package sip_test

import (
	"errors"
	"github.com/jart/gosip/sip"
	"reflect"
	"testing"
)

type uriTest struct {
	s          string
	e          error
	uri        *sip.URI
	skipFormat bool
}

var uriTests = []uriTest{

	uriTest{
		s: "",
		e: errors.New("Empty URI"),
	},

	uriTest{
		s: "sip:",
		e: errors.New("Incomplete URI: sip:"),
	},

	uriTest{
		s: "sip:example.com:LOL",
		e: errors.New("Error in URI at pos 16: sip:example.com:LOL"),
	},

	uriTest{
		s: "sip:example.com",
		uri: &sip.URI{
			Scheme: "sip",
			Host:   "example.com",
		},
	},

	uriTest{
		s: "sip:example.com:5060",
		uri: &sip.URI{
			Scheme: "sip",
			Host:   "example.com",
			Port:   5060,
		},
	},

	uriTest{
		s: "sips:jart@google.com",
		uri: &sip.URI{
			Scheme: "sips",
			User:   "jart",
			Host:   "google.com",
		},
	},

	uriTest{
		s: "sips:jart@google.com:5060",
		uri: &sip.URI{
			Scheme: "sips",
			User:   "jart",
			Host:   "google.com",
			Port:   5060,
		},
	},

	uriTest{
		s: "sips:jart:letmein@google.com",
		uri: &sip.URI{
			Scheme: "sips",
			User:   "jart",
			Pass:   "letmein",
			Host:   "google.com",
		},
	},

	uriTest{
		s: "sips:jart:LetMeIn@google.com:5060",
		uri: &sip.URI{
			Scheme: "sips",
			User:   "jart",
			Pass:   "LetMeIn",
			Host:   "google.com",
			Port:   5060,
		},
	},

	uriTest{
		s: "sips:GOOGLE.com",
		uri: &sip.URI{
			Scheme: "sips",
			Host:   "google.com",
		},
		skipFormat: true,
	},

	uriTest{
		s: "sip:[dead:beef::666]:5060",
		uri: &sip.URI{
			Scheme: "sip",
			Host:   "dead:beef::666",
			Port:   5060,
		},
	},

	uriTest{
		s: "sip:dead:beef::666:5060",
		e: errors.New("Error in URI at pos 9: sip:dead:beef::666:5060"),
	},

	uriTest{
		s: "tel:+12126660420",
		uri: &sip.URI{
			Scheme: "tel",
			Host:   "+12126660420",
		},
	},

	uriTest{
		s: "sip:bob%20barker:priceisright@[dead:beef::666]:5060;isup-oli=00",
		uri: &sip.URI{
			Scheme: "sip",
			User:   "bob barker",
			Pass:   "priceisright",
			Host:   "dead:beef::666",
			Port:   5060,
			Params: sip.Params{
				"isup-oli": "00",
			},
		},
	},

	uriTest{
		s: "sips:google.com ;lol ;h=omg",
		uri: &sip.URI{
			Scheme: "sips",
			Host:   "google.com",
			Params: sip.Params{
				"lol": "",
				"h":   "omg",
			},
		},
		skipFormat: true,
	},

	uriTest{
		s: "SIP:example.com",
		uri: &sip.URI{
			Scheme: "sip",
			Host:   "example.com",
		},
		skipFormat: true,
	},

	uriTest{
		s: "sips:alice@atlanta.com?priority=urgent&subject=project%20x",
		uri: &sip.URI{
			Scheme: "sips",
			User:   "alice",
			Host:   "atlanta.com",
			Headers: sip.URIHeaders{
				"subject":  "project x",
				"priority": "urgent",
			},
		},
	},

	uriTest{
		s: "sip:+1-212-555-1212:1234@gateway.com;user=phone",
		uri: &sip.URI{
			Scheme: "sip",
			User:   "+1-212-555-1212",
			Pass:   "1234",
			Host:   "gateway.com",
			Params: sip.Params{
				"user": "phone",
			},
		},
	},

	uriTest{
		s: "sip:atlanta.com;method=register?to=alice%40atlanta.com",
		uri: &sip.URI{
			Scheme: "sip",
			Host:   "atlanta.com",
			Params: sip.Params{
				"method": "register",
			},
			Headers: sip.URIHeaders{
				"to": "alice@atlanta.com",
			},
		},
	},

	uriTest{
		s: "sip:alice;day=tuesday@atlanta.com",
		uri: &sip.URI{
			Scheme: "sip",
			User:   "alice;day=tuesday",
			Host:   "atlanta.com",
		},
		skipFormat: true, // TODO(jart): Fix this.
	},
}

func TestParseURI(t *testing.T) {
	for _, test := range uriTests {
		uri, err := sip.ParseURI(test.s)
		if err != nil {
			if !reflect.DeepEqual(test.e, err) {
				t.Errorf("%s\nWant: %#v\nGot:  %#v", test.s, test.e, err)
			}
		} else {
			if !reflect.DeepEqual(test.uri, uri) {
				t.Errorf("%s\nWant: %#v\nGot:  %#v", test.s, test.uri, uri)
			}
		}
	}
}

func TestFormatURI(t *testing.T) {
	for _, test := range uriTests {
		if test.skipFormat || test.e != nil {
			continue
		}
		uri := test.uri.String()
		if test.s != uri {
			t.Error(test.s, "!=", uri)
		}
	}
}