test: `/prometheus/stats` endpoint format in json

apps/emqx_prometheus/test/emqx_prometheus_SUITE.erl

@@ -22,21 +22,23 @@
 -compile(nowarn_export_all).
 -compile(export_all).
 
--define(LEGACY_CONF_DEFAULT, <<
-    "prometheus {\n"
-    "  push_gateway_server = \"http://127.0.0.1:9091\"\n"
-    "  interval = \"1s\"\n"
-    "  headers = { Authorization = \"some-authz-tokens\"}\n"
-    "  job_name = \"${name}~${host}\"\n"
-    "  enable = true\n"
-    "  vm_dist_collector = disabled\n"
-    "  mnesia_collector = disabled\n"
-    "  vm_statistics_collector = disabled\n"
-    "  vm_system_info_collector = disabled\n"
-    "  vm_memory_collector = disabled\n"
-    "  vm_msacc_collector = disabled\n"
-    "}\n"
->>).
+-define(CLUSTER_RPC_SHARD, emqx_cluster_rpc_shard).
+%% erlfmt-ignore
+-define(LEGACY_CONF_DEFAULT, <<"
+prometheus {
+    push_gateway_server = \"http://127.0.0.1:9091\"
+    interval = \"1s\"
+    headers = { Authorization = \"some-authz-tokens\"}
+    job_name = \"${name}~${host}\"
+    enable = true
+    vm_dist_collector = disabled
+    mnesia_collector = disabled
+    vm_statistics_collector = disabled
+    vm_system_info_collector = disabled
+    vm_memory_collector = disabled
+    vm_msacc_collector = disabled
+}
+">>).
 
 -define(CONF_DEFAULT, #{
     <<"prometheus">> =>

apps/emqx_prometheus/test/emqx_prometheus_api_SUITE.erl

@@ -279,20 +279,23 @@ t_stats_no_auth_api(_) ->
             ok
     end,
     emqx_dashboard_listener:regenerate_minirest_dispatch(),
-    Json = [{"accept", "application/json"}],
-    request_stats(Json, []).
+    Headers = accept_josn_header(),
+    request_stats(Headers, []).
 
 t_stats_auth_api(_) ->
     {ok, _} = emqx:update_config([prometheus, enable_basic_auth], true),
     emqx_dashboard_listener:regenerate_minirest_dispatch(),
     Auth = emqx_mgmt_api_test_util:auth_header_(),
-    JsonAuth = [{"accept", "application/json"}, Auth],
-    request_stats(JsonAuth, Auth),
+    Headers = [Auth | accept_josn_header()],
+    request_stats(Headers, Auth),
     ok.
 
-request_stats(JsonAuth, Auth) ->
+accept_josn_header() ->
+    [{"accept", "application/json"}].
+
+request_stats(Headers, Auth) ->
     Path = emqx_mgmt_api_test_util:api_path(["prometheus", "stats"]),
-    {ok, Response} = emqx_mgmt_api_test_util:request_api(get, Path, "", JsonAuth),
+    {ok, Response} = emqx_mgmt_api_test_util:request_api(get, Path, "", Headers),
     Data = emqx_utils_json:decode(Response, [return_maps]),
     ?assertMatch(#{<<"client">> := _, <<"delivery">> := _}, Data),
     {ok, _} = emqx_mgmt_api_test_util:request_api(get, Path, "", Auth),