From 6da1196244b0db606296ec0a7cfdb088e288369d Mon Sep 17 00:00:00 2001
From: JianBo He <heeejianbo@163.com>
Date: Fri, 17 Sep 2021 11:59:16 +0800
Subject: [PATCH] chore(gw-lwm2m): refine emqx_tlv_SUITE cases

---
 apps/emqx_gateway/test/emqx_tlv_SUITE.erl | 411 +++++++++++-----------
 1 file changed, 205 insertions(+), 206 deletions(-)

diff --git a/apps/emqx_gateway/test/emqx_tlv_SUITE.erl b/apps/emqx_gateway/test/emqx_tlv_SUITE.erl
index fd62ccf9d..a37eeb7d2 100644
--- a/apps/emqx_gateway/test/emqx_tlv_SUITE.erl
+++ b/apps/emqx_gateway/test/emqx_tlv_SUITE.erl
@@ -16,223 +16,222 @@
 
 -module(emqx_tlv_SUITE).
 
- -compile(export_all).
- -compile(nowarn_export_all).
+-compile(export_all).
+-compile(nowarn_export_all).
 
- -define(LOGT(Format, Args), logger:debug("TEST_SUITE: " ++ Format, Args)).
+-define(LOGT(Format, Args), logger:debug("TEST_SUITE: " ++ Format, Args)).
 
- -include("src/lwm2m/include/emqx_lwm2m.hrl").
- -include_lib("lwm2m_coap/include/coap.hrl").
- -include_lib("eunit/include/eunit.hrl").
+-include_lib("emqx_gateway/src/lwm2m/include/emqx_lwm2m.hrl").
+-include_lib("emqx_gateway/src/coap/include/emqx_coap.hrl").
+-include_lib("eunit/include/eunit.hrl").
+
+all() -> [case01, case02, case03, case03_0, case04, case05, case06, case07, case08, case09].
+
+init_per_suite(Config) ->
+    Config.
+
+end_per_suite(Config) ->
+    Config.
 
 
- all() -> [case01, case02, case03, case03_0, case04, case05, case06, case07, case08, case09].
+case01(_Config) ->
+    Data = <<16#C8, 16#00, 16#14, 16#4F, 16#70, 16#65, 16#6E, 16#20, 16#4D, 16#6F, 16#62, 16#69, 16#6C, 16#65, 16#20, 16#41, 16#6C, 16#6C, 16#69, 16#61, 16#6E, 16#63, 16#65>>,
+    R = emqx_lwm2m_tlv:parse(Data),
+    Exp = [
+        #{tlv_resource_with_value => 16#00, value => <<"Open Mobile Alliance">>}
+    ],
+    ?assertEqual(Exp, R),
+    EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
+    ?assertEqual(EncodedBinary, Data).
 
- init_per_suite(Config) ->
-     Config.
+case02(_Config) ->
+    Data = <<16#86, 16#06, 16#41, 16#00, 16#01, 16#41, 16#01, 16#05>>,
+    R = emqx_lwm2m_tlv:parse(Data),
+    Exp = [
+        #{tlv_multiple_resource => 16#06, value => [
+                                                                    #{tlv_resource_instance => 16#00, value => <<1>>},
+                                                                    #{tlv_resource_instance => 16#01, value => <<5>>}
+            ]}
+    ],
+    ?assertEqual(Exp, R),
+    EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
+    ?assertEqual(EncodedBinary, Data).
 
- end_per_suite(Config) ->
-     Config.
+case03(_Config) ->
+    Data = <<16#C8, 16#00, 16#14, 16#4F, 16#70, 16#65, 16#6E, 16#20, 16#4D, 16#6F, 16#62, 16#69, 16#6C, 16#65, 16#20, 16#41, 16#6C, 16#6C, 16#69, 16#61, 16#6E, 16#63, 16#65, 16#C8, 16#01, 16#16, 16#4C, 16#69, 16#67, 16#68, 16#74, 16#77, 16#65, 16#69, 16#67, 16#68, 16#74, 16#20, 16#4D, 16#32, 16#4D, 16#20, 16#43, 16#6C, 16#69, 16#65, 16#6E, 16#74, 16#C8, 16#02, 16#09, 16#33, 16#34, 16#35, 16#30, 16#30, 16#30, 16#31, 16#32, 16#33>>,
+    R = emqx_lwm2m_tlv:parse(Data),
+    Exp = [
+            #{tlv_resource_with_value => 16#00, value => <<"Open Mobile Alliance">>},
+            #{tlv_resource_with_value => 16#01, value => <<"Lightweight M2M Client">>},
+            #{tlv_resource_with_value => 16#02, value => <<"345000123">>}
+            ],
+    ?assertEqual(Exp, R),
+    EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
+    ?assertEqual(EncodedBinary, Data).
 
+case03_0(_Config) ->
+    Data = <<16#87, 16#02, 16#41, 16#7F, 16#07, 16#61, 16#01, 16#36, 16#01>>,
+    R = emqx_lwm2m_tlv:parse(Data),
+    Exp = [
+        #{tlv_multiple_resource => 16#02, value => [
+            #{tlv_resource_instance => 16#7F, value => <<16#07>>},
+            #{tlv_resource_instance => 16#0136, value => <<16#01>>}
+        ]}
+    ],
+    ?assertEqual(Exp, R),
+    EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
+    ?assertEqual(EncodedBinary, Data).
 
- case01(_Config) ->
-     Data = <<16#C8, 16#00, 16#14, 16#4F, 16#70, 16#65, 16#6E, 16#20, 16#4D, 16#6F, 16#62, 16#69, 16#6C, 16#65, 16#20, 16#41, 16#6C, 16#6C, 16#69, 16#61, 16#6E, 16#63, 16#65>>,
-     R = emqx_lwm2m_tlv:parse(Data),
-     Exp = [
-         #{tlv_resource_with_value => 16#00, value => <<"Open Mobile Alliance">>}
-     ],
-     ?assertEqual(Exp, R),
-     EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
-     ?assertEqual(EncodedBinary, Data).
+case04(_Config) ->
+    % 6.4.3.1 Single Object Instance Request Example
+    Data = <<16#C8, 16#00, 16#14, 16#4F, 16#70, 16#65, 16#6E, 16#20, 16#4D, 16#6F, 16#62, 16#69, 16#6C, 16#65, 16#20, 16#41, 16#6C, 16#6C, 16#69, 16#61, 16#6E, 16#63, 16#65, 16#C8, 16#01, 16#16, 16#4C, 16#69, 16#67, 16#68, 16#74, 16#77, 16#65, 16#69, 16#67, 16#68, 16#74, 16#20, 16#4D, 16#32, 16#4D, 16#20, 16#43, 16#6C, 16#69, 16#65, 16#6E, 16#74, 16#C8, 16#02, 16#09, 16#33, 16#34, 16#35, 16#30, 16#30, 16#30, 16#31, 16#32, 16#33, 16#C3, 16#03, 16#31, 16#2E, 16#30, 16#86, 16#06, 16#41, 16#00, 16#01, 16#41, 16#01, 16#05, 16#88, 16#07, 16#08, 16#42, 16#00, 16#0E, 16#D8, 16#42, 16#01, 16#13, 16#88, 16#87, 16#08, 16#41, 16#00, 16#7D, 16#42, 16#01, 16#03, 16#84, 16#C1, 16#09, 16#64, 16#C1, 16#0A, 16#0F, 16#83, 16#0B, 16#41, 16#00, 16#00, 16#C4, 16#0D, 16#51, 16#82, 16#42, 16#8F, 16#C6, 16#0E, 16#2B, 16#30, 16#32, 16#3A, 16#30, 16#30, 16#C1, 16#10, 16#55>>,
+    R = emqx_lwm2m_tlv:parse(Data),
+    Exp = [
+            #{tlv_resource_with_value => 16#00, value => <<"Open Mobile Alliance">>},
+            #{tlv_resource_with_value => 16#01, value => <<"Lightweight M2M Client">>},
+            #{tlv_resource_with_value => 16#02, value => <<"345000123">>},
+            #{tlv_resource_with_value => 16#03, value => <<"1.0">>},
+            #{tlv_multiple_resource => 16#06, value => [
+                                                                        #{tlv_resource_instance => 16#00, value => <<1>>},
+                                                                        #{tlv_resource_instance => 16#01, value => <<5>>}
+                ]},
+            #{tlv_multiple_resource => 16#07, value => [
+                                                                        #{tlv_resource_instance => 16#00, value => <<16#0ED8:16>>},
+                                                                        #{tlv_resource_instance => 16#01, value => <<16#1388:16>>}
+                ]},
+            #{tlv_multiple_resource => 16#08, value => [
+                                                                        #{tlv_resource_instance => 16#00, value => <<16#7d>>},
+                                                                        #{tlv_resource_instance => 16#01, value => <<16#0384:16>>}
+            ]},
+            #{tlv_resource_with_value => 16#09, value => <<16#64>>},
+            #{tlv_resource_with_value => 16#0A, value => <<16#0F>>},
+            #{tlv_multiple_resource => 16#0B, value => [
+                #{tlv_resource_instance => 16#00, value => <<16#00>>}
+            ]},
+            #{tlv_resource_with_value => 16#0D, value => <<16#5182428F:32>>},
+            #{tlv_resource_with_value => 16#0E, value => <<"+02:00">>},
+            #{tlv_resource_with_value => 16#10, value => <<"U">>}
+          ],
+    ?assertEqual(Exp, R),
+    EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
+    ?assertEqual(EncodedBinary, Data).
 
- case02(_Config) ->
-     Data = <<16#86, 16#06, 16#41, 16#00, 16#01, 16#41, 16#01, 16#05>>,
-     R = emqx_lwm2m_tlv:parse(Data),
-     Exp = [
-         #{tlv_multiple_resource => 16#06, value => [
-                                                                     #{tlv_resource_instance => 16#00, value => <<1>>},
-                                                                     #{tlv_resource_instance => 16#01, value => <<5>>}
-             ]}
-     ],
-     ?assertEqual(Exp, R),
-     EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
-     ?assertEqual(EncodedBinary, Data).
+case05(_Config) ->
+    % 6.4.3.2 Multiple Object Instance Request Examples
+    %   A) Request on Single-Instance Object
+    Data = <<16#08, 16#00, 16#79, 16#C8, 16#00, 16#14, 16#4F, 16#70, 16#65, 16#6E, 16#20, 16#4D, 16#6F, 16#62, 16#69, 16#6C, 16#65, 16#20, 16#41, 16#6C, 16#6C, 16#69, 16#61, 16#6E, 16#63, 16#65, 16#C8, 16#01, 16#16, 16#4C, 16#69, 16#67, 16#68, 16#74, 16#77, 16#65, 16#69, 16#67, 16#68, 16#74, 16#20, 16#4D, 16#32, 16#4D, 16#20, 16#43, 16#6C, 16#69, 16#65, 16#6E, 16#74, 16#C8, 16#02, 16#09, 16#33, 16#34, 16#35, 16#30, 16#30, 16#30, 16#31, 16#32, 16#33, 16#C3, 16#03, 16#31, 16#2E, 16#30, 16#86, 16#06, 16#41, 16#00, 16#01, 16#41, 16#01, 16#05, 16#88, 16#07, 16#08, 16#42, 16#00, 16#0E, 16#D8, 16#42, 16#01, 16#13, 16#88, 16#87, 16#08, 16#41, 16#00, 16#7D, 16#42, 16#01, 16#03, 16#84, 16#C1, 16#09, 16#64, 16#C1, 16#0A, 16#0F, 16#83, 16#0B, 16#41, 16#00, 16#00, 16#C4, 16#0D, 16#51, 16#82, 16#42, 16#8F, 16#C6, 16#0E, 16#2B, 16#30, 16#32, 16#3A, 16#30, 16#30, 16#C1, 16#10, 16#55>>,
+    R = emqx_lwm2m_tlv:parse(Data),
+    Exp = [
+        #{tlv_object_instance => 16#00, value => [
+            #{tlv_resource_with_value => 16#00, value => <<"Open Mobile Alliance">>},
+            #{tlv_resource_with_value => 16#01, value => <<"Lightweight M2M Client">>},
+            #{tlv_resource_with_value => 16#02, value => <<"345000123">>},
+            #{tlv_resource_with_value => 16#03, value => <<"1.0">>},
+            #{tlv_multiple_resource => 16#06, value => [
+                #{tlv_resource_instance => 16#00, value => <<1>>},
+                #{tlv_resource_instance => 16#01, value => <<5>>}
+            ]},
+            #{tlv_multiple_resource => 16#07, value => [
+                #{tlv_resource_instance => 16#00, value => <<16#0ED8:16>>},
+                #{tlv_resource_instance => 16#01, value => <<16#1388:16>>}
+            ]},
+            #{tlv_multiple_resource => 16#08, value => [
+                #{tlv_resource_instance => 16#00, value => <<16#7d>>},
+                #{tlv_resource_instance => 16#01, value => <<16#0384:16>>}
+            ]},
+            #{tlv_resource_with_value => 16#09, value => <<16#64>>},
+            #{tlv_resource_with_value => 16#0A, value => <<16#0F>>},
+            #{tlv_multiple_resource => 16#0B, value => [
+                #{tlv_resource_instance => 16#00, value => <<16#00>>}
+            ]},
+            #{tlv_resource_with_value => 16#0D, value => <<16#5182428F:32>>},
+            #{tlv_resource_with_value => 16#0E, value => <<"+02:00">>},
+            #{tlv_resource_with_value => 16#10, value => <<"U">>}
+        ]}
+    ],
+    ?assertEqual(Exp, R),
+    EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
+    ?assertEqual(EncodedBinary, Data).
 
- case03(_Config) ->
-     Data = <<16#C8, 16#00, 16#14, 16#4F, 16#70, 16#65, 16#6E, 16#20, 16#4D, 16#6F, 16#62, 16#69, 16#6C, 16#65, 16#20, 16#41, 16#6C, 16#6C, 16#69, 16#61, 16#6E, 16#63, 16#65, 16#C8, 16#01, 16#16, 16#4C, 16#69, 16#67, 16#68, 16#74, 16#77, 16#65, 16#69, 16#67, 16#68, 16#74, 16#20, 16#4D, 16#32, 16#4D, 16#20, 16#43, 16#6C, 16#69, 16#65, 16#6E, 16#74, 16#C8, 16#02, 16#09, 16#33, 16#34, 16#35, 16#30, 16#30, 16#30, 16#31, 16#32, 16#33>>,
-     R = emqx_lwm2m_tlv:parse(Data),
-     Exp = [
-             #{tlv_resource_with_value => 16#00, value => <<"Open Mobile Alliance">>},
-             #{tlv_resource_with_value => 16#01, value => <<"Lightweight M2M Client">>},
-             #{tlv_resource_with_value => 16#02, value => <<"345000123">>}
-             ],
-     ?assertEqual(Exp, R),
-     EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
-     ?assertEqual(EncodedBinary, Data).
+case06(_Config) ->
+    % 6.4.3.2 Multiple Object Instance Request Examples
+    %   B) Request on Multiple-Instances Object having 2 instances
+    Data = <<16#08, 16#00, 16#0E, 16#C1, 16#00, 16#01, 16#C1, 16#01, 16#00, 16#83, 16#02, 16#41, 16#7F, 16#07, 16#C1, 16#03, 16#7F, 16#08, 16#02, 16#12, 16#C1, 16#00, 16#03, 16#C1, 16#01, 16#00, 16#87, 16#02, 16#41, 16#7F, 16#07, 16#61, 16#01, 16#36, 16#01, 16#C1, 16#03, 16#7F>>,
+    R = emqx_lwm2m_tlv:parse(Data),
+    Exp = [
+        #{tlv_object_instance => 16#00, value => [
+            #{tlv_resource_with_value => 16#00, value => <<16#01>>},
+            #{tlv_resource_with_value => 16#01, value => <<16#00>>},
+            #{tlv_multiple_resource => 16#02, value => [
+                #{tlv_resource_instance => 16#7F, value => <<16#07>>}
+            ]},
+            #{tlv_resource_with_value => 16#03, value => <<16#7F>>}
+        ]},
+        #{tlv_object_instance => 16#02, value => [
+            #{tlv_resource_with_value => 16#00, value => <<16#03>>},
+            #{tlv_resource_with_value => 16#01, value => <<16#00>>},
+            #{tlv_multiple_resource => 16#02, value => [
+                #{tlv_resource_instance => 16#7F, value => <<16#07>>},
+                #{tlv_resource_instance => 16#0136, value => <<16#01>>}
+            ]},
+            #{tlv_resource_with_value => 16#03, value => <<16#7F>>}
+        ]}
+    ],
+    ?assertEqual(Exp, R),
+    EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
+    ?assertEqual(EncodedBinary, Data).
 
- case03_0(_Config) ->
-     Data = <<16#87, 16#02, 16#41, 16#7F, 16#07, 16#61, 16#01, 16#36, 16#01>>,
-     R = emqx_lwm2m_tlv:parse(Data),
-     Exp = [
-         #{tlv_multiple_resource => 16#02, value => [
-             #{tlv_resource_instance => 16#7F, value => <<16#07>>},
-             #{tlv_resource_instance => 16#0136, value => <<16#01>>}
-         ]}
-     ],
-     ?assertEqual(Exp, R),
-     EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
-     ?assertEqual(EncodedBinary, Data).
+case07(_Config) ->
+    % 6.4.3.2 Multiple Object Instance Request Examples
+    %   C) Request on Multiple-Instances Object having 1 instance only
+    Data = <<16#08, 16#00, 16#0F, 16#C1, 16#00, 16#01, 16#C4, 16#01, 16#00, 16#01, 16#51, 16#80, 16#C1, 16#06, 16#01, 16#C1, 16#07, 16#55>>,
+    R = emqx_lwm2m_tlv:parse(Data),
+    Exp = [
+        #{tlv_object_instance => 16#00, value => [
+            #{tlv_resource_with_value => 16#00, value => <<16#01>>},
+            #{tlv_resource_with_value => 16#01, value => <<86400:32>>},
+            #{tlv_resource_with_value => 16#06, value => <<16#01>>},
+            #{tlv_resource_with_value => 16#07, value => <<$U>>}]}
+    ],
+    ?assertEqual(Exp, R),
+    EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
+    ?assertEqual(EncodedBinary, Data).
 
- case04(_Config) ->
-     % 6.4.3.1 Single Object Instance Request Example
-     Data = <<16#C8, 16#00, 16#14, 16#4F, 16#70, 16#65, 16#6E, 16#20, 16#4D, 16#6F, 16#62, 16#69, 16#6C, 16#65, 16#20, 16#41, 16#6C, 16#6C, 16#69, 16#61, 16#6E, 16#63, 16#65, 16#C8, 16#01, 16#16, 16#4C, 16#69, 16#67, 16#68, 16#74, 16#77, 16#65, 16#69, 16#67, 16#68, 16#74, 16#20, 16#4D, 16#32, 16#4D, 16#20, 16#43, 16#6C, 16#69, 16#65, 16#6E, 16#74, 16#C8, 16#02, 16#09, 16#33, 16#34, 16#35, 16#30, 16#30, 16#30, 16#31, 16#32, 16#33, 16#C3, 16#03, 16#31, 16#2E, 16#30, 16#86, 16#06, 16#41, 16#00, 16#01, 16#41, 16#01, 16#05, 16#88, 16#07, 16#08, 16#42, 16#00, 16#0E, 16#D8, 16#42, 16#01, 16#13, 16#88, 16#87, 16#08, 16#41, 16#00, 16#7D, 16#42, 16#01, 16#03, 16#84, 16#C1, 16#09, 16#64, 16#C1, 16#0A, 16#0F, 16#83, 16#0B, 16#41, 16#00, 16#00, 16#C4, 16#0D, 16#51, 16#82, 16#42, 16#8F, 16#C6, 16#0E, 16#2B, 16#30, 16#32, 16#3A, 16#30, 16#30, 16#C1, 16#10, 16#55>>,
-     R = emqx_lwm2m_tlv:parse(Data),
-     Exp = [
-             #{tlv_resource_with_value => 16#00, value => <<"Open Mobile Alliance">>},
-             #{tlv_resource_with_value => 16#01, value => <<"Lightweight M2M Client">>},
-             #{tlv_resource_with_value => 16#02, value => <<"345000123">>},
-             #{tlv_resource_with_value => 16#03, value => <<"1.0">>},
-             #{tlv_multiple_resource => 16#06, value => [
-                                                                         #{tlv_resource_instance => 16#00, value => <<1>>},
-                                                                         #{tlv_resource_instance => 16#01, value => <<5>>}
-                 ]},
-             #{tlv_multiple_resource => 16#07, value => [
-                                                                         #{tlv_resource_instance => 16#00, value => <<16#0ED8:16>>},
-                                                                         #{tlv_resource_instance => 16#01, value => <<16#1388:16>>}
-                 ]},
-             #{tlv_multiple_resource => 16#08, value => [
-                                                                         #{tlv_resource_instance => 16#00, value => <<16#7d>>},
-                                                                         #{tlv_resource_instance => 16#01, value => <<16#0384:16>>}
-             ]},
-             #{tlv_resource_with_value => 16#09, value => <<16#64>>},
-             #{tlv_resource_with_value => 16#0A, value => <<16#0F>>},
-             #{tlv_multiple_resource => 16#0B, value => [
-                 #{tlv_resource_instance => 16#00, value => <<16#00>>}
-             ]},
-             #{tlv_resource_with_value => 16#0D, value => <<16#5182428F:32>>},
-             #{tlv_resource_with_value => 16#0E, value => <<"+02:00">>},
-             #{tlv_resource_with_value => 16#10, value => <<"U">>}
-           ],
-     ?assertEqual(Exp, R),
-     EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
-     ?assertEqual(EncodedBinary, Data).
+case08(_Config) ->
+    % 6.4.3.3 Example of Request on an Object Instance containing an Object Link Resource
+    %   Example 1) request to Object 65 Instance 0: Read /65/0
+    Data = <<16#88, 16#00, 16#0C, 16#44, 16#00, 16#00, 16#42, 16#00, 16#00, 16#44, 16#01, 16#00, 16#42, 16#00, 16#01, 16#C8, 16#01, 16#0D, 16#38, 16#36, 16#31, 16#33, 16#38, 16#30, 16#30, 16#37, 16#35, 16#35, 16#35, 16#30, 16#30, 16#C4, 16#02, 16#12, 16#34, 16#56, 16#78>>,
+    R = emqx_lwm2m_tlv:parse(Data),
+    Exp = [
+        #{tlv_multiple_resource => 16#00, value => [
+            #{tlv_resource_instance => 16#00, value => <<16#00, 16#42, 16#00, 16#00>>},
+            #{tlv_resource_instance => 16#01, value => <<16#00, 16#42, 16#00, 16#01>>}
+            ]},
+        #{tlv_resource_with_value => 16#01, value => <<"8613800755500">>},
+        #{tlv_resource_with_value => 16#02, value => <<16#12345678:32>>}
+    ],
+    ?assertEqual(Exp, R),
+    EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
+    ?assertEqual(EncodedBinary, Data).
 
- case05(_Config) ->
-     % 6.4.3.2 Multiple Object Instance Request Examples
-     %   A) Request on Single-Instance Object
-     Data = <<16#08, 16#00, 16#79, 16#C8, 16#00, 16#14, 16#4F, 16#70, 16#65, 16#6E, 16#20, 16#4D, 16#6F, 16#62, 16#69, 16#6C, 16#65, 16#20, 16#41, 16#6C, 16#6C, 16#69, 16#61, 16#6E, 16#63, 16#65, 16#C8, 16#01, 16#16, 16#4C, 16#69, 16#67, 16#68, 16#74, 16#77, 16#65, 16#69, 16#67, 16#68, 16#74, 16#20, 16#4D, 16#32, 16#4D, 16#20, 16#43, 16#6C, 16#69, 16#65, 16#6E, 16#74, 16#C8, 16#02, 16#09, 16#33, 16#34, 16#35, 16#30, 16#30, 16#30, 16#31, 16#32, 16#33, 16#C3, 16#03, 16#31, 16#2E, 16#30, 16#86, 16#06, 16#41, 16#00, 16#01, 16#41, 16#01, 16#05, 16#88, 16#07, 16#08, 16#42, 16#00, 16#0E, 16#D8, 16#42, 16#01, 16#13, 16#88, 16#87, 16#08, 16#41, 16#00, 16#7D, 16#42, 16#01, 16#03, 16#84, 16#C1, 16#09, 16#64, 16#C1, 16#0A, 16#0F, 16#83, 16#0B, 16#41, 16#00, 16#00, 16#C4, 16#0D, 16#51, 16#82, 16#42, 16#8F, 16#C6, 16#0E, 16#2B, 16#30, 16#32, 16#3A, 16#30, 16#30, 16#C1, 16#10, 16#55>>,
-     R = emqx_lwm2m_tlv:parse(Data),
-     Exp = [
-         #{tlv_object_instance => 16#00, value => [
-             #{tlv_resource_with_value => 16#00, value => <<"Open Mobile Alliance">>},
-             #{tlv_resource_with_value => 16#01, value => <<"Lightweight M2M Client">>},
-             #{tlv_resource_with_value => 16#02, value => <<"345000123">>},
-             #{tlv_resource_with_value => 16#03, value => <<"1.0">>},
-             #{tlv_multiple_resource => 16#06, value => [
-                 #{tlv_resource_instance => 16#00, value => <<1>>},
-                 #{tlv_resource_instance => 16#01, value => <<5>>}
-             ]},
-             #{tlv_multiple_resource => 16#07, value => [
-                 #{tlv_resource_instance => 16#00, value => <<16#0ED8:16>>},
-                 #{tlv_resource_instance => 16#01, value => <<16#1388:16>>}
-             ]},
-             #{tlv_multiple_resource => 16#08, value => [
-                 #{tlv_resource_instance => 16#00, value => <<16#7d>>},
-                 #{tlv_resource_instance => 16#01, value => <<16#0384:16>>}
-             ]},
-             #{tlv_resource_with_value => 16#09, value => <<16#64>>},
-             #{tlv_resource_with_value => 16#0A, value => <<16#0F>>},
-             #{tlv_multiple_resource => 16#0B, value => [
-                 #{tlv_resource_instance => 16#00, value => <<16#00>>}
-             ]},
-             #{tlv_resource_with_value => 16#0D, value => <<16#5182428F:32>>},
-             #{tlv_resource_with_value => 16#0E, value => <<"+02:00">>},
-             #{tlv_resource_with_value => 16#10, value => <<"U">>}
-         ]}
-     ],
-     ?assertEqual(Exp, R),
-     EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
-     ?assertEqual(EncodedBinary, Data).
-
- case06(_Config) ->
-     % 6.4.3.2 Multiple Object Instance Request Examples
-     %   B) Request on Multiple-Instances Object having 2 instances
-     Data = <<16#08, 16#00, 16#0E, 16#C1, 16#00, 16#01, 16#C1, 16#01, 16#00, 16#83, 16#02, 16#41, 16#7F, 16#07, 16#C1, 16#03, 16#7F, 16#08, 16#02, 16#12, 16#C1, 16#00, 16#03, 16#C1, 16#01, 16#00, 16#87, 16#02, 16#41, 16#7F, 16#07, 16#61, 16#01, 16#36, 16#01, 16#C1, 16#03, 16#7F>>,
-     R = emqx_lwm2m_tlv:parse(Data),
-     Exp = [
-         #{tlv_object_instance => 16#00, value => [
-             #{tlv_resource_with_value => 16#00, value => <<16#01>>},
-             #{tlv_resource_with_value => 16#01, value => <<16#00>>},
-             #{tlv_multiple_resource => 16#02, value => [
-                 #{tlv_resource_instance => 16#7F, value => <<16#07>>}
-             ]},
-             #{tlv_resource_with_value => 16#03, value => <<16#7F>>}
-         ]},
-         #{tlv_object_instance => 16#02, value => [
-             #{tlv_resource_with_value => 16#00, value => <<16#03>>},
-             #{tlv_resource_with_value => 16#01, value => <<16#00>>},
-             #{tlv_multiple_resource => 16#02, value => [
-                 #{tlv_resource_instance => 16#7F, value => <<16#07>>},
-                 #{tlv_resource_instance => 16#0136, value => <<16#01>>}
-             ]},
-             #{tlv_resource_with_value => 16#03, value => <<16#7F>>}
-         ]}
-     ],
-     ?assertEqual(Exp, R),
-     EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
-     ?assertEqual(EncodedBinary, Data).
-
- case07(_Config) ->
-     % 6.4.3.2 Multiple Object Instance Request Examples
-     %   C) Request on Multiple-Instances Object having 1 instance only
-     Data = <<16#08, 16#00, 16#0F, 16#C1, 16#00, 16#01, 16#C4, 16#01, 16#00, 16#01, 16#51, 16#80, 16#C1, 16#06, 16#01, 16#C1, 16#07, 16#55>>,
-     R = emqx_lwm2m_tlv:parse(Data),
-     Exp = [
-         #{tlv_object_instance => 16#00, value => [
-             #{tlv_resource_with_value => 16#00, value => <<16#01>>},
-             #{tlv_resource_with_value => 16#01, value => <<86400:32>>},
-             #{tlv_resource_with_value => 16#06, value => <<16#01>>},
-             #{tlv_resource_with_value => 16#07, value => <<$U>>}]}
-     ],
-     ?assertEqual(Exp, R),
-     EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
-     ?assertEqual(EncodedBinary, Data).
-
- case08(_Config) ->
-     % 6.4.3.3 Example of Request on an Object Instance containing an Object Link Resource
-     %   Example 1) request to Object 65 Instance 0: Read /65/0
-     Data = <<16#88, 16#00, 16#0C, 16#44, 16#00, 16#00, 16#42, 16#00, 16#00, 16#44, 16#01, 16#00, 16#42, 16#00, 16#01, 16#C8, 16#01, 16#0D, 16#38, 16#36, 16#31, 16#33, 16#38, 16#30, 16#30, 16#37, 16#35, 16#35, 16#35, 16#30, 16#30, 16#C4, 16#02, 16#12, 16#34, 16#56, 16#78>>,
-     R = emqx_lwm2m_tlv:parse(Data),
-     Exp = [
-         #{tlv_multiple_resource => 16#00, value => [
-             #{tlv_resource_instance => 16#00, value => <<16#00, 16#42, 16#00, 16#00>>},
-             #{tlv_resource_instance => 16#01, value => <<16#00, 16#42, 16#00, 16#01>>}
-             ]},
-         #{tlv_resource_with_value => 16#01, value => <<"8613800755500">>},
-         #{tlv_resource_with_value => 16#02, value => <<16#12345678:32>>}
-     ],
-     ?assertEqual(Exp, R),
-     EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
-     ?assertEqual(EncodedBinary, Data).
-
- case09(_Config) ->
-     % 6.4.3.3 Example of Request on an Object Instance containing an Object Link Resource
-     %   Example 2) request to Object 66: Read /66: TLV payload will contain 2 Object Instances
-     Data = <<16#08, 16#00, 16#26, 16#C8, 16#00, 16#0B, 16#6D, 16#79, 16#53, 16#65, 16#72, 16#76, 16#69, 16#63, 16#65, 16#20, 16#31, 16#C8, 16#01, 16#0F, 16#49, 16#6E, 16#74, 16#65, 16#72, 16#6E, 16#65, 16#74, 16#2E, 16#31, 16#35, 16#2E, 16#32, 16#33, 16#34, 16#C4, 16#02, 16#00, 16#43, 16#00, 16#00, 16#08, 16#01, 16#26, 16#C8, 16#00, 16#0B, 16#6D, 16#79, 16#53, 16#65, 16#72, 16#76, 16#69, 16#63, 16#65, 16#20, 16#32, 16#C8, 16#01, 16#0F, 16#49, 16#6E, 16#74, 16#65, 16#72, 16#6E, 16#65, 16#74, 16#2E, 16#31, 16#35, 16#2E, 16#32, 16#33, 16#35, 16#C4, 16#02, 16#FF, 16#FF, 16#FF, 16#FF>>,
-     R = emqx_lwm2m_tlv:parse(Data),
-     Exp = [
-         #{tlv_object_instance => 16#00, value => [
-             #{tlv_resource_with_value => 16#00, value => <<"myService 1">>},
-             #{tlv_resource_with_value => 16#01, value => <<"Internet.15.234">>},
-             #{tlv_resource_with_value => 16#02, value => <<16#00, 16#43, 16#00, 16#00>>}
-         ]},
-         #{tlv_object_instance => 16#01, value => [
-             #{tlv_resource_with_value => 16#00, value => <<"myService 2">>},
-             #{tlv_resource_with_value => 16#01, value => <<"Internet.15.235">>},
-             #{tlv_resource_with_value => 16#02, value => <<16#FF, 16#FF, 16#FF, 16#FF>>}
-         ]}
-     ],
-     ?assertEqual(Exp, R),
-     EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
-     ?assertEqual(EncodedBinary, Data).
+case09(_Config) ->
+    % 6.4.3.3 Example of Request on an Object Instance containing an Object Link Resource
+    %   Example 2) request to Object 66: Read /66: TLV payload will contain 2 Object Instances
+    Data = <<16#08, 16#00, 16#26, 16#C8, 16#00, 16#0B, 16#6D, 16#79, 16#53, 16#65, 16#72, 16#76, 16#69, 16#63, 16#65, 16#20, 16#31, 16#C8, 16#01, 16#0F, 16#49, 16#6E, 16#74, 16#65, 16#72, 16#6E, 16#65, 16#74, 16#2E, 16#31, 16#35, 16#2E, 16#32, 16#33, 16#34, 16#C4, 16#02, 16#00, 16#43, 16#00, 16#00, 16#08, 16#01, 16#26, 16#C8, 16#00, 16#0B, 16#6D, 16#79, 16#53, 16#65, 16#72, 16#76, 16#69, 16#63, 16#65, 16#20, 16#32, 16#C8, 16#01, 16#0F, 16#49, 16#6E, 16#74, 16#65, 16#72, 16#6E, 16#65, 16#74, 16#2E, 16#31, 16#35, 16#2E, 16#32, 16#33, 16#35, 16#C4, 16#02, 16#FF, 16#FF, 16#FF, 16#FF>>,
+    R = emqx_lwm2m_tlv:parse(Data),
+    Exp = [
+        #{tlv_object_instance => 16#00, value => [
+            #{tlv_resource_with_value => 16#00, value => <<"myService 1">>},
+            #{tlv_resource_with_value => 16#01, value => <<"Internet.15.234">>},
+            #{tlv_resource_with_value => 16#02, value => <<16#00, 16#43, 16#00, 16#00>>}
+        ]},
+        #{tlv_object_instance => 16#01, value => [
+            #{tlv_resource_with_value => 16#00, value => <<"myService 2">>},
+            #{tlv_resource_with_value => 16#01, value => <<"Internet.15.235">>},
+            #{tlv_resource_with_value => 16#02, value => <<16#FF, 16#FF, 16#FF, 16#FF>>}
+        ]}
+    ],
+    ?assertEqual(Exp, R),
+    EncodedBinary = emqx_lwm2m_tlv:encode(Exp),
+    ?assertEqual(EncodedBinary, Data).