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// Copyright 2016 Canonical Ltd.
// Licensed under the LGPLv3, see LICENCE file for details.
package candidclient_test
import (
"testing"
"time"
qt "github.com/frankban/quicktest"
"github.com/canonical/candid/candidclient"
"github.com/canonical/candid/candidtest"
)
func TestPermChecker(t *testing.T) {
c := qt.New(t)
defer c.Done()
srv := candidtest.NewServer()
srv.AddUser("server-user", candidtest.GroupListGroup)
srv.AddUser("alice", "somegroup")
client, err := candidclient.New(candidclient.NewParams{
BaseURL: srv.URL.String(),
Client: srv.Client("server-user"),
})
c.Assert(err, qt.IsNil)
pc := candidclient.NewPermChecker(client, time.Hour)
// No permissions always yields false.
ok, err := pc.Allow("bob", nil)
c.Assert(err, qt.IsNil)
c.Assert(ok, qt.Equals, false)
// If the user isn't found, we return a (false, nil)
ok, err = pc.Allow("bob", []string{"beatles"})
c.Assert(err, qt.IsNil)
c.Assert(ok, qt.Equals, false)
// If the perms allow everyone, it's ok
ok, err = pc.Allow("bob", []string{"noone", "everyone"})
c.Assert(err, qt.IsNil)
c.Assert(ok, qt.Equals, true)
// If the perms allow everyone@somewhere, it's ok.
ok, err = pc.Allow("bob@somewhere", []string{"everyone@somewhere"})
c.Assert(err, qt.IsNil)
c.Assert(ok, qt.Equals, true)
// Check that the everyone@x logic works with multiple @s.
ok, err = pc.Allow("bob@foo@somewhere@else", []string{"everyone@somewhere@else"})
c.Assert(err, qt.IsNil)
c.Assert(ok, qt.Equals, true)
// Check that we're careful enough about "everyone" as a prefix
// to a user name.
ok, err = pc.Allow("bobx", []string{"everyonex"})
c.Assert(err, qt.IsNil)
c.Assert(ok, qt.Equals, false)
// If the perms allow the user itself, it's ok
ok, err = pc.Allow("bob", []string{"noone", "bob"})
c.Assert(err, qt.IsNil)
c.Assert(ok, qt.Equals, true)
srv.AddUser("bob", "beatles")
// The group details are currently cached by the client,
// so the original request will still fail.
ok, err = pc.Allow("bob", []string{"beatles"})
c.Assert(err, qt.IsNil)
c.Assert(ok, qt.Equals, false)
// Clearing the cache allows it to succeed.
pc.CacheEvictAll()
ok, err = pc.Allow("bob", []string{"beatles"})
c.Assert(err, qt.IsNil)
c.Assert(ok, qt.Equals, true)
}
func TestGroupCache(t *testing.T) {
c := qt.New(t)
defer c.Done()
srv := candidtest.NewServer()
srv.AddUser("server-user", candidtest.GroupListGroup)
srv.AddUser("alice", "somegroup", "othergroup")
client, err := candidclient.New(candidclient.NewParams{
BaseURL: srv.URL.String(),
Client: srv.Client("server-user"),
})
c.Assert(err, qt.IsNil)
cache := candidclient.NewGroupCache(client, time.Hour)
// If the user isn't found, we retturn no groups.
g, err := cache.Groups("bob")
c.Assert(err, qt.IsNil)
c.Assert(g, qt.HasLen, 0)
g, err = cache.Groups("alice")
c.Assert(err, qt.IsNil)
c.Assert(g, qt.DeepEquals, []string{"othergroup", "somegroup"})
srv.AddUser("bob", "beatles")
// The group details are currently cached by the client,
// so we'll still see the original group membership.
g, err = cache.Groups("bob")
c.Assert(err, qt.IsNil)
c.Assert(g, qt.HasLen, 0)
// Clearing the cache allows it to succeed.
cache.CacheEvictAll()
g, err = cache.Groups("bob")
c.Assert(err, qt.IsNil)
c.Assert(g, qt.DeepEquals, []string{"beatles"})
}
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