Start suite to test attribute conversions

apps/opentelemetry_exporter/test/otel_otlp_common_SUITE.erl

@@ -0,0 +1,39 @@
+-module(otel_otlp_common_SUITE).
+
+-compile(export_all).
+-compile(nowarn_export_all).
+
+-include_lib("stdlib/include/assert.hrl").
+-include_lib("common_test/include/ct.hrl").
+-include_lib("opentelemetry_api/include/opentelemetry.hrl").
+
+all() ->
+    [
+        to_attrs_list_atoms,
+        to_attrs_list_binaries,
+        to_attrs_tuple_binaries
+    ].
+
+
+init_per_suite(Config) ->
+    Config.
+
+end_per_suite(_Config) ->
+    ok.
+
+to_attrs_list_atoms(_Config) ->
+    ArrayExpected = #{value => {array_value, #{values => [#{value => {string_value,<<"a">>}}, #{value => {string_value,<<"b">>}}]}}},
+    [#{value := Actual}] = otel_otlp_common:to_attributes(#{atoms => [a, b]}),
+    ?assertEqual(ArrayExpected, Actual).
+
+
+to_attrs_list_binaries(_Config) ->
+    ArrayExpected = #{value => {array_value, #{values => [#{value => {string_value,<<"a">>}}, #{value => {string_value,<<"b">>}}]}}},
+    [#{value := Actual}] = otel_otlp_common:to_attributes(#{atoms => [<<"a">>, <<"b">>]}),
+    ?assertEqual(ArrayExpected, Actual).
+
+
+to_attrs_tuple_binaries(_Config) ->
+    ArrayExpected = #{value => {array_value, #{values => [#{value => {string_value,<<"a">>}}, #{value => {string_value,<<"b">>}}]}}},
+    [#{value := Actual}] = otel_otlp_common:to_attributes(#{atoms => {<<"a">>, <<"b">>}}),
+    ?assertEqual(ArrayExpected, Actual).