diff --git a/.github/workflows/go-test.yml b/.github/workflows/go-test.yml
new file mode 100644
index 0000000..21a5395
--- /dev/null
+++ b/.github/workflows/go-test.yml
@@ -0,0 +1,27 @@
+name: Go Tests
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: 1.22
+
+      - name: Install dependencies
+        run: go mod tidy
+
+      - name: Run tests
+        run: go test ./test -v
+
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 83e1acc..274fcc7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - feat: complete help page implementation
 - feat(core): add interactive main menu as root command
 - feat(main): Improving description for better reading
+- feat(tests): adding tests and github actions
 
 ### Fixes
 - fix(changelog): filter only commits after last recorded hash
diff --git a/internal/changelog_generator.go b/internal/changelog_generator.go
index b41e791..7a09d83 100644
--- a/internal/changelog_generator.go
+++ b/internal/changelog_generator.go
@@ -65,7 +65,7 @@ func getGitLogSince(lastCommit string) ([]string, error) {
 	return filtered, nil
 }
 
-func changelogVersionExists(version string) bool {
+func ChangelogVersionExists(version string) bool {
 	file, err := os.Open("CHANGELOG.md")
 	if err != nil {
 		return false
@@ -82,7 +82,7 @@ func changelogVersionExists(version string) bool {
 	return false
 }
 
-func printChangelogVersion(version string) (features, fixes, others []string) {
+func GetChangelogVersion(version string) (features, fixes, others []string) {
 	file, err := os.ReadFile("CHANGELOG.md")
 	if err != nil {
 		return
@@ -150,7 +150,7 @@ func GenerateChangelog() {
 			Message: "Enter the version for this changelog (e.g., 1.0.0):",
 		}, &version, survey.WithValidator(survey.Required))
 
-		if changelogVersionExists(version) {
+		if ChangelogVersionExists(version) {
 			var choice string
 			survey.AskOne(&survey.Select{
 				Message: fmt.Sprintf("⚠️ Version %s already exists. What do you want to do?", version),
@@ -161,7 +161,7 @@ func GenerateChangelog() {
 			}, &choice)
 
 			if choice == "Add new commits to this version" {
-				existingFeatures, existingFixes, existingOthers := printChangelogVersion(version)
+				existingFeatures, existingFixes, existingOthers := GetChangelogVersion(version)
 				selectedFeatures = append(selectedFeatures, existingFeatures...)
 				selectedFixes = append(selectedFixes, existingFixes...)
 				selectedOthers = append(selectedOthers, existingOthers...)
@@ -179,7 +179,6 @@ func GenerateChangelog() {
 			Default: defaultDate,
 		}, &date)
 	} else {
-		// Mesmo se for edição, mantenha a data antiga
 		date = defaultDate
 	}
 
diff --git a/test/changelog_test.go b/test/changelog_test.go
new file mode 100644
index 0000000..caca863
--- /dev/null
+++ b/test/changelog_test.go
@@ -0,0 +1,75 @@
+package test
+
+import (
+	"os"
+	"testing"
+
+	"github.com/caarloshenriq/forge-cli/internal"
+)
+
+func TestPrintChangelogVersion(t *testing.T) {
+	content := `
+# Changelog
+
+### Version 1.0.0 - 2025-01-01
+
+### Features
+- feat: add login
+
+### Fixes
+- fix: resolve crash on load
+
+### Other commits
+- refactor: simplify config
+`
+
+	err := os.WriteFile("CHANGELOG.md", []byte(content), 0644)
+	if err != nil {
+		t.Fatalf("failed to create changelog: %v", err)
+	}
+	defer os.Remove("CHANGELOG.md")
+
+	features, fixes, others := internal.GetChangelogVersion("1.0.0")
+
+	if len(features) != 1 || features[0] != "feat: add login" {
+		t.Errorf("expected feature not found")
+	}
+	if len(fixes) != 1 || fixes[0] != "fix: resolve crash on load" {
+		t.Errorf("expected fix not found")
+	}
+	if len(others) != 1 || others[0] != "refactor: simplify config" {
+		t.Errorf("expected other commit not found")
+	}
+}
+
+func TestChangelogVersionExists(t *testing.T) {
+	mockChangelog := `
+# Changelog
+
+### Version 1.2.0 - 2025-06-21
+
+### Features
+- feat: test feature
+`
+
+	err := os.WriteFile("CHANGELOG.md", []byte(mockChangelog), 0644)
+	if err != nil {
+		t.Fatalf("failed to write changelog file: %v", err)
+	}
+	defer os.Remove("CHANGELOG.md")
+
+	tests := []struct {
+		version   string
+		expected  bool
+	}{
+		{"1.2.0", true},
+		{"1.0.0", false},
+	}
+
+	for _, tt := range tests {
+		result := internal.ChangelogVersionExists(tt.version)
+		if result != tt.expected {
+			t.Errorf("changelogVersionExists(%q) = %v; want %v", tt.version, result, tt.expected)
+		}
+	}
+}
diff --git a/test/readme_test.go b/test/readme_test.go
new file mode 100644
index 0000000..af9bb33
--- /dev/null
+++ b/test/readme_test.go
@@ -0,0 +1,69 @@
+package test
+
+import (
+	"strings"
+	"testing"
+	"text/template"
+
+	"github.com/caarloshenriq/forge-cli/internal"
+)
+
+func TestReadmeTemplateGeneration(t *testing.T) {
+	data := internal.ReadmeTemplateData{
+		ProjectName:  "Forge CLI",
+		Description:  "CLI to generate boilerplate documentation",
+		Installation: "go install github.com/your/repo",
+		Usage:        "forge-cli generate",
+		License:      "MIT",
+	}
+
+	const expectedContent = `# Forge CLI
+
+CLI to generate boilerplate documentation
+
+## Installation
+
+go install github.com/your/repo
+
+## Usage
+
+forge-cli generate
+
+## License
+
+MIT
+	`
+
+	const readmeTemplate = `# {{.ProjectName}}
+
+{{.Description}}
+
+## Installation
+
+{{.Installation}}
+
+## Usage
+
+{{.Usage}}
+
+## License
+
+{{.License}}`
+
+	tmpl, err := template.New("readme").Parse(readmeTemplate)
+	if err != nil {
+		t.Fatalf("Error parsing template: %v", err)
+	}
+
+	var builder strings.Builder
+	err = tmpl.Execute(&builder, data)
+	if err != nil {
+		t.Fatalf("Error executing template: %v", err)
+	}
+
+	result := builder.String()
+
+	if strings.TrimSpace(result) != strings.TrimSpace(expectedContent) {
+		t.Errorf("Generated content doesn't match expected.\nExpected:\n%s\n\nGot:\n%s", expectedContent, result)
+	}
+}
diff --git a/test/sum_test.go b/test/sum_test.go
new file mode 100644
index 0000000..41e33cf
--- /dev/null
+++ b/test/sum_test.go
@@ -0,0 +1,14 @@
+package test
+
+import "testing"
+
+func sum(a, b int) int {
+	return a + b
+}
+
+func TestSum(t *testing.T) {
+	result := sum(2, 3)
+	if result != 5 {
+		t.Errorf("Espect 5, but get %d", result)
+	}
+}
\ No newline at end of file