Add bench target

Makefile

@@ -4,6 +4,14 @@ REBAR3=./bin/rebar3
 
 all: compile
 
+bench:
+	@echo "Benchmarking..."
+	@$(REBAR3) as test compile
+	@erl -noshell \
+	     -pa _build/test/lib/*/ebin \
+	     -eval 'shackle_bench:run()' \
+	     -eval 'init:stop()'
+
 clean:
 	@echo "Running rebar3 clean..."
 	@$(REBAR3) clean -a
@@ -37,8 +45,8 @@ profile:
 	@$(REBAR3) as test compile
 	@erl -noshell \
 	     -pa _build/test/lib/*/ebin \
-		 -eval 'shackle_profile:fprofx()' \
-		 -eval 'init:stop()'
+	     -eval 'shackle_profile:run()' \
+	     -eval 'init:stop()'
 	@_build/test/lib/fprofx/erlgrindx -p fprofx.analysis
 	@$(CACHEGRIND) fprofx.cgrind
 
@@ -50,4 +58,4 @@ xref:
 	@echo "Running rebar3 xref..."
 	@$(REBAR3) xref
 
-.PHONY: clean compile coveralls dialyzer edoc elvis eunit profile xref
+.PHONY: bench clean compile coveralls dialyzer edoc elvis eunit profile xref

rebar.config

@@ -18,11 +18,6 @@
   {platform_define, "19", 'RAND'}
 ]}.
 
-{plugins, [
-  {coveralls,
-    {git, "https://github.com/markusn/coveralls-erl", {branch, "master"}}}
-]}.
-
 {profiles, [
   {compile, [
     {erl_opts, [
@@ -44,8 +39,10 @@
   ]},
   {test, [
     {deps, [
-      {fprofx, {git, "https://github.com/ransomr/fprofx.git",
-          {branch, "master"}}}
+      {fprofx,
+        {git, "https://github.com/ransomr/fprofx.git", {branch, "otp_19"}}},
+      {timing,
+        {git, "https://github.com/lpgauth/timing.git", {branch, "master"}}}
     ]},
     {plugins, [
       {coveralls,

test/shackle_bench.erl

@@ -0,0 +1,28 @@
+-module(shackle_bench).
+-include("test.hrl").
+
+-export([
+    run/0
+]).
+
+-define(N, 1000).
+-define(P, 20).
+
+%% public
+-spec run() -> ok.
+
+run() ->
+    shackle_test_utils:preload_modules(),
+    application:start(shackle),
+    arithmetic_tcp_client:start(),
+
+    Timing = timing:function(fun () ->
+        arithmetic_tcp_client:add(10, 10)
+    end, ?N, ?P),
+
+    io:format("~p~n", [Timing]),
+
+    arithmetic_tcp_client:stop(),
+    application:stop(shackle),
+
+    ok.

test/shackle_profile.erl

@@ -2,20 +2,17 @@
 -include("test.hrl").
 
 -export([
-    fprofx/0
+    run/0
 ]).
 
 -define(N, 1000).
 -define(P, 20).
 
 %% public
--spec fprofx() -> ok.
-
-fprofx() ->
-    Filenames = filelib:wildcard("_build/default/lib/*/ebin/*.beam"),
-    Rootnames = [filename:rootname(Filename, ".beam") || Filename <- Filenames],
-    lists:foreach(fun code:load_abs/1, Rootnames),
+-spec run() -> ok.
 
+run() ->
+    shackle_test_utils:preload_modules(),
     application:start(shackle),
 
     fprofx:start(),

test/shackle_test_utils.erl

@@ -0,0 +1,11 @@
+-module(shackle_test_utils).
+
+-export([
+    preload_modules/0
+]).
+
+%% public
+preload_modules() ->
+    Filenames = filelib:wildcard("_build/default/lib/*/ebin/*.beam"),
+    Rootnames = [filename:rootname(Filename, ".beam") || Filename <- Filenames],
+    lists:foreach(fun code:load_abs/1, Rootnames).