package commands

import (
	"os/user"
	"path/filepath"
	"testing"
)

func TestGetCacheDirDefault(t *testing.T) {
	configuration, _ := NewConfigFromYamlBytes([]byte(""))

	if configuration.GetCacheDir() != getDefaultCacheDirectory() {
		t.Errorf("Expected default %s, got %s instead.", getDefaultCacheDirectory(), configuration.GetCacheDir())
	}
}

func TestGetCacheDirExpandsTilde(t *testing.T) {
	configuration, _ := NewConfigFromYamlBytes([]byte(""))
	user, _ := user.Current()

	cacheDir := configuration.GetCacheDir()
	if filepath.HasPrefix(configuration.GetCacheDir(), "~") {
		t.Errorf("Expected tilde to be expanded, was not.")
	}

	if !filepath.HasPrefix(cacheDir, user.HomeDir) {
		t.Errorf("Expected tilder to be expanded, was not.")
	}
}

func TestGetCacheDirReturnsCachePath(t *testing.T) {
	sample := `
    cache:
        dir: "/tmp/cache-dir"
    `
	configuration, _ := NewConfigFromYamlBytes([]byte(sample))
	cacheDir := configuration.GetCacheDir()
	if cacheDir != "/tmp/cache-dir" {
		t.Errorf("Unexpected cache path: %s", cacheDir)
	}
}