msi: Add a test for formatting records with strings.

dlls/msi/tests/format.c

@@ -1628,6 +1628,17 @@ static void test_formatrecord(void)
         ok( 0 == strcmp(buffer,"}}"), "wrong output (%s)\n",buffer);
     }
 
+    sz = sizeof buffer;
+    MsiRecordSetInteger(hrec, 1, 100);
+    MsiRecordSetInteger(hrec, 2, -100);
+    MsiRecordSetString(hrec, 0, "[1] [2]");
+    r = MsiFormatRecord(0, hrec, buffer, &sz);
+    ok( r == ERROR_SUCCESS, "format failed\n");
+    todo_wine {
+    ok( sz == 8, "size wrong(%i)\n",sz);
+    ok( 0 == strcmp(buffer,"100 -100"), "wrong output (%s)\n",buffer);
+    }
+
     MsiCloseHandle( hrec );
 }