winhttp/tests: Add a test for IWinHttpRequest::Invoke.

dlls/winhttp/tests/winhttp.c

@@ -26,11 +26,14 @@
 #include <winhttp.h>
 #include <wincrypt.h>
 #include <winreg.h>
-#include "initguid.h"
+#include <initguid.h>
 #include <httprequest.h>
+#include <httprequestid.h>
 
 #include "wine/test.h"
 
+DEFINE_GUID(GUID_NULL,0,0,0,0,0,0,0,0,0,0,0);
+
 static const WCHAR test_useragent[] =
     {'W','i','n','e',' ','R','e','g','r','e','s','s','i','o','n',' ','T','e','s','t',0};
 static const WCHAR test_winehq[] = {'t','e','s','t','.','w','i','n','e','h','q','.','o','r','g',0};
@@ -3539,6 +3542,71 @@ static void test_IWinHttpRequest(void)
     CoUninitialize();
 }
 
+static void test_IWinHttpRequest_Invoke(void)
+{
+    static const WCHAR utf8W[] = {'U','T','F','-','8',0};
+    static const WCHAR regid[] = {'W','i','n','H','t','t','p','.','W','i','n','H','t','t','p','R','e','q','u','e','s','t','.','5','.','1',0};
+    WCHAR openW[] = {'O','p','e','n',0};
+    WCHAR optionW[] = {'O','p','t','i','o','n',0};
+    OLECHAR *open = openW, *option = optionW;
+    BSTR utf8;
+    CLSID clsid;
+    IWinHttpRequest *request;
+    IDispatch *dispatch;
+    DISPID id;
+    DISPPARAMS params;
+    VARIANT arg[3], ret;
+    UINT err;
+    BOOL bret;
+    HRESULT hr;
+
+    CoInitialize(NULL);
+
+    hr = CLSIDFromProgID(regid, &clsid);
+    ok(hr == S_OK, "CLSIDFromProgID error %#x\n", hr);
+    bret = IsEqualIID(&clsid, &CLSID_WinHttpRequest);
+    ok(bret || broken(!bret) /* win2003 */, "not expected %s\n", wine_dbgstr_guid(&clsid));
+
+    hr = CoCreateInstance(&CLSID_WinHttpRequest, 0, CLSCTX_INPROC_SERVER, &IID_IUnknown, (void **)&request);
+    ok(hr == S_OK, "error %#x\n", hr);
+
+    hr = IWinHttpRequest_QueryInterface(request, &IID_IDispatch, (void **)&dispatch);
+    ok(hr == S_OK, "error %#x\n", hr);
+    IDispatch_Release(dispatch);
+
+    hr = IWinHttpRequest_GetIDsOfNames(request, &IID_NULL, &open, 1, 0x0409, &id);
+    ok(hr == S_OK, "error %#x\n", hr);
+    ok(id == DISPID_HTTPREQUEST_OPEN, "expected DISPID_HTTPREQUEST_OPEN, got %u\n", id);
+
+    hr = IWinHttpRequest_GetIDsOfNames(request, &IID_NULL, &option, 1, 0x0409, &id);
+    ok(hr == S_OK, "error %#x\n", hr);
+    ok(id == DISPID_HTTPREQUEST_OPTION, "expected DISPID_HTTPREQUEST_OPTION, got %u\n", id);
+
+    memset(&params, 0, sizeof(params));
+    params.cArgs = 2;
+    params.cNamedArgs = 0;
+    params.rgvarg = arg;
+    V_VT(&arg[0]) = VT_BSTR;
+    utf8 = SysAllocString(utf8W);
+    V_BSTR(&arg[0]) = utf8;
+    V_VT(&arg[1]) = VT_R8;
+    V_R8(&arg[1]) = 2.0;
+    VariantInit(&ret);
+    hr = IWinHttpRequest_Invoke(request, id, &IID_NULL, 0, DISPATCH_METHOD, &params, NULL, NULL, &err);
+todo_wine
+    ok(hr == S_OK, "error %#x\n", hr);
+
+    VariantInit(&ret);
+    hr = IWinHttpRequest_Invoke(request, id, &IID_NULL, 0, DISPATCH_METHOD, &params, &ret, NULL, &err);
+todo_wine
+    ok(hr == S_OK, "error %#x\n", hr);
+
+    SysFreeString(utf8);
+    IWinHttpRequest_Release(request);
+
+    CoUninitialize();
+}
+
 static void test_WinHttpDetectAutoProxyConfigUrl(void)
 {
     BOOL ret;
@@ -3839,6 +3907,7 @@ START_TEST (winhttp)
     test_resolve_timeout();
     test_credentials();
     test_IWinHttpRequest();
+    test_IWinHttpRequest_Invoke();
     test_WinHttpDetectAutoProxyConfigUrl();
     test_WinHttpGetIEProxyConfigForCurrentUser();
     test_WinHttpGetProxyForUrl();