package config

import (
	"fmt"
	"os"
	"strings"
	"testing"
)

func TestGetDefaultConfigDir(t *testing.T) {
	ud, _ := os.UserHomeDir()

	desiredPath := fmt.Sprintf("%v/%v", ud, defaultConfigPath)

	if getDefaultConfigDir() != desiredPath {
		t.Errorf("Expected to get %v, instead of this got %v", desiredPath, getDefaultConfigDir())
	}

}

func TestParsingDefaultArguments(t *testing.T) {

	// First item in os.Args is appPath, this have to be mocked
	fakeOSArgs := []string{"appName", "sync"}

	parseResult, err := ParseCliArguments("", "", fakeOSArgs)

	if err != nil {
		t.Errorf("Unexpected error %v", err.Error())
	}

	if parseResult.ConfigurationFile != getDefaultConfigDir() {
		t.Errorf("Default value for configurationFile should be %v, instead of this got %v", getDefaultConfigDir(), parseResult.ConfigurationFile)
	}

	if parseResult.Sync != true {
		t.Errorf("Default value for configurationFile should be %v, instead of this got %v", true, parseResult.Sync)
	}
}

func TestParsingWithoutCommand(t *testing.T) {

	// First item in os.Args is appPath, this have to be mocked
	fakeOSArgs := []string{"appName", "--name", "test"}

	results, err := ParseCliArguments("", "", fakeOSArgs)

	if err == nil {
		t.Errorf("Expected error, not results: %v", results)
	}
	if !strings.Contains(err.Error(), "Please follow this help") {
		t.Errorf("Expected the error contains \"Please follow this help\", but as a result received:  \"%v\"", err.Error())
	}

}

func TestParsingNothingProvided(t *testing.T) {

	// First item in os.Args is appPath, this have to be mocked
	fakeOSArgs := []string{"appName"}

	results, err := ParseCliArguments("", "", fakeOSArgs)

	if err == nil {
		t.Errorf("Expected error, not results: %v", results)
	}

}
func TestParsingNameAndTags(t *testing.T) {

	// First item in os.Args is appPath, this have to be mocked
	fakeOSArgs := []string{"appName", "status", "--tag", "example", "--name", "example"}

	results, err := ParseCliArguments("", "", fakeOSArgs)

	if err == nil {
		t.Errorf("Expected error, not results: %v", results)
	}

	if err.Error() != errNameAndTagsTogether {
		t.Errorf("Expected to get \"%v\", instead of this got \"%v\"", errNameAndTagsTogether, err.Error())
	}

}