refactor: seperate files, function and structs into seperate packages

packagemanager/homebrew_test.go

@@ -0,0 +1,45 @@
+package packagemanager
+
+import (
+	"os/exec"
+	"system_setup_tool/internal/shell"
+	"testing"
+)
+
+func TestHomebrewManager_Name(t *testing.T) {
+	hm := &HomebrewManager{}
+	if name := hm.Name(); name != "Homebrew" {
+		t.Errorf("Expected name to be 'Homebrew', got %s", name)
+	}
+}
+
+func TestHomebrewManager_InstallManager(t *testing.T) {
+	hm := &HomebrewManager{}
+
+	// Mock exec.LookPath and executeShellCommand
+	shell.ExecLookPath = func(file string) (string, error) {
+		if file == "brew" {
+			return "/usr/local/bin/brew", nil
+		}
+		return "", exec.ErrNotFound
+	}
+	defer func() { shell.ExecLookPath = exec.LookPath }()
+
+	if err := hm.InstallManager(); err != nil {
+		t.Errorf("Expected no error, got %v", err)
+	}
+}
+
+func TestHomebrewManager_InstallPackage(t *testing.T) {
+	hm := &HomebrewManager{}
+
+	// Mock exec.Command
+	shell.ExecCommand = func(name string, arg ...string) *exec.Cmd {
+		return exec.Command("echo", "mocked brew install")
+	}
+	defer func() { shell.ExecCommand = exec.Command }()
+
+	if err := hm.InstallPackage("test-package"); err != nil {
+		t.Errorf("Expected no error, got %v", err)
+	}
+}