Correctly handle kustomization namespace for flux test (#247)

Issue #245

```
$ flux-local test -v --path tests/testdata/cluster5/ 
======================================= test session starts ========================================
collected 1 item                                                                                   

tests/testdata/cluster5/clusters/prod::flux-system::kustomization PASSED                     [100%]

======================================== 1 passed in 0.10s =========================================
```

```
$ flux-local test -v -A --path tests/testdata/cluster5/ 
======================================= test session starts ========================================
collected 3 items                                                                                  

tests/testdata/cluster5/clusters/prod::infra-configs::kustomization PASSED                   [ 33%]
tests/testdata/cluster5/clusters/prod::infra-controllers::kustomization PASSED               [ 66%]
tests/testdata/cluster5/clusters/prod::flux-system::kustomization PASSED                     [100%]

======================================== 3 passed in 0.30s =========================================

flux_local/tool/test.py

@@ -406,6 +406,7 @@ async def run(  # type: ignore[no-untyped-def]
             # If a real file path, then clear so it is not a test nodeid filter
             if test_path.startswith(".") or test_path.startswith("/"):
                 test_path = None
+        query.kustomization.namespace = query.cluster.namespace
         query.kustomization.skip_crds = True
         query.helm_release.enabled = enable_helm
         query.helm_release.namespace = None

tests/testdata/cluster5/README.md

@@ -0,0 +1 @@
+This repo has kustomizations that are not in the flux-system namespace.

tests/testdata/cluster5/clusters/prod/flux-system/gotk-sync.yaml

@@ -0,0 +1,26 @@
+---
+apiVersion: source.toolkit.fluxcd.io/v1beta1
+kind: GitRepository
+metadata:
+  name: flux-system
+  namespace: flux-system
+spec:
+  interval: 1m0s
+  ref:
+    branch: main
+  secretRef:
+    name: flux-system
+  url: ssh://[email protected]/allenporter/flux-local
+---
+apiVersion: kustomize.toolkit.fluxcd.io/v1beta2
+kind: Kustomization
+metadata:
+  name: flux-system
+  namespace: flux-system
+spec:
+  interval: 10m0s
+  path: ./tests/testdata/cluster5/clusters/prod
+  prune: true
+  sourceRef:
+    kind: GitRepository
+    name: flux-system

tests/testdata/cluster5/clusters/prod/flux-system/kustomization.yaml

@@ -0,0 +1,5 @@
+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - gotk-sync.yaml

tests/testdata/cluster5/clusters/prod/infrastructure.yaml

@@ -0,0 +1,33 @@
+---
+apiVersion: kustomize.toolkit.fluxcd.io/v1beta2
+kind: Kustomization
+metadata:
+  name: infra-controllers
+  namespace: controllers
+spec:
+  interval: 1h
+  retryInterval: 1m
+  timeout: 5m
+  sourceRef:
+    kind: GitRepository
+    name: flux-system
+  path: ./tests/testdata/cluster5/infrastructure/controllers
+  prune: true
+  wait: true
+---
+apiVersion: kustomize.toolkit.fluxcd.io/v1beta2
+kind: Kustomization
+metadata:
+  name: infra-configs
+  namespace: configs
+spec:
+  dependsOn:
+    - name: infra-controllers
+  interval: 1h
+  retryInterval: 1m
+  timeout: 5m
+  sourceRef:
+    kind: GitRepository
+    name: flux-system
+  path: ./tests/testdata/cluster5/infrastructure/configs
+  prune: true

tests/testdata/cluster5/infrastructure/configs/cluster-policies.yaml

@@ -0,0 +1,25 @@
+---
+apiVersion: kyverno.io/v1
+kind: ClusterPolicy
+metadata:
+  name: test-allow-policy
+  annotations:
+    policies.kyverno.io/title: Test Allow Policy
+    policies.kyverno.io/description: >-
+      Policy that is expected to allow resources under test through since no
+      resources should have this annotation.
+spec:
+  validationFailureAction: audit
+  background: true
+  rules:
+  - name: forbid-test-annotation
+    match:
+      resources:
+        kinds:
+        - ConfigMap
+    validate:
+      message: "Found test-annotation"
+      pattern:
+        metadata:
+          =(annotations):
+            X(flux-local/test-annotation): "null"

tests/testdata/cluster5/infrastructure/configs/helm-repositories.yaml

@@ -0,0 +1,31 @@
+---
+apiVersion: source.toolkit.fluxcd.io/v1beta2
+kind: HelmRepository
+metadata:
+  name: bitnami
+  namespace: flux-system
+spec:
+  interval: 30m
+  provider: generic
+  timeout: 1m0s
+  url: https://charts.bitnami.com/bitnami
+---
+apiVersion: source.toolkit.fluxcd.io/v1beta2
+kind: HelmRepository
+metadata:
+  name: podinfo
+  namespace: flux-system
+spec:
+  interval: 5m
+  type: oci
+  url: oci://ghcr.io/stefanprodan/charts
+---
+apiVersion: source.toolkit.fluxcd.io/v1beta2
+kind: HelmRepository
+metadata:
+  name: weave-charts
+  namespace: flux-system
+spec:
+  interval: 120m
+  type: oci
+  url: oci://ghcr.io/weaveworks/charts

tests/testdata/cluster5/infrastructure/configs/kustomization.yaml

@@ -0,0 +1,6 @@
+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - cluster-policies.yaml
+  - helm-repositories.yaml

tests/testdata/cluster5/infrastructure/controllers/kustomization.yaml

@@ -0,0 +1,6 @@
+---
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - metallb-release.yaml
+  - weave-gitops-release.yaml

tests/testdata/cluster5/infrastructure/controllers/metallb-release.yaml

@@ -0,0 +1,27 @@
+---
+apiVersion: helm.toolkit.fluxcd.io/v2beta1
+kind: HelmRelease
+metadata:
+  name: metallb
+  namespace: metallb
+spec:
+  chart:
+    spec:
+      chart: metallb
+      reconcileStrategy: ChartVersion
+      sourceRef:
+        kind: HelmRepository
+        name: bitnami
+        namespace: flux-system
+      version: 4.1.14
+  install:
+    crds: CreateReplace
+    remediation:
+      retries: 3
+  interval: 5m
+  releaseName: metallb
+  upgrade:
+    crds: CreateReplace
+  values:
+    speaker:
+      secretName: "metallb-secret"

tests/testdata/cluster5/infrastructure/controllers/weave-gitops-release.yaml

@@ -0,0 +1,16 @@
+---
+apiVersion: helm.toolkit.fluxcd.io/v2beta1
+kind: HelmRelease
+metadata:
+  name: weave-gitops
+  namespace: flux-system
+spec:
+  interval: 60m
+  chart:
+    spec:
+      chart: weave-gitops
+      version: "4.0.22"
+      sourceRef:
+        kind: HelmRepository
+        name: weave-charts
+      interval: 12h