n", hr);