flagger/pkg/router/smi_v1alpha3_test.go

139 lines
3.5 KiB
Go

/*
Copyright 2020 The Flux authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package router
import (
"context"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
smiv1 "github.com/fluxcd/flagger/pkg/apis/smi/v1alpha3"
)
func TestSmiv1alpha3Router_Sync(t *testing.T) {
canary := newTestSMICanary()
mocks := newFixture(canary)
router := &Smiv1alpha3Router{
logger: mocks.logger,
flaggerClient: mocks.flaggerClient,
smiClient: mocks.meshClient,
kubeClient: mocks.kubeClient,
}
err := router.Reconcile(canary)
require.NoError(t, err)
// test insert
ts, err := router.smiClient.SplitV1alpha3().TrafficSplits("default").Get(context.TODO(), "podinfo", metav1.GetOptions{})
require.NoError(t, err)
dests := ts.Spec.Backends
assert.Len(t, dests, 2)
apexName, primaryName, canaryName := canary.GetServiceNames()
assert.Equal(t, ts.Spec.Service, apexName)
var pRoute smiv1.TrafficSplitBackend
var cRoute smiv1.TrafficSplitBackend
for _, dest := range ts.Spec.Backends {
if dest.Service == primaryName {
pRoute = dest
}
if dest.Service == canaryName {
cRoute = dest
}
}
assert.Equal(t, 100, pRoute.Weight)
assert.Equal(t, 0, cRoute.Weight)
// test update
host := "test"
canary.Spec.Service.Name = host
err = router.Reconcile(canary)
require.NoError(t, err)
ts, err = router.smiClient.SplitV1alpha3().TrafficSplits("default").Get(context.TODO(), "test", metav1.GetOptions{})
require.NoError(t, err)
assert.Equal(t, host, ts.Spec.Service)
}
func TestSmiv1alpha3Router_SetRoutes(t *testing.T) {
canary := newTestSMICanary()
mocks := newFixture(canary)
router := &Smiv1alpha3Router{
logger: mocks.logger,
flaggerClient: mocks.flaggerClient,
smiClient: mocks.meshClient,
kubeClient: mocks.kubeClient,
}
err := router.Reconcile(mocks.canary)
require.NoError(t, err)
p, c, m, err := router.GetRoutes(mocks.canary)
require.NoError(t, err)
p = 50
c = 50
m = false
err = router.SetRoutes(mocks.canary, p, c, m)
require.NoError(t, err)
ts, err := router.smiClient.SplitV1alpha3().TrafficSplits("default").Get(context.TODO(), "podinfo", metav1.GetOptions{})
require.NoError(t, err)
var pRoute smiv1.TrafficSplitBackend
var cRoute smiv1.TrafficSplitBackend
_, primaryName, canaryName := canary.GetServiceNames()
for _, dest := range ts.Spec.Backends {
if dest.Service == primaryName {
pRoute = dest
}
if dest.Service == canaryName {
cRoute = dest
}
}
assert.Equal(t, p, pRoute.Weight)
assert.Equal(t, c, cRoute.Weight)
}
func TestSmiv1alpha3Router_GetRoutes(t *testing.T) {
mocks := newFixture(nil)
router := &Smiv1alpha3Router{
logger: mocks.logger,
flaggerClient: mocks.flaggerClient,
smiClient: mocks.meshClient,
kubeClient: mocks.kubeClient,
}
err := router.Reconcile(mocks.canary)
require.NoError(t, err)
p, c, m, err := router.GetRoutes(mocks.canary)
require.NoError(t, err)
assert.Equal(t, 100, p)
assert.Equal(t, 0, c)
assert.False(t, m)
}