diff --git a/.gitignore b/.gitignore
index 8103f40..1b58775 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,4 +9,5 @@
 test
 autorestic
 data
-dist
\ No newline at end of file
+dist
+coverage*
diff --git a/internal/location_test.go b/internal/location_test.go
index 7720f56..911ae7b 100644
--- a/internal/location_test.go
+++ b/internal/location_test.go
@@ -91,3 +91,30 @@ func TestBuildRestoreCommand(t *testing.T) {
 	expected := []string{"restore", "--target", "to", "--tag", "ar:location:foo", "snapshot", "options"}
 	assertSliceEqual(t, result, expected)
 }
+
+func TestLocationBackupWithMock(t *testing.T) {
+	// Backup original
+	originalExecutor := DefaultExecutor
+	defer func() { DefaultExecutor = originalExecutor }()
+
+	// Inject mock
+	mock := &MockExecutor{
+		ExecuteResticFunc: func(options ExecuteOptions, args ...string) (int, string, error) {
+			assertEqual(t, args[0], "backup")
+			return 0, "success", nil
+		},
+	}
+	DefaultExecutor = mock
+
+	loc := Location{
+		name: "test-location",
+		To:   []string{"test-backend"},
+		From: []string{"/"},
+		Type: "local",
+	}
+
+	errs := loc.Backup(false, false, "")
+	if len(errs) != 0 {
+		t.Errorf("expected no error, got %v", errs)
+	}
+}
diff --git a/internal/mock_executor_test.go b/internal/mock_executor_test.go
new file mode 100644
index 0000000..3408935
--- /dev/null
+++ b/internal/mock_executor_test.go
@@ -0,0 +1,20 @@
+package internal
+
+type MockExecutor struct {
+	ExecuteFunc       func(options ExecuteOptions, args ...string) (int, string, error)
+	ExecuteResticFunc func(options ExecuteOptions, args ...string) (int, string, error)
+}
+
+func (m *MockExecutor) Execute(options ExecuteOptions, args ...string) (int, string, error) {
+	if m.ExecuteFunc != nil {
+		return m.ExecuteFunc(options, args...)
+	}
+	return 0, "", nil
+}
+
+func (m *MockExecutor) ExecuteRestic(options ExecuteOptions, args ...string) (int, string, error) {
+	if m.ExecuteResticFunc != nil {
+		return m.ExecuteResticFunc(options, args...)
+	}
+	return 0, "", nil
+}
diff --git a/internal/utils.go b/internal/utils.go
index c8bf799..d523ce6 100644
--- a/internal/utils.go
+++ b/internal/utils.go
@@ -39,7 +39,14 @@ func (w ColoredWriter) Write(p []byte) (n int, err error) {
 	return len(p), nil
 }
 
-func ExecuteCommand(options ExecuteOptions, args ...string) (int, string, error) {
+type Executor interface {
+	Execute(options ExecuteOptions, args ...string) (int, string, error)
+	ExecuteRestic(options ExecuteOptions, args ...string) (int, string, error)
+}
+
+type RealExecutor struct{}
+
+func (e *RealExecutor) Execute(options ExecuteOptions, args ...string) (int, string, error) {
 	cmd := exec.Command(options.Command, args...)
 	env := os.Environ()
 	for k, v := range options.Envs {
@@ -76,12 +83,22 @@ func ExecuteCommand(options ExecuteOptions, args ...string) (int, string, error)
 	return 0, out.String(), nil
 }
 
-func ExecuteResticCommand(options ExecuteOptions, args ...string) (int, string, error) {
+func (e *RealExecutor) ExecuteRestic(options ExecuteOptions, args ...string) (int, string, error) {
 	options.Command = flags.RESTIC_BIN
 	var c = GetConfig()
 	var optionsAsString = getOptions(c.Global, []string{"all"})
 	args = append(optionsAsString, args...)
-	return ExecuteCommand(options, args...)
+	return e.Execute(options, args...)
+}
+
+var DefaultExecutor Executor = &RealExecutor{}
+
+func ExecuteCommand(options ExecuteOptions, args ...string) (int, string, error) {
+	return DefaultExecutor.Execute(options, args...)
+}
+
+func ExecuteResticCommand(options ExecuteOptions, args ...string) (int, string, error) {
+	return DefaultExecutor.ExecuteRestic(options, args...)
 }
 
 func CopyFile(from, to string) error {
diff --git a/internal/utils_test.go b/internal/utils_test.go
new file mode 100644
index 0000000..079bc88
--- /dev/null
+++ b/internal/utils_test.go
@@ -0,0 +1,27 @@
+package internal
+
+import (
+	"github.com/stretchr/testify/assert"
+	"testing"
+)
+
+func TestExecuteCommandWithMock(t *testing.T) {
+	// Backup original
+	originalExecutor := DefaultExecutor
+	defer func() { DefaultExecutor = originalExecutor }()
+
+	// Inject mock
+	mock := &MockExecutor{
+		ExecuteFunc: func(options ExecuteOptions, args ...string) (int, string, error) {
+			assert.Equal(t, "docker", options.Command)
+			return 0, "mock output", nil
+		},
+	}
+	DefaultExecutor = mock
+
+	code, out, err := ExecuteCommand(ExecuteOptions{Command: "docker"}, "info")
+
+	assert.NoError(t, err)
+	assert.Equal(t, 0, code)
+	assert.Equal(t, "mock output", out)
+}
diff --git a/mise.toml b/mise.toml
new file mode 100644
index 0000000..3020e57
--- /dev/null
+++ b/mise.toml
@@ -0,0 +1,13 @@
+[tools]
+go = "latest"
+restic = "latest"
+
+[tasks.test]
+run = "go test -v ./..."
+
+[tasks.coverage]
+run = "go test -coverprofile=coverage.out ./... && go tool cover -func=coverage.out && go tool cover -html=coverage.out -o coverage.html"
+description = "Generate coverage report"
+
+[tasks.clean]
+run = "rm -f coverage.out coverage.html"
diff --git a/tests/integration_test.go b/tests/integration_test.go
new file mode 100644
index 0000000..9452f70
--- /dev/null
+++ b/tests/integration_test.go
@@ -0,0 +1,223 @@
+package integration_test
+
+import (
+	"os"
+	"os/exec"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func runAutorestic(t *testing.T, dir string, configPath string, args ...string) string {
+	// Find project root dynamically
+	wd, err := os.Getwd()
+	assert.NoError(t, err)
+	root := filepath.Dir(wd)
+
+	mainGo := filepath.Join(root, "main.go")
+
+	// Get restic path from mise
+	resticPath := "/Users/cupcakearmy/.local/share/mise/installs/restic/0.18.1/restic"
+
+	// Convert configPath to absolute path
+	absConfigPath, err := filepath.Abs(configPath)
+	assert.NoError(t, err)
+
+	cmd := exec.Command("go", append([]string{"run", mainGo, "--restic-bin", resticPath, "-c", absConfigPath}, args...)...)
+
+	// Run from root to find go.mod
+	cmd.Dir = root
+
+	// Add mise path to environment and set dummy password
+	cmd.Env = os.Environ()
+	cmd.Env = append(cmd.Env, "PATH="+os.Getenv("PATH"))
+	cmd.Env = append(cmd.Env, "RESTIC_PASSWORD=password")
+
+	output, err := cmd.CombinedOutput()
+	// NOTE: We don't assert NoError here because tests might expect failures
+	return string(output)
+}
+
+func initRepo(t *testing.T, repoPath string) {
+	resticPath := "/Users/cupcakearmy/.local/share/mise/installs/restic/0.18.1/restic"
+	cmd := exec.Command(resticPath, "-r", repoPath, "init")
+	cmd.Env = append(os.Environ(), "RESTIC_PASSWORD=password")
+	output, err := cmd.CombinedOutput()
+	assert.NoError(t, err, string(output))
+}
+
+func TestAutoresticCheck(t *testing.T) {
+	tempDir := t.TempDir()
+
+	configContent := `
+version: 2
+locations:
+  my-data:
+    from: ` + tempDir + `
+    to: local
+backends:
+  local:
+    type: local
+    path: ` + filepath.Join(tempDir, "repo") + `
+    key: password
+`
+	configPath := filepath.Join(tempDir, "autorestic.yml")
+	err := os.WriteFile(configPath, []byte(configContent), 0644)
+	assert.NoError(t, err)
+
+	_ = runAutorestic(t, tempDir, configPath, "check")
+}
+
+func TestBackupRestore(t *testing.T) {
+	tempDir := t.TempDir()
+
+	// 1. Create a source file
+	sourceFile := "source.txt"
+	err := os.WriteFile(filepath.Join(tempDir, sourceFile), []byte("hello world"), 0644)
+	assert.NoError(t, err)
+
+	repoPath := filepath.Join(tempDir, "repo")
+	initRepo(t, repoPath)
+
+	configContent := `
+version: 2
+locations:
+  my-data:
+    from: 
+      - ` + sourceFile + `
+    to: local
+backends:
+  local:
+    type: local
+    path: ` + repoPath + `
+    key: password
+`
+	configPath := filepath.Join(tempDir, "autorestic.yml")
+	err = os.WriteFile(configPath, []byte(configContent), 0644)
+	assert.NoError(t, err)
+
+	// 2. Backup
+	output := runAutorestic(t, tempDir, configPath, "backup", "-l", "my-data")
+	assert.Contains(t, output, "Done")
+
+	// 3. Restore
+	restoreDir := filepath.Join(tempDir, "restore")
+	err = os.MkdirAll(restoreDir, 0755)
+	assert.NoError(t, err)
+	output = runAutorestic(t, tempDir, configPath, "restore", "-l", "my-data", "--to", restoreDir)
+	t.Logf("Restore output: %s", output)
+
+	// DEBUG: List files in restoreDir and subdirectories
+	err = filepath.Walk(restoreDir, func(path string, info os.FileInfo, err error) error {
+		if err != nil {
+			return err
+		}
+		t.Logf("Found: %s", path)
+		return nil
+	})
+	assert.NoError(t, err)
+
+	// 4. Verify
+	// It might be nested depending on how it was backed up
+	// Let's look for source.txt in any subdirectory
+	var restoredFile string
+	err = filepath.Walk(restoreDir, func(path string, info os.FileInfo, err error) error {
+		if !info.IsDir() && info.Name() == "source.txt" {
+			restoredFile = path
+		}
+		return nil
+	})
+	assert.NoError(t, err)
+	assert.NotEmpty(t, restoredFile, "source.txt not found")
+
+	content, err := os.ReadFile(restoredFile)
+	assert.NoError(t, err)
+	assert.Equal(t, "hello world", string(content))
+}
+
+func TestHooks(t *testing.T) {
+	tempDir := t.TempDir()
+
+	// Create a dummy file to back up
+	sourceFile := "source.txt"
+	err := os.WriteFile(filepath.Join(tempDir, sourceFile), []byte("data"), 0644)
+	assert.NoError(t, err)
+
+	repoPath := filepath.Join(tempDir, "repo")
+	initRepo(t, repoPath)
+
+	configContent := `
+version: 2
+locations:
+  my-data:
+    from: 
+      - ` + sourceFile + `
+    to: local
+    hooks:
+      before:
+        - touch before.txt
+      after:
+        - touch after.txt
+backends:
+  local:
+    type: local
+    path: ` + repoPath + `
+    key: password
+`
+	configPath := filepath.Join(tempDir, "autorestic.yml")
+	err = os.WriteFile(configPath, []byte(configContent), 0644)
+	assert.NoError(t, err)
+
+	// Run backup
+	runAutorestic(t, tempDir, configPath, "backup", "-l", "my-data")
+
+	// Verify
+	assert.FileExists(t, filepath.Join(tempDir, "before.txt"))
+	assert.FileExists(t, filepath.Join(tempDir, "after.txt"))
+}
+
+func TestCopy(t *testing.T) {
+	tempDir := t.TempDir()
+
+	// Create a dummy file to back up
+	sourceFile := "source.txt"
+	err := os.WriteFile(filepath.Join(tempDir, sourceFile), []byte("data"), 0644)
+	assert.NoError(t, err)
+
+	repoPath := filepath.Join(tempDir, "repo")
+	initRepo(t, repoPath)
+
+	remoteRepoPath := filepath.Join(tempDir, "remote_repo")
+	initRepo(t, remoteRepoPath)
+
+	configContent := `
+version: 2
+locations:
+  my-data:
+    from: 
+      - ` + sourceFile + `
+    to: local
+    copy:
+      local:
+        - remote
+backends:
+  local:
+    type: local
+    path: ` + repoPath + `
+    key: password
+  remote:
+    type: local
+    path: ` + remoteRepoPath + `
+    key: password
+`
+	configPath := filepath.Join(tempDir, "autorestic.yml")
+	err = os.WriteFile(configPath, []byte(configContent), 0644)
+	assert.NoError(t, err)
+
+	// Run backup
+	output := runAutorestic(t, tempDir, configPath, "backup", "-l", "my-data")
+
+	// Verify copy in output
+	assert.Contains(t, output, "Copying local → remote")
+}
diff --git a/tests/version_test.go b/tests/version_test.go
new file mode 100644
index 0000000..8be0905
--- /dev/null
+++ b/tests/version_test.go
@@ -0,0 +1,14 @@
+package integration_test
+
+import (
+	"github.com/stretchr/testify/assert"
+	"os/exec"
+	"testing"
+)
+
+func TestVersion(t *testing.T) {
+	cmd := exec.Command("go", "run", "../main.go", "--version")
+	out, err := cmd.CombinedOutput()
+	assert.NoError(t, err)
+	assert.Contains(t, string(out), "autorestic")
+}