prometheus/discovery/openstack/hypervisor_test.go
Julien Pivotto 1282d1b39c
Refactor test assertions (#8110)
* Refactor test assertions

This pull request gets rid of assert.True where possible to use
fine-grained assertions.

Signed-off-by: Julien Pivotto <roidelapluie@inuits.eu>
2020-10-27 11:06:53 +01:00

100 lines
3.1 KiB
Go

// Copyright 2017 The Prometheus 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 openstack
import (
"context"
"testing"
"github.com/prometheus/common/model"
"github.com/stretchr/testify/assert"
)
type OpenstackSDHypervisorTestSuite struct {
Mock *SDMock
}
func (s *OpenstackSDHypervisorTestSuite) SetupTest(t *testing.T) {
s.Mock = NewSDMock(t)
s.Mock.Setup()
s.Mock.HandleHypervisorListSuccessfully()
s.Mock.HandleVersionsSuccessfully()
s.Mock.HandleAuthSuccessfully()
}
func (s *OpenstackSDHypervisorTestSuite) openstackAuthSuccess() (refresher, error) {
conf := SDConfig{
IdentityEndpoint: s.Mock.Endpoint(),
Password: "test",
Username: "test",
DomainName: "12345",
Region: "RegionOne",
Role: "hypervisor",
}
return newRefresher(&conf, nil)
}
func TestOpenstackSDHypervisorRefresh(t *testing.T) {
mock := &OpenstackSDHypervisorTestSuite{}
mock.SetupTest(t)
hypervisor, _ := mock.openstackAuthSuccess()
ctx := context.Background()
tgs, err := hypervisor.refresh(ctx)
assert.Equal(t, 1, len(tgs))
tg := tgs[0]
assert.NoError(t, err)
assert.NotNil(t, tg)
assert.NotNil(t, tg.Targets)
assert.Equal(t, 2, len(tg.Targets))
for l, v := range map[string]string{
"__address__": "172.16.70.14:0",
"__meta_openstack_hypervisor_hostname": "nc14.cloud.com",
"__meta_openstack_hypervisor_type": "QEMU",
"__meta_openstack_hypervisor_host_ip": "172.16.70.14",
"__meta_openstack_hypervisor_state": "up",
"__meta_openstack_hypervisor_status": "enabled",
"__meta_openstack_hypervisor_id": "1",
} {
assert.Equal(t, model.LabelValue(v), tg.Targets[0][model.LabelName(l)])
}
for l, v := range map[string]string{
"__address__": "172.16.70.13:0",
"__meta_openstack_hypervisor_hostname": "cc13.cloud.com",
"__meta_openstack_hypervisor_type": "QEMU",
"__meta_openstack_hypervisor_host_ip": "172.16.70.13",
"__meta_openstack_hypervisor_state": "up",
"__meta_openstack_hypervisor_status": "enabled",
"__meta_openstack_hypervisor_id": "721",
} {
assert.Equal(t, model.LabelValue(v), tg.Targets[1][model.LabelName(l)])
}
}
func TestOpenstackSDHypervisorRefreshWithDoneContext(t *testing.T) {
mock := &OpenstackSDHypervisorTestSuite{}
mock.SetupTest(t)
hypervisor, _ := mock.openstackAuthSuccess()
ctx, cancel := context.WithCancel(context.Background())
cancel()
_, err := hypervisor.refresh(ctx)
assert.Error(t, err)
assert.Contains(t, err.Error(), context.Canceled.Error(), "%q doesn't contain %q", err, context.Canceled)
}