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// Copyright 2020 PingCAP, Inc.
//
// 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package spec
import (
"crypto/tls"
"os"
"path/filepath"
"sort"
"testing"
"github.com/stretchr/testify/assert"
)
type TestMetadata struct {
BaseMeta
Topo *TestTopology
}
func (m *TestMetadata) SetVersion(s string) {
m.BaseMeta.Version = s
}
func (m *TestMetadata) SetUser(s string) {
m.BaseMeta.User = s
}
func (m *TestMetadata) GetTopology() Topology {
return m.Topo
}
func (m *TestMetadata) GetBaseMeta() *BaseMeta {
return &m.BaseMeta
}
func (t *TestTopology) Merge(topo Topology) Topology {
panic("not support")
}
func (t *TestTopology) FillHostArchOrOS(hostArchOrOS map[string]string, fullType FullHostType) error {
panic("not support")
}
func (m *TestMetadata) SetTopology(topo Topology) {
testTopo, ok := topo.(*TestTopology)
if !ok {
panic("wrong toplogy type")
}
m.Topo = testTopo
}
type TestTopology struct {
base BaseTopo
}
func (t *TestTopology) Validate() error {
return nil
}
func (t *TestTopology) TLSConfig(dir string) (*tls.Config, error) {
return nil, nil
}
func (t *TestTopology) NewPart() Topology {
panic("not support")
}
func (t *TestTopology) MergeTopo(topo Topology) Topology {
panic("not support")
}
func (t *TestTopology) Type() string {
return TopoTypeTiDB
}
func (t *TestTopology) BaseTopo() *BaseTopo {
return &t.base
}
func (t *TestTopology) ComponentsByStartOrder() []Component {
return nil
}
func (t *TestTopology) ComponentsByStopOrder() []Component {
return nil
}
func (t *TestTopology) ComponentsByUpdateOrder(curVer string) []Component {
return nil
}
func (t *TestTopology) IterInstance(fn func(instance Instance), concurrency ...int) {
}
func (t *TestTopology) GetMonitoredOptions() *MonitoredOptions {
return nil
}
func (t *TestTopology) GetGlobalOptions() GlobalOptions {
return GlobalOptions{}
}
func (t *TestTopology) CountDir(host string, dir string) int {
return 0
}
func (t *TestTopology) GetGrafanaConfig() map[string]string {
return nil
}
func TestSpec(t *testing.T) {
dir, err := os.MkdirTemp("", "test-*")
assert.Nil(t, err)
spec := NewSpec(dir, func() Metadata {
return new(TestMetadata)
})
names, err := spec.List()
assert.Nil(t, err)
assert.Len(t, names, 0)
// Should ignore directory without meta file.
err = os.Mkdir(filepath.Join(dir, "dummy"), 0755)
assert.Nil(t, err)
names, err = spec.List()
assert.Nil(t, err)
assert.Len(t, names, 0)
exist, err := spec.Exist("dummy")
assert.Nil(t, err)
assert.False(t, exist)
var meta1 = &TestMetadata{
BaseMeta: BaseMeta{
Version: "1.1.1",
},
Topo: &TestTopology{},
}
var meta2 = &TestMetadata{
BaseMeta: BaseMeta{
Version: "2.2.2",
},
Topo: &TestTopology{},
}
err = spec.SaveMeta("name1", meta1)
assert.Nil(t, err)
err = spec.SaveMeta("name2", meta2)
assert.Nil(t, err)
getMeta := new(TestMetadata)
err = spec.Metadata("name1", getMeta)
assert.Nil(t, err)
assert.Equal(t, meta1, getMeta)
err = spec.Metadata("name2", getMeta)
assert.Nil(t, err)
assert.Equal(t, meta2, getMeta)
names, err = spec.List()
assert.Nil(t, err)
assert.Len(t, names, 2)
sort.Strings(names)
assert.Equal(t, "name1", names[0])
assert.Equal(t, "name2", names[1])
exist, err = spec.Exist("name1")
assert.Nil(t, err)
assert.True(t, exist)
exist, err = spec.Exist("name2")
assert.Nil(t, err)
assert.True(t, exist)
specList, err := spec.GetAllClusters()
assert.Nil(t, err)
assert.Equal(t, meta1, specList["name1"])
assert.Equal(t, meta2, specList["name2"])
// remove name1 and check again.
err = spec.Remove("name1")
assert.Nil(t, err)
exist, err = spec.Exist("name1")
assert.Nil(t, err)
assert.False(t, exist)
// remove a not exist cluster should be fine
err = spec.Remove("name1")
assert.Nil(t, err)
}
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