From 453cba0046ec8363a4c3cea97ce22a6f4ff0b75a Mon Sep 17 00:00:00 2001
From: Sverker Eriksson <sverker@erlang.org>
Date: Thu, 6 Mar 2014 12:25:05 +0100
Subject: erl_interface: test decode_encode of tuples and lists

---
 lib/erl_interface/test/ei_decode_encode_SUITE.erl  |  7 ++-
 .../ei_decode_encode_test.c                        | 59 +++++++++++++++++++++-
 2 files changed, 63 insertions(+), 3 deletions(-)

(limited to 'lib/erl_interface')

diff --git a/lib/erl_interface/test/ei_decode_encode_SUITE.erl b/lib/erl_interface/test/ei_decode_encode_SUITE.erl
index c7830f58f2..b0952d4b04 100644
--- a/lib/erl_interface/test/ei_decode_encode_SUITE.erl
+++ b/lib/erl_interface/test/ei_decode_encode_SUITE.erl
@@ -1,7 +1,7 @@
 %%
 %% %CopyrightBegin%
 %% 
-%% Copyright Ericsson AB 2004-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2004-2014. All Rights Reserved.
 %% 
 %% The contents of this file are subject to the Erlang Public License,
 %% Version 1.1, (the "License"); you may not use this file except in
@@ -127,6 +127,11 @@ test_ei_decode_encode(Config) when is_list(Config) ->
 	   send_rec(P, mk_ref({Atom,1}, [262143, 8723648, 24097245])),
 	   void
      end || Atom <- unicode_atom_data()],
+
+    send_rec(P, {}),
+    send_rec(P, {atom, Pid, Port, Ref}),
+    send_rec(P, [atom, Pid, Port, Ref]),
+    send_rec(P, [atom | Fun]),
     ?line runner:recv_eot(P),
     ok.
 
diff --git a/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c b/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c
index 3e32be8087..9a50aef7b6 100644
--- a/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c
+++ b/lib/erl_interface/test/ei_decode_encode_SUITE_data/ei_decode_encode_test.c
@@ -1,7 +1,7 @@
 /*
  * %CopyrightBegin%
  * 
- * Copyright Ericsson AB 2004-2013. All Rights Reserved.
+ * Copyright Ericsson AB 2004-2014. All Rights Reserved.
  * 
  * The contents of this file are subject to the Erlang Public License,
  * Version 1.1, (the "License"); you may not use this file except in
@@ -128,6 +128,45 @@ struct Type tuple_type = {
     my_encode_tuple_header, my_x_encode_tuple_header
 };
 
+int my_encode_list_header(char *buf, int *index, union my_obj* obj)
+{
+    return ei_encode_list_header(buf, index, obj->arity);
+}
+int my_x_encode_list_header(ei_x_buff* x, union my_obj* obj)
+{
+    return ei_x_encode_list_header(x, (long)obj->arity);
+}
+
+struct Type list_type = {
+    "list_header", "arity", (decodeFT*)ei_decode_list_header,
+    my_encode_list_header, my_x_encode_list_header
+};
+
+
+int my_decode_nil(const char *buf, int *index, union my_obj* dummy)
+{
+    int type, size, ret;
+    ret = ei_get_type(buf, index, &type, &size);
+    (*index)++;
+    return ret ?  ret : !(type == ERL_NIL_EXT);
+
+}
+int my_encode_nil(char *buf, int *index, union my_obj* dummy)
+{
+    return ei_encode_empty_list(buf, index);
+}
+
+int my_x_encode_nil(ei_x_buff* x, union my_obj* dummy)
+{
+    return ei_x_encode_empty_list(x);
+}
+
+struct Type nil_type = {
+    "empty_list", "nil", (decodeFT*)my_decode_nil,
+    my_encode_nil, my_x_encode_nil
+};
+
+
 #define BUFSZ 2000
 
 void decode_encode(struct Type** tv, int nobj)
@@ -186,7 +225,7 @@ void decode_encode(struct Type** tv, int nobj)
 	    return;
 	}
 
-	if (t != &tuple_type) {
+	if (t != &tuple_type && t != &list_type) {
 	    size2 = 0;
 	    err = ei_skip_term(inp, &size2);
 	    if (err != 0) {
@@ -389,6 +428,22 @@ TESTCASE(test_ei_decode_encode)
 	decode_encode_one(&ref_type);
     }
 
+    decode_encode_one(&tuple_type);  /* {} */
+    {
+	struct Type* tpl[] = { &tuple_type, &my_atom_type, &pid_type, &port_type, &ref_type };
+	decode_encode(tpl, 5);
+    }
+
+    {
+	struct Type* list[] = { &list_type, &my_atom_type, &pid_type, &port_type, &ref_type, &nil_type };
+	decode_encode(list, 6);
+    }
+    {
+	struct Type* list[] = { &list_type, &my_atom_type, &fun_type };
+	decode_encode(list, 3);
+    }
+
+
     report(1);
 }
 
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