forked from tsuru/tsuru
/
router_test.go
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/
router_test.go
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// Copyright 2015 tsuru authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package router
import (
"errors"
"github.com/tsuru/config"
"gopkg.in/check.v1"
)
func (s *S) TestRegisterAndGet(c *check.C) {
var r Router
var prefixes []string
var names []string
routerCreator := func(name, prefix string) (Router, error) {
names = append(names, name)
prefixes = append(prefixes, prefix)
return r, nil
}
Register("router", routerCreator)
config.Set("routers:mine:type", "router")
defer config.Unset("routers:mine:type")
got, err := Get("mine")
c.Assert(err, check.IsNil)
c.Assert(r, check.DeepEquals, got)
c.Assert(names, check.DeepEquals, []string{"mine"})
c.Assert(prefixes, check.DeepEquals, []string{"routers:mine"})
_, err = Get("unknown-router")
c.Assert(err, check.Not(check.IsNil))
c.Assert("config key 'routers:unknown-router:type' not found", check.Equals, err.Error())
config.Set("routers:mine-unknown:type", "unknown")
defer config.Unset("routers:mine-unknown:type")
_, err = Get("mine-unknown")
c.Assert(err, check.Not(check.IsNil))
c.Assert(`unknown router: "unknown".`, check.Equals, err.Error())
}
func (s *S) TestRegisterAndGetCustomNamedRouter(c *check.C) {
var names []string
var prefixes []string
routerCreator := func(name, prefix string) (Router, error) {
names = append(names, name)
prefixes = append(prefixes, prefix)
var r Router
return r, nil
}
Register("myrouter", routerCreator)
config.Set("routers:inst1:type", "myrouter")
config.Set("routers:inst2:type", "myrouter")
defer config.Unset("routers:inst1:type")
defer config.Unset("routers:inst2:type")
_, err := Get("inst1")
c.Assert(err, check.IsNil)
_, err = Get("inst2")
c.Assert(err, check.IsNil)
c.Assert(names, check.DeepEquals, []string{"inst1", "inst2"})
c.Assert(prefixes, check.DeepEquals, []string{"routers:inst1", "routers:inst2"})
}
func (s *S) TestStore(c *check.C) {
err := Store("appname", "routername", "fake")
c.Assert(err, check.IsNil)
name, err := Retrieve("appname")
c.Assert(err, check.IsNil)
c.Assert(name, check.Equals, "routername")
err = Remove("appname")
c.Assert(err, check.IsNil)
}
func (s *S) TestRetrieveWithoutKind(c *check.C) {
err := Store("appname", "routername", "")
c.Assert(err, check.IsNil)
data, err := retrieveRouterData("appname")
c.Assert(err, check.IsNil)
delete(data, "_id")
c.Assert(data, check.DeepEquals, map[string]string{
"app": "appname",
"router": "routername",
"kind": "hipache",
})
}
func (s *S) TestRetireveNotFound(c *check.C) {
name, err := Retrieve("notfound")
c.Assert(err, check.Not(check.IsNil))
c.Assert("", check.Equals, name)
}
func (s *S) TestSwapBackendName(c *check.C) {
err := Store("appname", "routername", "fake")
c.Assert(err, check.IsNil)
defer Remove("appname")
err = Store("appname2", "routername2", "fake")
c.Assert(err, check.IsNil)
defer Remove("appname2")
err = swapBackendName("appname", "appname2")
name, err := Retrieve("appname")
c.Assert(err, check.IsNil)
c.Assert(name, check.Equals, "routername2")
name, err = Retrieve("appname2")
c.Assert(err, check.IsNil)
c.Assert(name, check.Equals, "routername")
}
func (s *S) TestList(c *check.C) {
config.Set("routers:router1:type", "foo")
config.Set("routers:router2:type", "bar")
defer config.Unset("routers:router1")
defer config.Unset("routers:router2")
expected := []PlanRouter{
{Name: "router1", Type: "foo"},
{Name: "router2", Type: "bar"},
}
routers, err := List()
c.Assert(err, check.IsNil)
c.Assert(routers, check.DeepEquals, expected)
}
func (s *S) TestListIncludesLegacyHipacheRouter(c *check.C) {
config.Set("hipache:something", "somewhere")
config.Set("routers:router1:type", "foo")
config.Set("routers:router2:type", "bar")
defer config.Unset("hipache")
defer config.Unset("routers:router1")
defer config.Unset("routers:router2")
expected := []PlanRouter{
{Name: "hipache", Type: "hipache"},
{Name: "router1", Type: "foo"},
{Name: "router2", Type: "bar"},
}
routers, err := List()
c.Assert(err, check.IsNil)
c.Assert(routers, check.DeepEquals, expected)
}
func (s *S) TestListIncludesOnlyLegacyHipacheRouter(c *check.C) {
config.Set("hipache:something", "somewhere")
defer config.Unset("hipache")
expected := []PlanRouter{
{Name: "hipache", Type: "hipache"},
}
routers, err := List()
c.Assert(err, check.IsNil)
c.Assert(routers, check.DeepEquals, expected)
}
func (s *S) TestRouteError(c *check.C) {
err := &RouterError{Op: "add", Err: errors.New("Fatal error.")}
c.Assert(err.Error(), check.Equals, "[router add] Fatal error.")
err = &RouterError{Op: "del", Err: errors.New("Fatal error.")}
c.Assert(err.Error(), check.Equals, "[router del] Fatal error.")
}