package utils

import (
	"strings"
	"testing"
)

func TestIsNewerVersion(t *testing.T) {
	tests := []struct {
		name     string
		remote   string
		local    string
		expected bool
	}{
		{
			name:     "newer version available",
			remote:   "v0.2.0",
			local:    "v0.1.0",
			expected: true,
		},
		{
			name:     "same version",
			remote:   "v0.1.0",
			local:    "v0.1.0",
			expected: false,
		},
		{
			name:     "local is newer",
			remote:   "v0.1.0",
			local:    "v0.2.0",
			expected: false,
		},
		{
			name:     "without v prefix",
			remote:   "0.2.0",
			local:    "0.1.0",
			expected: true,
		},
		{
			name:     "mixed prefix",
			remote:   "v0.2.0",
			local:    "0.1.0",
			expected: true,
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			result := isNewerVersion(tt.remote, tt.local)
			if result != tt.expected {
				t.Errorf("isNewerVersion(%s, %s) = %v, expected %v", tt.remote, tt.local, result, tt.expected)
			}
		})
	}
}

func TestGetLatestRemoteTag(t *testing.T) {
	tag, err := getLatestRemoteTag()
	if err != nil {
		t.Skipf("Skipping test: unable to fetch remote tags: %v", err)
		return
	}

	if tag == "" {
		t.Error("Expected non-empty tag, got empty string")
	}

	if !strings.HasPrefix(tag, "v") {
		t.Errorf("Expected tag to start with 'v', got: %s", tag)
	}

	t.Logf("Latest remote tag: %s", tag)
}