package twitter

import "testing"

func TestContainsOnlyLegalChars(t *testing.T) {
	goodUsername := "cadoles"
	badUsername := "cadoles!"

	if !containsOnlyLegalChars(goodUsername) {
		t.Errorf("The user is valid but containsOnlyLegalChars says it's not")
	}

	if containsOnlyLegalChars(badUsername) {
		t.Errorf("The user is bad but containsOnlyLegalChars says it's OK")
	}
}

func TestContainsNoIllegalPattern(t *testing.T) {
	goodUsername := "puppetmaster"
	if !containsNoIllegalPattern(goodUsername) {
		t.Errorf("The username is valid but containsNoIllegalPattern says it's not")
	}

	badUsername := "twitterPuppetMaster"
	if containsNoIllegalPattern(badUsername) {
		t.Errorf("The username is bad but containsNoIllegalPattern says it's OK")
	}

}

func TestIsLongEnough(t *testing.T) {
	goodUsername := "cadoles_test"
	if !isLongEnough(goodUsername) {
		t.Errorf("The username is long enough but isLongEnough says it's not")
	}

	badUsername := ""
	if isLongEnough(badUsername) {
		t.Errorf("The username is not long enought but isLongEnough says it's OK")
	}
}

func TestIsShortEnough(t *testing.T) {
	goodUsername := "cadoles_test"
	if !isShortEnough(goodUsername) {
		t.Errorf("The username is short enough but isShortEnough says it's not !")
	}

	badUsername := "cadoles_cadoles_cadoles_cadoles_cadoles"
	if isShortEnough(badUsername) {
		t.Errorf("The username is not short enough but isShortEnough says it's OK !")
	}
}

func TestIsValid(t *testing.T) {
	var tw Twitter
	goodUsername := "cadoles"
	if !tw.IsValid(goodUsername) {
		t.Errorf("The username is valid and isValid says it's not !")
	}
}

func TestIsToShort(t *testing.T) {
	var tw Twitter
	toShort := ""
	if tw.IsValid(toShort) {
		t.Errorf("The is to short but isValid says it's OK !")
	}

}

func TestIsToLong(t *testing.T) {
	var tw Twitter
	toLong := "cadoles_cadoles_cadoles_cadoles_cadoles_cadoles"
	if tw.IsValid(toLong) {
		t.Errorf("The username is to long but isValid says it's OK !")
	}
}

func TestContainsBadPattern(t *testing.T) {
	var tw Twitter
	twitterBad := "twittercadoles"
	if tw.IsValid(twitterBad) {
		t.Errorf("The username contains twitter but isValid says it's OK !")
	}

}

func TestTakenUsername(t *testing.T) {
	var tw Twitter
	username := "puppetmaster"
	res, err := tw.IsAvailable(username)
	if err == nil {
		t.Errorf("The user is supposed to be taken ! [%s]", err)
	}

	if res {
		t.Errorf("The user is not supposed to be available !")
	}

}

func TestFreeUsername(t *testing.T) {
	var tw Twitter
	username := "caseiro23"
	res, err := tw.IsAvailable(username)
	if err != nil {
		t.Errorf("The user is supposed to be free ! [%s]", err)
	}

	if res == false {
		t.Errorf("The user is supposed to be available !")
	}

}