standalone benchmark (#3)

Makefile

@@ -1,11 +1,13 @@
 GO ?= go
 GOFMT ?= gofmt "-s"
+CURRENT_DIR := $(shell pwd)
 GO_VERSION=$(shell $(GO) version | cut -c 14- | cut -d' ' -f1 | cut -d'.' -f2)
 PACKAGES ?= $(shell $(GO) list ./...)
 VETPACKAGES ?= $(shell $(GO) list ./... | grep -v /examples/)
 GOFILES := $(shell find . -name "*.go")
-TESTFOLDER := $(shell $(GO) list ./... | grep -v examples | grep -v benchmarks)
-BENCHFOLDER := $(shell $(GO) list ./... | grep benchmarks)
+TESTFOLDER := $(shell $(GO) list ./... | grep -v examples | grep -v benchmark)
+BENCHFOLDER := $(shell $(GO) list .)/benchmark
+BENCHMARK_OUT := $(CURRENT_DIR)/benchmark.out
 TESTTAGS ?= ""
 
 .PHONY: test
@@ -32,23 +34,23 @@ test:
 	done
 
 .PHONY: bench
-# runs benchmarks.
+# runs benchmark.
+bench: SHELL:=/bin/bash
 bench:
-	$(GO) test -benchmem -bench . -v -coverprofile=profile.out $(BENCHFOLDER) > benchmark.out; \
-	cat benchmark.out; \
-	if grep -q "^--- FAIL" benchmark.out; then \
-		rm benchmark.out; \
+	pushd $(CURRENT_DIR)/benchmark > /dev/null; \
+	$(GO) test -benchmem -bench . -v $(BENCHFOLDER) > $(BENCHMARK_OUT); \
+	popd > /dev/null; \
+	cat $(BENCHMARK_OUT); \
+	if grep -q "^--- FAIL" $(BENCHMARK_OUT); then \
+		rm $(BENCHMARK_OUT); \
 		exit 1; \
-	elif grep -q "build failed" benchmark.out; then \
-		rm benchmark.out; \
+	elif grep -q "build failed" $(BENCHMARK_OUT); then \
+		rm $(BENCHMARK_OUT); \
 		exit 1; \
-	elif grep -q "setup failed" benchmark.out; then \
-		rm benchmark.out; \
+	elif grep -q "setup failed" $(BENCHMARK_OUT); then \
+		rm $(BENCHMARK_OUT); \
 		exit 1; \
 	fi; \
-	if [ -f profile.out ]; then \
-		rm profile.out; \
-	fi; \
 
 .PHONY: fmt
 # Ensure consistent code formatting.

benchmarks/cache_deepcopy_test.go → benchmark/cache_deepcopy_test.go

@@ -1,4 +1,4 @@
-package benchmarks
+package benchmark
 
 import (
 	"testing"

benchmarks/cache_test.go → benchmark/cache_test.go

@@ -1,4 +1,4 @@
-package benchmarks
+package benchmark
 
 import (
 	"testing"

benchmark/go.mod

@@ -0,0 +1,11 @@
+module github.com/lovelysunlight/lru-go/benchmark
+
+go 1.22
+
+require (
+	github.com/hashicorp/golang-lru/v2 v2.0.7
+	github.com/lovelysunlight/lru-go v0.0.0-20240826085833-94c9fbd56c3d
+	github.com/pioz/faker v1.7.3
+)
+
+replace github.com/lovelysunlight/lru-go => ../

benchmark/go.sum

@@ -0,0 +1,19 @@
+github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
+github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
+github.com/pioz/faker v1.7.3 h1:Tez8Emuq0UN+/d6mo3a9m/9ZZ/zdfJk0c5RtRatrceM=
+github.com/pioz/faker v1.7.3/go.mod h1:xSpay5w/oz1a6+ww0M3vfpe40pSIykeUPeWEc3TvVlc=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/sourcegraph/conc v0.3.0 h1:OQTbbt6P72L20UqAkXXuLOj79LfEanQ+YQFNpLA9ySo=
+github.com/sourcegraph/conc v0.3.0/go.mod h1:Sdozi7LEKbFPqYX2/J+iBAM6HpqSLTASQIKqDmF7Mt0=
+github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
+github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
+github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

benchmarks/hashicorp_test.go → benchmark/hashicorp_test.go

@@ -1,4 +1,4 @@
-package benchmarks
+package benchmark
 
 import (
 	"testing"

go.mod

@@ -3,8 +3,6 @@ module github.com/lovelysunlight/lru-go
 go 1.22
 
 require (
-	github.com/hashicorp/golang-lru/v2 v2.0.7
-	github.com/pioz/faker v1.7.3
 	github.com/sourcegraph/conc v0.3.0
 	github.com/stretchr/testify v1.9.0
 )

go.sum

@@ -1,28 +1,20 @@
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/hashicorp/golang-lru/v2 v2.0.7 h1:a+bsQ5rvGLjzHuww6tVxozPZFVghXaHOwFs4luLUK2k=
-github.com/hashicorp/golang-lru/v2 v2.0.7/go.mod h1:QeFd9opnmA6QUJc5vARoKUSoFhyfM2/ZepoAG6RGpeM=
 github.com/kr/pretty v0.3.0 h1:WgNl7dwNpEZ6jJ9k1snq4pZsg7DOEN8hP9Xw0Tsjwk0=
 github.com/kr/pretty v0.3.0/go.mod h1:640gp4NfQd8pI5XOwp5fnNeVWj67G7CFk/SaSQn7NBk=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
 github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
-github.com/pioz/faker v1.7.3 h1:Tez8Emuq0UN+/d6mo3a9m/9ZZ/zdfJk0c5RtRatrceM=
-github.com/pioz/faker v1.7.3/go.mod h1:xSpay5w/oz1a6+ww0M3vfpe40pSIykeUPeWEc3TvVlc=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/rogpeppe/go-internal v1.9.0 h1:73kH8U+JUqXU8lRuOHeVHaa/SZPifC7BkcraZVejAe8=
 github.com/rogpeppe/go-internal v1.9.0/go.mod h1:WtVeX8xhTBvf0smdhujwtBcq4Qrzq/fJaraNFVN+nFs=
 github.com/sourcegraph/conc v0.3.0 h1:OQTbbt6P72L20UqAkXXuLOj79LfEanQ+YQFNpLA9ySo=
 github.com/sourcegraph/conc v0.3.0/go.mod h1:Sdozi7LEKbFPqYX2/J+iBAM6HpqSLTASQIKqDmF7Mt0=
-github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=