key := fmt.Sprintf("%s/%s/%d/%s:%d", db.TCP_MAPPING_BASE_KEY, "router-group-guid-001", 52000, "1.2.3.4", 60000)
node, err := etcdClient.Get(key)
Expect(err).NotTo(HaveOccurred())
Expect(node.Value).To(MatchJSON(`{
"route": {"router_group_guid":"router-group-guid-001", "external_port":52000},
"host_ip": "1.2.3.4",
"host_port": 60000
}`))
})
})
Describe("ReadTcpRouteMappings", func() {
It("Returns a empty list of routes", func() {
tcpMappings, err := etcd.ReadTcpRouteMappings()
Expect(err).NotTo(HaveOccurred())
Expect(tcpMappings).To(Equal([]db.TcpRouteMapping{}))
})
Context("when only one entry is present", func() {
BeforeEach(func() {
err := etcd.SaveTcpRouteMapping(tcpMapping)
Expect(err).NotTo(HaveOccurred())
})
It("Returns a list with one route", func() {
tcpMappings, err := etcd.ReadTcpRouteMappings()
Expect(err).NotTo(HaveOccurred())
Expect(tcpMappings).To(ContainElement(tcpMapping))
})
Expect(fakeKeysAPI.GetCallCount()).To(Equal(2))
Expect(fakeKeysAPI.SetCallCount()).To(Equal(1))
})
})
})
})
})
})
Describe("ReadTcpRouteMappings", func() {
var tcpMappings []models.TcpRouteMapping
var err error
JustBeforeEach(func() {
tcpMappings, err = fakeEtcd.ReadTcpRouteMappings()
Expect(err).ToNot(HaveOccurred())
})
Context("when the tcp mapping key is missing", func() {
BeforeEach(func() {
fakeKeysAPI.GetReturns(nil, errors.New("key missing error"))
})
It("gives empty list of tcp mapping", func() {
Expect(tcpMappings).To(HaveLen(0))
})
})
Context("when there are no tcp mapping", func() {
BeforeEach(func() {
fakeKeysAPI.GetReturns(&client.Response{Node: &client.Node{}}, nil)