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reconciler_test.go
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// Copyright Amazon.com Inc. or its affiliates. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"). You may
// not use this file except in compliance with the License. A copy of the
// License is located at
//
// http://aws.amazon.com/apache2.0/
//
// or in the "license" file accompanying this file. This file 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 runtime_test
import (
"context"
"errors"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/mock"
"github.com/stretchr/testify/require"
"go.uber.org/zap/zapcore"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
k8sobj "k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
k8srtschema "k8s.io/apimachinery/pkg/runtime/schema"
ctrlrtzap "sigs.k8s.io/controller-runtime/pkg/log/zap"
ackv1alpha1 "github.com/aws-controllers-k8s/runtime/apis/core/v1alpha1"
ackcompare "github.com/aws-controllers-k8s/runtime/pkg/compare"
ackcondition "github.com/aws-controllers-k8s/runtime/pkg/condition"
ackcfg "github.com/aws-controllers-k8s/runtime/pkg/config"
ackerr "github.com/aws-controllers-k8s/runtime/pkg/errors"
ackmetrics "github.com/aws-controllers-k8s/runtime/pkg/metrics"
"github.com/aws-controllers-k8s/runtime/pkg/requeue"
ackrt "github.com/aws-controllers-k8s/runtime/pkg/runtime"
ackrtcache "github.com/aws-controllers-k8s/runtime/pkg/runtime/cache"
acktypes "github.com/aws-controllers-k8s/runtime/pkg/types"
k8srtschemamocks "github.com/aws-controllers-k8s/runtime/mocks/apimachinery/pkg/runtime/schema"
ctrlrtclientmock "github.com/aws-controllers-k8s/runtime/mocks/controller-runtime/pkg/client"
ackmocks "github.com/aws-controllers-k8s/runtime/mocks/pkg/types"
)
func resourceMocks() (
*ackmocks.AWSResource, // mocked resource
*ctrlrtclientmock.Object, // mocked k8s controller-runtime RuntimeObject
*k8sobj.Unstructured, // NON-mocked k8s apimachinery meta object
) {
objKind := &k8srtschemamocks.ObjectKind{}
objKind.On("GroupVersionKind").Return(
k8srtschema.GroupVersionKind{
Group: "bookstore.services.k8s.aws",
Kind: "Book",
Version: "v1alpha1",
},
)
rtObj := &ctrlrtclientmock.Object{}
rtObj.On("GetObjectKind").Return(objKind)
rtObj.On("DeepCopyObject").Return(rtObj)
metaObj := &k8sobj.Unstructured{}
metaObj.SetAnnotations(map[string]string{})
metaObj.SetNamespace("default")
metaObj.SetName("mybook")
metaObj.SetGeneration(int64(1))
res := &ackmocks.AWSResource{}
res.On("MetaObject").Return(metaObj)
res.On("RuntimeObject").Return(rtObj)
res.On("DeepCopy").Return(res)
// DoNothing on SetStatus call.
res.On("SetStatus", res).Return(func(res ackmocks.AWSResource) {})
return res, rtObj, metaObj
}
func reconcilerMocks(
rmf acktypes.AWSResourceManagerFactory,
) (
acktypes.AWSResourceReconciler,
*ctrlrtclientmock.Client,
acktypes.ServiceControllerMetadata,
) {
zapOptions := ctrlrtzap.Options{
Development: true,
Level: zapcore.InfoLevel,
}
fakeLogger := ctrlrtzap.New(ctrlrtzap.UseFlagOptions(&zapOptions))
cfg := ackcfg.Config{}
metrics := ackmetrics.NewMetrics("bookstore")
sc := &ackmocks.ServiceController{}
scmd := acktypes.ServiceControllerMetadata{}
sc.On("GetMetadata").Return(scmd)
kc := &ctrlrtclientmock.Client{}
return ackrt.NewReconcilerWithClient(
sc, kc, rmf, fakeLogger, cfg, metrics, ackrtcache.Caches{},
), kc, scmd
}
func managedResourceManagerFactoryMocks(
desired acktypes.AWSResource,
latest acktypes.AWSResource,
) (
*ackmocks.AWSResourceManagerFactory,
*ackmocks.AWSResourceDescriptor,
) {
return managerFactoryMocks(desired, latest, true)
}
func managerFactoryMocks(
desired acktypes.AWSResource,
latest acktypes.AWSResource,
isManaged bool,
) (
*ackmocks.AWSResourceManagerFactory,
*ackmocks.AWSResourceDescriptor,
) {
rd := &ackmocks.AWSResourceDescriptor{}
rd.On("GroupKind").Return(
&metav1.GroupKind{
Group: "bookstore.services.k8s.aws",
Kind: "fakeBook",
},
)
rd.On("EmptyRuntimeObject").Return(
&fakeBook{},
)
rd.On("IsManaged", latest).Return(isManaged)
rmf := &ackmocks.AWSResourceManagerFactory{}
rmf.On("ResourceDescriptor").Return(rd)
rmf.On("RequeueOnSuccessSeconds").Return(0)
reg := ackrt.NewRegistry()
reg.RegisterResourceManagerFactory(rmf)
return rmf, rd
}
func TestReconcilerCreate_BackoffRetries(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, _ := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return()
rm := &ackmocks.AWSResourceManager{}
rm.On("ResolveReferences", ctx, nil, desired).Return(
desired, nil,
).Times(2)
rm.On("ReadOne", ctx, desired).Return(
latest, ackerr.NotFound,
).Once()
rm.On("ReadOne", ctx, latest).Return(
latest, ackerr.NotFound,
).Times(4)
rm.On("ReadOne", ctx, latest).Return(
latest, nil,
)
rm.On("Create", ctx, desired).Return(
latest, nil,
)
rm.On("IsSynced", ctx, latest).Return(true, nil)
rmf, rd := managedResourceManagerFactoryMocks(desired, latest)
rm.On("LateInitialize", ctx, latest).Return(latest, nil)
rd.On("IsManaged", desired).Return(true)
rd.On("Delta", desired, latest).Return(ackcompare.NewDelta())
rd.On("Delta", latest, latest).Return(ackcompare.NewDelta())
r, kc, scmd := reconcilerMocks(rmf)
rm.On("EnsureTags", ctx, desired, scmd).Return(nil)
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
_, err := r.Sync(ctx, rm, desired)
require.Nil(err)
rm.AssertNumberOfCalls(t, "ReadOne", 6)
}
func TestReconcilerCreate_UnManagedResource_CheckReferencesResolveTwice(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, _ := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return().Run(func(args mock.Arguments) {
conditions := args.Get(0).([]*ackv1alpha1.Condition)
assert.Equal(t, 1, len(conditions))
cond := conditions[0]
assert.Equal(t, ackv1alpha1.ConditionTypeResourceSynced, cond.Type)
assert.Equal(t, corev1.ConditionTrue, cond.Status)
})
rm := &ackmocks.AWSResourceManager{}
rm.On("ResolveReferences", ctx, nil, desired).Return(
desired, nil,
).Times(2)
rm.On("ReadOne", ctx, desired).Return(
latest, ackerr.NotFound,
).Once()
rm.On("ReadOne", ctx, latest).Return(
latest, nil,
)
rm.On("Create", ctx, desired).Return(
latest, nil,
)
rm.On("IsSynced", ctx, latest).Return(true, nil)
rmf, rd := managedResourceManagerFactoryMocks(desired, latest)
rm.On("LateInitialize", ctx, latest).Return(latest, nil)
// Mark the resource as NotManaged before the Create call
rd.On("IsManaged", desired).Return(false).Once()
rd.On("IsManaged", desired).Return(true)
rd.On("Delta", desired, latest).Return(ackcompare.NewDelta())
rd.On("Delta", latest, latest).Return(ackcompare.NewDelta())
r, kc, scmd := reconcilerMocks(rmf)
rm.On("EnsureTags", ctx, desired, scmd).Return(nil)
// pointers returned from "client.MergeFrom" fails the equality check during
// assertion even when parameters inside two objects are same.
// hence we use mock.AnythingOfType parameter to assert patch call
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
// With the above mocks and below assertions, we check that if we got a
// NotFound error return from `AWSResourceManager.ReadOne()` that we end
// up calling the AWSResourceManager.Create() call in the Reconciler.Sync()
// method,
_, err := r.Sync(ctx, rm, desired)
require.Nil(err)
// Make sure references are resolved twice for the resource creation.
// Once before ReadOne call and one after marking the resource managed.
rm.AssertNumberOfCalls(t, "ResolveReferences", 2)
rm.AssertCalled(t, "ResolveReferences", ctx, nil, desired)
rm.AssertCalled(t, "ReadOne", ctx, desired)
rm.AssertCalled(t, "Create", ctx, desired)
// No changes to metadata or spec so Patch on the object shouldn't be done
kc.AssertNotCalled(t, "Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch"))
// Only the HandleReconcilerError wrapper function ever calls patchResourceStatus
kc.AssertNotCalled(t, "Status")
rm.AssertCalled(t, "LateInitialize", ctx, latest)
rm.AssertCalled(t, "IsSynced", ctx, latest)
rm.AssertNumberOfCalls(t, "EnsureTags", 2)
rm.AssertCalled(t, "EnsureTags", ctx, desired, scmd)
}
func TestReconcilerCreate_ManagedResource_CheckReferencesResolveOnce(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, _ := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return().Run(func(args mock.Arguments) {
conditions := args.Get(0).([]*ackv1alpha1.Condition)
assert.Equal(t, 1, len(conditions))
cond := conditions[0]
assert.Equal(t, ackv1alpha1.ConditionTypeResourceSynced, cond.Type)
assert.Equal(t, corev1.ConditionTrue, cond.Status)
})
rm := &ackmocks.AWSResourceManager{}
rm.On("ResolveReferences", ctx, nil, desired).Return(
desired, nil,
).Once()
rm.On("ReadOne", ctx, desired).Return(
latest, ackerr.NotFound,
).Once()
rm.On("ReadOne", ctx, latest).Return(
latest, nil,
)
rm.On("Create", ctx, desired).Return(
latest, nil,
)
rm.On("IsSynced", ctx, latest).Return(true, nil)
rmf, rd := managedResourceManagerFactoryMocks(desired, latest)
rm.On("LateInitialize", ctx, latest).Return(latest, nil)
rd.On("IsManaged", desired).Return(true)
rd.On("Delta", desired, latest).Return(ackcompare.NewDelta())
rd.On("Delta", latest, latest).Return(ackcompare.NewDelta())
r, kc, scmd := reconcilerMocks(rmf)
rm.On("EnsureTags", ctx, desired, scmd).Return(nil)
// pointers returned from "client.MergeFrom" fails the equality check during
// assertion even when parameters inside two objects are same.
// hence we use mock.AnythingOfType parameter to assert patch call
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
// With the above mocks and below assertions, we check that if we got a
// NotFound error return from `AWSResourceManager.ReadOne()` that we end
// up calling the AWSResourceManager.Create() call in the Reconciler.Sync()
// method,
_, err := r.Sync(ctx, rm, desired)
require.Nil(err)
// Make sure references are resolved once for the resource creation when
// the resource is already managed
rm.AssertNumberOfCalls(t, "ResolveReferences", 1)
rm.AssertCalled(t, "ResolveReferences", ctx, nil, desired)
rm.AssertCalled(t, "ReadOne", ctx, desired)
rm.AssertCalled(t, "Create", ctx, desired)
// No changes to metadata or spec so Patch on the object shouldn't be done
kc.AssertNotCalled(t, "Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch"))
// Only the HandleReconcilerError wrapper function ever calls patchResourceStatus
kc.AssertNotCalled(t, "Status")
rm.AssertCalled(t, "LateInitialize", ctx, latest)
rm.AssertCalled(t, "IsSynced", ctx, latest)
rm.AssertNumberOfCalls(t, "EnsureTags", 1)
rm.AssertCalled(t, "EnsureTags", ctx, desired, scmd)
}
func TestReconcilerUpdate(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
delta := ackcompare.NewDelta()
delta.Add("Spec.A", "val1", "val2")
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, _ := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return().Run(func(args mock.Arguments) {
conditions := args.Get(0).([]*ackv1alpha1.Condition)
assert.Equal(t, 1, len(conditions))
cond := conditions[0]
assert.Equal(t, ackv1alpha1.ConditionTypeResourceSynced, cond.Type)
assert.Equal(t, corev1.ConditionTrue, cond.Status)
})
rm := &ackmocks.AWSResourceManager{}
rm.On("ResolveReferences", ctx, nil, desired).Return(
desired, nil,
).Once()
rm.On("ReadOne", ctx, desired).Return(
latest, nil,
)
rm.On("Update", ctx, desired, latest, delta).Return(
latest, nil,
)
rm.On("IsSynced", ctx, latest).Return(true, nil)
rmf, rd := managedResourceManagerFactoryMocks(desired, latest)
rd.On("Delta", desired, latest).Return(
delta,
).Once()
rd.On("Delta", desired, latest).Return(ackcompare.NewDelta())
rm.On("LateInitialize", ctx, latest).Return(latest, nil)
rd.On("Delta", latest, latest).Return(ackcompare.NewDelta())
r, kc, scmd := reconcilerMocks(rmf)
rm.On("EnsureTags", ctx, desired, scmd).Return(nil)
// pointers returned from "client.MergeFrom" fails the equality check during
// assertion even when parameters inside two objects are same.
// hence we use mock.AnythingOfType parameter to assert patch call
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
// With the above mocks and below assertions, we check that if we got a
// non-error return from `AWSResourceManager.ReadOne()` and the
// `AWSResourceDescriptor.Delta()` returned a non-empty Delta, that we end
// up calling the AWSResourceManager.Update() call in the Reconciler.Sync()
// method,
_, err := r.Sync(ctx, rm, desired)
require.Nil(err)
rm.AssertCalled(t, "ResolveReferences", ctx, nil, desired)
// Assert that References are resolved only once during resource update
rm.AssertNumberOfCalls(t, "ResolveReferences", 1)
rm.AssertCalled(t, "ReadOne", ctx, desired)
rd.AssertCalled(t, "Delta", desired, latest)
rm.AssertCalled(t, "Update", ctx, desired, latest, delta)
// No changes to metadata or spec so Patch on the object shouldn't be done
kc.AssertNotCalled(t, "Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch"))
// Only the HandleReconcilerError wrapper function ever calls patchResourceStatus
kc.AssertNotCalled(t, "Status")
rm.AssertCalled(t, "LateInitialize", ctx, latest)
rm.AssertCalled(t, "IsSynced", ctx, latest)
rm.AssertCalled(t, "EnsureTags", ctx, desired, scmd)
}
func TestReconcilerUpdate_ResourceNotSynced(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
delta := ackcompare.NewDelta()
delta.Add("Spec.A", "val1", "val2")
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, _ := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return().Run(func(args mock.Arguments) {
conditions := args.Get(0).([]*ackv1alpha1.Condition)
assert.Equal(t, 1, len(conditions))
cond := conditions[0]
assert.Equal(t, ackv1alpha1.ConditionTypeResourceSynced, cond.Type)
// Synced condition is false because rm.IsSynced() method returns
// False
assert.Equal(t, corev1.ConditionFalse, cond.Status)
assert.Equal(t, ackcondition.NotSyncedMessage, *cond.Message)
})
rm := &ackmocks.AWSResourceManager{}
rm.On("ResolveReferences", ctx, nil, desired).Return(
desired, nil,
)
rm.On("ReadOne", ctx, desired).Return(
latest, nil,
)
rm.On("Update", ctx, desired, latest, delta).Return(
latest, nil,
)
rm.On("IsSynced", ctx, latest).Return(false, nil)
rmf, rd := managedResourceManagerFactoryMocks(desired, latest)
rd.On("Delta", desired, latest).Return(
delta,
).Once()
rd.On("Delta", desired, latest).Return(ackcompare.NewDelta())
rm.On("LateInitialize", ctx, latest).Return(latest, nil)
rd.On("Delta", latest, latest).Return(ackcompare.NewDelta())
r, kc, scmd := reconcilerMocks(rmf)
rm.On("EnsureTags", ctx, desired, scmd).Return(nil)
// pointers returned from "client.MergeFrom" fails the equality check during
// assertion even when parameters inside two objects are same.
// hence we use mock.AnythingOfType parameter to assert patch call
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
// With the above mocks and below assertions, we check that if we got a
// non-error return from `AWSResourceManager.ReadOne()` and the
// `AWSResourceDescriptor.Delta()` returned a non-empty Delta, that we end
// up calling the AWSResourceManager.Update() call in the Reconciler.Sync()
// method,
_, err := r.Sync(ctx, rm, desired)
require.Nil(err)
rm.AssertCalled(t, "ResolveReferences", ctx, nil, desired)
rm.AssertCalled(t, "ReadOne", ctx, desired)
rd.AssertCalled(t, "Delta", desired, latest)
rm.AssertCalled(t, "Update", ctx, desired, latest, delta)
// No changes to metadata or spec so Patch on the object shouldn't be done
kc.AssertNotCalled(t, "Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch"))
// Only the HandleReconcilerError wrapper function ever calls patchResourceStatus
kc.AssertNotCalled(t, "Status")
rm.AssertCalled(t, "LateInitialize", ctx, latest)
rm.AssertCalled(t, "IsSynced", ctx, latest)
rm.AssertCalled(t, "EnsureTags", ctx, desired, scmd)
}
func TestReconcilerUpdate_NoDelta_ResourceNotSynced(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
delta := ackcompare.NewDelta()
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, _ := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return().Run(func(args mock.Arguments) {
conditions := args.Get(0).([]*ackv1alpha1.Condition)
assert.Equal(t, 1, len(conditions))
cond := conditions[0]
assert.Equal(t, ackv1alpha1.ConditionTypeResourceSynced, cond.Type)
// Synced condition is false because rm.IsSynced() method returns
// False
assert.Equal(t, corev1.ConditionFalse, cond.Status)
assert.Equal(t, ackcondition.NotSyncedMessage, *cond.Message)
})
rm := &ackmocks.AWSResourceManager{}
rm.On("ResolveReferences", ctx, nil, desired).Return(
desired, nil,
)
rm.On("ReadOne", ctx, desired).Return(
latest, nil,
)
rm.On("IsSynced", ctx, latest).Return(false, nil)
rmf, rd := managedResourceManagerFactoryMocks(desired, latest)
rd.On("Delta", desired, latest).Return(delta)
rm.On("LateInitialize", ctx, latest).Return(latest, nil)
rd.On("Delta", latest, latest).Return(delta)
r, kc, scmd := reconcilerMocks(rmf)
rm.On("EnsureTags", ctx, desired, scmd).Return(nil)
// pointers returned from "client.MergeFrom" fails the equality check during
// assertion even when parameters inside two objects are same.
// hence we use mock.AnythingOfType parameter to assert patch call
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
// With the above mocks and below assertions, we check that if we got a
// non-error return from `AWSResourceManager.ReadOne()` and the
// `AWSResourceDescriptor.Delta()` returned a non-empty Delta, that we end
// up calling the AWSResourceManager.Update() call in the Reconciler.Sync()
// method,
_, err := r.Sync(ctx, rm, desired)
require.Nil(err)
rm.AssertCalled(t, "ResolveReferences", ctx, nil, desired)
rm.AssertCalled(t, "ReadOne", ctx, desired)
rd.AssertCalled(t, "Delta", desired, latest)
// Update is not called because there is no delta
rm.AssertNotCalled(t, "Update", ctx, desired, latest, delta)
// No changes to metadata or spec so Patch on the object shouldn't be done
kc.AssertNotCalled(t, "Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch"))
// Only the HandleReconcilerError wrapper function ever calls patchResourceStatus
kc.AssertNotCalled(t, "Status")
rm.AssertCalled(t, "LateInitialize", ctx, latest)
rm.AssertCalled(t, "IsSynced", ctx, latest)
rm.AssertCalled(t, "EnsureTags", ctx, desired, scmd)
}
func TestReconcilerUpdate_NoDelta_ResourceSynced(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
delta := ackcompare.NewDelta()
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, _ := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return().Run(func(args mock.Arguments) {
conditions := args.Get(0).([]*ackv1alpha1.Condition)
assert.Equal(t, 1, len(conditions))
cond := conditions[0]
assert.Equal(t, ackv1alpha1.ConditionTypeResourceSynced, cond.Type)
// Synced condition is true because rm.IsSynced() method returns
// True
assert.Equal(t, corev1.ConditionTrue, cond.Status)
assert.Equal(t, ackcondition.SyncedMessage, *cond.Message)
})
rm := &ackmocks.AWSResourceManager{}
rm.On("ResolveReferences", ctx, nil, desired).Return(
desired, nil,
)
rm.On("ReadOne", ctx, desired).Return(
latest, nil,
)
rm.On("IsSynced", ctx, latest).Return(true, nil)
rmf, rd := managedResourceManagerFactoryMocks(desired, latest)
rd.On("Delta", desired, latest).Return(delta)
rm.On("LateInitialize", ctx, latest).Return(latest, nil)
rd.On("Delta", latest, latest).Return(delta)
r, kc, scmd := reconcilerMocks(rmf)
rm.On("EnsureTags", ctx, desired, scmd).Return(nil)
// pointers returned from "client.MergeFrom" fails the equality check during
// assertion even when parameters inside two objects are same.
// hence we use mock.AnythingOfType parameter to assert patch call
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
// With the above mocks and below assertions, we check that if we got a
// non-error return from `AWSResourceManager.ReadOne()` and the
// `AWSResourceDescriptor.Delta()` returned a non-empty Delta, that we end
// up calling the AWSResourceManager.Update() call in the Reconciler.Sync()
// method,
_, err := r.Sync(ctx, rm, desired)
require.Nil(err)
rm.AssertCalled(t, "ResolveReferences", ctx, nil, desired)
rm.AssertCalled(t, "ReadOne", ctx, desired)
rd.AssertCalled(t, "Delta", desired, latest)
// Update is not called because there is no delta
rm.AssertNotCalled(t, "Update", ctx, desired, latest, delta)
// No changes to metadata or spec so Patch on the object shouldn't be done
kc.AssertNotCalled(t, "Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch"))
// Only the HandleReconcilerError wrapper function ever calls patchResourceStatus
kc.AssertNotCalled(t, "Status")
rm.AssertCalled(t, "LateInitialize", ctx, latest)
rm.AssertCalled(t, "IsSynced", ctx, latest)
rm.AssertCalled(t, "EnsureTags", ctx, desired, scmd)
}
func TestReconcilerUpdate_IsSyncedError(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
delta := ackcompare.NewDelta()
delta.Add("Spec.A", "val1", "val2")
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, _ := resourceMocks()
latest.On("Identifiers").Return(ids)
syncedError := errors.New("rm.IsSynced failed")
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return().Run(func(args mock.Arguments) {
conditions := args.Get(0).([]*ackv1alpha1.Condition)
assert.Equal(t, 1, len(conditions))
cond := conditions[0]
assert.Equal(t, ackv1alpha1.ConditionTypeResourceSynced, cond.Type)
// Synced condition is false because rm.IsSynced() method returns
// an error
assert.Equal(t, corev1.ConditionFalse, cond.Status)
assert.Equal(t, ackcondition.NotSyncedMessage, *cond.Message)
assert.Equal(t, syncedError.Error(), *cond.Reason)
})
rm := &ackmocks.AWSResourceManager{}
rm.On("ResolveReferences", ctx, nil, desired).Return(
desired, nil,
)
rm.On("ReadOne", ctx, desired).Return(
latest, nil,
)
rm.On("Update", ctx, desired, latest, delta).Return(
latest, nil,
)
rm.On("IsSynced", ctx, latest).Return(
true, syncedError)
rmf, rd := managedResourceManagerFactoryMocks(desired, latest)
rd.On("Delta", desired, latest).Return(
delta,
).Once()
rd.On("Delta", desired, latest).Return(ackcompare.NewDelta())
rm.On("LateInitialize", ctx, latest).Return(latest, nil)
rd.On("Delta", latest, latest).Return(ackcompare.NewDelta())
r, kc, scmd := reconcilerMocks(rmf)
rm.On("EnsureTags", ctx, desired, scmd).Return(nil)
// pointers returned from "client.MergeFrom" fails the equality check during
// assertion even when parameters inside two objects are same.
// hence we use mock.AnythingOfType parameter to assert patch call
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
// With the above mocks and below assertions, we check that if we got a
// non-error return from `AWSResourceManager.ReadOne()` and the
// `AWSResourceDescriptor.Delta()` returned a non-empty Delta, that we end
// up calling the AWSResourceManager.Update() call in the Reconciler.Sync()
// method,
_, err := r.Sync(ctx, rm, desired)
require.Nil(err)
rm.AssertCalled(t, "ResolveReferences", ctx, nil, desired)
rm.AssertCalled(t, "ReadOne", ctx, desired)
rd.AssertCalled(t, "Delta", desired, latest)
rm.AssertCalled(t, "Update", ctx, desired, latest, delta)
// No changes to metadata or spec so Patch on the object shouldn't be done
kc.AssertNotCalled(t, "Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch"))
// Only the HandleReconcilerError wrapper function ever calls patchResourceStatus
kc.AssertNotCalled(t, "Status")
rm.AssertCalled(t, "LateInitialize", ctx, latest)
rm.AssertCalled(t, "IsSynced", ctx, latest)
rm.AssertCalled(t, "EnsureTags", ctx, desired, scmd)
}
func TestReconcilerUpdate_PatchMetadataAndSpec_DiffInMetadata(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
delta := ackcompare.NewDelta()
delta.Add("Spec.A", "val1", "val2")
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, latestMetaObj := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return()
// Note the change in annotations
latestMetaObj.SetAnnotations(map[string]string{"a": "b"})
rmf, rd := managedResourceManagerFactoryMocks(desired, latest)
rd.On("Delta", desired, latest).Return(
delta,
).Once()
rd.On("Delta", desired, latest).Return(ackcompare.NewDelta())
rm := &ackmocks.AWSResourceManager{}
rm.On("ResolveReferences", ctx, nil, desired).Return(
desired, nil,
)
rm.On("ReadOne", ctx, desired).Return(
latest, nil,
)
rm.On("Update", ctx, desired, latest, delta).Return(
latest, nil,
)
rm.On("LateInitialize", ctx, latest).Return(latest, nil)
rm.On("IsSynced", ctx, latest).Return(true, nil)
rd.On("Delta", latest, latest).Return(ackcompare.NewDelta())
r, kc, scmd := reconcilerMocks(rmf)
rm.On("EnsureTags", ctx, desired, scmd).Return(nil)
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
_, err := r.Sync(ctx, rm, desired)
require.Nil(err)
rm.AssertCalled(t, "ResolveReferences", ctx, nil, desired)
rm.AssertCalled(t, "ReadOne", ctx, desired)
rd.AssertCalled(t, "Delta", desired, latest)
rm.AssertCalled(t, "Update", ctx, desired, latest, delta)
kc.AssertCalled(t, "Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch"))
// Only the HandleReconcilerError wrapper function ever calls patchResourceStatus
kc.AssertNotCalled(t, "Status")
rm.AssertCalled(t, "LateInitialize", ctx, latest)
latest.AssertCalled(t, "DeepCopy")
latest.AssertCalled(t, "SetStatus", latest)
rm.AssertCalled(t, "EnsureTags", ctx, desired, scmd)
}
func TestReconcilerUpdate_PatchMetadataAndSpec_DiffInSpec(t *testing.T) {
require := require.New(t)
assert := assert.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
delta := ackcompare.NewDelta()
delta.Add("Spec.A", "val1", "val2")
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, _ := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return().Run(func(args mock.Arguments) {
conditions := args.Get(0).([]*ackv1alpha1.Condition)
hasSynced := false
for _, condition := range conditions {
if condition.Type != ackv1alpha1.ConditionTypeResourceSynced {
continue
}
hasSynced = true
assert.Equal(corev1.ConditionTrue, condition.Status)
assert.Equal(ackcondition.SyncedMessage, *condition.Message)
}
assert.True(hasSynced)
})
// Note no change to metadata...
rmf, rd := managedResourceManagerFactoryMocks(desired, latest)
rd.On("Delta", desired, latest).Return(
delta,
)
rm := &ackmocks.AWSResourceManager{}
rm.On("ResolveReferences", ctx, nil, desired).Return(
desired, nil,
)
rm.On("ReadOne", ctx, desired).Return(
latest, nil,
)
rm.On("Update", ctx, desired, latest, delta).Return(
latest, nil,
)
rm.On("LateInitialize", ctx, latest).Return(latest, nil)
rm.On("IsSynced", ctx, latest).Return(true, nil)
rd.On("Delta", latest, latest).Return(ackcompare.NewDelta())
r, kc, scmd := reconcilerMocks(rmf)
rm.On("EnsureTags", ctx, desired, scmd).Return(nil)
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
_, err := r.Sync(ctx, rm, desired)
require.Nil(err)
rm.AssertCalled(t, "ResolveReferences", ctx, nil, desired)
rm.AssertCalled(t, "ReadOne", ctx, desired)
rd.AssertCalled(t, "Delta", desired, latest)
rm.AssertCalled(t, "Update", ctx, desired, latest, delta)
kc.AssertCalled(t, "Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch"))
// Only the HandleReconcilerError wrapper function ever calls patchResourceStatus
kc.AssertNotCalled(t, "Status")
rm.AssertCalled(t, "LateInitialize", ctx, latest)
rm.AssertCalled(t, "EnsureTags", ctx, desired, scmd)
}
func TestReconcilerHandleReconcilerError_PatchStatus_Latest(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
delta := ackcompare.NewDelta()
delta.Add("Spec.A", "val1", "val2")
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
latest, latestRTObj, latestMetaObj := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return()
latestMetaObj.SetAnnotations(map[string]string{"a": "b"})
rmf, _ := managedResourceManagerFactoryMocks(desired, latest)
r, kc, _ := reconcilerMocks(rmf)
statusWriter := &ctrlrtclientmock.StatusWriter{}
kc.On("Status").Return(statusWriter)
statusWriter.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
kc.On("Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch")).Return(nil)
_, err := r.HandleReconcileError(ctx, desired, latest, nil)
require.Nil(err)
statusWriter.AssertCalled(t, "Patch", ctx, latestRTObj, mock.AnythingOfType("*client.mergeFromPatch"))
// The HandleReconcilerError function never updates spec or metadata, so
// even though there is a change to the annotations we expect no call to
// patch the spec/metadata...
kc.AssertNotCalled(t, "Patch")
}
func TestReconcilerHandleReconcilerError_NoPatchStatus_NoLatest(t *testing.T) {
require := require.New(t)
ctx := context.TODO()
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
rmf, _ := managedResourceManagerFactoryMocks(desired, nil)
r, kc, _ := reconcilerMocks(rmf)
statusWriter := &ctrlrtclientmock.StatusWriter{}
kc.On("Status").Return(statusWriter)
_, err := r.HandleReconcileError(ctx, desired, nil, nil)
require.Nil(err)
// If latest is nil, we should not call patch status...
statusWriter.AssertNotCalled(t, "Patch")
// The HandleReconcilerError function never updates spec or metadata, so
// even though there is a change to the annotations we expect no call to
// patch the spec/metadata...
kc.AssertNotCalled(t, "Patch")
}
func TestReconcilerUpdate_ErrorInLateInitialization(t *testing.T) {
require := require.New(t)
assert := assert.New(t)
ctx := context.TODO()
arn := ackv1alpha1.AWSResourceName("mybook-arn")
delta := ackcompare.NewDelta()
delta.Add("Spec.A", "val1", "val2")
desired, _, _ := resourceMocks()
desired.On("ReplaceConditions", []*ackv1alpha1.Condition{}).Return()
ids := &ackmocks.AWSResourceIdentifiers{}
ids.On("ARN").Return(&arn)
requeueError := requeue.NeededAfter(errors.New("error from late initialization"), time.Duration(0)*time.Second)
latest, latestRTObj, _ := resourceMocks()
latest.On("Identifiers").Return(ids)
latest.On("Conditions").Return([]*ackv1alpha1.Condition{})
latest.On(
"ReplaceConditions",
mock.AnythingOfType("[]*v1alpha1.Condition"),
).Return().Run(func(args mock.Arguments) {
conditions := args.Get(0).([]*ackv1alpha1.Condition)
hasSynced := false
for _, condition := range conditions {
if condition.Type != ackv1alpha1.ConditionTypeResourceSynced {
continue
}
hasSynced = true
// Even though mocked IsSynced method returns (true, nil),
// the reconciler error from late initialization correctly causes
// the ResourceSynced condition to be Unknown since the reconciler
// error is not a Terminal error.
assert.Equal(corev1.ConditionUnknown, condition.Status)