shdocvw: Check precisely ParseURLFromOutsideSourceX returned values in tests and…

dlls/shdocvw/shdocvw_main.c

@@ -344,8 +344,7 @@ DWORD WINAPI ParseURLFromOutsideSourceW(LPCWSTR url, LPWSTR out, LPDWORD plen, L
     HRESULT hr;
     DWORD needed;
     DWORD len;
-    DWORD res = 0;
-
+    DWORD res;
 
     TRACE("(%s, %p, %p, %p) len: %ld, unknown: 0x%lx\n", debugstr_w(url), out, plen, unknown,
             plen ? *plen : 0, unknown ? *unknown : 0);
@@ -371,10 +370,12 @@ DWORD WINAPI ParseURLFromOutsideSourceW(LPCWSTR url, LPWSTR out, LPDWORD plen, L
     needed = lstrlenW(buffer_out)+1;
     TRACE("got 0x%lx with %s (need %ld)\n", hr, debugstr_w(buffer_out), needed);
 
+    res = 0;
     if (*plen >= needed) {
         if (out != NULL) {
             lstrcpyW(out, buffer_out);
-            res++;
+            /* On success, 1 is returned for unicode version */
+            res = 1;
         }
         needed--;
     }
@@ -417,6 +418,7 @@ DWORD WINAPI ParseURLFromOutsideSourceA(LPCSTR url, LPSTR out, LPDWORD plen, LPD
     if (*plen >= needed) {
         if (out != NULL) {
             WideCharToMultiByte(CP_ACP, 0, buffer, -1, out, *plen, NULL, NULL);
+            /* On success, string size including terminating 0 is returned for ansi version */
             res = needed;
         }
         needed--;

dlls/shdocvw/tests/shdocvw.c

@@ -212,13 +212,13 @@ static void test_ParseURLFromOutsideSourceA(void)
         buffer[sizeof(buffer)-1] = '\0';
         len = sizeof(buffer);
         dummy = 0;
-        /* on success, len+1 is returned. No idea, if someone depend on this */
+        /* on success, string size including terminating 0 is returned for ansi version */
         res = pParseURLFromOutsideSourceA(ParseURL_table[i].url, buffer, &len, &dummy);
         /* len does not include the terminating 0, when buffer is large enough */
-        ok( res != 0 && len == ParseURL_table[i].len &&
+        ok( res == (ParseURL_table[i].len+1) && len == ParseURL_table[i].len &&
             !lstrcmpA(buffer, ParseURL_table[i].newurl),
-            "#%d: got %ld and %ld with '%s' (expected '!=0' and %ld with '%s')\n",
-            i, res, len, buffer, ParseURL_table[i].len, ParseURL_table[i].newurl);
+            "#%d: got %ld and %ld with '%s' (expected %ld and %ld with '%s')\n",
+            i, res, len, buffer, ParseURL_table[i].len+1, ParseURL_table[i].len, ParseURL_table[i].newurl);
 
 
         /* use the size test only for the first examples */
@@ -308,11 +308,12 @@ static void test_ParseURLFromOutsideSourceW(void)
     /* len is in characters */
     len = ARRAY_SIZE(bufferW);
     dummy = 0;
+    /* on success, 1 is returned for unicode version */
     res = pParseURLFromOutsideSourceW(urlW, bufferW, &len, &dummy);
     WideCharToMultiByte(CP_ACP, 0, bufferW, -1, bufferA, sizeof(bufferA), NULL, NULL);
-    ok( res != 0 && len == ParseURL_table[0].len &&
+    ok( res == 1 && len == ParseURL_table[0].len &&
         !lstrcmpA(bufferA, ParseURL_table[0].newurl),
-        "got %ld and %ld with '%s' (expected '!=0' and %ld with '%s')\n",
+        "got %ld and %ld with '%s' (expected 1 and %ld with '%s')\n",
         res, len, bufferA, ParseURL_table[0].len, ParseURL_table[0].newurl);