THRIFT-892 - refactor erlang library to build using rebar, move tests into lib/erl/test directory and run several via make check

git-svn-id: https://svn.apache.org/repos/asf/thrift/trunk@1137870 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/lib/erl/test/test_membuffer.erl b/lib/erl/test/test_membuffer.erl
new file mode 100644
index 0000000..7a01143
--- /dev/null
+++ b/lib/erl/test/test_membuffer.erl
@@ -0,0 +1,115 @@
+%%
+%% Licensed to the Apache Software Foundation (ASF) under one
+%% or more contributor license agreements. See the NOTICE file
+%% distributed with this work for additional information
+%% regarding copyright ownership. The ASF licenses this file
+%% to you under the Apache License, Version 2.0 (the
+%% "License"); you may not use this file except in compliance
+%% with the License. You may obtain a copy of the License at
+%%
+%%   http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing,
+%% software distributed under the License is distributed on an
+%% "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+%% KIND, either express or implied. See the License for the
+%% specific language governing permissions and limitations
+%% under the License.
+%%
+
+-module(test_membuffer).
+
+-ifdef(TEST).
+-include_lib("eunit/include/eunit.hrl").
+
+-include("thriftTest_types.hrl").
+
+test_data() ->
+  #xtruct {
+    string_thing = <<"foobar">>,
+    byte_thing = 123,
+    i32_thing = 1234567,
+    i64_thing = 12345678900
+  }.
+
+encode_decode_1_test() ->
+  {ok, Transport} = thrift_memory_buffer:new(),
+  {ok, Protocol0} = thrift_binary_protocol:new(Transport),
+  TestData = test_data(),
+  {Protocol1, ok} = thrift_protocol:write(Protocol0,
+    {{struct, element(2, thriftTest_types:struct_info('xtruct'))},
+      TestData}),
+  {_Protocol2, {ok, Result}} = thrift_protocol:read(Protocol1,
+    {struct, element(2, thriftTest_types:struct_info('xtruct'))},
+    'xtruct'),
+  Result = TestData.
+
+encode_decode_2_test() ->
+  {ok, Transport} = thrift_memory_buffer:new(),
+  {ok, Protocol0} = thrift_binary_protocol:new(Transport),
+  TestData = test_data(),
+  {Protocol1, ok} = thrift_protocol:write(Protocol0,
+    {{struct, element(2, thriftTest_types:struct_info('xtruct'))},
+      TestData}),
+  {_Protocol2, {ok, Result}} = thrift_protocol:read(Protocol1,
+    {struct, element(2, thriftTest_types:struct_info('xtruct3'))},
+    'xtruct3'),
+
+  Result = #xtruct3{string_thing = TestData#xtruct.string_thing,
+    changed = undefined,
+    i32_thing = TestData#xtruct.i32_thing,
+    i64_thing = TestData#xtruct.i64_thing}.
+
+
+encode_decode_3_test() ->
+  {ok, Transport} = thrift_memory_buffer:new(),
+  {ok, Protocol0} = thrift_binary_protocol:new(Transport),
+  TestData = #bools{im_true = true, im_false = false},
+  {Protocol1, ok} = thrift_protocol:write(Protocol0,
+    {{struct, element(2, thriftTest_types:struct_info('bools'))},
+      TestData}),
+  {_Protocol2, {ok, Result}} = thrift_protocol:read(Protocol1,
+    {struct, element(2, thriftTest_types:struct_info('bools'))},
+    'bools'),
+
+  true = TestData#bools.im_true  =:= Result#bools.im_true,
+  true = TestData#bools.im_false =:= Result#bools.im_false.
+
+
+encode_decode_4_test() ->
+  {ok, Transport} = thrift_memory_buffer:new(),
+  {ok, Protocol0} = thrift_binary_protocol:new(Transport),
+  TestData = #insanity{xtructs=[]},
+  {Protocol1, ok} = thrift_protocol:write(Protocol0,
+    {{struct, element(2, thriftTest_types:struct_info('insanity'))},
+      TestData}),
+  {_Protocol2, {ok, Result}} = thrift_protocol:read(Protocol1,
+    {struct, element(2, thriftTest_types:struct_info('insanity'))},
+    'insanity'),
+
+  TestData = Result.
+
+encode_decode_5_test() ->
+  % test writing to a buffer, getting the bytes out, putting them
+  % in a new buffer and reading them
+
+  % here's the writing part
+  {ok, Transport0} = thrift_memory_buffer:new(),
+  {ok, Protocol0} = thrift_binary_protocol:new(Transport0),
+  TestData = test_data(),
+  {Protocol1, ok} = thrift_protocol:write(Protocol0,
+    {{struct, element(2, thriftTest_types:struct_info('xtruct'))},
+      TestData}),
+  % flush now returns the buffer
+  {_Protocol2, Buf} = thrift_protocol:flush_transport (Protocol1),
+
+  % now the reading part
+  {ok, T2} = thrift_memory_buffer:new (Buf),
+  {ok, P2} = thrift_binary_protocol:new(T2),
+  {_, {ok, Result}} = thrift_protocol:read(P2,
+    {struct, element(2, thriftTest_types:struct_info('xtruct'))},
+    'xtruct'),
+
+  Result = TestData.
+
+-endif.