feat: cleanup module, add examples and tests

Makefile

@@ -7,3 +7,9 @@ build-rust:
 
 test:
 	cd ./mcaptcha-pow-ffi/ && cargo test
+
+example:
+	go run examples/main.go ^C
+
+test:
+	go test

examples/main.go

@@ -0,0 +1,22 @@
+package main
+
+import (
+	"C"
+	"fmt"
+
+	"git.batsense.net/mCaptcha/gomcaptcha"
+)
+
+func main() {
+
+	salt := "56126a526f6f1e6728e904d8b574ebb8"
+	phrase := "ef055efeac72b99ed24af687e49d6ec7"
+	difficulty := uint(50000)
+
+	res := gomcaptcha.ProveWork(salt, phrase, difficulty)
+	fmt.Println(res.Nonce)
+	fmt.Println(res.Result)
+	fmt.Println(res.IsSufficientDifficulty(salt, difficulty))
+	fmt.Println(res.IsValidProof(phrase, salt))
+
+}

go.mod

@@ -1,3 +1,10 @@
-module git.batsense.net/mCaptcha/mcaptcha-pow-go
+module git.batsense.net/mCaptcha/gomcaptcha
 
 go 1.21.5
+
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/stretchr/testify v1.8.4 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)

go.sum

@@ -0,0 +1,9 @@
+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/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

gomcaptcha.go

@@ -1,4 +1,4 @@
-package "mcaptcha_pow_go"
+package gomcaptcha
 
 /*
 #cgo LDFLAGS: ./lib/libmcaptcha_pow_ffi.a -ldl
@@ -6,11 +6,10 @@ package "mcaptcha_pow_go"
 #include <stdlib.h>
 */
 import "C"
-import "fmt"
 
 type ProofOfWork struct {
-	nonce  uint64
-	result string
+	Nonce  uint64
+	Result string
 }
 
 func ProveWork(salt string, phrase string, difficulty uint) ProofOfWork {
@@ -18,16 +17,16 @@ func ProveWork(salt string, phrase string, difficulty uint) ProofOfWork {
 		C.CString(phrase), C.uint(difficulty))
 
 	return ProofOfWork{
-		nonce:  uint64(res.nonce),
-		result: C.GoString(res.result),
+		Nonce:  uint64(res.nonce),
+		Result: C.GoString(res.result),
 	}
 
 }
 
 func (v ProofOfWork) IsSufficientDifficulty(salt string, difficulty uint) bool {
 	res := C.is_sufficient_difficulty(
-		C.ulong(v.nonce),
-		C.CString(v.result),
+		C.ulong(v.Nonce),
+		C.CString(v.Result),
 		C.CString(salt),
 		C.uint(difficulty))
 	return bool(res)
@@ -36,8 +35,8 @@ func (v ProofOfWork) IsSufficientDifficulty(salt string, difficulty uint) bool {
 
 func (v ProofOfWork) IsValidProof(phrase string, salt string) bool {
 	res := C.is_valid_proof(
-		C.ulong(v.nonce),
-		C.CString(v.result),
+		C.ulong(v.Nonce),
+		C.CString(v.Result),
 		C.CString(phrase),
 		C.CString(salt))
 	return bool(res)

gomcaptcha_test.go

@@ -0,0 +1,18 @@
+package gomcaptcha
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGoMcaptcha(t *testing.T) {
+
+	salt := "56126a526f6f1e6728e904d8b574ebb8"
+	phrase := "ef055efeac72b99ed24af687e49d6ec7"
+	difficulty := uint(50000)
+
+	res := ProveWork(salt, phrase, difficulty)
+	assert.True(t, res.IsSufficientDifficulty(salt, difficulty))
+	assert.True(t, res.IsValidProof(phrase, salt))
+}