// Copyright 2013 Google. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd

package github

import (
	"encoding/json"
	"fmt"
	"net/http"
	"net/url"
	"reflect"
	"testing"
)

func TestUsersService_Get_authenticatedUser(t *testing.T) {
	setup()
	defer teardown()

	mux.HandleFunc("/user", func(w http.ResponseWriter, r *http.Request) {
		if m := "GET"; m != r.Method {
			t.Errorf("Request method = %v, want %v", r.Method, m)
		}
		fmt.Fprint(w, `{"id":1}`)
	})

	user, err := client.Users.Get("")
	if err != nil {
		t.Errorf("Users.Get returned error: %v", err)
	}

	want := &User{ID: 1}
	if !reflect.DeepEqual(user, want) {
		t.Errorf("Users.Get returned %+v, want %+v", user, want)
	}
}

func TestUsersService_Get_specifiedUser(t *testing.T) {
	setup()
	defer teardown()

	mux.HandleFunc("/users/u", func(w http.ResponseWriter, r *http.Request) {
		if m := "GET"; m != r.Method {
			t.Errorf("Request method = %v, want %v", r.Method, m)
		}
		fmt.Fprint(w, `{"id":1}`)
	})

	user, err := client.Users.Get("u")
	if err != nil {
		t.Errorf("Users.Get returned error: %v", err)
	}

	want := &User{ID: 1}
	if !reflect.DeepEqual(user, want) {
		t.Errorf("Users.Get returned %+v, want %+v", user, want)
	}
}

func TestUsersService_Get_invalidUser(t *testing.T) {
	_, err := client.Users.Get("%")
	if err == nil {
		t.Errorf("Expected error to be returned")
	}
	if err, ok := err.(*url.Error); !ok {
		t.Errorf("Expected URL parse error, got %+v", err)
	}
}

func TestUsersService_Edit(t *testing.T) {
	setup()
	defer teardown()

	input := &User{Name: "n"}

	mux.HandleFunc("/user", func(w http.ResponseWriter, r *http.Request) {
		v := new(User)
		json.NewDecoder(r.Body).Decode(v)

		if m := "PATCH"; m != r.Method {
			t.Errorf("Request method = %v, want %v", r.Method, m)
		}
		if !reflect.DeepEqual(v, input) {
			t.Errorf("Request body = %+v, want %+v", v, input)
		}

		fmt.Fprint(w, `{"id":1}`)
	})

	user, err := client.Users.Edit(input)
	if err != nil {
		t.Errorf("Users.Edit returned error: %v", err)
	}

	want := &User{ID: 1}
	if !reflect.DeepEqual(user, want) {
		t.Errorf("Users.Edit returned %+v, want %+v", user, want)
	}
}

func TestUsersService_ListAll(t *testing.T) {
	setup()
	defer teardown()

	mux.HandleFunc("/users", func(w http.ResponseWriter, r *http.Request) {
		var v, want string
		if m := "GET"; m != r.Method {
			t.Errorf("Request method = %v, want %v", r.Method, m)
		}
		if v, want = r.FormValue("since"), "1"; v != want {
			t.Errorf("Request since parameter = %v, want %v", v, want)
		}
		fmt.Fprint(w, `[{"id":2}]`)
	})

	opt := &UserListOptions{1}
	users, err := client.Users.ListAll(opt)
	if err != nil {
		t.Errorf("Users.Get returned error: %v", err)
	}

	want := []User{User{ID: 2}}
	if !reflect.DeepEqual(users, want) {
		t.Errorf("Users.ListAll returned %+v, want %+v", users, want)
	}
}