[e2e] add tests

.github/workflows/go.yml

@@ -67,3 +67,30 @@ jobs:
       #   uses: codecov/codecov-action@v4
       #   with:
       #     token: ${{ secrets.CODECOV_TOKEN }}
+
+  e2e-test:
+    name: E2E Test
+    runs-on: ubuntu-latest
+    needs: test
+    steps:
+      # step 1: checkout repository code
+      - name: Checkout code into workspace directory
+        uses: actions/checkout@v4
+
+      # step 2: set up go
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: stable
+
+      # step 3: install main project dependencies
+      - name: Install main Go dependencies
+        run: go mod download
+
+      # step 4: install e2e test dependencies
+      - name: Install E2E test dependencies
+        run: cd tests/e2e && go mod download
+
+      # step 5: run e2e tests with verbose output
+      - name: Run E2E tests
+        run: cd tests/e2e && go test -v ./...

internal/commands/webhooks/register.go

@@ -2,6 +2,7 @@ package webhooks
 
 import (
 	"fmt"
+	"net/url"
 	"strings"
 
 	"github.com/android-sms-gateway/cli/internal/core/codes"
@@ -41,17 +42,23 @@ var register = &cli.Command{
 		},
 	},
 	Action: func(c *cli.Context) error {
-		url := c.Args().Get(0)
-		if url == "" {
+		targetUrl := strings.TrimSpace(c.Args().Get(0))
+		if targetUrl == "" {
 			return cli.Exit("URL is empty", codes.ParamsError)
 		}
 
+		// accept only absolute http/https URLs
+		parsed, err := url.Parse(targetUrl)
+		if err != nil || parsed.Host == "" || (parsed.Scheme != "http" && parsed.Scheme != "https") {
+			return cli.Exit("invalid URL", codes.ParamsError)
+		}
+
 		client := metadata.GetClient(c.App.Metadata)
 		renderer := metadata.GetRenderer(c.App.Metadata)
 
 		req := smsgateway.Webhook{
 			ID:    c.String("id"),
-			URL:   url,
+			URL:   targetUrl,
 			Event: c.String("event"),
 		}
 

tests/e2e/general_test.go

@@ -0,0 +1,25 @@
+package e2e
+
+import (
+	"bytes"
+	"os/exec"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestHelpFlag(t *testing.T) {
+	// Run the CLI binary with the --help flag
+	var stdout, stderr bytes.Buffer
+
+	cmd := exec.Command("./smsgate", "--help")
+	cmd.Stdout = &stdout
+	cmd.Stderr = &stderr
+
+	err := cmd.Run()
+
+	assert.NoError(t, err)
+
+	// Verify the output
+	assert.Contains(t, stdout.String(), "CLI interface for working with SMS Gateway for Android™")
+}

tests/e2e/go.mod

@@ -0,0 +1,11 @@
+module e2e
+
+go 1.24.3
+
+require github.com/stretchr/testify v1.10.0
+
+require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)

tests/e2e/go.sum

@@ -0,0 +1,10 @@
+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 v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
+github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+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=

tests/e2e/main_test.go

@@ -0,0 +1,23 @@
+package e2e
+
+import (
+	"os"
+	"os/exec"
+	"testing"
+)
+
+func TestMain(m *testing.M) {
+	// Build the CLI binary
+	cmd := exec.Command("go", "build", "-o", "tests/e2e/smsgate", "cmd/smsgate/smsgate.go")
+	cmd.Dir = "../../"
+	err := cmd.Run()
+	if err != nil {
+		panic(err)
+	}
+
+	code := m.Run()
+
+	_ = os.Remove("smsgate")
+
+	os.Exit(code)
+}