consul/internal/resource/equality_test.go

630 lines
15 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package resource_test
import (
"fmt"
"testing"
"github.com/oklog/ulid/v2"
"github.com/stretchr/testify/require"
"google.golang.org/protobuf/proto"
"github.com/hashicorp/consul/internal/resource"
"github.com/hashicorp/consul/proto-public/pbresource"
)
func TestEqualType(t *testing.T) {
t.Run("same pointer", func(t *testing.T) {
typ := &pbresource.Type{
Group: "foo",
GroupVersion: "v1",
Kind: "bar",
}
require.True(t, resource.EqualType(typ, typ))
})
t.Run("equal", func(t *testing.T) {
a := &pbresource.Type{
Group: "foo",
GroupVersion: "v1",
Kind: "bar",
}
b := clone(a)
require.True(t, resource.EqualType(a, b))
})
t.Run("nil", func(t *testing.T) {
a := &pbresource.Type{
Group: "foo",
GroupVersion: "v1",
Kind: "bar",
}
require.False(t, resource.EqualType(a, nil))
require.False(t, resource.EqualType(nil, a))
})
t.Run("different Group", func(t *testing.T) {
a := &pbresource.Type{
Group: "foo",
GroupVersion: "v1",
Kind: "bar",
}
b := clone(a)
b.Group = "bar"
require.False(t, resource.EqualType(a, b))
})
t.Run("different GroupVersion", func(t *testing.T) {
a := &pbresource.Type{
Group: "foo",
GroupVersion: "v1",
Kind: "bar",
}
b := clone(a)
b.GroupVersion = "v2"
require.False(t, resource.EqualType(a, b))
})
t.Run("different Kind", func(t *testing.T) {
a := &pbresource.Type{
Group: "foo",
GroupVersion: "v1",
Kind: "bar",
}
b := clone(a)
b.Kind = "baz"
require.False(t, resource.EqualType(a, b))
})
}
func TestEqualTenancy(t *testing.T) {
t.Run("same pointer", func(t *testing.T) {
ten := &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
}
require.True(t, resource.EqualTenancy(ten, ten))
})
t.Run("equal", func(t *testing.T) {
a := &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
}
b := clone(a)
require.True(t, resource.EqualTenancy(a, b))
})
t.Run("nil", func(t *testing.T) {
a := &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
}
require.False(t, resource.EqualTenancy(a, nil))
require.False(t, resource.EqualTenancy(nil, a))
})
t.Run("different Partition", func(t *testing.T) {
a := &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
}
b := clone(a)
b.Partition = "qux"
require.False(t, resource.EqualTenancy(a, b))
})
t.Run("different PeerName", func(t *testing.T) {
a := &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
}
b := clone(a)
b.PeerName = "qux"
require.False(t, resource.EqualTenancy(a, b))
})
t.Run("different Namespace", func(t *testing.T) {
a := &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
}
b := clone(a)
b.Namespace = "qux"
require.False(t, resource.EqualTenancy(a, b))
})
}
func TestEqualID(t *testing.T) {
t.Run("same pointer", func(t *testing.T) {
id := &pbresource.ID{
Type: &pbresource.Type{
Group: "demo",
GroupVersion: "v2",
Kind: "artist",
},
Tenancy: &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
},
Name: "qux",
Uid: ulid.Make().String(),
}
require.True(t, resource.EqualID(id, id))
})
t.Run("equal", func(t *testing.T) {
a := &pbresource.ID{
Type: &pbresource.Type{
Group: "demo",
GroupVersion: "v2",
Kind: "artist",
},
Tenancy: &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
},
Name: "qux",
Uid: ulid.Make().String(),
}
b := clone(a)
require.True(t, resource.EqualID(a, b))
})
t.Run("nil", func(t *testing.T) {
a := &pbresource.ID{
Type: &pbresource.Type{
Group: "demo",
GroupVersion: "v2",
Kind: "artist",
},
Tenancy: &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
},
Name: "qux",
Uid: ulid.Make().String(),
}
require.False(t, resource.EqualID(a, nil))
require.False(t, resource.EqualID(nil, a))
})
t.Run("different type", func(t *testing.T) {
a := &pbresource.ID{
Type: &pbresource.Type{
Group: "demo",
GroupVersion: "v2",
Kind: "artist",
},
Tenancy: &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
},
Name: "qux",
Uid: ulid.Make().String(),
}
b := clone(a)
b.Type.Kind = "album"
require.False(t, resource.EqualID(a, b))
})
t.Run("different tenancy", func(t *testing.T) {
a := &pbresource.ID{
Type: &pbresource.Type{
Group: "demo",
GroupVersion: "v2",
Kind: "artist",
},
Tenancy: &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
},
Name: "qux",
Uid: ulid.Make().String(),
}
b := clone(a)
b.Tenancy.Namespace = "qux"
require.False(t, resource.EqualID(a, b))
})
t.Run("different name", func(t *testing.T) {
a := &pbresource.ID{
Type: &pbresource.Type{
Group: "demo",
GroupVersion: "v2",
Kind: "artist",
},
Tenancy: &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
},
Name: "qux",
Uid: ulid.Make().String(),
}
b := clone(a)
b.Name = "boom"
require.False(t, resource.EqualID(a, b))
})
t.Run("different uid", func(t *testing.T) {
a := &pbresource.ID{
Type: &pbresource.Type{
Group: "demo",
GroupVersion: "v2",
Kind: "artist",
},
Tenancy: &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
},
Name: "qux",
Uid: ulid.Make().String(),
}
b := clone(a)
b.Uid = ulid.Make().String()
require.False(t, resource.EqualID(a, b))
})
}
func TestEqualStatus(t *testing.T) {
orig := &pbresource.Status{
ObservedGeneration: ulid.Make().String(),
Conditions: []*pbresource.Condition{
{
Type: "FooType",
State: pbresource.Condition_STATE_TRUE,
Reason: "FooReason",
Message: "Foo is true",
Resource: &pbresource.Reference{
Type: &pbresource.Type{
Group: "foo-group",
GroupVersion: "foo-group-version",
Kind: "foo-kind",
},
Tenancy: &pbresource.Tenancy{
Partition: "foo-partition",
PeerName: "foo-peer-name",
Namespace: "foo-namespace",
},
Name: "foo-name",
Section: "foo-section",
},
},
},
}
// Equal cases.
t.Run("same pointer", func(t *testing.T) {
require.True(t, resource.EqualStatus(orig, orig))
})
t.Run("equal", func(t *testing.T) {
require.True(t, resource.EqualStatus(orig, clone(orig)))
})
// Not equal cases.
t.Run("nil", func(t *testing.T) {
require.False(t, resource.EqualStatus(orig, nil))
require.False(t, resource.EqualStatus(nil, orig))
})
testCases := map[string]func(*pbresource.Status){
"different ObservedGeneration": func(s *pbresource.Status) {
s.ObservedGeneration = ""
},
"different Conditions": func(s *pbresource.Status) {
s.Conditions = append(s.Conditions, s.Conditions...)
},
"nil Condition": func(s *pbresource.Status) {
s.Conditions[0] = nil
},
"different Condition.Type": func(s *pbresource.Status) {
s.Conditions[0].Type = "BarType"
},
"different Condition.State": func(s *pbresource.Status) {
s.Conditions[0].State = pbresource.Condition_STATE_FALSE
},
"different Condition.Reason": func(s *pbresource.Status) {
s.Conditions[0].Reason = "BarReason"
},
"different Condition.Message": func(s *pbresource.Status) {
s.Conditions[0].Reason = "Bar if false"
},
"different Condition.Resource": func(s *pbresource.Status) {
s.Conditions[0].Resource = nil
},
"different Condition.Resource.Type": func(s *pbresource.Status) {
s.Conditions[0].Resource.Type.Group = "bar-group"
},
"different Condition.Resource.Tenancy": func(s *pbresource.Status) {
s.Conditions[0].Resource.Tenancy.Partition = "bar-partition"
},
"different Condition.Resource.Name": func(s *pbresource.Status) {
s.Conditions[0].Resource.Name = "bar-name"
},
"different Condition.Resource.Section": func(s *pbresource.Status) {
s.Conditions[0].Resource.Section = "bar-section"
},
}
for desc, modFn := range testCases {
t.Run(desc, func(t *testing.T) {
a, b := clone(orig), clone(orig)
modFn(b)
require.False(t, resource.EqualStatus(a, b))
require.False(t, resource.EqualStatus(b, a))
})
}
}
func TestEqualStatusMap(t *testing.T) {
generation := ulid.Make().String()
for idx, tc := range []struct {
a, b map[string]*pbresource.Status
equal bool
}{
{nil, nil, true},
{nil, map[string]*pbresource.Status{}, true},
{
map[string]*pbresource.Status{
"consul.io/some-controller": {
ObservedGeneration: generation,
Conditions: []*pbresource.Condition{
{
Type: "Foo",
State: pbresource.Condition_STATE_TRUE,
Reason: "Bar",
Message: "Foo is true because of Bar",
},
},
},
},
map[string]*pbresource.Status{
"consul.io/some-controller": {
ObservedGeneration: generation,
Conditions: []*pbresource.Condition{
{
Type: "Foo",
State: pbresource.Condition_STATE_TRUE,
Reason: "Bar",
Message: "Foo is true because of Bar",
},
},
},
},
true,
},
{
map[string]*pbresource.Status{
"consul.io/some-controller": {
ObservedGeneration: generation,
Conditions: []*pbresource.Condition{
{
Type: "Foo",
State: pbresource.Condition_STATE_TRUE,
Reason: "Bar",
Message: "Foo is true because of Bar",
},
},
},
},
map[string]*pbresource.Status{
"consul.io/some-controller": {
ObservedGeneration: generation,
Conditions: []*pbresource.Condition{
{
Type: "Foo",
State: pbresource.Condition_STATE_FALSE,
Reason: "Bar",
Message: "Foo is false because of Bar",
},
},
},
},
false,
},
{
map[string]*pbresource.Status{
"consul.io/some-controller": {
ObservedGeneration: generation,
Conditions: []*pbresource.Condition{
{
Type: "Foo",
State: pbresource.Condition_STATE_TRUE,
Reason: "Bar",
Message: "Foo is true because of Bar",
},
},
},
},
map[string]*pbresource.Status{
"consul.io/some-controller": {
ObservedGeneration: generation,
Conditions: []*pbresource.Condition{
{
Type: "Foo",
State: pbresource.Condition_STATE_TRUE,
Reason: "Bar",
Message: "Foo is true because of Bar",
},
},
},
"consul.io/other-controller": {
ObservedGeneration: generation,
Conditions: []*pbresource.Condition{
{
Type: "Foo",
State: pbresource.Condition_STATE_TRUE,
Reason: "Bar",
Message: "Foo is true because of Bar",
},
},
},
},
false,
},
} {
t.Run(fmt.Sprintf("%d", idx), func(t *testing.T) {
require.Equal(t, tc.equal, resource.EqualStatusMap(tc.a, tc.b))
require.Equal(t, tc.equal, resource.EqualStatusMap(tc.b, tc.a))
})
}
}
func BenchmarkEqualType(b *testing.B) {
// cpu: Intel(R) Core(TM) i9-9980HK CPU @ 2.40GHz
// BenchmarkEqualType/ours-16 161532109 7.309 ns/op 0 B/op 0 allocs/op
// BenchmarkEqualType/reflection-16 1584954 748.4 ns/op 160 B/op 9 allocs/op
typeA := &pbresource.Type{
Group: "foo",
GroupVersion: "v1",
Kind: "bar",
}
typeB := &pbresource.Type{
Group: "foo",
GroupVersion: "v1",
Kind: "baz",
}
b.ResetTimer()
b.Run("ours", func(b *testing.B) {
for i := 0; i < b.N; i++ {
_ = resource.EqualType(typeA, typeB)
}
})
b.Run("reflection", func(b *testing.B) {
for i := 0; i < b.N; i++ {
_ = proto.Equal(typeA, typeB)
}
})
}
func BenchmarkEqualTenancy(b *testing.B) {
// cpu: Intel(R) Core(TM) i9-9980HK CPU @ 2.40GHz
// BenchmarkEqualTenancy/ours-16 159998534 7.426 ns/op 0 B/op 0 allocs/op
// BenchmarkEqualTenancy/reflection-16 2283500 550.3 ns/op 128 B/op 7 allocs/op
tenA := &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
}
tenB := &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "qux",
}
b.ResetTimer()
b.Run("ours", func(b *testing.B) {
for i := 0; i < b.N; i++ {
_ = resource.EqualTenancy(tenA, tenB)
}
})
b.Run("reflection", func(b *testing.B) {
for i := 0; i < b.N; i++ {
_ = proto.Equal(tenA, tenB)
}
})
}
func BenchmarkEqualID(b *testing.B) {
// cpu: Intel(R) Core(TM) i9-9980HK CPU @ 2.40GHz
// BenchmarkEqualID/ours-16 57818125 21.40 ns/op 0 B/op 0 allocs/op
// BenchmarkEqualID/reflection-16 3596365 330.1 ns/op 96 B/op 5 allocs/op
idA := &pbresource.ID{
Type: &pbresource.Type{
Group: "demo",
GroupVersion: "v2",
Kind: "artist",
},
Tenancy: &pbresource.Tenancy{
Partition: "foo",
PeerName: "bar",
Namespace: "baz",
},
Name: "qux",
Uid: ulid.Make().String(),
}
idB := clone(idA)
idB.Uid = ulid.Make().String()
b.ResetTimer()
b.Run("ours", func(b *testing.B) {
for i := 0; i < b.N; i++ {
_ = resource.EqualID(idA, idB)
}
})
b.Run("reflection", func(b *testing.B) {
for i := 0; i < b.N; i++ {
_ = proto.Equal(idA, idB)
}
})
}
func BenchmarkEqualStatus(b *testing.B) {
// cpu: Intel(R) Core(TM) i9-9980HK CPU @ 2.40GHz
// BenchmarkEqualStatus/ours-16 38648232 30.75 ns/op 0 B/op 0 allocs/op
// BenchmarkEqualStatus/reflection-16 237694 5267 ns/op 944 B/op 51 allocs/op
statusA := &pbresource.Status{
ObservedGeneration: ulid.Make().String(),
Conditions: []*pbresource.Condition{
{
Type: "FooType",
State: pbresource.Condition_STATE_TRUE,
Reason: "FooReason",
Message: "Foo is true",
Resource: &pbresource.Reference{
Type: &pbresource.Type{
Group: "foo-group",
GroupVersion: "foo-group-version",
Kind: "foo-kind",
},
Tenancy: &pbresource.Tenancy{
Partition: "foo-partition",
PeerName: "foo-peer-name",
Namespace: "foo-namespace",
},
Name: "foo-name",
Section: "foo-section",
},
},
},
}
statusB := clone(statusA)
statusB.Conditions[0].Resource.Section = "bar-section"
b.ResetTimer()
b.Run("ours", func(b *testing.B) {
for i := 0; i < b.N; i++ {
_ = resource.EqualStatus(statusA, statusB)
}
})
b.Run("reflection", func(b *testing.B) {
for i := 0; i < b.N; i++ {
_ = proto.Equal(statusA, statusB)
}
})
}
func clone[T proto.Message](v T) T { return proto.Clone(v).(T) }