msxml3: Implement IXMLDocument::get_version().

dlls/msxml3/tests/xmldoc.c

@@ -70,6 +70,7 @@ static void test_xmldoc(void)
     static const WCHAR szNumVal[] = {'1','2','3','4',0};
     static const WCHAR szName[] = {'N','A','M','E',0};
     static const WCHAR szNameVal[] = {'C','a','p','t','a','i','n',' ','A','h','a','b',0};
+    static const WCHAR szVersion[] = {'1','.','0',0};
 
     hr = CoCreateInstance(&CLSID_XMLDocument, NULL, CLSCTX_INPROC_SERVER,
                           &IID_IXMLDocument, (LPVOID*)&doc);
@@ -115,6 +116,15 @@ static void test_xmldoc(void)
 
     ok(stream != NULL, "Expected non-NULL stream\n");
 
+    /* version field */
+    hr = IXMLDocument_get_version(doc, NULL);
+    ok(hr == E_INVALIDARG, "Expected E_INVALIDARG, got %08x\n", hr);
+
+    hr = IXMLDocument_get_version(doc, &name);
+    ok(hr == S_OK, "Expected S_OK, got %08x\n", hr);
+    ok(!lstrcmpW(name, szVersion), "Expected 1.0, got %s\n", wine_dbgstr_w(name));
+    SysFreeString(name);
+
     hr = IXMLDocument_get_root(doc, &element);
     ok(hr == S_OK, "Expected S_OK, got %08x\n", hr);
     ok(element != NULL, "Expected non-NULL element\n");

dlls/msxml3/xmldoc.c

@@ -439,8 +439,14 @@ static HRESULT WINAPI xmldoc_put_charset(IXMLDocument *iface, BSTR p)
 
 static HRESULT WINAPI xmldoc_get_version(IXMLDocument *iface, BSTR *p)
 {
-    FIXME("(%p, %p): stub\n", iface, p);
-    return E_NOTIMPL;
+    xmldoc *This = impl_from_IXMLDocument(iface);
+
+    TRACE("(%p, %p)\n", This, p);
+
+    if (!p) return E_INVALIDARG;
+    *p = bstr_from_xmlChar(This->xmldoc->version);
+
+    return S_OK;
 }
 
 static HRESULT WINAPI xmldoc_get_doctype(IXMLDocument *iface, BSTR *p)